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@ -57,7 +57,7 @@
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<string name="c_value.is.not.a.number">Значение должно либо оставаться пустым либо быть числом!</string>
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<string name="c_var.name.clashes">Имя переменной не может быть зарезервированным системным именем!</string>
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<string name="c_var.already.exists">Переменная с таким именем уже существует!</string>
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<string name="c_name.is.empty">Имя не может быть пустым!</string>
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<string name="c_name.is.not.valid">Имя переменной не валидно: им ядолжно начинаться с буквы, может содержать буквы, цифры и знак подчёркивания.</string>
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<string name="c_sys.var.cannot.be.changed">Системная переменная не может быть изменена!</string>
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<string name="c_pi_description">Отношение длины окружности к диаметру</string>
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@ -60,7 +60,7 @@
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<string name="c_value.is.not.a.number">Value must be either number or empty!</string>
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<string name="c_var.name.clashes">Variable name clashes with function name!</string>
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<string name="c_var.already.exists">Variable with same name already exists!</string>
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<string name="c_name.is.empty">Name is empty!</string>
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<string name="c_name.is.not.valid">Name of constant is not valid: name must start with letter, can contain letters, digits and underscore.</string>
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<string name="c_sys.var.cannot.be.changed">System variable cannot be changed!</string>
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<string name="c_pi_description">Ratio of any circle\'s circumference to its diameter</string>
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@ -2,10 +2,8 @@ package org.solovyev.android.calculator;
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import android.content.Context;
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import android.content.Intent;
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import android.view.View;
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import android.widget.Toast;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.solovyev.common.utils.StringUtils;
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/**
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@ -39,7 +37,7 @@ public class CalculatorActivityLauncher {
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if (calculatorModel.getDisplay().isValid() ) {
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final String varValue = calculatorModel.getDisplay().getText().toString();
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if (!StringUtils.isEmpty(varValue)) {
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if (CalculatorVarsActivity.isValid(varValue)) {
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if (CalculatorVarsActivity.isValidValue(varValue)) {
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final Intent intent = new Intent(context, CalculatorVarsActivity.class);
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intent.putExtra(CalculatorVarsActivity.CREATE_VAR_EXTRA_STRING, varValue);
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context.startActivity(intent);
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@ -16,9 +16,11 @@ import android.widget.*;
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import jscl.math.function.Function;
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import org.jetbrains.annotations.NotNull;
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import org.solovyev.android.calculator.model.CalculatorEngine;
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import org.solovyev.android.calculator.model.Var;
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import org.solovyev.common.utils.StringUtils;
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import java.util.ArrayList;
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import java.util.Comparator;
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import java.util.List;
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/**
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@ -55,6 +57,19 @@ public class CalculatorFunctionsActivity extends ListActivity{
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}
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});
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sort();
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}
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private void sort() {
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CalculatorFunctionsActivity.this.adapter.sort(new Comparator<Function>() {
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@Override
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public int compare(Function function1, Function function2) {
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return function1.getName().compareTo(function2.getName());
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}
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});
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CalculatorFunctionsActivity.this.adapter.notifyDataSetChanged();
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}
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private class FunctionsArrayAdapter extends ArrayAdapter<Function> {
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@ -16,6 +16,9 @@ import android.text.Editable;
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import android.text.TextWatcher;
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import android.view.*;
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import android.widget.*;
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import jscl.text.Identifier;
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import jscl.text.MutableInt;
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import jscl.text.ParseException;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.solovyev.android.calculator.math.MathType;
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@ -38,7 +41,7 @@ public class CalculatorVarsActivity extends ListActivity {
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public static final String CREATE_VAR_EXTRA_STRING = "org.solovyev.android.calculator.CalculatorVarsActivity_create_var";
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private final static List<Character> acceptableChars = Arrays.asList(StringUtils.toObject("1234567890abcdefghijklmnopqrstuvwxyzйцукенгшщзхъфывапролджэячсмитьбюё".toCharArray()));
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private final static List<Character> acceptableChars = Arrays.asList(StringUtils.toObject("1234567890abcdefghijklmnopqrstuvwxyzйцукенгшщзхъфывапролджэячсмитьбюё_".toCharArray()));
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@NotNull
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private VarsArrayAdapter adapter;
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@ -208,7 +211,7 @@ public class CalculatorVarsActivity extends ListActivity {
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final AndroidVarsRegistry varsRegistry = CalculatorEngine.instance.getVarsRegister();
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if (!StringUtils.isEmpty(name)) {
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if (isValidName(name)) {
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boolean canBeSaved = false;
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@ -232,7 +235,7 @@ public class CalculatorVarsActivity extends ListActivity {
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error = null;
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} else {
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// value is not empty => must be a number
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boolean valid = isValid(value);
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boolean valid = isValidValue(value);
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if (valid) {
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varBuilder.setName(name);
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@ -250,7 +253,7 @@ public class CalculatorVarsActivity extends ListActivity {
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error = R.string.c_var_already_exists;
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}
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} else {
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error = R.string.c_name_is_empty;
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error = R.string.c_name_is_not_valid;
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}
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if (error != null) {
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@ -284,7 +287,22 @@ public class CalculatorVarsActivity extends ListActivity {
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CalculatorVarsActivity.this.adapter.notifyDataSetChanged();
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}
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public static boolean isValid(@NotNull String value) {
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private static boolean isValidName(@Nullable String name) {
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boolean result = false;
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if (!StringUtils.isEmpty(name)) {
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try {
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Identifier.parser.parse(name, new MutableInt(0));
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result = true;
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} catch (ParseException e) {
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// not valid name;
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}
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}
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return result;
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}
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public static boolean isValidValue(@NotNull String value) {
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// now every string might be constant
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return true;
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}
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@ -18,7 +18,7 @@ import java.util.List;
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class ToJsclTextProcessor implements TextProcessor<PreparedExpression> {
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@NotNull
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private static final Integer MAX_DEPTH = 10;
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private static final Integer MAX_DEPTH = 20;
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@Override
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@NotNull
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@ -93,7 +93,9 @@ class ToJsclTextProcessor implements TextProcessor<PreparedExpression> {
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assert value != null;
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if ( var.getDoubleValue() != null ) {
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result.append(value);
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//result.append(value);
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// NOTE: append varName as JSCL engine will convert it to double if needed
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result.append(varName);
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} else {
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result.append("(").append(processWithDepth(value, depth, undefinedVars)).append(")");
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}
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@ -189,16 +189,6 @@ public class Var implements IConstant {
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this.id = id;
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}
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@Override
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public boolean same(@Nullable MathEntity mathEntity) {
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if (mathEntity instanceof IConstant) {
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if (mathEntity.getId().equals(this.getId())) {
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return true;
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}
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}
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return false;
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}
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@NotNull
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public String getName() {
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return name;
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@ -148,7 +148,8 @@ public class CalculatorEngineTest {
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CalculatorEngine.instance.getVarsRegister().add(null, new Var.Builder("t", (String) null));
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Assert.assertEquals("11t", cm.evaluate(JsclOperation.numeric, "t11").getResult());
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Assert.assertEquals("11et", cm.evaluate(JsclOperation.numeric, "t11e").getResult());
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Assert.assertEquals("11×Infinityt", cm.evaluate(JsclOperation.numeric, "t11∞").getResult());
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Assert.assertEquals("∞", cm.evaluate(JsclOperation.numeric, "∞").getResult());
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Assert.assertEquals("11t∞", cm.evaluate(JsclOperation.numeric, "t11∞").getResult());
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Assert.assertEquals("-t+t^3", cm.evaluate(JsclOperation.numeric, "t(t-1)(t+1)").getResult());
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Assert.assertEquals("3.957", cm.evaluate(JsclOperation.numeric, "ln(8)lg(8)+ln(8)").getResult());
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@ -45,13 +45,13 @@ public class ToJsclTextProcessorTest {
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Assert.assertEquals( "(0)*ln(1)*(2*10^-1)", preprocessor.process("[0]ln(1)[2*E-1]").toString());
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Assert.assertEquals( "sin(4)*asin(0.5)*√(2)", preprocessor.process("sin(4)asin(0.5)√(2)").toString());
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Assert.assertEquals( "sin(4)*cos(5)", preprocessor.process("sin(4)cos(5)").toString());
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Assert.assertEquals( "3.141592653589793*sin(4)*3.141592653589793*cos(√(5))", preprocessor.process("πsin(4)πcos(√(5))").toString());
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Assert.assertEquals( "3.141592653589793*sin(4)+3.141592653589793*cos(√(5))", preprocessor.process("πsin(4)+πcos(√(5))").toString());
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Assert.assertEquals( "3.141592653589793*sin(4)+3.141592653589793*cos(√(5+(√(-1))))", preprocessor.process("πsin(4)+πcos(√(5+i))").toString());
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Assert.assertEquals( "3.141592653589793*sin(4.01)+3.141592653589793*cos(√(5+(√(-1))))", preprocessor.process("πsin(4.01)+πcos(√(5+i))").toString());
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Assert.assertEquals( "2.718281828459045^3.141592653589793*sin(4.01)+3.141592653589793*cos(√(5+(√(-1))))", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))").toString());
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Assert.assertEquals( "2.718281828459045^3.141592653589793*sin(4.01)+3.141592653589793*cos(√(5+(√(-1))))*10^2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E2").toString());
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Assert.assertEquals( "2.718281828459045^3.141592653589793*sin(4.01)+3.141592653589793*cos(√(5+(√(-1))))*10^-2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E-2").toString());
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Assert.assertEquals( "π*sin(4)*π*cos(√(5))", preprocessor.process("πsin(4)πcos(√(5))").toString());
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Assert.assertEquals( "π*sin(4)+π*cos(√(5))", preprocessor.process("πsin(4)+πcos(√(5))").toString());
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Assert.assertEquals( "π*sin(4)+π*cos(√(5+(√(-1))))", preprocessor.process("πsin(4)+πcos(√(5+i))").toString());
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Assert.assertEquals( "π*sin(4.01)+π*cos(√(5+(√(-1))))", preprocessor.process("πsin(4.01)+πcos(√(5+i))").toString());
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Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))").toString());
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Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))*10^2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E2").toString());
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Assert.assertEquals( "e^π*sin(4.01)+π*cos(√(5+(√(-1))))*10^-2", preprocessor.process("e^πsin(4.01)+πcos(√(5+i))E-2").toString());
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Assert.assertEquals( "10^2", preprocessor.process("E2").toString());
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Assert.assertEquals( "10^-2", preprocessor.process("E-2").toString());
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Assert.assertEquals( "10^-1/2", preprocessor.process("E-1/2").toString());
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@ -94,19 +94,19 @@ public class ToJsclTextProcessorTest {
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Assert.assertEquals( "", preprocessor.process("").toString());
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/* try {
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Assert.assertEquals( "3.141592653589793/180", preprocessor.process("°").toString());
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Assert.assertEquals( "π/180", preprocessor.process("°").toString());
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} catch (ParseException e) {
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if ( !e.getMessage().startsWith("Could not find start of prefix") ){
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junit.framework.Assert.fail();
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}
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}
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Assert.assertEquals( "1*3.141592653589793/180", preprocessor.process("1°").toString());
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Assert.assertEquals( "20.0*3.141592653589793/180", preprocessor.process("20.0°").toString());
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Assert.assertEquals( "sin(30*3.141592653589793/180)", preprocessor.process("sin(30°)").toString());
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Assert.assertEquals( "asin(sin(3.141592653589793/6))*3.141592653589793/180", preprocessor.process("asin(sin(π/6))°").toString());
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Assert.assertEquals( "1*3.141592653589793/180*sin(1)", preprocessor.process("1°sin(1)").toString());
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Assert.assertEquals( "1*π/180", preprocessor.process("1°").toString());
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Assert.assertEquals( "20.0*π/180", preprocessor.process("20.0°").toString());
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Assert.assertEquals( "sin(30*π/180)", preprocessor.process("sin(30°)").toString());
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Assert.assertEquals( "asin(sin(π/6))*π/180", preprocessor.process("asin(sin(π/6))°").toString());
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Assert.assertEquals( "1*π/180*sin(1)", preprocessor.process("1°sin(1)").toString());
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try {
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Assert.assertEquals( "1*3.141592653589793/180^sin(1)", preprocessor.process("1°^sin(1)").toString());
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Assert.assertEquals( "1*π/180^sin(1)", preprocessor.process("1°^sin(1)").toString());
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junit.framework.Assert.fail();
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} catch (ParseException e) {
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if ( !e.getMessage().equals("Power operation after postfix function is currently unsupported!") ) {
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