TnSb/android-calculatorpp
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Module separation

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This commit is contained in:
serso 2012-09-20 13:19:48 +04:00
parent 417cf88912
commit eb37fe495b
29 changed files with 2834 additions and 2815 deletions
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5
calculatorpp-core/pom.xml
View File

@ -35,6 +35,11 @@
<artifactId>jscl</artifactId>
</dependency>
<dependency>
<groupId>org.simpleframework</groupId>
<artifactId>simple-xml</artifactId>
</dependency>
</dependencies>

2
calculatorpp-core/src/main/java/org/solovyev/android/calculator/model/CalculatorParseException.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/CalculatorParseException.java
View File

@ -4,7 +4,7 @@
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.model;
package org.solovyev.android.calculator;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

161
calculatorpp/src/main/java/org/solovyev/android/calculator/history/AbstractHistoryState.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/history/AbstractHistoryState.java
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@ -1,81 +1,80 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Transient;
import java.util.Date;
/**
* User: serso
* Date: 10/15/11
* Time: 1:45 PM
*/
public class AbstractHistoryState implements Cloneable{
@Element
private long time = new Date().getTime();
@Element(required = false)
@Nullable
private String comment;
@Transient
private boolean saved;
@Transient
private int id = 0;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public long getTime() {
return time;
}
public void setTime(long time) {
this.time = time;
}
@Nullable
public String getComment() {
return comment;
}
public void setComment(@Nullable String comment) {
this.comment = comment;
}
public boolean isSaved() {
return saved;
}
public void setSaved(boolean saved) {
this.saved = saved;
}
@Override
protected AbstractHistoryState clone() {
AbstractHistoryState clone;
try {
clone = (AbstractHistoryState)super.clone();
} catch (CloneNotSupportedException e) {
throw new UnsupportedOperationException(e);
}
return clone;
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Transient;
import java.util.Date;
/**
* User: serso
* Date: 10/15/11
* Time: 1:45 PM
*/
public class AbstractHistoryState implements Cloneable{
@Element
private long time = new Date().getTime();
@Element(required = false)
@Nullable
private String comment;
@Transient
private boolean saved;
@Transient
private int id = 0;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public long getTime() {
return time;
}
public void setTime(long time) {
this.time = time;
}
@Nullable
public String getComment() {
return comment;
}
public void setComment(@Nullable String comment) {
this.comment = comment;
}
public boolean isSaved() {
return saved;
}
public void setSaved(boolean saved) {
this.saved = saved;
}
@Override
protected AbstractHistoryState clone() {
AbstractHistoryState clone;
try {
clone = (AbstractHistoryState)super.clone();
} catch (CloneNotSupportedException e) {
throw new UnsupportedOperationException(e);
}
return clone;
}
}

276
calculatorpp/src/main/java/org/solovyev/android/calculator/history/CalculatorDisplayHistoryState.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/history/CalculatorDisplayHistoryState.java
View File

@ -1,138 +1,138 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.simpleframework.xml.Transient;
import org.solovyev.android.calculator.ICalculatorDisplay;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/17/11
* Time: 11:05 PM
*/
@Root
public class CalculatorDisplayHistoryState implements Cloneable {
@Transient
private boolean valid = true;
@Transient
@Nullable
private String errorMessage = null;
@Element
@NotNull
private EditorHistoryState editorState;
@Element
@NotNull
private JsclOperation jsclOperation;
@Transient
@Nullable
private Generic genericResult;
private CalculatorDisplayHistoryState() {
// for xml
}
@NotNull
public static CalculatorDisplayHistoryState newInstance(@NotNull ICalculatorDisplay display) {
final CalculatorDisplayHistoryState result = new CalculatorDisplayHistoryState();
result.editorState = EditorHistoryState.newInstance(display);
result.valid = display.isValid();
result.jsclOperation = display.getJsclOperation();
result.genericResult = display.getGenericResult();
result.errorMessage = display.getErrorMessage();
return result;
}
public void setValuesFromHistory(@NotNull ICalculatorDisplay display) {
this.getEditorState().setValuesFromHistory(display);
display.setValid(this.isValid());
display.setErrorMessage(this.getErrorMessage());
display.setJsclOperation(this.getJsclOperation());
display.setGenericResult(this.getGenericResult());
}
public boolean isValid() {
return valid;
}
@NotNull
public EditorHistoryState getEditorState() {
return editorState;
}
@NotNull
public JsclOperation getJsclOperation() {
return jsclOperation;
}
@Nullable
public String getErrorMessage() {
return errorMessage;
}
@Nullable
public Generic getGenericResult() {
return genericResult;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CalculatorDisplayHistoryState that = (CalculatorDisplayHistoryState) o;
if (!editorState.equals(that.editorState)) return false;
if (jsclOperation != that.jsclOperation) return false;
return true;
}
@Override
public int hashCode() {
int result = editorState.hashCode();
result = 31 * result + jsclOperation.hashCode();
return result;
}
@Override
public String toString() {
return "CalculatorDisplayHistoryState{" +
"valid=" + valid +
", errorMessage='" + errorMessage + '\'' +
", editorHistoryState=" + editorState +
", jsclOperation=" + jsclOperation +
'}';
}
@Override
protected CalculatorDisplayHistoryState clone() {
try {
final CalculatorDisplayHistoryState clone = (CalculatorDisplayHistoryState) super.clone();
clone.editorState = this.editorState.clone();
return clone;
} catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.history;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Element;
import org.simpleframework.xml.Root;
import org.simpleframework.xml.Transient;
import org.solovyev.android.calculator.ICalculatorDisplay;
import org.solovyev.android.calculator.jscl.JsclOperation;
/**
* User: serso
* Date: 9/17/11
* Time: 11:05 PM
*/
@Root
public class CalculatorDisplayHistoryState implements Cloneable {
@Transient
private boolean valid = true;
@Transient
@Nullable
private String errorMessage = null;
@Element
@NotNull
private EditorHistoryState editorState;
@Element
@NotNull
private JsclOperation jsclOperation;
@Transient
@Nullable
private Generic genericResult;
private CalculatorDisplayHistoryState() {
// for xml
}
@NotNull
public static CalculatorDisplayHistoryState newInstance(@NotNull ICalculatorDisplay display) {
final CalculatorDisplayHistoryState result = new CalculatorDisplayHistoryState();
result.editorState = EditorHistoryState.newInstance(display);
result.valid = display.isValid();
result.jsclOperation = display.getJsclOperation();
result.genericResult = display.getGenericResult();
result.errorMessage = display.getErrorMessage();
return result;
}
public void setValuesFromHistory(@NotNull ICalculatorDisplay display) {
this.getEditorState().setValuesFromHistory(display);
display.setValid(this.isValid());
display.setErrorMessage(this.getErrorMessage());
display.setJsclOperation(this.getJsclOperation());
display.setGenericResult(this.getGenericResult());
}
public boolean isValid() {
return valid;
}
@NotNull
public EditorHistoryState getEditorState() {
return editorState;
}
@NotNull
public JsclOperation getJsclOperation() {
return jsclOperation;
}
@Nullable
public String getErrorMessage() {
return errorMessage;
}
@Nullable
public Generic getGenericResult() {
return genericResult;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CalculatorDisplayHistoryState that = (CalculatorDisplayHistoryState) o;
if (!editorState.equals(that.editorState)) return false;
if (jsclOperation != that.jsclOperation) return false;
return true;
}
@Override
public int hashCode() {
int result = editorState.hashCode();
result = 31 * result + jsclOperation.hashCode();
return result;
}
@Override
public String toString() {
return "CalculatorDisplayHistoryState{" +
"valid=" + valid +
", errorMessage='" + errorMessage + '\'' +
", editorHistoryState=" + editorState +
", jsclOperation=" + jsclOperation +
'}';
}
@Override
protected CalculatorDisplayHistoryState clone() {
try {
final CalculatorDisplayHistoryState clone = (CalculatorDisplayHistoryState) super.clone();
clone.editorState = this.editorState.clone();
return clone;
} catch (CloneNotSupportedException e) {
throw new RuntimeException(e);
}
}
}

0
calculatorpp/src/main/java/org/solovyev/android/calculator/history/CalculatorHistoryState.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/history/CalculatorHistoryState.java
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0
calculatorpp/src/main/java/org/solovyev/android/calculator/history/EditorHistoryState.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/history/EditorHistoryState.java
View File

66
calculatorpp/src/main/java/org/solovyev/android/calculator/history/History.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/history/History.java
View File

@ -1,33 +1,33 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.history;
import org.simpleframework.xml.ElementList;
import org.simpleframework.xml.Root;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 12/17/11
* Time: 9:30 PM
*/
@Root
public class History {
@ElementList
private List<CalculatorHistoryState> historyItems = new ArrayList<CalculatorHistoryState>();
public History() {
}
public List<CalculatorHistoryState> getHistoryItems() {
return historyItems;
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.history;
import org.simpleframework.xml.ElementList;
import org.simpleframework.xml.Root;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 12/17/11
* Time: 9:30 PM
*/
@Root
public class History {
@ElementList
private List<CalculatorHistoryState> historyItems = new ArrayList<CalculatorHistoryState>();
public History() {
}
public List<CalculatorHistoryState> getHistoryItems() {
return historyItems;
}
}

122
calculatorpp/src/main/java/org/solovyev/android/calculator/history/HistoryUtils.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/history/HistoryUtils.java
View File

@ -1,61 +1,61 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Serializer;
import org.simpleframework.xml.core.Persister;
import java.io.StringWriter;
import java.util.List;
/**
* User: serso
* Date: 12/17/11
* Time: 9:59 PM
*/
class HistoryUtils {
// not intended for instantiation
private HistoryUtils() {
throw new AssertionError();
}
public static void fromXml(@Nullable String xml, @NotNull List<CalculatorHistoryState> historyItems) {
if (xml != null) {
final Serializer serializer = new Persister();
try {
final History history = serializer.read(History.class, xml);
for (CalculatorHistoryState historyItem : history.getHistoryItems()) {
historyItems.add(historyItem);
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
@NotNull
public static String toXml(@NotNull List<CalculatorHistoryState> historyItems) {
final History history = new History();
for (CalculatorHistoryState historyState : historyItems) {
if (historyState.isSaved()) {
history.getHistoryItems().add(historyState);
}
}
final StringWriter xml = new StringWriter();
final Serializer serializer = new Persister();
try {
serializer.write(history, xml);
} catch (Exception e) {
throw new RuntimeException(e);
}
return xml.toString();
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.history;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.simpleframework.xml.Serializer;
import org.simpleframework.xml.core.Persister;
import java.io.StringWriter;
import java.util.List;
/**
* User: serso
* Date: 12/17/11
* Time: 9:59 PM
*/
class HistoryUtils {
// not intended for instantiation
private HistoryUtils() {
throw new AssertionError();
}
public static void fromXml(@Nullable String xml, @NotNull List<CalculatorHistoryState> historyItems) {
if (xml != null) {
final Serializer serializer = new Persister();
try {
final History history = serializer.read(History.class, xml);
for (CalculatorHistoryState historyItem : history.getHistoryItems()) {
historyItems.add(historyItem);
}
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}
@NotNull
public static String toXml(@NotNull List<CalculatorHistoryState> historyItems) {
final History history = new History();
for (CalculatorHistoryState historyState : historyItems) {
if (historyState.isSaved()) {
history.getHistoryItems().add(historyState);
}
}
final StringWriter xml = new StringWriter();
final Serializer serializer = new Persister();
try {
serializer.write(history, xml);
} catch (Exception e) {
throw new RuntimeException(e);
}
return xml.toString();
}
}

4
calculatorpp-core/src/main/java/org/solovyev/android/calculator/jscl/FromJsclNumericTextProcessor.java
View File

@ -8,8 +8,8 @@ package org.solovyev.android.calculator.jscl;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.calculator.model.TextProcessor;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.text.TextProcessor;
/**
* User: serso

6
calculatorpp-core/src/main/java/org/solovyev/android/calculator/jscl/JsclOperation.java
View File

@ -10,9 +10,9 @@ import jscl.math.Generic;
import jscl.text.ParseException;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.CalculatorLocatorImpl;
import org.solovyev.android.calculator.model.DummyTextProcessor;
import org.solovyev.android.calculator.model.FromJsclSimplifyTextProcessor;
import org.solovyev.android.calculator.model.TextProcessor;
import org.solovyev.android.calculator.text.DummyTextProcessor;
import org.solovyev.android.calculator.text.FromJsclSimplifyTextProcessor;
import org.solovyev.android.calculator.text.TextProcessor;
public enum JsclOperation {

2
calculatorpp-core/src/main/java/org/solovyev/android/calculator/math/MathType.java
View File

@ -13,7 +13,7 @@ import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorLocatorImpl;
import org.solovyev.common.JPredicate;
import org.solovyev.common.StartsWithFinder;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.common.collections.CollectionsUtils;
import java.util.*;

3
calculatorpp-core/src/main/java/org/solovyev/android/calculator/model/DummyTextProcessor.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/text/DummyTextProcessor.java
View File

@ -4,10 +4,11 @@
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.model;
package org.solovyev.android.calculator.text;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.CalculatorParseException;
/**
* User: serso

4
calculatorpp-core/src/main/java/org/solovyev/android/calculator/model/FromJsclSimplifyTextProcessor.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/text/FromJsclSimplifyTextProcessor.java
View File

@ -1,11 +1,11 @@
package org.solovyev.android.calculator.model;
package org.solovyev.android.calculator.text;
import jscl.math.Generic;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorLocator;
import org.solovyev.android.calculator.CalculatorLocatorImpl;
import org.solovyev.android.calculator.math.MathType;
import org.solovyev.android.calculator.CalculatorParseException;
import java.util.Arrays;
import java.util.List;

3
calculatorpp-core/src/main/java/org/solovyev/android/calculator/model/TextProcessor.java → calculatorpp-core/src/main/java/org/solovyev/android/calculator/text/TextProcessor.java
View File

@ -1,6 +1,7 @@
package org.solovyev.android.calculator.model;
package org.solovyev.android.calculator.text;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.CalculatorParseException;
/**
* User: serso

11
calculatorpp/pom.xml
View File

@ -102,17 +102,6 @@
<dependency>
<groupId>org.simpleframework</groupId>
<artifactId>simple-xml</artifactId>
<version>2.6.1</version>
<exclusions>
<exclusion>
<artifactId>stax-api</artifactId>
<groupId>stax</groupId>
</exclusion>
<exclusion>
<artifactId>xpp3</artifactId>
<groupId>xpp3</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>

695
calculatorpp/src/main/java/org/solovyev/android/calculator/CalculatorDisplay.java
View File

@ -1,348 +1,347 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator;
import android.content.Context;
import android.graphics.Color;
import android.text.Html;
import android.util.AttributeSet;
import android.util.Log;
import jscl.NumeralBase;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.math.function.IConstant;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.calculator.model.TextProcessor;
import org.solovyev.android.calculator.model.ToJsclTextProcessor;
import org.solovyev.android.calculator.view.NumeralBaseConverterDialog;
import org.solovyev.android.calculator.view.TextHighlighter;
import org.solovyev.android.calculator.view.UnitConverterViewBuilder;
import org.solovyev.android.menu.AMenuItem;
import org.solovyev.android.menu.LabeledMenuItem;
import org.solovyev.android.view.AutoResizeTextView;
import org.solovyev.common.collections.CollectionsUtils;
import org.solovyev.common.text.StringUtils;
import java.util.HashSet;
import java.util.Set;
/**
* User: serso
* Date: 9/17/11
* Time: 10:58 PM
*/
public class CalculatorDisplay extends AutoResizeTextView implements ICalculatorDisplay{
private static enum ConversionMenuItem implements AMenuItem<CalculatorDisplay> {
convert_to_bin(NumeralBase.bin),
convert_to_dec(NumeralBase.dec),
convert_to_hex(NumeralBase.hex);
@NotNull
private final NumeralBase toNumeralBase;
private ConversionMenuItem(@NotNull NumeralBase toNumeralBase) {
this.toNumeralBase = toNumeralBase;
}
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
boolean result = false;
if (operation == JsclOperation.numeric) {
if (generic.getConstants().isEmpty()) {
try {
convert(generic);
// conversion possible => return true
result = true;
} catch (UnitConverterViewBuilder.ConversionException e) {
// conversion is not possible => return false
}
}
}
return result;
}
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
String to;
try {
to = convert(data.getGenericResult());
// add prefix
if (fromNumeralBase != toNumeralBase) {
to = toNumeralBase.getJsclPrefix() + to;
}
} catch (UnitConverterViewBuilder.ConversionException e) {
to = context.getString(R.string.c_error);
}
data.setText(to);
data.redraw();
}
@NotNull
private String convert(@NotNull Generic generic) throws UnitConverterViewBuilder.ConversionException {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
if (fromNumeralBase != toNumeralBase) {
String from = generic.toString();
if (!StringUtils.isEmpty(from)) {
try {
from = ToJsclTextProcessor.getInstance().process(from).getExpression();
} catch (CalculatorParseException e) {
// ok, problems while processing occurred
}
}
return UnitConverterViewBuilder.doConversion(AndroidNumeralBase.getConverter(), from, AndroidNumeralBase.valueOf(fromNumeralBase), AndroidNumeralBase.valueOf(toNumeralBase));
} else {
return generic.toString();
}
}
}
public static enum MenuItem implements LabeledMenuItem<CalculatorDisplay> {
copy(R.string.c_copy) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
CalculatorModel.copyResult(context, data);
}
},
convert_to_bin(R.string.convert_to_bin) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
ConversionMenuItem.convert_to_bin.onClick(data, context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return ConversionMenuItem.convert_to_bin.isItemVisibleFor(generic, operation);
}
},
convert_to_dec(R.string.convert_to_dec) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
ConversionMenuItem.convert_to_dec.onClick(data, context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return ConversionMenuItem.convert_to_dec.isItemVisibleFor(generic, operation);
}
},
convert_to_hex(R.string.convert_to_hex) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
ConversionMenuItem.convert_to_hex.onClick(data, context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return ConversionMenuItem.convert_to_hex.isItemVisibleFor(generic, operation);
}
},
convert(R.string.c_convert) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
new NumeralBaseConverterDialog(data.getGenericResult().toString()).show(context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return operation == JsclOperation.numeric && generic.getConstants().isEmpty();
}
},
plot(R.string.c_plot) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
final Generic generic = data.getGenericResult();
assert generic != null;
final Constant constant = CollectionsUtils.getFirstCollectionElement(getNotSystemConstants(generic));
assert constant != null;
CalculatorActivityLauncher.plotGraph(context, generic, constant);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
boolean result = false;
if (operation == JsclOperation.simplify) {
if (getNotSystemConstants(generic).size() == 1) {
result = true;
}
}
return result;
}
@NotNull
private Set<Constant> getNotSystemConstants(@NotNull Generic generic) {
final Set<Constant> notSystemConstants = new HashSet<Constant>();
for (Constant constant : generic.getConstants()) {
IConstant var = CalculatorEngine.instance.getVarsRegistry().get(constant.getName());
if (var != null && !var.isSystem() && !var.isDefined()) {
notSystemConstants.add(constant);
}
}
return notSystemConstants;
}
};
private final int captionId;
MenuItem(int captionId) {
this.captionId = captionId;
}
public final boolean isItemVisible(@NotNull CalculatorDisplay display) {
//noinspection ConstantConditions
return display.isValid() && display.getGenericResult() != null && isItemVisibleFor(display.getGenericResult(), display.getJsclOperation());
}
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return true;
}
@NotNull
@Override
public String getCaption(@NotNull Context context) {
return context.getString(captionId);
}
}
private boolean valid = true;
@Nullable
private String errorMessage;
@NotNull
private JsclOperation jsclOperation = JsclOperation.numeric;
@NotNull
private final static TextProcessor<TextHighlighter.Result, String> textHighlighter = new TextHighlighter(Color.WHITE, false, CalculatorEngine.instance.getEngine());
@Nullable
private Generic genericResult;
public CalculatorDisplay(Context context) {
super(context);
}
public CalculatorDisplay(Context context, AttributeSet attrs) {
super(context, attrs);
}
public CalculatorDisplay(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public boolean isValid() {
return valid;
}
@Override
public void setValid(boolean valid) {
this.valid = valid;
if (valid) {
errorMessage = null;
setTextColor(getResources().getColor(R.color.default_text_color));
} else {
setTextColor(getResources().getColor(R.color.display_error_text_color));
}
}
@Override
@Nullable
public String getErrorMessage() {
return errorMessage;
}
@Override
public void setErrorMessage(@Nullable String errorMessage) {
this.errorMessage = errorMessage;
}
@Override
public void setJsclOperation(@NotNull JsclOperation jsclOperation) {
this.jsclOperation = jsclOperation;
}
@Override
@NotNull
public JsclOperation getJsclOperation() {
return jsclOperation;
}
@Override
public void setText(CharSequence text, BufferType type) {
super.setText(text, type);
setValid(true);
}
public synchronized void redraw() {
if (isValid()) {
String text = getText().toString();
Log.d(this.getClass().getName(), text);
try {
TextHighlighter.Result result = textHighlighter.process(text);
text = result.toString();
} catch (CalculatorParseException e) {
Log.e(this.getClass().getName(), e.getMessage(), e);
}
Log.d(this.getClass().getName(), text);
super.setText(Html.fromHtml(text), BufferType.EDITABLE);
}
// todo serso: think where to move it (keep in mind org.solovyev.android.view.AutoResizeTextView.resetTextSize())
setAddEllipsis(false);
setMinTextSize(10);
resizeText();
}
@Override
public void setGenericResult(@Nullable Generic genericResult) {
this.genericResult = genericResult;
}
@Override
@Nullable
public Generic getGenericResult() {
return genericResult;
}
@Override
public int getSelection() {
return this.getSelectionStart();
}
@Override
public void setSelection(int selection) {
// not supported by TextView
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator;
import android.content.Context;
import android.graphics.Color;
import android.text.Html;
import android.util.AttributeSet;
import android.util.Log;
import jscl.NumeralBase;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.math.function.IConstant;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.calculator.model.ToJsclTextProcessor;
import org.solovyev.android.calculator.view.NumeralBaseConverterDialog;
import org.solovyev.android.calculator.view.TextHighlighter;
import org.solovyev.android.calculator.view.UnitConverterViewBuilder;
import org.solovyev.android.menu.AMenuItem;
import org.solovyev.android.menu.LabeledMenuItem;
import org.solovyev.android.view.AutoResizeTextView;
import org.solovyev.common.collections.CollectionsUtils;
import org.solovyev.common.text.StringUtils;
import java.util.HashSet;
import java.util.Set;
/**
* User: serso
* Date: 9/17/11
* Time: 10:58 PM
*/
public class CalculatorDisplay extends AutoResizeTextView implements ICalculatorDisplay{
private static enum ConversionMenuItem implements AMenuItem<CalculatorDisplay> {
convert_to_bin(NumeralBase.bin),
convert_to_dec(NumeralBase.dec),
convert_to_hex(NumeralBase.hex);
@NotNull
private final NumeralBase toNumeralBase;
private ConversionMenuItem(@NotNull NumeralBase toNumeralBase) {
this.toNumeralBase = toNumeralBase;
}
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
boolean result = false;
if (operation == JsclOperation.numeric) {
if (generic.getConstants().isEmpty()) {
try {
convert(generic);
// conversion possible => return true
result = true;
} catch (UnitConverterViewBuilder.ConversionException e) {
// conversion is not possible => return false
}
}
}
return result;
}
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
String to;
try {
to = convert(data.getGenericResult());
// add prefix
if (fromNumeralBase != toNumeralBase) {
to = toNumeralBase.getJsclPrefix() + to;
}
} catch (UnitConverterViewBuilder.ConversionException e) {
to = context.getString(R.string.c_error);
}
data.setText(to);
data.redraw();
}
@NotNull
private String convert(@NotNull Generic generic) throws UnitConverterViewBuilder.ConversionException {
final NumeralBase fromNumeralBase = CalculatorEngine.instance.getEngine().getNumeralBase();
if (fromNumeralBase != toNumeralBase) {
String from = generic.toString();
if (!StringUtils.isEmpty(from)) {
try {
from = ToJsclTextProcessor.getInstance().process(from).getExpression();
} catch (CalculatorParseException e) {
// ok, problems while processing occurred
}
}
return UnitConverterViewBuilder.doConversion(AndroidNumeralBase.getConverter(), from, AndroidNumeralBase.valueOf(fromNumeralBase), AndroidNumeralBase.valueOf(toNumeralBase));
} else {
return generic.toString();
}
}
}
public static enum MenuItem implements LabeledMenuItem<CalculatorDisplay> {
copy(R.string.c_copy) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
CalculatorModel.copyResult(context, data);
}
},
convert_to_bin(R.string.convert_to_bin) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
ConversionMenuItem.convert_to_bin.onClick(data, context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return ConversionMenuItem.convert_to_bin.isItemVisibleFor(generic, operation);
}
},
convert_to_dec(R.string.convert_to_dec) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
ConversionMenuItem.convert_to_dec.onClick(data, context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return ConversionMenuItem.convert_to_dec.isItemVisibleFor(generic, operation);
}
},
convert_to_hex(R.string.convert_to_hex) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
ConversionMenuItem.convert_to_hex.onClick(data, context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return ConversionMenuItem.convert_to_hex.isItemVisibleFor(generic, operation);
}
},
convert(R.string.c_convert) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
new NumeralBaseConverterDialog(data.getGenericResult().toString()).show(context);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return operation == JsclOperation.numeric && generic.getConstants().isEmpty();
}
},
plot(R.string.c_plot) {
@Override
public void onClick(@NotNull CalculatorDisplay data, @NotNull Context context) {
final Generic generic = data.getGenericResult();
assert generic != null;
final Constant constant = CollectionsUtils.getFirstCollectionElement(getNotSystemConstants(generic));
assert constant != null;
CalculatorActivityLauncher.plotGraph(context, generic, constant);
}
@Override
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
boolean result = false;
if (operation == JsclOperation.simplify) {
if (getNotSystemConstants(generic).size() == 1) {
result = true;
}
}
return result;
}
@NotNull
private Set<Constant> getNotSystemConstants(@NotNull Generic generic) {
final Set<Constant> notSystemConstants = new HashSet<Constant>();
for (Constant constant : generic.getConstants()) {
IConstant var = CalculatorEngine.instance.getVarsRegistry().get(constant.getName());
if (var != null && !var.isSystem() && !var.isDefined()) {
notSystemConstants.add(constant);
}
}
return notSystemConstants;
}
};
private final int captionId;
MenuItem(int captionId) {
this.captionId = captionId;
}
public final boolean isItemVisible(@NotNull CalculatorDisplay display) {
//noinspection ConstantConditions
return display.isValid() && display.getGenericResult() != null && isItemVisibleFor(display.getGenericResult(), display.getJsclOperation());
}
protected boolean isItemVisibleFor(@NotNull Generic generic, @NotNull JsclOperation operation) {
return true;
}
@NotNull
@Override
public String getCaption(@NotNull Context context) {
return context.getString(captionId);
}
}
private boolean valid = true;
@Nullable
private String errorMessage;
@NotNull
private JsclOperation jsclOperation = JsclOperation.numeric;
@NotNull
private final static TextProcessor<TextHighlighter.Result, String> textHighlighter = new TextHighlighter(Color.WHITE, false, CalculatorEngine.instance.getEngine());
@Nullable
private Generic genericResult;
public CalculatorDisplay(Context context) {
super(context);
}
public CalculatorDisplay(Context context, AttributeSet attrs) {
super(context, attrs);
}
public CalculatorDisplay(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public boolean isValid() {
return valid;
}
@Override
public void setValid(boolean valid) {
this.valid = valid;
if (valid) {
errorMessage = null;
setTextColor(getResources().getColor(R.color.default_text_color));
} else {
setTextColor(getResources().getColor(R.color.display_error_text_color));
}
}
@Override
@Nullable
public String getErrorMessage() {
return errorMessage;
}
@Override
public void setErrorMessage(@Nullable String errorMessage) {
this.errorMessage = errorMessage;
}
@Override
public void setJsclOperation(@NotNull JsclOperation jsclOperation) {
this.jsclOperation = jsclOperation;
}
@Override
@NotNull
public JsclOperation getJsclOperation() {
return jsclOperation;
}
@Override
public void setText(CharSequence text, BufferType type) {
super.setText(text, type);
setValid(true);
}
public synchronized void redraw() {
if (isValid()) {
String text = getText().toString();
Log.d(this.getClass().getName(), text);
try {
TextHighlighter.Result result = textHighlighter.process(text);
text = result.toString();
} catch (CalculatorParseException e) {
Log.e(this.getClass().getName(), e.getMessage(), e);
}
Log.d(this.getClass().getName(), text);
super.setText(Html.fromHtml(text), BufferType.EDITABLE);
}
// todo serso: think where to move it (keep in mind org.solovyev.android.view.AutoResizeTextView.resetTextSize())
setAddEllipsis(false);
setMinTextSize(10);
resizeText();
}
@Override
public void setGenericResult(@Nullable Generic genericResult) {
this.genericResult = genericResult;
}
@Override
@Nullable
public Generic getGenericResult() {
return genericResult;
}
@Override
public int getSelection() {
return this.getSelectionStart();
}
@Override
public void setSelection(int selection) {
// not supported by TextView
}
}

331
calculatorpp/src/main/java/org/solovyev/android/calculator/CalculatorEditor.java
View File

@ -1,166 +1,165 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator;
import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.os.Build;
import android.text.Html;
import android.util.AttributeSet;
import android.util.Log;
import android.view.ContextMenu;
import android.widget.EditText;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.calculator.model.TextProcessor;
import org.solovyev.android.calculator.view.TextHighlighter;
import org.solovyev.common.collections.CollectionsUtils;
/**
* User: serso
* Date: 9/17/11
* Time: 12:25 AM
*/
public class CalculatorEditor extends EditText implements SharedPreferences.OnSharedPreferenceChangeListener {
private static final String CALC_COLOR_DISPLAY_KEY = "org.solovyev.android.calculator.CalculatorModel_color_display";
private static final boolean CALC_COLOR_DISPLAY_DEFAULT = true;
private boolean highlightText = true;
@NotNull
private final static TextProcessor<TextHighlighter.Result, String> textHighlighter = new TextHighlighter(Color.WHITE, true, CalculatorEngine.instance.getEngine());
public CalculatorEditor(Context context) {
super(context);
init();
}
public CalculatorEditor(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
private void init() {
// NOTE: in this solution cursor is missing
/*this.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final TextView textView = (TextView)v;
// backup the input type
int inputType = textView.getInputType();
// disable soft input
textView.setInputType(InputType.TYPE_NULL);
// call native handler
textView.onTouchEvent(event);
// restore input type
textView.setInputType(inputType);
// consume touch even
return true;
}
});*/
}
@Override
public boolean onCheckIsTextEditor() {
// NOTE: code below can be used carefully and should not be copied without special intention
// The main purpose of code is to disable soft input (virtual keyboard) but leave all the TextEdit functionality, like cursor, scrolling, copy/paste menu etc
if ( Build.VERSION.SDK_INT >= 11 ) {
// fix for missing cursor in android 3 and higher
try {
// IDEA: return false always except if method was called from TextView.isCursorVisible() method
for (StackTraceElement stackTraceElement : CollectionsUtils.asList(Thread.currentThread().getStackTrace())) {
if ( "isCursorVisible".equals(stackTraceElement.getMethodName()) ) {
return true;
}
}
} catch (RuntimeException e) {
// just in case...
}
return false;
} else {
return false;
}
}
public CalculatorEditor(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init();
}
@Override
protected void onCreateContextMenu(ContextMenu menu) {
super.onCreateContextMenu(menu);
menu.removeItem(android.R.id.selectAll);
}
@Override
public void setText(CharSequence text, BufferType type) {
super.setText(text, type);
}
public synchronized void redraw() {
String text = getText().toString();
int selectionStart = getSelectionStart();
int selectionEnd = getSelectionEnd();
if (highlightText) {
Log.d(this.getClass().getName(), text);
try {
final TextHighlighter.Result result = textHighlighter.process(text);
selectionStart += result.getOffset();
selectionEnd += result.getOffset();
text = result.toString();
} catch (CalculatorParseException e) {
Log.e(this.getClass().getName(), e.getMessage(), e);
}
Log.d(this.getClass().getName(), text);
super.setText(Html.fromHtml(text), BufferType.EDITABLE);
} else {
super.setText(text, BufferType.EDITABLE);
}
Log.d(this.getClass().getName(), getText().toString());
int length = getText().length();
setSelection(Math.max(Math.min(length, selectionStart), 0), Math.max(Math.min(length, selectionEnd), 0));
}
public boolean isHighlightText() {
return highlightText;
}
public void setHighlightText(boolean highlightText) {
this.highlightText = highlightText;
redraw();
}
@Override
public void onSharedPreferenceChanged(SharedPreferences preferences, String key) {
if (CALC_COLOR_DISPLAY_KEY.equals(key)) {
this.setHighlightText(preferences.getBoolean(CALC_COLOR_DISPLAY_KEY, CALC_COLOR_DISPLAY_DEFAULT));
}
}
public void init(@NotNull SharedPreferences preferences) {
onSharedPreferenceChanged(preferences, CALC_COLOR_DISPLAY_KEY);
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator;
import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Color;
import android.os.Build;
import android.text.Html;
import android.util.AttributeSet;
import android.util.Log;
import android.view.ContextMenu;
import android.widget.EditText;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.calculator.view.TextHighlighter;
import org.solovyev.common.collections.CollectionsUtils;
/**
* User: serso
* Date: 9/17/11
* Time: 12:25 AM
*/
public class CalculatorEditor extends EditText implements SharedPreferences.OnSharedPreferenceChangeListener {
private static final String CALC_COLOR_DISPLAY_KEY = "org.solovyev.android.calculator.CalculatorModel_color_display";
private static final boolean CALC_COLOR_DISPLAY_DEFAULT = true;
private boolean highlightText = true;
@NotNull
private final static TextProcessor<TextHighlighter.Result, String> textHighlighter = new TextHighlighter(Color.WHITE, true, CalculatorEngine.instance.getEngine());
public CalculatorEditor(Context context) {
super(context);
init();
}
public CalculatorEditor(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
private void init() {
// NOTE: in this solution cursor is missing
/*this.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final TextView textView = (TextView)v;
// backup the input type
int inputType = textView.getInputType();
// disable soft input
textView.setInputType(InputType.TYPE_NULL);
// call native handler
textView.onTouchEvent(event);
// restore input type
textView.setInputType(inputType);
// consume touch even
return true;
}
});*/
}
@Override
public boolean onCheckIsTextEditor() {
// NOTE: code below can be used carefully and should not be copied without special intention
// The main purpose of code is to disable soft input (virtual keyboard) but leave all the TextEdit functionality, like cursor, scrolling, copy/paste menu etc
if ( Build.VERSION.SDK_INT >= 11 ) {
// fix for missing cursor in android 3 and higher
try {
// IDEA: return false always except if method was called from TextView.isCursorVisible() method
for (StackTraceElement stackTraceElement : CollectionsUtils.asList(Thread.currentThread().getStackTrace())) {
if ( "isCursorVisible".equals(stackTraceElement.getMethodName()) ) {
return true;
}
}
} catch (RuntimeException e) {
// just in case...
}
return false;
} else {
return false;
}
}
public CalculatorEditor(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init();
}
@Override
protected void onCreateContextMenu(ContextMenu menu) {
super.onCreateContextMenu(menu);
menu.removeItem(android.R.id.selectAll);
}
@Override
public void setText(CharSequence text, BufferType type) {
super.setText(text, type);
}
public synchronized void redraw() {
String text = getText().toString();
int selectionStart = getSelectionStart();
int selectionEnd = getSelectionEnd();
if (highlightText) {
Log.d(this.getClass().getName(), text);
try {
final TextHighlighter.Result result = textHighlighter.process(text);
selectionStart += result.getOffset();
selectionEnd += result.getOffset();
text = result.toString();
} catch (CalculatorParseException e) {
Log.e(this.getClass().getName(), e.getMessage(), e);
}
Log.d(this.getClass().getName(), text);
super.setText(Html.fromHtml(text), BufferType.EDITABLE);
} else {
super.setText(text, BufferType.EDITABLE);
}
Log.d(this.getClass().getName(), getText().toString());
int length = getText().length();
setSelection(Math.max(Math.min(length, selectionStart), 0), Math.max(Math.min(length, selectionEnd), 0));
}
public boolean isHighlightText() {
return highlightText;
}
public void setHighlightText(boolean highlightText) {
this.highlightText = highlightText;
redraw();
}
@Override
public void onSharedPreferenceChanged(SharedPreferences preferences, String key) {
if (CALC_COLOR_DISPLAY_KEY.equals(key)) {
this.setHighlightText(preferences.getBoolean(CALC_COLOR_DISPLAY_KEY, CALC_COLOR_DISPLAY_DEFAULT));
}
}
public void init(@NotNull SharedPreferences preferences) {
onSharedPreferenceChanged(preferences, CALC_COLOR_DISPLAY_KEY);
}
}

821
calculatorpp/src/main/java/org/solovyev/android/calculator/CalculatorModel.java
View File

@ -1,411 +1,410 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Handler;
import android.text.ClipboardManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.CursorControl;
import org.solovyev.android.calculator.history.CalculatorHistory;
import org.solovyev.android.calculator.history.CalculatorHistoryState;
import org.solovyev.android.calculator.history.TextViewEditorAdapter;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.math.MathType;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.model.CalculatorEvalException;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.history.HistoryControl;
import org.solovyev.android.menu.AMenuBuilder;
import org.solovyev.android.menu.MenuImpl;
import org.solovyev.common.MutableObject;
import org.solovyev.common.history.HistoryAction;
import org.solovyev.common.msg.Message;
import org.solovyev.common.text.StringUtils;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 9/12/11
* Time: 11:15 PM
*/
public enum CalculatorModel implements CursorControl, HistoryControl<CalculatorHistoryState>, CalculatorEngineControl {
instance;
// millis to wait before evaluation after user edit action
public static final int EVAL_DELAY_MILLIS = 0;
@NotNull
private CalculatorEditor editor;
@NotNull
private CalculatorDisplay display;
@NotNull
private CalculatorEngine calculatorEngine;
public CalculatorModel init(@NotNull final Activity activity, @NotNull SharedPreferences preferences, @NotNull CalculatorEngine calculator) {
Log.d(this.getClass().getName(), "CalculatorModel initialization with activity: " + activity);
this.calculatorEngine = calculator;
this.editor = (CalculatorEditor) activity.findViewById(R.id.calculatorEditor);
this.editor.init(preferences);
preferences.registerOnSharedPreferenceChangeListener(editor);
this.display = (CalculatorDisplay) activity.findViewById(R.id.calculatorDisplay);
this.display.setOnClickListener(new CalculatorDisplayOnClickListener(activity));
final CalculatorHistoryState lastState = CalculatorHistory.instance.getLastHistoryState();
if (lastState == null) {
saveHistoryState();
} else {
setCurrentHistoryState(lastState);
}
return this;
}
private static void showEvaluationError(@NotNull Activity activity, @NotNull final String errorMessage) {
final LayoutInflater layoutInflater = (LayoutInflater) activity.getSystemService(Activity.LAYOUT_INFLATER_SERVICE);
final View errorMessageView = layoutInflater.inflate(R.layout.display_error_message, null);
((TextView) errorMessageView.findViewById(R.id.error_message_text_view)).setText(errorMessage);
final AlertDialog.Builder builder = new AlertDialog.Builder(activity)
.setPositiveButton(R.string.c_cancel, null)
.setView(errorMessageView);
builder.create().show();
}
public void copyResult(@NotNull Context context) {
copyResult(context, display);
}
public static void copyResult(@NotNull Context context, @NotNull final CalculatorDisplay display) {
if (display.isValid()) {
final CharSequence text = display.getText();
if (!StringUtils.isEmpty(text)) {
final ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Activity.CLIPBOARD_SERVICE);
clipboard.setText(text.toString());
Toast.makeText(context, context.getText(R.string.c_result_copied), Toast.LENGTH_SHORT).show();
}
}
}
private void saveHistoryState() {
CalculatorHistory.instance.addState(getCurrentHistoryState());
}
public void setCursorOnStart() {
editor.setSelection(0);
}
public void setCursorOnEnd() {
editor.setSelection(editor.getText().length());
}
public void moveCursorLeft() {
if (editor.getSelectionStart() > 0) {
editor.setSelection(editor.getSelectionStart() - 1);
}
}
public void moveCursorRight() {
if (editor.getSelectionStart() < editor.getText().length()) {
editor.setSelection(editor.getSelectionStart() + 1);
}
}
public void doTextOperation(@NotNull TextOperation operation) {
doTextOperation(operation, true);
}
public void doTextOperation(@NotNull TextOperation operation, boolean delayEvaluate) {
doTextOperation(operation, delayEvaluate, JsclOperation.numeric, false);
}
public void doTextOperation(@NotNull TextOperation operation, boolean delayEvaluate, @NotNull JsclOperation jsclOperation, boolean forceEval) {
final String editorStateBefore = this.editor.getText().toString();
Log.d(CalculatorModel.class.getName(), "Editor state changed before '" + editorStateBefore + "'");
operation.doOperation(this.editor);
//Log.d(CalculatorModel.class.getName(), "Doing text operation" + StringUtils.fromStackTrace(Thread.currentThread().getStackTrace()));
final String editorStateAfter = this.editor.getText().toString();
if (forceEval ||!editorStateBefore.equals(editorStateAfter)) {
editor.redraw();
evaluate(delayEvaluate, editorStateAfter, jsclOperation, null);
}
}
@NotNull
private final static MutableObject<Runnable> pendingOperation = new MutableObject<Runnable>();
private void evaluate(boolean delayEvaluate,
@NotNull final String expression,
@NotNull final JsclOperation operation,
@Nullable CalculatorHistoryState historyState) {
final CalculatorHistoryState localHistoryState;
if (historyState == null) {
//this.display.setText("");
localHistoryState = getCurrentHistoryState();
} else {
this.display.setText(historyState.getDisplayState().getEditorState().getText());
localHistoryState = historyState;
}
pendingOperation.setObject(new Runnable() {
@Override
public void run() {
// allow only one runner at one time
synchronized (pendingOperation) {
//lock all operations with history
if (pendingOperation.getObject() == this) {
// actually nothing shall be logged while text operations are done
evaluate(expression, operation, this);
if (pendingOperation.getObject() == this) {
// todo serso: of course there is small probability that someone will set pendingOperation after if statement but before .setObject(null)
pendingOperation.setObject(null);
localHistoryState.setDisplayState(getCurrentHistoryState().getDisplayState());
}
}
}
}
});
if (delayEvaluate) {
if (historyState == null) {
CalculatorHistory.instance.addState(localHistoryState);
}
// todo serso: this is not correct - operation is processing still in the same thread
new Handler().postDelayed(pendingOperation.getObject(), EVAL_DELAY_MILLIS);
} else {
pendingOperation.getObject().run();
if (historyState == null) {
CalculatorHistory.instance.addState(localHistoryState);
}
}
}
@Override
public void evaluate() {
evaluate(false, this.editor.getText().toString(), JsclOperation.numeric, null);
}
public void evaluate(@NotNull JsclOperation operation) {
evaluate(false, this.editor.getText().toString(), operation, null);
}
@Override
public void simplify() {
evaluate(false, this.editor.getText().toString(), JsclOperation.simplify, null);
}
private void evaluate(@Nullable final String expression,
@NotNull JsclOperation operation,
@NotNull Runnable currentRunner) {
if (!StringUtils.isEmpty(expression)) {
try {
Log.d(CalculatorModel.class.getName(), "Trying to evaluate '" + operation + "': " + expression /*+ StringUtils.fromStackTrace(Thread.currentThread().getStackTrace())*/);
final CalculatorEngine.Result result = calculatorEngine.evaluate(operation, expression);
// todo serso: second condition might replaced with expression.equals(this.editor.getText().toString()) ONLY if expression will be formatted with text highlighter
if (currentRunner == pendingOperation.getObject() && this.editor.getText().length() > 0) {
display.setText(result.getResult());
} else {
display.setText("");
}
display.setJsclOperation(result.getUserOperation());
display.setGenericResult(result.getGenericResult());
} catch (CalculatorParseException e) {
handleEvaluationException(expression, display, operation, e);
} catch (CalculatorEvalException e) {
handleEvaluationException(expression, display, operation, e);
}
} else {
this.display.setText("");
this.display.setJsclOperation(operation);
this.display.setGenericResult(null);
}
this.display.redraw();
}
private void handleEvaluationException(@NotNull String expression,
@NotNull CalculatorDisplay localDisplay,
@NotNull JsclOperation operation,
@NotNull Message e) {
Log.d(CalculatorModel.class.getName(), "Evaluation failed for : " + expression + ". Error message: " + e);
if ( StringUtils.isEmpty(localDisplay.getText()) ) {
// if previous display state was empty -> show error
localDisplay.setText(R.string.c_syntax_error);
} else {
// show previous result instead of error caption (actually previous result will be greyed)
}
localDisplay.setJsclOperation(operation);
localDisplay.setGenericResult(null);
localDisplay.setValid(false);
localDisplay.setErrorMessage(e.getLocalizedMessage());
}
public void clear() {
if (!StringUtils.isEmpty(editor.getText()) || !StringUtils.isEmpty(display.getText())) {
editor.getText().clear();
display.setText("");
saveHistoryState();
}
}
public void processDigitButtonAction(@Nullable final String text) {
processDigitButtonAction(text, true);
}
public void processDigitButtonAction(@Nullable final String text, boolean delayEvaluate) {
if (!StringUtils.isEmpty(text)) {
doTextOperation(new CalculatorModel.TextOperation() {
@Override
public void doOperation(@NotNull EditText editor) {
int cursorPositionOffset = 0;
final StringBuilder textToBeInserted = new StringBuilder(text);
final MathType.Result mathType = MathType.getType(text, 0, false);
switch (mathType.getMathType()) {
case function:
textToBeInserted.append("()");
cursorPositionOffset = -1;
break;
case operator:
textToBeInserted.append("()");
cursorPositionOffset = -1;
break;
case comma:
textToBeInserted.append(" ");
break;
}
if (cursorPositionOffset == 0) {
if (MathType.openGroupSymbols.contains(text)) {
cursorPositionOffset = -1;
}
}
editor.getText().insert(editor.getSelectionStart(), textToBeInserted.toString());
editor.setSelection(editor.getSelectionStart() + cursorPositionOffset, editor.getSelectionEnd() + cursorPositionOffset);
}
}, delayEvaluate);
}
}
public static interface TextOperation {
void doOperation(@NotNull EditText editor);
}
@Override
public void doHistoryAction(@NotNull HistoryAction historyAction) {
synchronized (CalculatorHistory.instance) {
if (CalculatorHistory.instance.isActionAvailable(historyAction)) {
final CalculatorHistoryState newState = CalculatorHistory.instance.doAction(historyAction, getCurrentHistoryState());
if (newState != null) {
setCurrentHistoryState(newState);
}
}
}
}
@Override
public void setCurrentHistoryState(@NotNull CalculatorHistoryState editorHistoryState) {
synchronized (CalculatorHistory.instance) {
Log.d(this.getClass().getName(), "Saved history found: " + editorHistoryState);
editorHistoryState.setValuesFromHistory(new TextViewEditorAdapter(this.editor), this.display);
final String expression = this.editor.getText().toString();
if ( !StringUtils.isEmpty(expression) ) {
if ( StringUtils.isEmpty(this.display.getText().toString()) ) {
evaluate(false, expression, this.display.getJsclOperation(), editorHistoryState);
}
}
editor.redraw();
display.redraw();
}
}
@Override
@NotNull
public CalculatorHistoryState getCurrentHistoryState() {
synchronized (CalculatorHistory.instance) {
return CalculatorHistoryState.newInstance(new TextViewEditorAdapter(this.editor), this.display);
}
}
@NotNull
public CalculatorDisplay getDisplay() {
return display;
}
private static class CalculatorDisplayOnClickListener implements View.OnClickListener {
@NotNull
private final Activity activity;
public CalculatorDisplayOnClickListener(@NotNull Activity activity) {
this.activity = activity;
}
@Override
public void onClick(View v) {
if (v instanceof CalculatorDisplay) {
final CalculatorDisplay cd = (CalculatorDisplay) v;
if (cd.isValid()) {
final List<CalculatorDisplay.MenuItem> filteredMenuItems = new ArrayList<CalculatorDisplay.MenuItem>(CalculatorDisplay.MenuItem.values().length);
for (CalculatorDisplay.MenuItem menuItem : CalculatorDisplay.MenuItem.values()) {
if (menuItem.isItemVisible(cd)) {
filteredMenuItems.add(menuItem);
}
}
if (!filteredMenuItems.isEmpty()) {
AMenuBuilder.newInstance(activity, MenuImpl.newInstance(filteredMenuItems)).create(cd).show();
}
} else {
final String errorMessage = cd.getErrorMessage();
if (errorMessage != null) {
showEvaluationError(activity, errorMessage);
}
}
}
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Handler;
import android.text.ClipboardManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.CursorControl;
import org.solovyev.android.calculator.history.CalculatorHistory;
import org.solovyev.android.calculator.history.CalculatorHistoryState;
import org.solovyev.android.calculator.history.TextViewEditorAdapter;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.math.MathType;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.model.CalculatorEvalException;
import org.solovyev.android.history.HistoryControl;
import org.solovyev.android.menu.AMenuBuilder;
import org.solovyev.android.menu.MenuImpl;
import org.solovyev.common.MutableObject;
import org.solovyev.common.history.HistoryAction;
import org.solovyev.common.msg.Message;
import org.solovyev.common.text.StringUtils;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 9/12/11
* Time: 11:15 PM
*/
public enum CalculatorModel implements CursorControl, HistoryControl<CalculatorHistoryState>, CalculatorEngineControl {
instance;
// millis to wait before evaluation after user edit action
public static final int EVAL_DELAY_MILLIS = 0;
@NotNull
private CalculatorEditor editor;
@NotNull
private CalculatorDisplay display;
@NotNull
private CalculatorEngine calculatorEngine;
public CalculatorModel init(@NotNull final Activity activity, @NotNull SharedPreferences preferences, @NotNull CalculatorEngine calculator) {
Log.d(this.getClass().getName(), "CalculatorModel initialization with activity: " + activity);
this.calculatorEngine = calculator;
this.editor = (CalculatorEditor) activity.findViewById(R.id.calculatorEditor);
this.editor.init(preferences);
preferences.registerOnSharedPreferenceChangeListener(editor);
this.display = (CalculatorDisplay) activity.findViewById(R.id.calculatorDisplay);
this.display.setOnClickListener(new CalculatorDisplayOnClickListener(activity));
final CalculatorHistoryState lastState = CalculatorHistory.instance.getLastHistoryState();
if (lastState == null) {
saveHistoryState();
} else {
setCurrentHistoryState(lastState);
}
return this;
}
private static void showEvaluationError(@NotNull Activity activity, @NotNull final String errorMessage) {
final LayoutInflater layoutInflater = (LayoutInflater) activity.getSystemService(Activity.LAYOUT_INFLATER_SERVICE);
final View errorMessageView = layoutInflater.inflate(R.layout.display_error_message, null);
((TextView) errorMessageView.findViewById(R.id.error_message_text_view)).setText(errorMessage);
final AlertDialog.Builder builder = new AlertDialog.Builder(activity)
.setPositiveButton(R.string.c_cancel, null)
.setView(errorMessageView);
builder.create().show();
}
public void copyResult(@NotNull Context context) {
copyResult(context, display);
}
public static void copyResult(@NotNull Context context, @NotNull final CalculatorDisplay display) {
if (display.isValid()) {
final CharSequence text = display.getText();
if (!StringUtils.isEmpty(text)) {
final ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Activity.CLIPBOARD_SERVICE);
clipboard.setText(text.toString());
Toast.makeText(context, context.getText(R.string.c_result_copied), Toast.LENGTH_SHORT).show();
}
}
}
private void saveHistoryState() {
CalculatorHistory.instance.addState(getCurrentHistoryState());
}
public void setCursorOnStart() {
editor.setSelection(0);
}
public void setCursorOnEnd() {
editor.setSelection(editor.getText().length());
}
public void moveCursorLeft() {
if (editor.getSelectionStart() > 0) {
editor.setSelection(editor.getSelectionStart() - 1);
}
}
public void moveCursorRight() {
if (editor.getSelectionStart() < editor.getText().length()) {
editor.setSelection(editor.getSelectionStart() + 1);
}
}
public void doTextOperation(@NotNull TextOperation operation) {
doTextOperation(operation, true);
}
public void doTextOperation(@NotNull TextOperation operation, boolean delayEvaluate) {
doTextOperation(operation, delayEvaluate, JsclOperation.numeric, false);
}
public void doTextOperation(@NotNull TextOperation operation, boolean delayEvaluate, @NotNull JsclOperation jsclOperation, boolean forceEval) {
final String editorStateBefore = this.editor.getText().toString();
Log.d(CalculatorModel.class.getName(), "Editor state changed before '" + editorStateBefore + "'");
operation.doOperation(this.editor);
//Log.d(CalculatorModel.class.getName(), "Doing text operation" + StringUtils.fromStackTrace(Thread.currentThread().getStackTrace()));
final String editorStateAfter = this.editor.getText().toString();
if (forceEval ||!editorStateBefore.equals(editorStateAfter)) {
editor.redraw();
evaluate(delayEvaluate, editorStateAfter, jsclOperation, null);
}
}
@NotNull
private final static MutableObject<Runnable> pendingOperation = new MutableObject<Runnable>();
private void evaluate(boolean delayEvaluate,
@NotNull final String expression,
@NotNull final JsclOperation operation,
@Nullable CalculatorHistoryState historyState) {
final CalculatorHistoryState localHistoryState;
if (historyState == null) {
//this.display.setText("");
localHistoryState = getCurrentHistoryState();
} else {
this.display.setText(historyState.getDisplayState().getEditorState().getText());
localHistoryState = historyState;
}
pendingOperation.setObject(new Runnable() {
@Override
public void run() {
// allow only one runner at one time
synchronized (pendingOperation) {
//lock all operations with history
if (pendingOperation.getObject() == this) {
// actually nothing shall be logged while text operations are done
evaluate(expression, operation, this);
if (pendingOperation.getObject() == this) {
// todo serso: of course there is small probability that someone will set pendingOperation after if statement but before .setObject(null)
pendingOperation.setObject(null);
localHistoryState.setDisplayState(getCurrentHistoryState().getDisplayState());
}
}
}
}
});
if (delayEvaluate) {
if (historyState == null) {
CalculatorHistory.instance.addState(localHistoryState);
}
// todo serso: this is not correct - operation is processing still in the same thread
new Handler().postDelayed(pendingOperation.getObject(), EVAL_DELAY_MILLIS);
} else {
pendingOperation.getObject().run();
if (historyState == null) {
CalculatorHistory.instance.addState(localHistoryState);
}
}
}
@Override
public void evaluate() {
evaluate(false, this.editor.getText().toString(), JsclOperation.numeric, null);
}
public void evaluate(@NotNull JsclOperation operation) {
evaluate(false, this.editor.getText().toString(), operation, null);
}
@Override
public void simplify() {
evaluate(false, this.editor.getText().toString(), JsclOperation.simplify, null);
}
private void evaluate(@Nullable final String expression,
@NotNull JsclOperation operation,
@NotNull Runnable currentRunner) {
if (!StringUtils.isEmpty(expression)) {
try {
Log.d(CalculatorModel.class.getName(), "Trying to evaluate '" + operation + "': " + expression /*+ StringUtils.fromStackTrace(Thread.currentThread().getStackTrace())*/);
final CalculatorEngine.Result result = calculatorEngine.evaluate(operation, expression);
// todo serso: second condition might replaced with expression.equals(this.editor.getText().toString()) ONLY if expression will be formatted with text highlighter
if (currentRunner == pendingOperation.getObject() && this.editor.getText().length() > 0) {
display.setText(result.getResult());
} else {
display.setText("");
}
display.setJsclOperation(result.getUserOperation());
display.setGenericResult(result.getGenericResult());
} catch (CalculatorParseException e) {
handleEvaluationException(expression, display, operation, e);
} catch (CalculatorEvalException e) {
handleEvaluationException(expression, display, operation, e);
}
} else {
this.display.setText("");
this.display.setJsclOperation(operation);
this.display.setGenericResult(null);
}
this.display.redraw();
}
private void handleEvaluationException(@NotNull String expression,
@NotNull CalculatorDisplay localDisplay,
@NotNull JsclOperation operation,
@NotNull Message e) {
Log.d(CalculatorModel.class.getName(), "Evaluation failed for : " + expression + ". Error message: " + e);
if ( StringUtils.isEmpty(localDisplay.getText()) ) {
// if previous display state was empty -> show error
localDisplay.setText(R.string.c_syntax_error);
} else {
// show previous result instead of error caption (actually previous result will be greyed)
}
localDisplay.setJsclOperation(operation);
localDisplay.setGenericResult(null);
localDisplay.setValid(false);
localDisplay.setErrorMessage(e.getLocalizedMessage());
}
public void clear() {
if (!StringUtils.isEmpty(editor.getText()) || !StringUtils.isEmpty(display.getText())) {
editor.getText().clear();
display.setText("");
saveHistoryState();
}
}
public void processDigitButtonAction(@Nullable final String text) {
processDigitButtonAction(text, true);
}
public void processDigitButtonAction(@Nullable final String text, boolean delayEvaluate) {
if (!StringUtils.isEmpty(text)) {
doTextOperation(new CalculatorModel.TextOperation() {
@Override
public void doOperation(@NotNull EditText editor) {
int cursorPositionOffset = 0;
final StringBuilder textToBeInserted = new StringBuilder(text);
final MathType.Result mathType = MathType.getType(text, 0, false);
switch (mathType.getMathType()) {
case function:
textToBeInserted.append("()");
cursorPositionOffset = -1;
break;
case operator:
textToBeInserted.append("()");
cursorPositionOffset = -1;
break;
case comma:
textToBeInserted.append(" ");
break;
}
if (cursorPositionOffset == 0) {
if (MathType.openGroupSymbols.contains(text)) {
cursorPositionOffset = -1;
}
}
editor.getText().insert(editor.getSelectionStart(), textToBeInserted.toString());
editor.setSelection(editor.getSelectionStart() + cursorPositionOffset, editor.getSelectionEnd() + cursorPositionOffset);
}
}, delayEvaluate);
}
}
public static interface TextOperation {
void doOperation(@NotNull EditText editor);
}
@Override
public void doHistoryAction(@NotNull HistoryAction historyAction) {
synchronized (CalculatorHistory.instance) {
if (CalculatorHistory.instance.isActionAvailable(historyAction)) {
final CalculatorHistoryState newState = CalculatorHistory.instance.doAction(historyAction, getCurrentHistoryState());
if (newState != null) {
setCurrentHistoryState(newState);
}
}
}
}
@Override
public void setCurrentHistoryState(@NotNull CalculatorHistoryState editorHistoryState) {
synchronized (CalculatorHistory.instance) {
Log.d(this.getClass().getName(), "Saved history found: " + editorHistoryState);
editorHistoryState.setValuesFromHistory(new TextViewEditorAdapter(this.editor), this.display);
final String expression = this.editor.getText().toString();
if ( !StringUtils.isEmpty(expression) ) {
if ( StringUtils.isEmpty(this.display.getText().toString()) ) {
evaluate(false, expression, this.display.getJsclOperation(), editorHistoryState);
}
}
editor.redraw();
display.redraw();
}
}
@Override
@NotNull
public CalculatorHistoryState getCurrentHistoryState() {
synchronized (CalculatorHistory.instance) {
return CalculatorHistoryState.newInstance(new TextViewEditorAdapter(this.editor), this.display);
}
}
@NotNull
public CalculatorDisplay getDisplay() {
return display;
}
private static class CalculatorDisplayOnClickListener implements View.OnClickListener {
@NotNull
private final Activity activity;
public CalculatorDisplayOnClickListener(@NotNull Activity activity) {
this.activity = activity;
}
@Override
public void onClick(View v) {
if (v instanceof CalculatorDisplay) {
final CalculatorDisplay cd = (CalculatorDisplay) v;
if (cd.isValid()) {
final List<CalculatorDisplay.MenuItem> filteredMenuItems = new ArrayList<CalculatorDisplay.MenuItem>(CalculatorDisplay.MenuItem.values().length);
for (CalculatorDisplay.MenuItem menuItem : CalculatorDisplay.MenuItem.values()) {
if (menuItem.isItemVisible(cd)) {
filteredMenuItems.add(menuItem);
}
}
if (!filteredMenuItems.isEmpty()) {
AMenuBuilder.newInstance(activity, MenuImpl.newInstance(filteredMenuItems)).create(cd).show();
}
} else {
final String errorMessage = cd.getErrorMessage();
if (errorMessage != null) {
showEvaluationError(activity, errorMessage);
}
}
}
}
}
}

2
calculatorpp/src/main/java/org/solovyev/android/calculator/model/CalculatorEngine.java
View File

@ -16,9 +16,11 @@ import jscl.text.ParseInterruptedException;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorApplication;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.JCalculatorEngine;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.msg.AndroidMessage;
import org.solovyev.android.prefs.BooleanPreference;
import org.solovyev.android.prefs.Preference;

2
calculatorpp/src/main/java/org/solovyev/android/calculator/model/ToJsclTextProcessor.java
View File

@ -9,7 +9,9 @@ package org.solovyev.android.calculator.model;
import jscl.math.function.IConstant;
import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.CalculatorApplication;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.msg.AndroidMessage;
import org.solovyev.common.StartsWithFinder;
import org.solovyev.android.calculator.math.MathType;

720
calculatorpp/src/main/java/org/solovyev/android/calculator/plot/CalculatorPlotActivity.java
View File

@ -1,360 +1,360 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.plot;
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.Toast;
import jscl.math.Expression;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.text.ParseException;
import org.achartengine.ChartFactory;
import org.achartengine.GraphicalView;
import org.achartengine.chart.CubicLineChart;
import org.achartengine.chart.PointStyle;
import org.achartengine.chart.XYChart;
import org.achartengine.model.XYMultipleSeriesDataset;
import org.achartengine.model.XYSeries;
import org.achartengine.renderer.BasicStroke;
import org.achartengine.renderer.XYMultipleSeriesRenderer;
import org.achartengine.renderer.XYSeriesRenderer;
import org.achartengine.tools.PanListener;
import org.achartengine.tools.ZoomEvent;
import org.achartengine.tools.ZoomListener;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.calculator.model.PreparedExpression;
import org.solovyev.android.calculator.model.ToJsclTextProcessor;
import org.solovyev.common.MutableObject;
import java.io.Serializable;
/**
* User: serso
* Date: 12/1/11
* Time: 12:40 AM
*/
public class CalculatorPlotActivity extends Activity {
private static final String TAG = CalculatorPlotActivity.class.getSimpleName();
private static final int DEFAULT_NUMBER_OF_STEPS = 100;
private static final int DEFAULT_MIN_NUMBER = -10;
private static final int DEFAULT_MAX_NUMBER = 10;
public static final String INPUT = "org.solovyev.android.calculator.CalculatorPlotActivity_input";
public static final long EVAL_DELAY_MILLIS = 200;
private XYChart chart;
/**
* The encapsulated graphical view.
*/
private GraphicalView graphicalView;
@NotNull
private Generic expression;
@NotNull
private Constant variable;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Bundle extras = getIntent().getExtras();
final Input input = (Input) extras.getSerializable(INPUT);
try {
final PreparedExpression preparedExpression = ToJsclTextProcessor.getInstance().process(input.getExpression());
this.expression = Expression.valueOf(preparedExpression.getExpression());
this.variable = new Constant(input.getVariableName());
String title = extras.getString(ChartFactory.TITLE);
if (title == null) {
requestWindowFeature(Window.FEATURE_NO_TITLE);
} else if (title.length() > 0) {
setTitle(title);
}
setContentView(R.layout.calc_plot_view);
final Object lastNonConfigurationInstance = getLastNonConfigurationInstance();
setGraphicalView(lastNonConfigurationInstance instanceof PlotBoundaries ? (PlotBoundaries)lastNonConfigurationInstance : null);
} catch (ParseException e) {
Toast.makeText(this, e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
finish();
} catch (ArithmeticException e) {
Toast.makeText(this, e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
finish();
} catch (CalculatorParseException e) {
Toast.makeText(this, e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
finish();
}
}
private void setGraphicalView(@Nullable PlotBoundaries plotBoundaries) {
double minValue = plotBoundaries == null ? DEFAULT_MIN_NUMBER : plotBoundaries.xMin;
double maxValue = plotBoundaries == null ? DEFAULT_MAX_NUMBER : plotBoundaries.xMax;
final ViewGroup graphContainer = (ViewGroup) findViewById(R.id.plot_view_container);
if (graphicalView != null) {
graphContainer.removeView(graphicalView);
}
chart = prepareChart(minValue, maxValue, expression, variable);
// reverting boundaries (as in prepareChart() we add some cached values )
double minX = Double.MAX_VALUE;
double minY = Double.MAX_VALUE;
double maxX = Double.MIN_VALUE;
double maxY = Double.MIN_VALUE;
for (XYSeries series : chart.getDataset().getSeries()) {
minX = Math.min(minX, series.getMinX());
minY = Math.min(minY, series.getMinY());
maxX = Math.max(maxX, series.getMaxX());
maxY = Math.max(maxY, series.getMaxY());
}
Log.d(CalculatorPlotActivity.class.getName(), "min x: " + minX + ", min y: " + minY + ", max x: " + maxX + ", max y: " + maxY);
Log.d(CalculatorPlotActivity.class.getName(), "Plot boundaries are " + plotBoundaries);
if (plotBoundaries == null) {
chart.getRenderer().setXAxisMin(Math.max(minX, minValue));
chart.getRenderer().setYAxisMin(Math.max(minY, minValue));
chart.getRenderer().setXAxisMax(Math.min(maxX, maxValue));
chart.getRenderer().setYAxisMax(Math.min(maxY, maxValue));
} else {
chart.getRenderer().setXAxisMin(plotBoundaries.xMin);
chart.getRenderer().setYAxisMin(plotBoundaries.yMin);
chart.getRenderer().setXAxisMax(plotBoundaries.xMax);
chart.getRenderer().setYAxisMax(plotBoundaries.yMax);
}
graphicalView = new GraphicalView(this, chart);
graphicalView.addZoomListener(new ZoomListener() {
@Override
public void zoomApplied(ZoomEvent e) {
updateDataSets(chart);
}
@Override
public void zoomReset() {
updateDataSets(chart);
}
}, true, true);
graphicalView.addPanListener(new PanListener() {
@Override
public void panApplied() {
Log.d(TAG, "org.achartengine.tools.PanListener.panApplied");
updateDataSets(chart);
}
});
graphContainer.addView(graphicalView);
updateDataSets(chart, 50);
}
private void updateDataSets(@NotNull final XYChart chart) {
updateDataSets(chart, EVAL_DELAY_MILLIS);
}
private void updateDataSets(@NotNull final XYChart chart, long millisToWait) {
pendingOperation.setObject(new Runnable() {
@Override
public void run() {
// allow only one runner at one time
synchronized (pendingOperation) {
//lock all operations with history
if (pendingOperation.getObject() == this) {
Log.d(TAG, "org.solovyev.android.calculator.plot.CalculatorPlotActivity.updateDataSets");
final XYMultipleSeriesRenderer dr = chart.getRenderer();
//Log.d(CalculatorPlotActivity.class.getName(), "x = [" + dr.getXAxisMin() + ", " + dr.getXAxisMax() + "], y = [" + dr.getYAxisMin() + ", " + dr.getYAxisMax() + "]");
final MyXYSeries realSeries = (MyXYSeries)chart.getDataset().getSeriesAt(0);
final MyXYSeries imagSeries;
if (chart.getDataset().getSeriesCount() > 1) {
imagSeries = (MyXYSeries)chart.getDataset().getSeriesAt(1);
} else {
imagSeries = new MyXYSeries(getImagFunctionName(CalculatorPlotActivity.this.variable), DEFAULT_NUMBER_OF_STEPS * 2);
}
try {
if (PlotUtils.addXY(dr.getXAxisMin(), dr.getXAxisMax(), expression, variable, realSeries, imagSeries, true, DEFAULT_NUMBER_OF_STEPS)) {
if (chart.getDataset().getSeriesCount() <= 1) {
chart.getDataset().addSeries(imagSeries);
chart.getRenderer().addSeriesRenderer(createImagRenderer());
}
}
} catch (ArithmeticException e) {
// todo serso: translate
Toast.makeText(CalculatorPlotActivity.this, "Arithmetic error: " + e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
CalculatorPlotActivity.this.finish();
}
if (pendingOperation.getObject() == this) {
graphicalView.repaint();
}
}
}
}
});
new Handler().postDelayed(pendingOperation.getObject(), millisToWait);
}
@NotNull
private static String getImagFunctionName(@NotNull Constant variable) {
return "g(" + variable.getName() +")" + " = " + "Im(ƒ(" + variable.getName() +"))";
}
@NotNull
private static String getRealFunctionName(@NotNull Generic expression, @NotNull Constant variable) {
return "ƒ(" + variable.getName() +")" + " = " + expression.toString();
}
@NotNull
private final static MutableObject<Runnable> pendingOperation = new MutableObject<Runnable>();
private static XYChart prepareChart(final double minValue, final double maxValue, @NotNull final Generic expression, @NotNull final Constant variable) {
final MyXYSeries realSeries = new MyXYSeries(getRealFunctionName(expression, variable), DEFAULT_NUMBER_OF_STEPS * 2);
final MyXYSeries imagSeries = new MyXYSeries(getImagFunctionName(variable), DEFAULT_NUMBER_OF_STEPS * 2);
boolean imagExists = PlotUtils.addXY(minValue, maxValue, expression, variable, realSeries, imagSeries, false, DEFAULT_NUMBER_OF_STEPS);
final XYMultipleSeriesDataset data = new XYMultipleSeriesDataset();
data.addSeries(realSeries);
if (imagExists) {
data.addSeries(imagSeries);
}
final XYMultipleSeriesRenderer renderer = new XYMultipleSeriesRenderer();
renderer.setShowGrid(true);
renderer.setXTitle(variable.getName());
renderer.setYTitle("f(" + variable.getName() + ")");
renderer.setChartTitleTextSize(20);
renderer.setZoomEnabled(true);
renderer.setZoomButtonsVisible(true);
renderer.addSeriesRenderer(createCommonRenderer());
if (imagExists) {
renderer.addSeriesRenderer(createImagRenderer());
}
return new CubicLineChart(data, renderer, 0.1f);
}
private static XYSeriesRenderer createImagRenderer() {
final XYSeriesRenderer imagRenderer = createCommonRenderer();
imagRenderer.setStroke(BasicStroke.DASHED);
imagRenderer.setColor(Color.LTGRAY);
return imagRenderer;
}
@Override
public Object onRetainNonConfigurationInstance() {
return new PlotBoundaries(chart.getRenderer());
}
private static final class PlotBoundaries implements Serializable {
private final double xMin;
private final double xMax;
private final double yMin;
private final double yMax;
public PlotBoundaries(@NotNull XYMultipleSeriesRenderer renderer) {
this.xMin = renderer.getXAxisMin();
this.yMin = renderer.getYAxisMin();
this.xMax = renderer.getXAxisMax();
this.yMax = renderer.getYAxisMax();
}
@Override
public String toString() {
return "PlotBoundaries{" +
"yMax=" + yMax +
", yMin=" + yMin +
", xMax=" + xMax +
", xMin=" + xMin +
'}';
}
}
@NotNull
private static XYSeriesRenderer createCommonRenderer() {
final XYSeriesRenderer renderer = new XYSeriesRenderer();
renderer.setFillPoints(true);
renderer.setPointStyle(PointStyle.POINT);
renderer.setLineWidth(3);
renderer.setColor(Color.WHITE);
renderer.setStroke(BasicStroke.SOLID);
return renderer;
}
public void zoomInClickHandler(@NotNull View v) {
this.graphicalView.zoomIn();
}
public void zoomOutClickHandler(@NotNull View v) {
this.graphicalView.zoomOut();
}
public static class Input implements Serializable {
@NotNull
private String expression;
@NotNull
private String variableName;
public Input(@NotNull String expression, @NotNull String variableName) {
this.expression = expression;
this.variableName = variableName;
}
@NotNull
public String getExpression() {
return expression;
}
@NotNull
public String getVariableName() {
return variableName;
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.plot;
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.Toast;
import jscl.math.Expression;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.text.ParseException;
import org.achartengine.ChartFactory;
import org.achartengine.GraphicalView;
import org.achartengine.chart.CubicLineChart;
import org.achartengine.chart.PointStyle;
import org.achartengine.chart.XYChart;
import org.achartengine.model.XYMultipleSeriesDataset;
import org.achartengine.model.XYSeries;
import org.achartengine.renderer.BasicStroke;
import org.achartengine.renderer.XYMultipleSeriesRenderer;
import org.achartengine.renderer.XYSeriesRenderer;
import org.achartengine.tools.PanListener;
import org.achartengine.tools.ZoomEvent;
import org.achartengine.tools.ZoomListener;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.model.PreparedExpression;
import org.solovyev.android.calculator.model.ToJsclTextProcessor;
import org.solovyev.common.MutableObject;
import java.io.Serializable;
/**
* User: serso
* Date: 12/1/11
* Time: 12:40 AM
*/
public class CalculatorPlotActivity extends Activity {
private static final String TAG = CalculatorPlotActivity.class.getSimpleName();
private static final int DEFAULT_NUMBER_OF_STEPS = 100;
private static final int DEFAULT_MIN_NUMBER = -10;
private static final int DEFAULT_MAX_NUMBER = 10;
public static final String INPUT = "org.solovyev.android.calculator.CalculatorPlotActivity_input";
public static final long EVAL_DELAY_MILLIS = 200;
private XYChart chart;
/**
* The encapsulated graphical view.
*/
private GraphicalView graphicalView;
@NotNull
private Generic expression;
@NotNull
private Constant variable;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Bundle extras = getIntent().getExtras();
final Input input = (Input) extras.getSerializable(INPUT);
try {
final PreparedExpression preparedExpression = ToJsclTextProcessor.getInstance().process(input.getExpression());
this.expression = Expression.valueOf(preparedExpression.getExpression());
this.variable = new Constant(input.getVariableName());
String title = extras.getString(ChartFactory.TITLE);
if (title == null) {
requestWindowFeature(Window.FEATURE_NO_TITLE);
} else if (title.length() > 0) {
setTitle(title);
}
setContentView(R.layout.calc_plot_view);
final Object lastNonConfigurationInstance = getLastNonConfigurationInstance();
setGraphicalView(lastNonConfigurationInstance instanceof PlotBoundaries ? (PlotBoundaries)lastNonConfigurationInstance : null);
} catch (ParseException e) {
Toast.makeText(this, e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
finish();
} catch (ArithmeticException e) {
Toast.makeText(this, e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
finish();
} catch (CalculatorParseException e) {
Toast.makeText(this, e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
finish();
}
}
private void setGraphicalView(@Nullable PlotBoundaries plotBoundaries) {
double minValue = plotBoundaries == null ? DEFAULT_MIN_NUMBER : plotBoundaries.xMin;
double maxValue = plotBoundaries == null ? DEFAULT_MAX_NUMBER : plotBoundaries.xMax;
final ViewGroup graphContainer = (ViewGroup) findViewById(R.id.plot_view_container);
if (graphicalView != null) {
graphContainer.removeView(graphicalView);
}
chart = prepareChart(minValue, maxValue, expression, variable);
// reverting boundaries (as in prepareChart() we add some cached values )
double minX = Double.MAX_VALUE;
double minY = Double.MAX_VALUE;
double maxX = Double.MIN_VALUE;
double maxY = Double.MIN_VALUE;
for (XYSeries series : chart.getDataset().getSeries()) {
minX = Math.min(minX, series.getMinX());
minY = Math.min(minY, series.getMinY());
maxX = Math.max(maxX, series.getMaxX());
maxY = Math.max(maxY, series.getMaxY());
}
Log.d(CalculatorPlotActivity.class.getName(), "min x: " + minX + ", min y: " + minY + ", max x: " + maxX + ", max y: " + maxY);
Log.d(CalculatorPlotActivity.class.getName(), "Plot boundaries are " + plotBoundaries);
if (plotBoundaries == null) {
chart.getRenderer().setXAxisMin(Math.max(minX, minValue));
chart.getRenderer().setYAxisMin(Math.max(minY, minValue));
chart.getRenderer().setXAxisMax(Math.min(maxX, maxValue));
chart.getRenderer().setYAxisMax(Math.min(maxY, maxValue));
} else {
chart.getRenderer().setXAxisMin(plotBoundaries.xMin);
chart.getRenderer().setYAxisMin(plotBoundaries.yMin);
chart.getRenderer().setXAxisMax(plotBoundaries.xMax);
chart.getRenderer().setYAxisMax(plotBoundaries.yMax);
}
graphicalView = new GraphicalView(this, chart);
graphicalView.addZoomListener(new ZoomListener() {
@Override
public void zoomApplied(ZoomEvent e) {
updateDataSets(chart);
}
@Override
public void zoomReset() {
updateDataSets(chart);
}
}, true, true);
graphicalView.addPanListener(new PanListener() {
@Override
public void panApplied() {
Log.d(TAG, "org.achartengine.tools.PanListener.panApplied");
updateDataSets(chart);
}
});
graphContainer.addView(graphicalView);
updateDataSets(chart, 50);
}
private void updateDataSets(@NotNull final XYChart chart) {
updateDataSets(chart, EVAL_DELAY_MILLIS);
}
private void updateDataSets(@NotNull final XYChart chart, long millisToWait) {
pendingOperation.setObject(new Runnable() {
@Override
public void run() {
// allow only one runner at one time
synchronized (pendingOperation) {
//lock all operations with history
if (pendingOperation.getObject() == this) {
Log.d(TAG, "org.solovyev.android.calculator.plot.CalculatorPlotActivity.updateDataSets");
final XYMultipleSeriesRenderer dr = chart.getRenderer();
//Log.d(CalculatorPlotActivity.class.getName(), "x = [" + dr.getXAxisMin() + ", " + dr.getXAxisMax() + "], y = [" + dr.getYAxisMin() + ", " + dr.getYAxisMax() + "]");
final MyXYSeries realSeries = (MyXYSeries)chart.getDataset().getSeriesAt(0);
final MyXYSeries imagSeries;
if (chart.getDataset().getSeriesCount() > 1) {
imagSeries = (MyXYSeries)chart.getDataset().getSeriesAt(1);
} else {
imagSeries = new MyXYSeries(getImagFunctionName(CalculatorPlotActivity.this.variable), DEFAULT_NUMBER_OF_STEPS * 2);
}
try {
if (PlotUtils.addXY(dr.getXAxisMin(), dr.getXAxisMax(), expression, variable, realSeries, imagSeries, true, DEFAULT_NUMBER_OF_STEPS)) {
if (chart.getDataset().getSeriesCount() <= 1) {
chart.getDataset().addSeries(imagSeries);
chart.getRenderer().addSeriesRenderer(createImagRenderer());
}
}
} catch (ArithmeticException e) {
// todo serso: translate
Toast.makeText(CalculatorPlotActivity.this, "Arithmetic error: " + e.getLocalizedMessage(), Toast.LENGTH_LONG).show();
CalculatorPlotActivity.this.finish();
}
if (pendingOperation.getObject() == this) {
graphicalView.repaint();
}
}
}
}
});
new Handler().postDelayed(pendingOperation.getObject(), millisToWait);
}
@NotNull
private static String getImagFunctionName(@NotNull Constant variable) {
return "g(" + variable.getName() +")" + " = " + "Im(ƒ(" + variable.getName() +"))";
}
@NotNull
private static String getRealFunctionName(@NotNull Generic expression, @NotNull Constant variable) {
return "ƒ(" + variable.getName() +")" + " = " + expression.toString();
}
@NotNull
private final static MutableObject<Runnable> pendingOperation = new MutableObject<Runnable>();
private static XYChart prepareChart(final double minValue, final double maxValue, @NotNull final Generic expression, @NotNull final Constant variable) {
final MyXYSeries realSeries = new MyXYSeries(getRealFunctionName(expression, variable), DEFAULT_NUMBER_OF_STEPS * 2);
final MyXYSeries imagSeries = new MyXYSeries(getImagFunctionName(variable), DEFAULT_NUMBER_OF_STEPS * 2);
boolean imagExists = PlotUtils.addXY(minValue, maxValue, expression, variable, realSeries, imagSeries, false, DEFAULT_NUMBER_OF_STEPS);
final XYMultipleSeriesDataset data = new XYMultipleSeriesDataset();
data.addSeries(realSeries);
if (imagExists) {
data.addSeries(imagSeries);
}
final XYMultipleSeriesRenderer renderer = new XYMultipleSeriesRenderer();
renderer.setShowGrid(true);
renderer.setXTitle(variable.getName());
renderer.setYTitle("f(" + variable.getName() + ")");
renderer.setChartTitleTextSize(20);
renderer.setZoomEnabled(true);
renderer.setZoomButtonsVisible(true);
renderer.addSeriesRenderer(createCommonRenderer());
if (imagExists) {
renderer.addSeriesRenderer(createImagRenderer());
}
return new CubicLineChart(data, renderer, 0.1f);
}
private static XYSeriesRenderer createImagRenderer() {
final XYSeriesRenderer imagRenderer = createCommonRenderer();
imagRenderer.setStroke(BasicStroke.DASHED);
imagRenderer.setColor(Color.LTGRAY);
return imagRenderer;
}
@Override
public Object onRetainNonConfigurationInstance() {
return new PlotBoundaries(chart.getRenderer());
}
private static final class PlotBoundaries implements Serializable {
private final double xMin;
private final double xMax;
private final double yMin;
private final double yMax;
public PlotBoundaries(@NotNull XYMultipleSeriesRenderer renderer) {
this.xMin = renderer.getXAxisMin();
this.yMin = renderer.getYAxisMin();
this.xMax = renderer.getXAxisMax();
this.yMax = renderer.getYAxisMax();
}
@Override
public String toString() {
return "PlotBoundaries{" +
"yMax=" + yMax +
", yMin=" + yMin +
", xMax=" + xMax +
", xMin=" + xMin +
'}';
}
}
@NotNull
private static XYSeriesRenderer createCommonRenderer() {
final XYSeriesRenderer renderer = new XYSeriesRenderer();
renderer.setFillPoints(true);
renderer.setPointStyle(PointStyle.POINT);
renderer.setLineWidth(3);
renderer.setColor(Color.WHITE);
renderer.setStroke(BasicStroke.SOLID);
return renderer;
}
public void zoomInClickHandler(@NotNull View v) {
this.graphicalView.zoomIn();
}
public void zoomOutClickHandler(@NotNull View v) {
this.graphicalView.zoomOut();
}
public static class Input implements Serializable {
@NotNull
private String expression;
@NotNull
private String variableName;
public Input(@NotNull String expression, @NotNull String variableName) {
this.expression = expression;
this.variableName = variableName;
}
@NotNull
public String getExpression() {
return expression;
}
@NotNull
public String getVariableName() {
return variableName;
}
}
}

2
calculatorpp/src/main/java/org/solovyev/android/calculator/view/NumeralBaseConverterDialog.java
View File

@ -12,7 +12,7 @@ import org.solovyev.android.calculator.AndroidNumeralBase;
import org.solovyev.android.calculator.CalculatorModel;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.model.CalculatorParseException;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.model.ToJsclTextProcessor;
import org.solovyev.common.MutableObject;
import org.solovyev.common.text.StringUtils;

478
calculatorpp/src/main/java/org/solovyev/android/calculator/view/TextHighlighter.java
View File

@ -1,238 +1,240 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.view;
import jscl.MathContext;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.math.MathType;
import org.solovyev.android.calculator.model.*;
import org.solovyev.common.MutableObject;
import java.util.HashMap;
import java.util.Map;
/**
* User: serso
* Date: 10/12/11
* Time: 9:47 PM
*/
public class TextHighlighter implements TextProcessor<TextHighlighter.Result, String> {
private static final Map<String, String> nbFontAttributes = new HashMap<String, String>();
static {
nbFontAttributes.put("color", "#008000");
}
@NotNull
public final MathContext mathContext;
public static class Result implements CharSequence {
@NotNull
private final String string;
private final int offset;
public Result(@NotNull String string, int offset) {
this.string = string;
this.offset = offset;
}
@Override
public int length() {
return string.length();
}
@Override
public char charAt(int i) {
return string.charAt(i);
}
@Override
public CharSequence subSequence(int i, int i1) {
return string.subSequence(i, i1);
}
@Override
public String toString() {
return string;
}
public int getOffset() {
return offset;
}
}
private final int color;
private final int colorRed;
private final int colorGreen;
private final int colorBlue;
private final boolean formatNumber;
public TextHighlighter(int baseColor, boolean formatNumber, @NotNull MathContext mathContext) {
this.color = baseColor;
this.formatNumber = formatNumber;
this.mathContext = mathContext;
//this.colorRed = Color.red(baseColor);
this.colorRed = (baseColor >> 16) & 0xFF;
//this.colorGreen = Color.green(baseColor);
this.colorGreen = (color >> 8) & 0xFF;
//this.colorBlue = Color.blue(baseColor);
this.colorBlue = color & 0xFF;
}
@NotNull
@Override
public Result process(@NotNull String text) throws CalculatorParseException {
final String result;
int maxNumberOfOpenGroupSymbols = 0;
int numberOfOpenGroupSymbols = 0;
final StringBuilder text1 = new StringBuilder();
int resultOffset = 0;
final AbstractNumberBuilder numberBuilder;
if (!formatNumber) {
numberBuilder = new LiteNumberBuilder(CalculatorEngine.instance.getEngine());
} else {
numberBuilder = new NumberBuilder(CalculatorEngine.instance.getEngine());
}
for (int i = 0; i < text.length(); i++) {
MathType.Result mathType = MathType.getType(text, i, numberBuilder.isHexMode());
if (numberBuilder instanceof NumberBuilder) {
final MutableObject<Integer> numberOffset = new MutableObject<Integer>(0);
((NumberBuilder) numberBuilder).process(text1, mathType, numberOffset);
resultOffset += numberOffset.getObject();
} else {
((LiteNumberBuilder) numberBuilder).process(mathType);
}
final String match = mathType.getMatch();
switch (mathType.getMathType()) {
case open_group_symbol:
numberOfOpenGroupSymbols++;
maxNumberOfOpenGroupSymbols = Math.max(maxNumberOfOpenGroupSymbols, numberOfOpenGroupSymbols);
text1.append(text.charAt(i));
break;
case close_group_symbol:
numberOfOpenGroupSymbols--;
text1.append(text.charAt(i));
break;
case operator:
text1.append(match);
if (match.length() > 1) {
i += match.length() - 1;
}
break;
case function:
i = processHighlightedText(text1, i, match, "i", null);
break;
case constant:
i = processHighlightedText(text1, i, match, "b", null);
break;
case numeral_base:
i = processHighlightedText(text1, i, match, "b", null);
break;
default:
if (mathType.getMathType() == MathType.text || match.length() <= 1) {
text1.append(text.charAt(i));
} else {
text1.append(match);
i += match.length() - 1;
}
}
}
if (numberBuilder instanceof NumberBuilder) {
final MutableObject<Integer> numberOffset = new MutableObject<Integer>(0);
((NumberBuilder) numberBuilder).processNumber(text1, numberOffset);
resultOffset += numberOffset.getObject();
}
if (maxNumberOfOpenGroupSymbols > 0) {
final StringBuilder text2 = new StringBuilder();
String s = text1.toString();
int i = processBracketGroup(text2, s, 0, 0, maxNumberOfOpenGroupSymbols);
for (; i < s.length(); i++) {
text2.append(s.charAt(i));
}
//Log.d(CalculatorEditor.class.getName(), text2.toString());
result = text2.toString();
} else {
result = text1.toString();
}
return new Result(result, resultOffset);
}
private int processHighlightedText(@NotNull StringBuilder result, int i, @NotNull String match, @NotNull String tag, @Nullable Map<String, String> tagAttributes) {
result.append("<").append(tag);
if (tagAttributes != null) {
for (Map.Entry<String, String> entry : tagAttributes.entrySet()) {
// attr1="attr1_value" attr2="attr2_value"
result.append(" ").append(entry.getKey()).append("=\"").append(entry.getValue()).append("\"");
}
}
result.append(">").append(match).append("</").append(tag).append(">");
if (match.length() > 1) {
return i + match.length() - 1;
} else {
return i;
}
}
private int processBracketGroup(@NotNull StringBuilder result, @NotNull String s, int i, int numberOfOpenings, int maxNumberOfGroups) {
result.append("<font color=\"").append(getColor(maxNumberOfGroups, numberOfOpenings)).append("\">");
for (; i < s.length(); i++) {
char ch = s.charAt(i);
if (MathType.open_group_symbol.getTokens().contains(String.valueOf(ch))) {
result.append(ch);
result.append("</font>");
i = processBracketGroup(result, s, i + 1, numberOfOpenings + 1, maxNumberOfGroups);
result.append("<font color=\"").append(getColor(maxNumberOfGroups, numberOfOpenings)).append("\">");
if (i < s.length() && MathType.close_group_symbol.getTokens().contains(String.valueOf(s.charAt(i)))) {
result.append(s.charAt(i));
}
} else if (MathType.close_group_symbol.getTokens().contains(String.valueOf(ch))) {
break;
} else {
result.append(ch);
}
}
result.append("</font>");
return i;
}
private String getColor(int totalNumberOfOpenings, int numberOfOpenings) {
double c = 0.8;
int offset = ((int) (255 * c)) * numberOfOpenings / (totalNumberOfOpenings + 1);
// for tests:
// innt result = Color.rgb(BASE_COLOUR_RED_COMPONENT - offset, BASE_COLOUR_GREEN_COMPONENT - offset, BASE_COLOUR_BLUE_COMPONENT - offset);
int result = (0xFF << 24) | ((colorRed - offset) << 16) | ((colorGreen - offset) << 8) | (colorBlue - offset);
return "#" + Integer.toHexString(result).substring(2);
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.view;
import jscl.MathContext;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.math.MathType;
import org.solovyev.android.calculator.model.*;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.common.MutableObject;
import java.util.HashMap;
import java.util.Map;
/**
* User: serso
* Date: 10/12/11
* Time: 9:47 PM
*/
public class TextHighlighter implements TextProcessor<TextHighlighter.Result, String> {
private static final Map<String, String> nbFontAttributes = new HashMap<String, String>();
static {
nbFontAttributes.put("color", "#008000");
}
@NotNull
public final MathContext mathContext;
public static class Result implements CharSequence {
@NotNull
private final String string;
private final int offset;
public Result(@NotNull String string, int offset) {
this.string = string;
this.offset = offset;
}
@Override
public int length() {
return string.length();
}
@Override
public char charAt(int i) {
return string.charAt(i);
}
@Override
public CharSequence subSequence(int i, int i1) {
return string.subSequence(i, i1);
}
@Override
public String toString() {
return string;
}
public int getOffset() {
return offset;
}
}
private final int color;
private final int colorRed;
private final int colorGreen;
private final int colorBlue;
private final boolean formatNumber;
public TextHighlighter(int baseColor, boolean formatNumber, @NotNull MathContext mathContext) {
this.color = baseColor;
this.formatNumber = formatNumber;
this.mathContext = mathContext;
//this.colorRed = Color.red(baseColor);
this.colorRed = (baseColor >> 16) & 0xFF;
//this.colorGreen = Color.green(baseColor);
this.colorGreen = (color >> 8) & 0xFF;
//this.colorBlue = Color.blue(baseColor);
this.colorBlue = color & 0xFF;
}
@NotNull
@Override
public Result process(@NotNull String text) throws CalculatorParseException {
final String result;
int maxNumberOfOpenGroupSymbols = 0;
int numberOfOpenGroupSymbols = 0;
final StringBuilder text1 = new StringBuilder();
int resultOffset = 0;
final AbstractNumberBuilder numberBuilder;
if (!formatNumber) {
numberBuilder = new LiteNumberBuilder(CalculatorEngine.instance.getEngine());
} else {
numberBuilder = new NumberBuilder(CalculatorEngine.instance.getEngine());
}
for (int i = 0; i < text.length(); i++) {
MathType.Result mathType = MathType.getType(text, i, numberBuilder.isHexMode());
if (numberBuilder instanceof NumberBuilder) {
final MutableObject<Integer> numberOffset = new MutableObject<Integer>(0);
((NumberBuilder) numberBuilder).process(text1, mathType, numberOffset);
resultOffset += numberOffset.getObject();
} else {
((LiteNumberBuilder) numberBuilder).process(mathType);
}
final String match = mathType.getMatch();
switch (mathType.getMathType()) {
case open_group_symbol:
numberOfOpenGroupSymbols++;
maxNumberOfOpenGroupSymbols = Math.max(maxNumberOfOpenGroupSymbols, numberOfOpenGroupSymbols);
text1.append(text.charAt(i));
break;
case close_group_symbol:
numberOfOpenGroupSymbols--;
text1.append(text.charAt(i));
break;
case operator:
text1.append(match);
if (match.length() > 1) {
i += match.length() - 1;
}
break;
case function:
i = processHighlightedText(text1, i, match, "i", null);
break;
case constant:
i = processHighlightedText(text1, i, match, "b", null);
break;
case numeral_base:
i = processHighlightedText(text1, i, match, "b", null);
break;
default:
if (mathType.getMathType() == MathType.text || match.length() <= 1) {
text1.append(text.charAt(i));
} else {
text1.append(match);
i += match.length() - 1;
}
}
}
if (numberBuilder instanceof NumberBuilder) {
final MutableObject<Integer> numberOffset = new MutableObject<Integer>(0);
((NumberBuilder) numberBuilder).processNumber(text1, numberOffset);
resultOffset += numberOffset.getObject();
}
if (maxNumberOfOpenGroupSymbols > 0) {
final StringBuilder text2 = new StringBuilder();
String s = text1.toString();
int i = processBracketGroup(text2, s, 0, 0, maxNumberOfOpenGroupSymbols);
for (; i < s.length(); i++) {
text2.append(s.charAt(i));
}
//Log.d(CalculatorEditor.class.getName(), text2.toString());
result = text2.toString();
} else {
result = text1.toString();
}
return new Result(result, resultOffset);
}
private int processHighlightedText(@NotNull StringBuilder result, int i, @NotNull String match, @NotNull String tag, @Nullable Map<String, String> tagAttributes) {
result.append("<").append(tag);
if (tagAttributes != null) {
for (Map.Entry<String, String> entry : tagAttributes.entrySet()) {
// attr1="attr1_value" attr2="attr2_value"
result.append(" ").append(entry.getKey()).append("=\"").append(entry.getValue()).append("\"");
}
}
result.append(">").append(match).append("</").append(tag).append(">");
if (match.length() > 1) {
return i + match.length() - 1;
} else {
return i;
}
}
private int processBracketGroup(@NotNull StringBuilder result, @NotNull String s, int i, int numberOfOpenings, int maxNumberOfGroups) {
result.append("<font color=\"").append(getColor(maxNumberOfGroups, numberOfOpenings)).append("\">");
for (; i < s.length(); i++) {
char ch = s.charAt(i);
if (MathType.open_group_symbol.getTokens().contains(String.valueOf(ch))) {
result.append(ch);
result.append("</font>");
i = processBracketGroup(result, s, i + 1, numberOfOpenings + 1, maxNumberOfGroups);
result.append("<font color=\"").append(getColor(maxNumberOfGroups, numberOfOpenings)).append("\">");
if (i < s.length() && MathType.close_group_symbol.getTokens().contains(String.valueOf(s.charAt(i)))) {
result.append(s.charAt(i));
}
} else if (MathType.close_group_symbol.getTokens().contains(String.valueOf(ch))) {
break;
} else {
result.append(ch);
}
}
result.append("</font>");
return i;
}
private String getColor(int totalNumberOfOpenings, int numberOfOpenings) {
double c = 0.8;
int offset = ((int) (255 * c)) * numberOfOpenings / (totalNumberOfOpenings + 1);
// for tests:
// innt result = Color.rgb(BASE_COLOUR_RED_COMPONENT - offset, BASE_COLOUR_GREEN_COMPONENT - offset, BASE_COLOUR_BLUE_COMPONENT - offset);
int result = (0xFF << 24) | ((colorRed - offset) << 16) | ((colorGreen - offset) << 8) | (colorBlue - offset);
return "#" + Integer.toHexString(result).substring(2);
}
}

274
calculatorpp/src/test/java/org/solovyev/android/calculator/TextHighlighterTest.java
View File

@ -1,137 +1,137 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator;
import jscl.JsclMathEngine;
import jscl.MathEngine;
import jscl.NumeralBase;
import junit.framework.Assert;
import org.junit.Test;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.model.TextProcessor;
import org.solovyev.android.calculator.view.TextHighlighter;
import java.util.Date;
import java.util.Random;
/**
* User: serso
* Date: 10/12/11
* Time: 10:07 PM
*/
public class TextHighlighterTest {
@Test
public void testProcess() throws Exception {
TextProcessor<?, String> textHighlighter = new TextHighlighter(0, false, JsclMathEngine.instance);
final Random random = new Random(new Date().getTime());
for (int i = 0; i < 1000; i++) {
final StringBuilder sb = new StringBuilder();
for (int j = 0; j < 1000; j++) {
sb.append(random.nextBoolean() ? "(" : ")");
}
try {
textHighlighter.process(sb.toString());
} catch (Exception e) {
System.out.println(sb.toString());
throw e;
}
}
Assert.assertEquals("<font color=\"#000000\"></font>)(((())())", textHighlighter.process(")(((())())").toString());
Assert.assertEquals(")", textHighlighter.process(")").toString());
Assert.assertEquals(")()(", textHighlighter.process(")()(").toString());
textHighlighter = new TextHighlighter(0, true, JsclMathEngine.instance);
Assert.assertEquals("1 000 000", textHighlighter.process("1000000").toString());
Assert.assertEquals("1 000 000", textHighlighter.process("1000000").toString());
Assert.assertEquals("0.1E3", textHighlighter.process("0.1E3").toString());
Assert.assertEquals("1E3", textHighlighter.process("1E3").toString());
Assert.assertEquals("2<b>0x:</b>", textHighlighter.process("20x:").toString());
Assert.assertEquals("20g", textHighlighter.process("20g").toString());
Assert.assertEquals("22g", textHighlighter.process("22g").toString());
Assert.assertEquals("20ю", textHighlighter.process("20ю").toString());
Assert.assertEquals("20ъ", textHighlighter.process("20ъ").toString());
Assert.assertEquals("3!!", textHighlighter.process("3!!").toString());
Assert.assertEquals("2", textHighlighter.process("2").toString());
Assert.assertEquals("21", textHighlighter.process("21").toString());
Assert.assertEquals("214", textHighlighter.process("214").toString());
Assert.assertEquals("2 145", textHighlighter.process("2 145").toString());
Assert.assertEquals("1 000 000E3", textHighlighter.process("1000000E3").toString());
Assert.assertEquals("-1 000 000E3", textHighlighter.process("-1000000E3").toString());
Assert.assertEquals("-1 000 000E-3", textHighlighter.process("-1000000E-3").toString());
Assert.assertEquals("-1 000 000E-30000", textHighlighter.process("-1000000E-30000").toString());
textHighlighter = new TextHighlighter(0, false, JsclMathEngine.instance);
textHighlighter.process("cannot calculate 3^10^10 !!!\n" +
" unable to enter 0. FIXED\n" +
" empty display in Xperia Rayo\n" +
" check привиденная FIXED\n" +
" set display result only if text in editor was not changed FIXED\n" +
" shift M text to the left\n" +
" do not show SYNTAX ERROR always (may be show send clock?q) FIXED\n" +
" ln(8)*log(8) => ln(8)*og(8) FIXED\n" +
" copy/paste ln(8)*log(8)\n" +
" 6!^2 ERROR");
Assert.assertEquals("<font color=\"#000000\"><i>sin</i>(</font><font color=\"#ffff9a\">2</font><font color=\"#000000\">)</font>", textHighlighter.process("sin(2)").toString());
Assert.assertEquals("<font color=\"#000000\"><i>atanh</i>(</font><font color=\"#ffff9a\">2</font><font color=\"#000000\">)</font>", textHighlighter.process("atanh(2)").toString());
Assert.assertEquals("<b>0x:</b>E", textHighlighter.process("0x:E").toString());
Assert.assertEquals("<b>0x:</b>6F", textHighlighter.process("0x:6F").toString());
Assert.assertEquals("<b>0x:</b>6F.", textHighlighter.process("0x:6F.").toString());
Assert.assertEquals("<b>0x:</b>6F.2", textHighlighter.process("0x:6F.2").toString());
Assert.assertEquals("<b>0x:</b>6F.B", textHighlighter.process("0x:6F.B").toString());
Assert.assertEquals("<b>0x:</b>006F.B", textHighlighter.process("0x:006F.B").toString());
Assert.assertEquals("<b>0x:</b>0", textHighlighter.process("0x:0").toString());
Assert.assertEquals("<b>0x:</b>FF33233FFE", textHighlighter.process("0x:FF33233FFE").toString());
Assert.assertEquals("<b>0x:</b>FF33 233 FFE", textHighlighter.process("0x:FF33 233 FFE").toString());
final MathEngine me = CalculatorEngine.instance.getEngine();
try {
me.setNumeralBase(NumeralBase.hex);
Assert.assertEquals("E", textHighlighter.process("E").toString());
Assert.assertEquals(".E", textHighlighter.process(".E").toString());
Assert.assertEquals("E+", textHighlighter.process("E+").toString());
Assert.assertEquals("E.", textHighlighter.process("E.").toString());
Assert.assertEquals(".E.", textHighlighter.process(".E.").toString());
Assert.assertEquals("6F", textHighlighter.process("6F").toString());
Assert.assertEquals("6F", textHighlighter.process("6F").toString());
Assert.assertEquals("6F.", textHighlighter.process("6F.").toString());
Assert.assertEquals("6F.2", textHighlighter.process("6F.2").toString());
Assert.assertEquals("6F.B", textHighlighter.process("6F.B").toString());
Assert.assertEquals("006F.B", textHighlighter.process("006F.B").toString());
} finally {
me.setNumeralBase(NumeralBase.dec);
}
Assert.assertEquals("<b>0b:</b>110101", textHighlighter.process("0b:110101").toString());
Assert.assertEquals("<b>0b:</b>110101.", textHighlighter.process("0b:110101.").toString());
Assert.assertEquals("<b>0b:</b>110101.101", textHighlighter.process("0b:110101.101").toString());
Assert.assertEquals("<b>0b:</b>11010100.1", textHighlighter.process("0b:11010100.1").toString());
Assert.assertEquals("<b>0b:</b>110101.0", textHighlighter.process("0b:110101.0").toString());
Assert.assertEquals("<b>0b:</b>0", textHighlighter.process("0b:0").toString());
Assert.assertEquals("<b>0b:</b>1010100101111010101001", textHighlighter.process("0b:1010100101111010101001").toString());
Assert.assertEquals("<b>0b:</b>101 010 01 0 111 1 0 10101001", textHighlighter.process("0b:101 010 01 0 111 1 0 10101001").toString());
try {
me.setNumeralBase(NumeralBase.bin);
Assert.assertEquals("110101", textHighlighter.process("110101").toString());
Assert.assertEquals("110101.", textHighlighter.process("110101.").toString());
Assert.assertEquals("110101.101", textHighlighter.process("110101.101").toString());
Assert.assertEquals("11010100.1", textHighlighter.process("11010100.1").toString());
Assert.assertEquals("110101.0", textHighlighter.process("110101.0").toString());
Assert.assertEquals("0", textHighlighter.process("0").toString());
Assert.assertEquals("1010100101111010101001", textHighlighter.process("1010100101111010101001").toString());
Assert.assertEquals("101 010 01 0 111 1 0 10101001", textHighlighter.process("101 010 01 0 111 1 0 10101001").toString());
} finally {
me.setNumeralBase(NumeralBase.dec);
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator;
import jscl.JsclMathEngine;
import jscl.MathEngine;
import jscl.NumeralBase;
import junit.framework.Assert;
import org.junit.Test;
import org.solovyev.android.calculator.model.CalculatorEngine;
import org.solovyev.android.calculator.text.TextProcessor;
import org.solovyev.android.calculator.view.TextHighlighter;
import java.util.Date;
import java.util.Random;
/**
* User: serso
* Date: 10/12/11
* Time: 10:07 PM
*/
public class TextHighlighterTest {
@Test
public void testProcess() throws Exception {
TextProcessor<?, String> textHighlighter = new TextHighlighter(0, false, JsclMathEngine.instance);
final Random random = new Random(new Date().getTime());
for (int i = 0; i < 1000; i++) {
final StringBuilder sb = new StringBuilder();
for (int j = 0; j < 1000; j++) {
sb.append(random.nextBoolean() ? "(" : ")");
}
try {
textHighlighter.process(sb.toString());
} catch (Exception e) {
System.out.println(sb.toString());
throw e;
}
}
Assert.assertEquals("<font color=\"#000000\"></font>)(((())())", textHighlighter.process(")(((())())").toString());
Assert.assertEquals(")", textHighlighter.process(")").toString());
Assert.assertEquals(")()(", textHighlighter.process(")()(").toString());
textHighlighter = new TextHighlighter(0, true, JsclMathEngine.instance);
Assert.assertEquals("1 000 000", textHighlighter.process("1000000").toString());
Assert.assertEquals("1 000 000", textHighlighter.process("1000000").toString());
Assert.assertEquals("0.1E3", textHighlighter.process("0.1E3").toString());
Assert.assertEquals("1E3", textHighlighter.process("1E3").toString());
Assert.assertEquals("2<b>0x:</b>", textHighlighter.process("20x:").toString());
Assert.assertEquals("20g", textHighlighter.process("20g").toString());
Assert.assertEquals("22g", textHighlighter.process("22g").toString());
Assert.assertEquals("20ю", textHighlighter.process("20ю").toString());
Assert.assertEquals("20ъ", textHighlighter.process("20ъ").toString());
Assert.assertEquals("3!!", textHighlighter.process("3!!").toString());
Assert.assertEquals("2", textHighlighter.process("2").toString());
Assert.assertEquals("21", textHighlighter.process("21").toString());
Assert.assertEquals("214", textHighlighter.process("214").toString());
Assert.assertEquals("2 145", textHighlighter.process("2 145").toString());
Assert.assertEquals("1 000 000E3", textHighlighter.process("1000000E3").toString());
Assert.assertEquals("-1 000 000E3", textHighlighter.process("-1000000E3").toString());
Assert.assertEquals("-1 000 000E-3", textHighlighter.process("-1000000E-3").toString());
Assert.assertEquals("-1 000 000E-30000", textHighlighter.process("-1000000E-30000").toString());
textHighlighter = new TextHighlighter(0, false, JsclMathEngine.instance);
textHighlighter.process("cannot calculate 3^10^10 !!!\n" +
" unable to enter 0. FIXED\n" +
" empty display in Xperia Rayo\n" +
" check привиденная FIXED\n" +
" set display result only if text in editor was not changed FIXED\n" +
" shift M text to the left\n" +
" do not show SYNTAX ERROR always (may be show send clock?q) FIXED\n" +
" ln(8)*log(8) => ln(8)*og(8) FIXED\n" +
" copy/paste ln(8)*log(8)\n" +
" 6!^2 ERROR");
Assert.assertEquals("<font color=\"#000000\"><i>sin</i>(</font><font color=\"#ffff9a\">2</font><font color=\"#000000\">)</font>", textHighlighter.process("sin(2)").toString());
Assert.assertEquals("<font color=\"#000000\"><i>atanh</i>(</font><font color=\"#ffff9a\">2</font><font color=\"#000000\">)</font>", textHighlighter.process("atanh(2)").toString());
Assert.assertEquals("<b>0x:</b>E", textHighlighter.process("0x:E").toString());
Assert.assertEquals("<b>0x:</b>6F", textHighlighter.process("0x:6F").toString());
Assert.assertEquals("<b>0x:</b>6F.", textHighlighter.process("0x:6F.").toString());
Assert.assertEquals("<b>0x:</b>6F.2", textHighlighter.process("0x:6F.2").toString());
Assert.assertEquals("<b>0x:</b>6F.B", textHighlighter.process("0x:6F.B").toString());
Assert.assertEquals("<b>0x:</b>006F.B", textHighlighter.process("0x:006F.B").toString());
Assert.assertEquals("<b>0x:</b>0", textHighlighter.process("0x:0").toString());
Assert.assertEquals("<b>0x:</b>FF33233FFE", textHighlighter.process("0x:FF33233FFE").toString());
Assert.assertEquals("<b>0x:</b>FF33 233 FFE", textHighlighter.process("0x:FF33 233 FFE").toString());
final MathEngine me = CalculatorEngine.instance.getEngine();
try {
me.setNumeralBase(NumeralBase.hex);
Assert.assertEquals("E", textHighlighter.process("E").toString());
Assert.assertEquals(".E", textHighlighter.process(".E").toString());
Assert.assertEquals("E+", textHighlighter.process("E+").toString());
Assert.assertEquals("E.", textHighlighter.process("E.").toString());
Assert.assertEquals(".E.", textHighlighter.process(".E.").toString());
Assert.assertEquals("6F", textHighlighter.process("6F").toString());
Assert.assertEquals("6F", textHighlighter.process("6F").toString());
Assert.assertEquals("6F.", textHighlighter.process("6F.").toString());
Assert.assertEquals("6F.2", textHighlighter.process("6F.2").toString());
Assert.assertEquals("6F.B", textHighlighter.process("6F.B").toString());
Assert.assertEquals("006F.B", textHighlighter.process("006F.B").toString());
} finally {
me.setNumeralBase(NumeralBase.dec);
}
Assert.assertEquals("<b>0b:</b>110101", textHighlighter.process("0b:110101").toString());
Assert.assertEquals("<b>0b:</b>110101.", textHighlighter.process("0b:110101.").toString());
Assert.assertEquals("<b>0b:</b>110101.101", textHighlighter.process("0b:110101.101").toString());
Assert.assertEquals("<b>0b:</b>11010100.1", textHighlighter.process("0b:11010100.1").toString());
Assert.assertEquals("<b>0b:</b>110101.0", textHighlighter.process("0b:110101.0").toString());
Assert.assertEquals("<b>0b:</b>0", textHighlighter.process("0b:0").toString());
Assert.assertEquals("<b>0b:</b>1010100101111010101001", textHighlighter.process("0b:1010100101111010101001").toString());
Assert.assertEquals("<b>0b:</b>101 010 01 0 111 1 0 10101001", textHighlighter.process("0b:101 010 01 0 111 1 0 10101001").toString());
try {
me.setNumeralBase(NumeralBase.bin);
Assert.assertEquals("110101", textHighlighter.process("110101").toString());
Assert.assertEquals("110101.", textHighlighter.process("110101.").toString());
Assert.assertEquals("110101.101", textHighlighter.process("110101.101").toString());
Assert.assertEquals("11010100.1", textHighlighter.process("11010100.1").toString());
Assert.assertEquals("110101.0", textHighlighter.process("110101.0").toString());
Assert.assertEquals("0", textHighlighter.process("0").toString());
Assert.assertEquals("1010100101111010101001", textHighlighter.process("1010100101111010101001").toString());
Assert.assertEquals("101 010 01 0 111 1 0 10101001", textHighlighter.process("101 010 01 0 111 1 0 10101001").toString());
} finally {
me.setNumeralBase(NumeralBase.dec);
}
}
}

887
calculatorpp/src/test/java/org/solovyev/android/calculator/model/CalculatorEngineTest.java
View File

@ -1,443 +1,444 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.model;
import jscl.AngleUnit;
import jscl.JsclMathEngine;
import jscl.NumeralBase;
import jscl.math.Expression;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.math.function.CustomFunction;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.solovyev.android.calculator.jscl.JsclOperation;
import java.text.DecimalFormatSymbols;
import java.util.Locale;
import static junit.framework.Assert.fail;
/**
* User: serso
* Date: 9/17/11
* Time: 9:47 PM
*/
public class CalculatorEngineTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
CalculatorEngine.instance.setPrecision(3);
CalculatorEngine.instance.setThreadKiller(new CalculatorEngine.ThreadKillerImpl());
}
@Test
public void testDegrees() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
cm.setPrecision(3);
try {
Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "°"));
fail();
} catch (CalculatorParseException e) {
}
Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "1°").getResult());
Assert.assertEquals("0.349", cm.evaluate(JsclOperation.numeric, "20.0°").getResult());
Assert.assertEquals("0.5", cm.evaluate(JsclOperation.numeric, "sin(30°)").getResult());
Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "asin(sin(30°))").getResult());
Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.numeric, "∂(cos(t),t,t,1°)").getResult());
Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.simplify, "∂(cos(t),t,t,1°)").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
}
@Test
public void testLongExecution() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
try {
cm.evaluate(JsclOperation.numeric, "3^10^10^10");
Assert.fail();
} catch (CalculatorParseException e) {
if (e.getMessageCode().equals(Messages.msg_3)) {
} else {
System.out.print(e.getCause().getMessage());
Assert.fail();
}
}
try {
cm.evaluate(JsclOperation.numeric, "9999999!");
Assert.fail();
} catch (CalculatorParseException e) {
if (e.getMessageCode().equals(Messages.msg_3)) {
} else {
System.out.print(e.getCause().getMessage());
Assert.fail();
}
}
/*final long start = System.currentTimeMillis();
try {
cm.evaluate(JsclOperation.numeric, "3^10^10^10");
Assert.fail();
} catch (ParseException e) {
if (e.getMessage().startsWith("Too long calculation")) {
final long end = System.currentTimeMillis();
Assert.assertTrue(end - start < 1000);
} else {
Assert.fail();
}
}*/
}
@Test
public void testEvaluate() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("cos(t)+10%", cm.evaluate(JsclOperation.simplify, "cos(t)+10%").getResult());
final Generic expression = cm.getEngine().simplifyGeneric("cos(t)+10%");
expression.substitute(new Constant("t"), Expression.valueOf(100d));
Assert.assertEquals("it", cm.evaluate(JsclOperation.simplify, "it").getResult());
Assert.assertEquals("10%", cm.evaluate(JsclOperation.simplify, "10%").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq( 1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.simplify, "eq( 1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "lg(10)").getResult());
Assert.assertEquals("4", cm.evaluate(JsclOperation.numeric, "2+2").getResult());
final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("-0.757", cm.evaluate(JsclOperation.numeric, "sin(4)").getResult());
Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "asin(0.5)").getResult());
Assert.assertEquals("-0.396", cm.evaluate(JsclOperation.numeric, "sin(4)asin(0.5)").getResult());
Assert.assertEquals("-0.56", cm.evaluate(JsclOperation.numeric, "sin(4)asin(0.5)√(2)").getResult());
Assert.assertEquals("-0.56", cm.evaluate(JsclOperation.numeric, "sin(4)asin(0.5)√(2)").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
Assert.assertEquals("7.389", cm.evaluate(JsclOperation.numeric, "e^2").getResult());
Assert.assertEquals("7.389", cm.evaluate(JsclOperation.numeric, "exp(1)^2").getResult());
Assert.assertEquals("7.389", cm.evaluate(JsclOperation.numeric, "exp(2)").getResult());
Assert.assertEquals("2+i", cm.evaluate(JsclOperation.numeric, "2*1+√(-1)").getResult());
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("0.921+Πi", cm.evaluate(JsclOperation.numeric, "ln(5cosh(38π√(2cos(2))))").getResult());
Assert.assertEquals("-3.41+3.41i", cm.evaluate(JsclOperation.numeric, "(5tan(2i)+2i)/(1-i)").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
Assert.assertEquals("7.389i", cm.evaluate(JsclOperation.numeric, "iexp(2)").getResult());
Assert.assertEquals("2+7.389i", cm.evaluate(JsclOperation.numeric, "2+iexp(2)").getResult());
Assert.assertEquals("2+7.389i", cm.evaluate(JsclOperation.numeric, "2+√(-1)exp(2)").getResult());
Assert.assertEquals("2-2.5i", cm.evaluate(JsclOperation.numeric, "2-2.5i").getResult());
Assert.assertEquals("-2-2.5i", cm.evaluate(JsclOperation.numeric, "-2-2.5i").getResult());
Assert.assertEquals("-2+2.5i", cm.evaluate(JsclOperation.numeric, "-2+2.5i").getResult());
Assert.assertEquals("-2+2.1i", cm.evaluate(JsclOperation.numeric, "-2+2.1i").getResult());
Assert.assertEquals("-0.1-0.2i", cm.evaluate(JsclOperation.numeric, "(1-i)/(2+6i)").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "4!").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "(2+2)!").getResult());
junit.framework.Assert.assertEquals("120", cm.evaluate(JsclOperation.numeric, "(2+2+1)!").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "(2.0+2.0)!").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "4.0!").getResult());
junit.framework.Assert.assertEquals("720", cm.evaluate(JsclOperation.numeric, "(3!)!").getResult());
junit.framework.Assert.assertEquals("36", Expression.valueOf("3!^2").numeric().toString());
junit.framework.Assert.assertEquals("3", Expression.valueOf("cubic(27)").numeric().toString());
try {
junit.framework.Assert.assertEquals("√(-1)!", cm.evaluate(JsclOperation.numeric, "i!").getResult());
fail();
} catch (CalculatorParseException e) {
}
junit.framework.Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "(π/π)!").getResult());
try {
junit.framework.Assert.assertEquals("i", cm.evaluate(JsclOperation.numeric, "(-1)i!").getResult());
fail();
} catch (CalculatorParseException e) {
}
junit.framework.Assert.assertEquals("24i", cm.evaluate(JsclOperation.numeric, "4!i").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("si", 5d));
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("0.451", cm.evaluate(JsclOperation.numeric, "acos(0.8999999999999811)").getResult());
Assert.assertEquals("-0.959", cm.evaluate(JsclOperation.numeric, "sin(5)").getResult());
Assert.assertEquals("-4.795", cm.evaluate(JsclOperation.numeric, "sin(5)si").getResult());
Assert.assertEquals("-23.973", cm.evaluate(JsclOperation.numeric, "sisin(5)si").getResult());
Assert.assertEquals("-23.973", cm.evaluate(JsclOperation.numeric, "si*sin(5)si").getResult());
Assert.assertEquals("-3.309", cm.evaluate(JsclOperation.numeric, "sisin(5si)si").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("s", 1d));
Assert.assertEquals("5", cm.evaluate(JsclOperation.numeric, "si").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("k", 3.5d));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("k1", 4d));
Assert.assertEquals("4", cm.evaluate(JsclOperation.numeric, "k11").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String) null));
Assert.assertEquals("11t", cm.evaluate(JsclOperation.numeric, "t11").getResult());
Assert.assertEquals("11et", cm.evaluate(JsclOperation.numeric, "t11e").getResult());
Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "∞").getResult());
Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "Infinity").getResult());
Assert.assertEquals("11∞t", cm.evaluate(JsclOperation.numeric, "t11∞").getResult());
Assert.assertEquals("-t+t^3", cm.evaluate(JsclOperation.numeric, "t(t-1)(t+1)").getResult());
Assert.assertEquals("100", cm.evaluate(JsclOperation.numeric, "0.1E3").getResult());
Assert.assertEquals("3.957", cm.evaluate(JsclOperation.numeric, "ln(8)lg(8)+ln(8)").getResult());
Assert.assertEquals("0.933", cm.evaluate(JsclOperation.numeric, "0x:E/0x:F").getResult());
try {
cm.getEngine().setNumeralBase(NumeralBase.hex);
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.numeric, "0x:E/0x:F").getResult());
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.simplify, "0x:E/0x:F").getResult());
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.numeric, "E/F").getResult());
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.simplify, "E/F").getResult());
} finally {
cm.getEngine().setNumeralBase(NumeralBase.dec);
}
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "((((((0))))))").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))").getResult());
/* Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "30°").getResult());
Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "(10+20)°").getResult());
Assert.assertEquals("1.047", cm.evaluate(JsclOperation.numeric, "(10+20)°*2").getResult());
try {
Assert.assertEquals("0.278", cm.evaluate(JsclOperation.numeric, "30°^2").getResult());
junit.framework.Assert.fail();
} catch (ParseException e) {
if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
junit.framework.Assert.fail();
}
}*/
/* try {
cm.setTimeout(5000);
Assert.assertEquals("2", cm.evaluate(JsclOperation.numeric, "2!").getResult());
} finally {
cm.setTimeout(3000);
}*/
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String) null));
Assert.assertEquals("2t", cm.evaluate(JsclOperation.simplify, "∂(t^2,t)").getResult());
Assert.assertEquals("2t", cm.evaluate(JsclOperation.numeric, "∂(t^2,t)").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", "2"));
Assert.assertEquals("2t", cm.evaluate(JsclOperation.simplify, "∂(t^2,t)").getResult());
Assert.assertEquals("4", cm.evaluate(JsclOperation.numeric, "∂(t^2,t)").getResult());
Assert.assertEquals("-x+x*ln(x)", cm.getEngine().simplify("∫(ln(x), x)"));
Assert.assertEquals("-(x-x*ln(x))/(ln(2)+ln(5))", cm.getEngine().simplify("∫(log(10, x), x)"));
Assert.assertEquals("∫((ln(2)+ln(5))/ln(x), x)", cm.getEngine().simplify("∫(ln(10)/ln(x), x)"));
Assert.assertEquals("∫(ln(10)/ln(x), x)", Expression.valueOf("∫(log(x, 10), x)").expand().toString());
Assert.assertEquals("∫((ln(2)+ln(5))/ln(x), x)", cm.getEngine().simplify("∫(log(x, 10), x)"));
}
@Test
public void testFormatting() throws Exception {
final CalculatorEngine ce = CalculatorEngine.instance;
Assert.assertEquals("12 345", ce.evaluate(JsclOperation.simplify, "12345").getResult());
}
@Test
public void testI() throws CalculatorParseException, CalculatorEvalException {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("-i", cm.evaluate(JsclOperation.numeric, "i^3").getResult());
for (int i = 0; i < 1000; i++) {
double real = (Math.random()-0.5) * 1000;
double imag = (Math.random()-0.5) * 1000;
int exp = (int)(Math.random() * 10);
final StringBuilder sb = new StringBuilder();
sb.append(real);
if ( imag > 0 ) {
sb.append("+");
}
sb.append(imag);
sb.append("^").append(exp);
try {
cm.evaluate(JsclOperation.numeric, sb.toString()).getResult();
} catch (Throwable e) {
fail(sb.toString());
}
}
}
@Test
public void testEmptyFunction() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
try {
cm.evaluate(JsclOperation.numeric, "cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos(cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos())))))))))))))))))))))))))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
Assert.assertEquals("0.34+1.382i", cm.evaluate(JsclOperation.numeric, "ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(100)))))))))))))))").getResult());
try {
cm.evaluate(JsclOperation.numeric, "cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos())))))))))))))))))))))))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("0.739", cm.evaluate(JsclOperation.numeric, "cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(1))))))))))))))))))))))))))))))))))))").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("si", 5d));
Assert.assertEquals("5", cm.evaluate(JsclOperation.numeric, "si").getResult());
try {
cm.evaluate(JsclOperation.numeric, "sin");
Assert.fail();
} catch (CalculatorParseException e) {
}
}
@Test
public void testRounding() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
try {
DecimalFormatSymbols decimalGroupSymbols = new DecimalFormatSymbols(Locale.getDefault());
decimalGroupSymbols.setDecimalSeparator('.');
decimalGroupSymbols.setGroupingSeparator('\'');
cm.setDecimalGroupSymbols(decimalGroupSymbols);
cm.setPrecision(2);
Assert.assertEquals("12'345'678.9", cm.evaluate(JsclOperation.numeric, "1.23456789E7").getResult());
cm.setPrecision(10);
Assert.assertEquals("12'345'678.9", cm.evaluate(JsclOperation.numeric, "1.23456789E7").getResult());
Assert.assertEquals("123'456'789", cm.evaluate(JsclOperation.numeric, "1.234567890E8").getResult());
Assert.assertEquals("1'234'567'890.1", cm.evaluate(JsclOperation.numeric, "1.2345678901E9").getResult());
} finally {
cm.setPrecision(3);
DecimalFormatSymbols decimalGroupSymbols = new DecimalFormatSymbols(Locale.getDefault());
decimalGroupSymbols.setDecimalSeparator('.');
decimalGroupSymbols.setGroupingSeparator(JsclMathEngine.GROUPING_SEPARATOR_DEFAULT.charAt(0));
cm.setDecimalGroupSymbols(decimalGroupSymbols);
}
}
@Test
public void testComparisonFunction() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq(1, 1.0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(1, 1.000000000000001)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(1, 0)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "lt(0, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "lt(1, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "lt(1, 0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "gt(0, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "gt(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "gt(1, 0)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ne(0, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ne(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ne(1, 0)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "le(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "le(1, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "le(1, 0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ge(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ge(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ge(1, 0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ap(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ap(1, 1)").getResult());
//Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ap(1, 1.000000000000001)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ap(1, 0)").getResult());
}
@Test
public void testNumeralSystems() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("11 259 375", cm.evaluate(JsclOperation.numeric, "0x:ABCDEF").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "0x:ABCDEF*e").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "e*0x:ABCDEF").getResult());
Assert.assertEquals("e", cm.evaluate(JsclOperation.numeric, "e*0x:ABCDEF/0x:ABCDEF").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "0x:ABCDEF*e*0x:ABCDEF/0x:ABCDEF").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "c+0x:ABCDEF*e*0x:ABCDEF/0x:ABCDEF-c+0x:C-0x:C").getResult());
Assert.assertEquals("1 446 257 064 651.832", cm.evaluate(JsclOperation.numeric, "28*28 * sin(28) - 0b:1101 + √(28) + exp ( 28) ").getResult());
Assert.assertEquals("13", cm.evaluate(JsclOperation.numeric, "0b:1101").getResult());
try {
cm.evaluate(JsclOperation.numeric, "0b:π").getResult();
Assert.fail();
} catch (CalculatorParseException e) {
// ok
}
final NumeralBase defaultNumeralBase = cm.getEngine().getNumeralBase();
try{
cm.getEngine().setNumeralBase(NumeralBase.bin);
Assert.assertEquals("101", cm.evaluate(JsclOperation.numeric, "10+11").getResult());
Assert.assertEquals("10/11", cm.evaluate(JsclOperation.numeric, "10/11").getResult());
cm.getEngine().setNumeralBase(NumeralBase.hex);
Assert.assertEquals("63 7B", cm.evaluate(JsclOperation.numeric, "56CE+CAD").getResult());
Assert.assertEquals("E", cm.evaluate(JsclOperation.numeric, "E").getResult());
} finally {
cm.setNumeralBase(defaultNumeralBase);
}
}
@Test
public void testLog() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("∞", Expression.valueOf("1/0").numeric().toString());
Assert.assertEquals("∞", Expression.valueOf("ln(10)/ln(1)").numeric().toString());
// logarithm
Assert.assertEquals("ln(x)/ln(base)", ((CustomFunction) cm.getFunctionsRegistry().get("log")).getContent());
Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "log(1, 10)").getResult());
Assert.assertEquals("3.322", cm.evaluate(JsclOperation.numeric, "log(2, 10)").getResult());
Assert.assertEquals("1.431", cm.evaluate(JsclOperation.numeric, "log(5, 10)").getResult());
Assert.assertEquals("0.96", cm.evaluate(JsclOperation.numeric, "log(11, 10)").getResult());
Assert.assertEquals("1/(bln(a))", cm.evaluate(JsclOperation.simplify, "∂(log(a, b), b)").getResult());
Assert.assertEquals("-ln(b)/(aln(a)^2)", cm.evaluate(JsclOperation.simplify, "∂(log(a, b), a)").getResult());
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
*/
package org.solovyev.android.calculator.model;
import jscl.AngleUnit;
import jscl.JsclMathEngine;
import jscl.NumeralBase;
import jscl.math.Expression;
import jscl.math.Generic;
import jscl.math.function.Constant;
import jscl.math.function.CustomFunction;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.jscl.JsclOperation;
import java.text.DecimalFormatSymbols;
import java.util.Locale;
import static junit.framework.Assert.fail;
/**
* User: serso
* Date: 9/17/11
* Time: 9:47 PM
*/
public class CalculatorEngineTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
CalculatorEngine.instance.setPrecision(3);
CalculatorEngine.instance.setThreadKiller(new CalculatorEngine.ThreadKillerImpl());
}
@Test
public void testDegrees() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
cm.setPrecision(3);
try {
Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "°"));
fail();
} catch (CalculatorParseException e) {
}
Assert.assertEquals("0.017", cm.evaluate(JsclOperation.numeric, "1°").getResult());
Assert.assertEquals("0.349", cm.evaluate(JsclOperation.numeric, "20.0°").getResult());
Assert.assertEquals("0.5", cm.evaluate(JsclOperation.numeric, "sin(30°)").getResult());
Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "asin(sin(30°))").getResult());
Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.numeric, "∂(cos(t),t,t,1°)").getResult());
Assert.assertEquals("∂(cos(t), t, t, 1°)", cm.evaluate(JsclOperation.simplify, "∂(cos(t),t,t,1°)").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
}
@Test
public void testLongExecution() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
try {
cm.evaluate(JsclOperation.numeric, "3^10^10^10");
Assert.fail();
} catch (CalculatorParseException e) {
if (e.getMessageCode().equals(Messages.msg_3)) {
} else {
System.out.print(e.getCause().getMessage());
Assert.fail();
}
}
try {
cm.evaluate(JsclOperation.numeric, "9999999!");
Assert.fail();
} catch (CalculatorParseException e) {
if (e.getMessageCode().equals(Messages.msg_3)) {
} else {
System.out.print(e.getCause().getMessage());
Assert.fail();
}
}
/*final long start = System.currentTimeMillis();
try {
cm.evaluate(JsclOperation.numeric, "3^10^10^10");
Assert.fail();
} catch (ParseException e) {
if (e.getMessage().startsWith("Too long calculation")) {
final long end = System.currentTimeMillis();
Assert.assertTrue(end - start < 1000);
} else {
Assert.fail();
}
}*/
}
@Test
public void testEvaluate() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("cos(t)+10%", cm.evaluate(JsclOperation.simplify, "cos(t)+10%").getResult());
final Generic expression = cm.getEngine().simplifyGeneric("cos(t)+10%");
expression.substitute(new Constant("t"), Expression.valueOf(100d));
Assert.assertEquals("it", cm.evaluate(JsclOperation.simplify, "it").getResult());
Assert.assertEquals("10%", cm.evaluate(JsclOperation.simplify, "10%").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq( 1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.simplify, "eq( 1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "lg(10)").getResult());
Assert.assertEquals("4", cm.evaluate(JsclOperation.numeric, "2+2").getResult());
final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("-0.757", cm.evaluate(JsclOperation.numeric, "sin(4)").getResult());
Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "asin(0.5)").getResult());
Assert.assertEquals("-0.396", cm.evaluate(JsclOperation.numeric, "sin(4)asin(0.5)").getResult());
Assert.assertEquals("-0.56", cm.evaluate(JsclOperation.numeric, "sin(4)asin(0.5)√(2)").getResult());
Assert.assertEquals("-0.56", cm.evaluate(JsclOperation.numeric, "sin(4)asin(0.5)√(2)").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
Assert.assertEquals("7.389", cm.evaluate(JsclOperation.numeric, "e^2").getResult());
Assert.assertEquals("7.389", cm.evaluate(JsclOperation.numeric, "exp(1)^2").getResult());
Assert.assertEquals("7.389", cm.evaluate(JsclOperation.numeric, "exp(2)").getResult());
Assert.assertEquals("2+i", cm.evaluate(JsclOperation.numeric, "2*1+√(-1)").getResult());
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("0.921+Πi", cm.evaluate(JsclOperation.numeric, "ln(5cosh(38π√(2cos(2))))").getResult());
Assert.assertEquals("-3.41+3.41i", cm.evaluate(JsclOperation.numeric, "(5tan(2i)+2i)/(1-i)").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
Assert.assertEquals("7.389i", cm.evaluate(JsclOperation.numeric, "iexp(2)").getResult());
Assert.assertEquals("2+7.389i", cm.evaluate(JsclOperation.numeric, "2+iexp(2)").getResult());
Assert.assertEquals("2+7.389i", cm.evaluate(JsclOperation.numeric, "2+√(-1)exp(2)").getResult());
Assert.assertEquals("2-2.5i", cm.evaluate(JsclOperation.numeric, "2-2.5i").getResult());
Assert.assertEquals("-2-2.5i", cm.evaluate(JsclOperation.numeric, "-2-2.5i").getResult());
Assert.assertEquals("-2+2.5i", cm.evaluate(JsclOperation.numeric, "-2+2.5i").getResult());
Assert.assertEquals("-2+2.1i", cm.evaluate(JsclOperation.numeric, "-2+2.1i").getResult());
Assert.assertEquals("-0.1-0.2i", cm.evaluate(JsclOperation.numeric, "(1-i)/(2+6i)").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "4!").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "(2+2)!").getResult());
junit.framework.Assert.assertEquals("120", cm.evaluate(JsclOperation.numeric, "(2+2+1)!").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "(2.0+2.0)!").getResult());
junit.framework.Assert.assertEquals("24", cm.evaluate(JsclOperation.numeric, "4.0!").getResult());
junit.framework.Assert.assertEquals("720", cm.evaluate(JsclOperation.numeric, "(3!)!").getResult());
junit.framework.Assert.assertEquals("36", Expression.valueOf("3!^2").numeric().toString());
junit.framework.Assert.assertEquals("3", Expression.valueOf("cubic(27)").numeric().toString());
try {
junit.framework.Assert.assertEquals("√(-1)!", cm.evaluate(JsclOperation.numeric, "i!").getResult());
fail();
} catch (CalculatorParseException e) {
}
junit.framework.Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "(π/π)!").getResult());
try {
junit.framework.Assert.assertEquals("i", cm.evaluate(JsclOperation.numeric, "(-1)i!").getResult());
fail();
} catch (CalculatorParseException e) {
}
junit.framework.Assert.assertEquals("24i", cm.evaluate(JsclOperation.numeric, "4!i").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("si", 5d));
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("0.451", cm.evaluate(JsclOperation.numeric, "acos(0.8999999999999811)").getResult());
Assert.assertEquals("-0.959", cm.evaluate(JsclOperation.numeric, "sin(5)").getResult());
Assert.assertEquals("-4.795", cm.evaluate(JsclOperation.numeric, "sin(5)si").getResult());
Assert.assertEquals("-23.973", cm.evaluate(JsclOperation.numeric, "sisin(5)si").getResult());
Assert.assertEquals("-23.973", cm.evaluate(JsclOperation.numeric, "si*sin(5)si").getResult());
Assert.assertEquals("-3.309", cm.evaluate(JsclOperation.numeric, "sisin(5si)si").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("s", 1d));
Assert.assertEquals("5", cm.evaluate(JsclOperation.numeric, "si").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("k", 3.5d));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("k1", 4d));
Assert.assertEquals("4", cm.evaluate(JsclOperation.numeric, "k11").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String) null));
Assert.assertEquals("11t", cm.evaluate(JsclOperation.numeric, "t11").getResult());
Assert.assertEquals("11et", cm.evaluate(JsclOperation.numeric, "t11e").getResult());
Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "∞").getResult());
Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "Infinity").getResult());
Assert.assertEquals("11∞t", cm.evaluate(JsclOperation.numeric, "t11∞").getResult());
Assert.assertEquals("-t+t^3", cm.evaluate(JsclOperation.numeric, "t(t-1)(t+1)").getResult());
Assert.assertEquals("100", cm.evaluate(JsclOperation.numeric, "0.1E3").getResult());
Assert.assertEquals("3.957", cm.evaluate(JsclOperation.numeric, "ln(8)lg(8)+ln(8)").getResult());
Assert.assertEquals("0.933", cm.evaluate(JsclOperation.numeric, "0x:E/0x:F").getResult());
try {
cm.getEngine().setNumeralBase(NumeralBase.hex);
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.numeric, "0x:E/0x:F").getResult());
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.simplify, "0x:E/0x:F").getResult());
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.numeric, "E/F").getResult());
Assert.assertEquals("E/F", cm.evaluate(JsclOperation.simplify, "E/F").getResult());
} finally {
cm.getEngine().setNumeralBase(NumeralBase.dec);
}
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "((((((0))))))").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))").getResult());
/* Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "30°").getResult());
Assert.assertEquals("0.524", cm.evaluate(JsclOperation.numeric, "(10+20)°").getResult());
Assert.assertEquals("1.047", cm.evaluate(JsclOperation.numeric, "(10+20)°*2").getResult());
try {
Assert.assertEquals("0.278", cm.evaluate(JsclOperation.numeric, "30°^2").getResult());
junit.framework.Assert.fail();
} catch (ParseException e) {
if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
junit.framework.Assert.fail();
}
}*/
/* try {
cm.setTimeout(5000);
Assert.assertEquals("2", cm.evaluate(JsclOperation.numeric, "2!").getResult());
} finally {
cm.setTimeout(3000);
}*/
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String) null));
Assert.assertEquals("2t", cm.evaluate(JsclOperation.simplify, "∂(t^2,t)").getResult());
Assert.assertEquals("2t", cm.evaluate(JsclOperation.numeric, "∂(t^2,t)").getResult());
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", "2"));
Assert.assertEquals("2t", cm.evaluate(JsclOperation.simplify, "∂(t^2,t)").getResult());
Assert.assertEquals("4", cm.evaluate(JsclOperation.numeric, "∂(t^2,t)").getResult());
Assert.assertEquals("-x+x*ln(x)", cm.getEngine().simplify("∫(ln(x), x)"));
Assert.assertEquals("-(x-x*ln(x))/(ln(2)+ln(5))", cm.getEngine().simplify("∫(log(10, x), x)"));
Assert.assertEquals("∫((ln(2)+ln(5))/ln(x), x)", cm.getEngine().simplify("∫(ln(10)/ln(x), x)"));
Assert.assertEquals("∫(ln(10)/ln(x), x)", Expression.valueOf("∫(log(x, 10), x)").expand().toString());
Assert.assertEquals("∫((ln(2)+ln(5))/ln(x), x)", cm.getEngine().simplify("∫(log(x, 10), x)"));
}
@Test
public void testFormatting() throws Exception {
final CalculatorEngine ce = CalculatorEngine.instance;
Assert.assertEquals("12 345", ce.evaluate(JsclOperation.simplify, "12345").getResult());
}
@Test
public void testI() throws CalculatorParseException, CalculatorEvalException {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("-i", cm.evaluate(JsclOperation.numeric, "i^3").getResult());
for (int i = 0; i < 1000; i++) {
double real = (Math.random()-0.5) * 1000;
double imag = (Math.random()-0.5) * 1000;
int exp = (int)(Math.random() * 10);
final StringBuilder sb = new StringBuilder();
sb.append(real);
if ( imag > 0 ) {
sb.append("+");
}
sb.append(imag);
sb.append("^").append(exp);
try {
cm.evaluate(JsclOperation.numeric, sb.toString()).getResult();
} catch (Throwable e) {
fail(sb.toString());
}
}
}
@Test
public void testEmptyFunction() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
try {
cm.evaluate(JsclOperation.numeric, "cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos(cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos())))))))))))))))))))))))))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
Assert.assertEquals("0.34+1.382i", cm.evaluate(JsclOperation.numeric, "ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(100)))))))))))))))").getResult());
try {
cm.evaluate(JsclOperation.numeric, "cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos())))))))))))))))))))))))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
final AngleUnit defaultAngleUnit = cm.getEngine().getAngleUnits();
try {
cm.getEngine().setAngleUnits(AngleUnit.rad);
Assert.assertEquals("0.739", cm.evaluate(JsclOperation.numeric, "cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(cos(1))))))))))))))))))))))))))))))))))))").getResult());
} finally {
cm.getEngine().setAngleUnits(defaultAngleUnit);
}
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("si", 5d));
Assert.assertEquals("5", cm.evaluate(JsclOperation.numeric, "si").getResult());
try {
cm.evaluate(JsclOperation.numeric, "sin");
Assert.fail();
} catch (CalculatorParseException e) {
}
}
@Test
public void testRounding() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
try {
DecimalFormatSymbols decimalGroupSymbols = new DecimalFormatSymbols(Locale.getDefault());
decimalGroupSymbols.setDecimalSeparator('.');
decimalGroupSymbols.setGroupingSeparator('\'');
cm.setDecimalGroupSymbols(decimalGroupSymbols);
cm.setPrecision(2);
Assert.assertEquals("12'345'678.9", cm.evaluate(JsclOperation.numeric, "1.23456789E7").getResult());
cm.setPrecision(10);
Assert.assertEquals("12'345'678.9", cm.evaluate(JsclOperation.numeric, "1.23456789E7").getResult());
Assert.assertEquals("123'456'789", cm.evaluate(JsclOperation.numeric, "1.234567890E8").getResult());
Assert.assertEquals("1'234'567'890.1", cm.evaluate(JsclOperation.numeric, "1.2345678901E9").getResult());
} finally {
cm.setPrecision(3);
DecimalFormatSymbols decimalGroupSymbols = new DecimalFormatSymbols(Locale.getDefault());
decimalGroupSymbols.setDecimalSeparator('.');
decimalGroupSymbols.setGroupingSeparator(JsclMathEngine.GROUPING_SEPARATOR_DEFAULT.charAt(0));
cm.setDecimalGroupSymbols(decimalGroupSymbols);
}
}
@Test
public void testComparisonFunction() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "eq(1, 1.0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(1, 1.000000000000001)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "eq(1, 0)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "lt(0, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "lt(1, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "lt(1, 0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "gt(0, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "gt(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "gt(1, 0)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ne(0, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ne(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ne(1, 0)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "le(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "le(1, 1)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "le(1, 0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ge(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ge(1, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ge(1, 0)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ap(0, 1)").getResult());
Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ap(1, 1)").getResult());
//Assert.assertEquals("1", cm.evaluate(JsclOperation.numeric, "ap(1, 1.000000000000001)").getResult());
Assert.assertEquals("0", cm.evaluate(JsclOperation.numeric, "ap(1, 0)").getResult());
}
@Test
public void testNumeralSystems() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("11 259 375", cm.evaluate(JsclOperation.numeric, "0x:ABCDEF").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "0x:ABCDEF*e").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "e*0x:ABCDEF").getResult());
Assert.assertEquals("e", cm.evaluate(JsclOperation.numeric, "e*0x:ABCDEF/0x:ABCDEF").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "0x:ABCDEF*e*0x:ABCDEF/0x:ABCDEF").getResult());
Assert.assertEquals("30 606 154.462", cm.evaluate(JsclOperation.numeric, "c+0x:ABCDEF*e*0x:ABCDEF/0x:ABCDEF-c+0x:C-0x:C").getResult());
Assert.assertEquals("1 446 257 064 651.832", cm.evaluate(JsclOperation.numeric, "28*28 * sin(28) - 0b:1101 + √(28) + exp ( 28) ").getResult());
Assert.assertEquals("13", cm.evaluate(JsclOperation.numeric, "0b:1101").getResult());
try {
cm.evaluate(JsclOperation.numeric, "0b:π").getResult();
Assert.fail();
} catch (CalculatorParseException e) {
// ok
}
final NumeralBase defaultNumeralBase = cm.getEngine().getNumeralBase();
try{
cm.getEngine().setNumeralBase(NumeralBase.bin);
Assert.assertEquals("101", cm.evaluate(JsclOperation.numeric, "10+11").getResult());
Assert.assertEquals("10/11", cm.evaluate(JsclOperation.numeric, "10/11").getResult());
cm.getEngine().setNumeralBase(NumeralBase.hex);
Assert.assertEquals("63 7B", cm.evaluate(JsclOperation.numeric, "56CE+CAD").getResult());
Assert.assertEquals("E", cm.evaluate(JsclOperation.numeric, "E").getResult());
} finally {
cm.setNumeralBase(defaultNumeralBase);
}
}
@Test
public void testLog() throws Exception {
final CalculatorEngine cm = CalculatorEngine.instance;
Assert.assertEquals("∞", Expression.valueOf("1/0").numeric().toString());
Assert.assertEquals("∞", Expression.valueOf("ln(10)/ln(1)").numeric().toString());
// logarithm
Assert.assertEquals("ln(x)/ln(base)", ((CustomFunction) cm.getFunctionsRegistry().get("log")).getContent());
Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "log(1, 10)").getResult());
Assert.assertEquals("3.322", cm.evaluate(JsclOperation.numeric, "log(2, 10)").getResult());
Assert.assertEquals("1.431", cm.evaluate(JsclOperation.numeric, "log(5, 10)").getResult());
Assert.assertEquals("0.96", cm.evaluate(JsclOperation.numeric, "log(11, 10)").getResult());
Assert.assertEquals("1/(bln(a))", cm.evaluate(JsclOperation.simplify, "∂(log(a, b), b)").getResult());
Assert.assertEquals("-ln(b)/(aln(a)^2)", cm.evaluate(JsclOperation.simplify, "∂(log(a, b), a)").getResult());
}
}

139
calculatorpp/src/test/java/org/solovyev/android/calculator/model/FromJsclSimplifyTextProcessorTest.java
View File

@ -1,69 +1,70 @@
package org.solovyev.android.calculator.model;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.text.DecimalFormatSymbols;
/**
* User: serso
* Date: 10/20/11
* Time: 3:43 PM
*/
public class FromJsclSimplifyTextProcessorTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
}
@Test
public void testProcess() throws Exception {
FromJsclSimplifyTextProcessor tp = new FromJsclSimplifyTextProcessor();
//Assert.assertEquals("(e)", tp.process("(2.718281828459045)"));
//Assert.assertEquals("ee", tp.process("2.718281828459045*2.718281828459045"));
//Assert.assertEquals("((e)(e))", tp.process("((2.718281828459045)*(2.718281828459045))"));
DecimalFormatSymbols decimalGroupSymbols = new DecimalFormatSymbols();
decimalGroupSymbols.setGroupingSeparator(' ');
CalculatorEngine.instance.setDecimalGroupSymbols(decimalGroupSymbols);
//Assert.assertEquals("123 456 789e", tp.process("123456789*2.718281828459045"));
//Assert.assertEquals("123 456 789e", tp.process("123 456 789 * 2.718281828459045"));
//Assert.assertEquals("t11e", tp.process("t11*2.718281828459045"));
//Assert.assertEquals("e", tp.process("2.718281828459045"));
//Assert.assertEquals("tee", tp.process("t2.718281828459045*2.718281828459045"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t2.718281828459045", "2"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String)null));
//Assert.assertEquals("t2.718281828459045e", tp.process("t2.718281828459045*2.718281828459045"));
//Assert.assertEquals("ee", tp.process("2.718281828459045*2.718281828459045"));
Assert.assertEquals("t×", tp.process("t*"));
Assert.assertEquals("×t", tp.process("*t"));
Assert.assertEquals("t2", tp.process("t*2"));
Assert.assertEquals("2t", tp.process("2*t"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String) null));
Assert.assertEquals("t×", tp.process("t*"));
Assert.assertEquals("×t", tp.process("*t"));
Assert.assertEquals("t2", tp.process("t*2"));
Assert.assertEquals("2t", tp.process("2*t"));
Assert.assertEquals("t^2×2", tp.process("t^2*2"));
Assert.assertEquals("2t^2", tp.process("2*t^2"));
Assert.assertEquals("t^[2×2t]", tp.process("t^[2*2*t]"));
Assert.assertEquals("2t^2[2t]", tp.process("2*t^2[2*t]"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("k", (String) null));
Assert.assertEquals("(t+2k)[k+2t]", tp.process("(t+2*k)*[k+2*t]"));
Assert.assertEquals("(te+2k)e[k+2te]", tp.process("(t*e+2*k)*e*[k+2*t*e]"));
Assert.assertEquals("tlog(3)", tp.process("t*log(3)"));
Assert.assertEquals("t√(3)", tp.process("t*√(3)"));
Assert.assertEquals("20x", tp.process("20*x"));
Assert.assertEquals("20x", tp.process("20x"));
Assert.assertEquals("2×0x3", tp.process("2*0x3"));
Assert.assertEquals("2×0x:3", tp.process("2*0x:3"));
}
}
package org.solovyev.android.calculator.model;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.solovyev.android.calculator.text.FromJsclSimplifyTextProcessor;
import java.text.DecimalFormatSymbols;
/**
* User: serso
* Date: 10/20/11
* Time: 3:43 PM
*/
public class FromJsclSimplifyTextProcessorTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
}
@Test
public void testProcess() throws Exception {
FromJsclSimplifyTextProcessor tp = new FromJsclSimplifyTextProcessor();
//Assert.assertEquals("(e)", tp.process("(2.718281828459045)"));
//Assert.assertEquals("ee", tp.process("2.718281828459045*2.718281828459045"));
//Assert.assertEquals("((e)(e))", tp.process("((2.718281828459045)*(2.718281828459045))"));
DecimalFormatSymbols decimalGroupSymbols = new DecimalFormatSymbols();
decimalGroupSymbols.setGroupingSeparator(' ');
CalculatorEngine.instance.setDecimalGroupSymbols(decimalGroupSymbols);
//Assert.assertEquals("123 456 789e", tp.process("123456789*2.718281828459045"));
//Assert.assertEquals("123 456 789e", tp.process("123 456 789 * 2.718281828459045"));
//Assert.assertEquals("t11e", tp.process("t11*2.718281828459045"));
//Assert.assertEquals("e", tp.process("2.718281828459045"));
//Assert.assertEquals("tee", tp.process("t2.718281828459045*2.718281828459045"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t2.718281828459045", "2"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String)null));
//Assert.assertEquals("t2.718281828459045e", tp.process("t2.718281828459045*2.718281828459045"));
//Assert.assertEquals("ee", tp.process("2.718281828459045*2.718281828459045"));
Assert.assertEquals("t×", tp.process("t*"));
Assert.assertEquals("×t", tp.process("*t"));
Assert.assertEquals("t2", tp.process("t*2"));
Assert.assertEquals("2t", tp.process("2*t"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("t", (String) null));
Assert.assertEquals("t×", tp.process("t*"));
Assert.assertEquals("×t", tp.process("*t"));
Assert.assertEquals("t2", tp.process("t*2"));
Assert.assertEquals("2t", tp.process("2*t"));
Assert.assertEquals("t^2×2", tp.process("t^2*2"));
Assert.assertEquals("2t^2", tp.process("2*t^2"));
Assert.assertEquals("t^[2×2t]", tp.process("t^[2*2*t]"));
Assert.assertEquals("2t^2[2t]", tp.process("2*t^2[2*t]"));
CalculatorEngine.instance.getVarsRegistry().add(new Var.Builder("k", (String) null));
Assert.assertEquals("(t+2k)[k+2t]", tp.process("(t+2*k)*[k+2*t]"));
Assert.assertEquals("(te+2k)e[k+2te]", tp.process("(t*e+2*k)*e*[k+2*t*e]"));
Assert.assertEquals("tlog(3)", tp.process("t*log(3)"));
Assert.assertEquals("t√(3)", tp.process("t*√(3)"));
Assert.assertEquals("20x", tp.process("20*x"));
Assert.assertEquals("20x", tp.process("20x"));
Assert.assertEquals("2×0x3", tp.process("2*0x3"));
Assert.assertEquals("2×0x:3", tp.process("2*0x:3"));
}
}

293
calculatorpp/src/test/java/org/solovyev/android/calculator/model/NumeralBaseTest.java
View File

@ -1,146 +1,147 @@
package org.solovyev.android.calculator.model;
import au.com.bytecode.opencsv.CSVReader;
import jscl.JsclMathEngine;
import jscl.MathEngine;
import jscl.math.Expression;
import jscl.text.ParseException;
import jscl.util.ExpressionGeneratorWithInput;
import org.jetbrains.annotations.NotNull;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.common.Converter;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 12/14/11
* Time: 4:16 PM
*/
public class NumeralBaseTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
CalculatorEngine.instance.setPrecision(3);
CalculatorEngine.instance.setThreadKiller(new CalculatorEngine.ThreadKillerImpl());
}
@Test
public void testConversion() throws Exception {
CSVReader reader = null;
try {
final MathEngine me = JsclMathEngine.instance;
reader = new CSVReader(new InputStreamReader(NumeralBaseTest.class.getResourceAsStream("/org/solovyev/android/calculator/model/nb_table.csv")), '\t');
// skip first line
reader.readNext();
String[] line = reader.readNext();
for (; line != null; line = reader.readNext()) {
testExpression(line, new DummyExpression());
testExpression(line, new Expression1());
testExpression(line, new Expression2());
testExpression(line, new Expression3());
final String dec = line[0].toUpperCase();
final String hex = "0x:" + line[1].toUpperCase();
final String bin = "0b:" + line[2].toUpperCase();
final List<String> input = new ArrayList<String>();
input.add(dec);
input.add(hex);
input.add(bin);
//System.out.println("Dec: " + dec);
//System.out.println("Hex: " + hex);
//System.out.println("Bin: " + bin);
final ExpressionGeneratorWithInput eg = new ExpressionGeneratorWithInput(input, 20);
final List<String> expressions = eg.generate();
final String decExpression = expressions.get(0);
final String hexExpression = expressions.get(1);
final String binExpression = expressions.get(2);
//System.out.println("Dec expression: " + decExpression);
//System.out.println("Hex expression: " + hexExpression);
//System.out.println("Bin expression: " + binExpression);
final String decResult = Expression.valueOf(decExpression).numeric().toString();
//System.out.println("Dec result: " + decResult);
final String hexResult = Expression.valueOf(hexExpression).numeric().toString();
//System.out.println("Hex result: " + hexResult);
final String binResult = Expression.valueOf(binExpression).numeric().toString();
//System.out.println("Bin result: " + binResult);
Assert.assertEquals("dec-hex: " + decExpression + " : " + hexExpression, decResult, hexResult);
Assert.assertEquals("dec-bin: " + decExpression + " : " + binExpression, decResult, binResult);
}
} finally {
if (reader != null) {
reader.close();
}
}
}
public static void testExpression(@NotNull String[] line, @NotNull Converter<String, String> converter) throws ParseException, CalculatorEvalException, CalculatorParseException {
final String dec = line[0].toUpperCase();
final String hex = "0x:" + line[1].toUpperCase();
final String bin = "0b:" + line[2].toUpperCase();
final String decExpression = converter.convert(dec);
final String decResult = CalculatorEngine.instance.evaluate(JsclOperation.numeric, decExpression).getResult();
final String hexExpression = converter.convert(hex);
final String hexResult = CalculatorEngine.instance.evaluate(JsclOperation.numeric, hexExpression).getResult();
final String binExpression = converter.convert(bin);
final String binResult = CalculatorEngine.instance.evaluate(JsclOperation.numeric, binExpression).getResult();
Assert.assertEquals("dec-hex: " + decExpression + " : " + hexExpression, decResult, hexResult);
Assert.assertEquals("dec-bin: " + decExpression + " : " + binExpression, decResult, binResult);
}
private static class DummyExpression implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s;
}
}
private static class Expression1 implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s + "*" + s;
}
}
private static class Expression2 implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s + "*" + s + " * sin(" + s + ") - 0b:1101";
}
}
private static class Expression3 implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s + "*" + s + " * sin(" + s + ") - 0b:1101 + √(" + s + ") + exp ( " + s + ")";
}
}
}
package org.solovyev.android.calculator.model;
import au.com.bytecode.opencsv.CSVReader;
import jscl.JsclMathEngine;
import jscl.MathEngine;
import jscl.math.Expression;
import jscl.text.ParseException;
import jscl.util.ExpressionGeneratorWithInput;
import org.jetbrains.annotations.NotNull;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.jscl.JsclOperation;
import org.solovyev.common.Converter;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
/**
* User: serso
* Date: 12/14/11
* Time: 4:16 PM
*/
public class NumeralBaseTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
CalculatorEngine.instance.setPrecision(3);
CalculatorEngine.instance.setThreadKiller(new CalculatorEngine.ThreadKillerImpl());
}
@Test
public void testConversion() throws Exception {
CSVReader reader = null;
try {
final MathEngine me = JsclMathEngine.instance;
reader = new CSVReader(new InputStreamReader(NumeralBaseTest.class.getResourceAsStream("/org/solovyev/android/calculator/model/nb_table.csv")), '\t');
// skip first line
reader.readNext();
String[] line = reader.readNext();
for (; line != null; line = reader.readNext()) {
testExpression(line, new DummyExpression());
testExpression(line, new Expression1());
testExpression(line, new Expression2());
testExpression(line, new Expression3());
final String dec = line[0].toUpperCase();
final String hex = "0x:" + line[1].toUpperCase();
final String bin = "0b:" + line[2].toUpperCase();
final List<String> input = new ArrayList<String>();
input.add(dec);
input.add(hex);
input.add(bin);
//System.out.println("Dec: " + dec);
//System.out.println("Hex: " + hex);
//System.out.println("Bin: " + bin);
final ExpressionGeneratorWithInput eg = new ExpressionGeneratorWithInput(input, 20);
final List<String> expressions = eg.generate();
final String decExpression = expressions.get(0);
final String hexExpression = expressions.get(1);
final String binExpression = expressions.get(2);
//System.out.println("Dec expression: " + decExpression);
//System.out.println("Hex expression: " + hexExpression);
//System.out.println("Bin expression: " + binExpression);
final String decResult = Expression.valueOf(decExpression).numeric().toString();
//System.out.println("Dec result: " + decResult);
final String hexResult = Expression.valueOf(hexExpression).numeric().toString();
//System.out.println("Hex result: " + hexResult);
final String binResult = Expression.valueOf(binExpression).numeric().toString();
//System.out.println("Bin result: " + binResult);
Assert.assertEquals("dec-hex: " + decExpression + " : " + hexExpression, decResult, hexResult);
Assert.assertEquals("dec-bin: " + decExpression + " : " + binExpression, decResult, binResult);
}
} finally {
if (reader != null) {
reader.close();
}
}
}
public static void testExpression(@NotNull String[] line, @NotNull Converter<String, String> converter) throws ParseException, CalculatorEvalException, CalculatorParseException {
final String dec = line[0].toUpperCase();
final String hex = "0x:" + line[1].toUpperCase();
final String bin = "0b:" + line[2].toUpperCase();
final String decExpression = converter.convert(dec);
final String decResult = CalculatorEngine.instance.evaluate(JsclOperation.numeric, decExpression).getResult();
final String hexExpression = converter.convert(hex);
final String hexResult = CalculatorEngine.instance.evaluate(JsclOperation.numeric, hexExpression).getResult();
final String binExpression = converter.convert(bin);
final String binResult = CalculatorEngine.instance.evaluate(JsclOperation.numeric, binExpression).getResult();
Assert.assertEquals("dec-hex: " + decExpression + " : " + hexExpression, decResult, hexResult);
Assert.assertEquals("dec-bin: " + decExpression + " : " + binExpression, decResult, binResult);
}
private static class DummyExpression implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s;
}
}
private static class Expression1 implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s + "*" + s;
}
}
private static class Expression2 implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s + "*" + s + " * sin(" + s + ") - 0b:1101";
}
}
private static class Expression3 implements Converter<String, String> {
@NotNull
@Override
public String convert(@NotNull String s) {
return s + "*" + s + " * sin(" + s + ") - 0b:1101 + √(" + s + ") + exp ( " + s + ")";
}
}
}

324
calculatorpp/src/test/java/org/solovyev/android/calculator/model/ToJsclTextProcessorTest.java
View File

@ -1,161 +1,163 @@
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.model;
import jscl.JsclMathEngine;
import jscl.NumeralBase;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* User: serso
* Date: 9/26/11
* Time: 12:13 PM
*/
public class ToJsclTextProcessorTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
}
@Test
public void testSpecialCases() throws CalculatorParseException {
final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
Assert.assertEquals( "3^E10", preprocessor.process("3^E10").toString());
}
@Test
public void testProcess() throws Exception {
final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
Assert.assertEquals( "", preprocessor.process("").toString());
Assert.assertEquals( "()", preprocessor.process("[]").toString());
Assert.assertEquals( "()*()", preprocessor.process("[][]").toString());
Assert.assertEquals( "()*(1)", preprocessor.process("[][1]").toString());
Assert.assertEquals( "(0)*(1)", preprocessor.process("[0][1]").toString());
Assert.assertEquals( "(0)*(1E)", preprocessor.process("[0][1E]").toString());
Assert.assertEquals( "(0)*(1E1)", preprocessor.process("[0][1E1]").toString());
Assert.assertEquals( "(0)*(1E-1)", preprocessor.process("[0][1E-1]").toString());
Assert.assertEquals( "(0)*(1.E-1)", preprocessor.process("[0][1.E-1]").toString());
Assert.assertEquals( "(0)*(2*E-1)", preprocessor.process("[0][2*E-1]").toString());
Assert.assertEquals( "(0)*ln(1)*(2*E-1)", preprocessor.process("[0]ln(1)[2*E-1]").toString());
Assert.assertEquals( "sin(4)*asin(0.5)*√(2)", preprocessor.process("sin(4)asin(0.5)√(2)").toString());
Assert.assertEquals( "sin(4)*cos(5)", preprocessor.process("sin(4)cos(5)").toString());
Assert.assertEquals( "π*sin(4)*π*cos(√(5))", preprocessor.process("πsin(4)πcos(√(5))").toString());
Assert.assertEquals( "π*sin(4)+π*cos(√(5))", preprocessor.process("πsin(4)+πcos(√(5))").toString());
Assert.assertEquals( "π*sin(4)+π*cos(√(5+(√(-1))))", preprocessor.process("πsin(4)+πcos(√(5+i))").toString());
Assert.assertEquals( "π*sin(4.01)+π*cos(√(5+(√(-1))))", preprocessor.process("πsin(4.01)+πcos(√(5+i))").toString());
Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))").toString());
Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))E2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E2").toString());
Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))E-2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E-2").toString());
Assert.assertEquals( "E2", preprocessor.process("E2").toString());
Assert.assertEquals( "E-2", preprocessor.process("E-2").toString());
Assert.assertEquals( "E-1/2", preprocessor.process("E-1/2").toString());
Assert.assertEquals( "E-1.2", preprocessor.process("E-1.2").toString());
Assert.assertEquals( "E+1.2", preprocessor.process("E+1.2").toString());
Assert.assertEquals( "E(-1.2)", preprocessor.process("E(-1.2)").toString());
Assert.assertEquals( "EE", preprocessor.process("EE").toString());
try {
CalculatorEngine.instance.getEngine().setNumeralBase(NumeralBase.hex);
Assert.assertEquals( "22F*exp(F)", preprocessor.process("22Fexp(F)").toString());
} finally {
CalculatorEngine.instance.getEngine().setNumeralBase(NumeralBase.dec);
}
Assert.assertEquals( "0x:ABCDEF", preprocessor.process("0x:ABCDEF").toString());
Assert.assertEquals( "0x:ABCDEF", preprocessor.process("0x:A BC DEF").toString());
Assert.assertEquals( "0x:ABCDEF", preprocessor.process("0x:A BC DEF").toString());
Assert.assertEquals( "0x:ABCDEF*0*x", preprocessor.process("0x:A BC DEF*0x").toString());
Assert.assertEquals( "0x:ABCDEF001*0*x", preprocessor.process("0x:A BC DEF001*0x").toString());
Assert.assertEquals( "0x:ABCDEF001*0*c", preprocessor.process("0x:A BC DEF001*0c").toString());
Assert.assertEquals( "0x:ABCDEF001*c", preprocessor.process("0x:A BC DEF001*c").toString());
Assert.assertEquals( "0b:1101", preprocessor.process("0b:1101").toString());
Assert.assertEquals( "0x:1C", preprocessor.process("0x:1C").toString());
Assert.assertEquals( "0x:1C", preprocessor.process(" 0x:1C").toString());
Assert.assertEquals( "0x:1C*0x:1C*sin(0x:1C)-0b:1101+√(0x:1C)+exp(0x:1C)", preprocessor.process("0x:1C*0x:1C * sin(0x:1C) - 0b:1101 + √(0x:1C) + exp ( 0x:1C)").toString());
Assert.assertEquals( "0x:1C*0x:1C*sin(0x:1C)-0b:1101+√(0x:1C)+exp(0x:1C)", preprocessor.process("0x:1C*0x:1C * sin(0x:1C) - 0b:1101 + √(0x:1C) + exp ( 0x:1C)").toString());
try {
preprocessor.process("ln()");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("ln()ln()");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("eln()eln()ln()ln()ln()e");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln()))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos(cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos())))))))))))))))))))))))))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
}
@Test
public void testDegrees() throws Exception {
final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
Assert.assertEquals( "", preprocessor.process("").toString());
/* try {
Assert.assertEquals( "π/180", preprocessor.process("°").toString());
} catch (ParseException e) {
if ( !e.getMessage().startsWith("Could not find start of prefix") ){
junit.framework.Assert.fail();
}
}
Assert.assertEquals( "1*π/180", preprocessor.process("1°").toString());
Assert.assertEquals( "20.0*π/180", preprocessor.process("20.0°").toString());
Assert.assertEquals( "sin(30*π/180)", preprocessor.process("sin(30°)").toString());
Assert.assertEquals( "asin(sin(π/6))*π/180", preprocessor.process("asin(sin(π/6))°").toString());
Assert.assertEquals( "1*π/180*sin(1)", preprocessor.process("1°sin(1)").toString());
try {
Assert.assertEquals( "1*π/180^sin(1)", preprocessor.process("1°^sin(1)").toString());
junit.framework.Assert.fail();
} catch (ParseException e) {
if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
junit.framework.Assert.fail();
}
}*/
}
@Test
public void testPostfixFunction() throws Exception {
}
@Test
public void testNumeralBases() throws Exception {
final TextProcessor<PreparedExpression, String> processor = ToJsclTextProcessor.getInstance();
final NumeralBase defaultNumeralBase = JsclMathEngine.instance.getNumeralBase();
try{
JsclMathEngine.instance.setNumeralBase(NumeralBase.bin);
Assert.assertEquals("101", JsclMathEngine.instance.evaluate("10+11"));
JsclMathEngine.instance.setNumeralBase(NumeralBase.hex);
Assert.assertEquals("56CE+CAD", processor.process("56CE+CAD").getExpression());
} finally {
JsclMathEngine.instance.setNumeralBase(defaultNumeralBase);
}
}
}
/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.model;
import jscl.JsclMathEngine;
import jscl.NumeralBase;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.solovyev.android.calculator.CalculatorParseException;
import org.solovyev.android.calculator.text.TextProcessor;
/**
* User: serso
* Date: 9/26/11
* Time: 12:13 PM
*/
public class ToJsclTextProcessorTest {
@BeforeClass
public static void setUp() throws Exception {
CalculatorEngine.instance.init(null, null);
}
@Test
public void testSpecialCases() throws CalculatorParseException {
final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
Assert.assertEquals( "3^E10", preprocessor.process("3^E10").toString());
}
@Test
public void testProcess() throws Exception {
final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
Assert.assertEquals( "", preprocessor.process("").toString());
Assert.assertEquals( "()", preprocessor.process("[]").toString());
Assert.assertEquals( "()*()", preprocessor.process("[][]").toString());
Assert.assertEquals( "()*(1)", preprocessor.process("[][1]").toString());
Assert.assertEquals( "(0)*(1)", preprocessor.process("[0][1]").toString());
Assert.assertEquals( "(0)*(1E)", preprocessor.process("[0][1E]").toString());
Assert.assertEquals( "(0)*(1E1)", preprocessor.process("[0][1E1]").toString());
Assert.assertEquals( "(0)*(1E-1)", preprocessor.process("[0][1E-1]").toString());
Assert.assertEquals( "(0)*(1.E-1)", preprocessor.process("[0][1.E-1]").toString());
Assert.assertEquals( "(0)*(2*E-1)", preprocessor.process("[0][2*E-1]").toString());
Assert.assertEquals( "(0)*ln(1)*(2*E-1)", preprocessor.process("[0]ln(1)[2*E-1]").toString());
Assert.assertEquals( "sin(4)*asin(0.5)*√(2)", preprocessor.process("sin(4)asin(0.5)√(2)").toString());
Assert.assertEquals( "sin(4)*cos(5)", preprocessor.process("sin(4)cos(5)").toString());
Assert.assertEquals( "π*sin(4)*π*cos(√(5))", preprocessor.process("πsin(4)πcos(√(5))").toString());
Assert.assertEquals( "π*sin(4)+π*cos(√(5))", preprocessor.process("πsin(4)+πcos(√(5))").toString());
Assert.assertEquals( "π*sin(4)+π*cos(√(5+(√(-1))))", preprocessor.process("πsin(4)+πcos(√(5+i))").toString());
Assert.assertEquals( "π*sin(4.01)+π*cos(√(5+(√(-1))))", preprocessor.process("πsin(4.01)+πcos(√(5+i))").toString());
Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))").toString());
Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))E2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E2").toString());
Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))E-2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E-2").toString());
Assert.assertEquals( "E2", preprocessor.process("E2").toString());
Assert.assertEquals( "E-2", preprocessor.process("E-2").toString());
Assert.assertEquals( "E-1/2", preprocessor.process("E-1/2").toString());
Assert.assertEquals( "E-1.2", preprocessor.process("E-1.2").toString());
Assert.assertEquals( "E+1.2", preprocessor.process("E+1.2").toString());
Assert.assertEquals( "E(-1.2)", preprocessor.process("E(-1.2)").toString());
Assert.assertEquals( "EE", preprocessor.process("EE").toString());
try {
CalculatorEngine.instance.getEngine().setNumeralBase(NumeralBase.hex);
Assert.assertEquals( "22F*exp(F)", preprocessor.process("22Fexp(F)").toString());
} finally {
CalculatorEngine.instance.getEngine().setNumeralBase(NumeralBase.dec);
}
Assert.assertEquals( "0x:ABCDEF", preprocessor.process("0x:ABCDEF").toString());
Assert.assertEquals( "0x:ABCDEF", preprocessor.process("0x:A BC DEF").toString());
Assert.assertEquals( "0x:ABCDEF", preprocessor.process("0x:A BC DEF").toString());
Assert.assertEquals( "0x:ABCDEF*0*x", preprocessor.process("0x:A BC DEF*0x").toString());
Assert.assertEquals( "0x:ABCDEF001*0*x", preprocessor.process("0x:A BC DEF001*0x").toString());
Assert.assertEquals( "0x:ABCDEF001*0*c", preprocessor.process("0x:A BC DEF001*0c").toString());
Assert.assertEquals( "0x:ABCDEF001*c", preprocessor.process("0x:A BC DEF001*c").toString());
Assert.assertEquals( "0b:1101", preprocessor.process("0b:1101").toString());
Assert.assertEquals( "0x:1C", preprocessor.process("0x:1C").toString());
Assert.assertEquals( "0x:1C", preprocessor.process(" 0x:1C").toString());
Assert.assertEquals( "0x:1C*0x:1C*sin(0x:1C)-0b:1101+√(0x:1C)+exp(0x:1C)", preprocessor.process("0x:1C*0x:1C * sin(0x:1C) - 0b:1101 + √(0x:1C) + exp ( 0x:1C)").toString());
Assert.assertEquals( "0x:1C*0x:1C*sin(0x:1C)-0b:1101+√(0x:1C)+exp(0x:1C)", preprocessor.process("0x:1C*0x:1C * sin(0x:1C) - 0b:1101 + √(0x:1C) + exp ( 0x:1C)").toString());
try {
preprocessor.process("ln()");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("ln()ln()");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("eln()eln()ln()ln()ln()e");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln(ln()))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
try {
preprocessor.process("cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos(cos(cos(cos(cos(acos(acos(acos(acos(acos(acos(acos(acos(cos(cos(cos(cos(cosh(acos(cos())))))))))))))))))))))))))))))))))))))");
Assert.fail();
} catch (CalculatorParseException e) {
}
}
@Test
public void testDegrees() throws Exception {
final TextProcessor<PreparedExpression, String> preprocessor = ToJsclTextProcessor.getInstance();
Assert.assertEquals( "", preprocessor.process("").toString());
/* try {
Assert.assertEquals( "π/180", preprocessor.process("°").toString());
} catch (ParseException e) {
if ( !e.getMessage().startsWith("Could not find start of prefix") ){
junit.framework.Assert.fail();
}
}
Assert.assertEquals( "1*π/180", preprocessor.process("1°").toString());
Assert.assertEquals( "20.0*π/180", preprocessor.process("20.0°").toString());
Assert.assertEquals( "sin(30*π/180)", preprocessor.process("sin(30°)").toString());
Assert.assertEquals( "asin(sin(π/6))*π/180", preprocessor.process("asin(sin(π/6))°").toString());
Assert.assertEquals( "1*π/180*sin(1)", preprocessor.process("1°sin(1)").toString());
try {
Assert.assertEquals( "1*π/180^sin(1)", preprocessor.process("1°^sin(1)").toString());
junit.framework.Assert.fail();
} catch (ParseException e) {
if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
junit.framework.Assert.fail();
}
}*/
}
@Test
public void testPostfixFunction() throws Exception {
}
@Test
public void testNumeralBases() throws Exception {
final TextProcessor<PreparedExpression, String> processor = ToJsclTextProcessor.getInstance();
final NumeralBase defaultNumeralBase = JsclMathEngine.instance.getNumeralBase();
try{
JsclMathEngine.instance.setNumeralBase(NumeralBase.bin);
Assert.assertEquals("101", JsclMathEngine.instance.evaluate("10+11"));
JsclMathEngine.instance.setNumeralBase(NumeralBase.hex);
Assert.assertEquals("56CE+CAD", processor.process("56CE+CAD").getExpression());
} finally {
JsclMathEngine.instance.setNumeralBase(defaultNumeralBase);
}
}
}

16
pom.xml
View File

@ -122,6 +122,22 @@
<version>11.0.2</version>
</dependency>
<dependency>
<groupId>org.simpleframework</groupId>
<artifactId>simple-xml</artifactId>
<version>2.6.1</version>
<exclusions>
<exclusion>
<artifactId>stax-api</artifactId>
<groupId>stax</groupId>
</exclusion>
<exclusion>
<artifactId>xpp3</artifactId>
<groupId>xpp3</groupId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
</dependencyManagement>