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drag button calibration

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serso 2011-07-18 00:29:54 +04:00
parent 70ff5a109e
commit 0063f193ff
14 changed files with 557 additions and 210 deletions
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1
AndroidManifest.xml
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@ -13,6 +13,7 @@
<intent-filter> <intent-filter>
<action a:name="android.intent.action.MAIN" /> <action a:name="android.intent.action.MAIN" />
<category a:name="android.intent.category.LAUNCHER" /> <category a:name="android.intent.category.LAUNCHER" />
<action a:name="org.solovyev.android.calculator.DragButtonPreferencesChanged"/>
</intent-filter> </intent-filter>
</activity> </activity>

67
gen/org/solovyev/android/calculator/R.java
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@ -27,39 +27,44 @@ containing a value of this type.
public static final int textUp=0x7f010000; public static final int textUp=0x7f010000;
} }
public static final class drawable { public static final class drawable {
public static final int icon=0x7f020000; public static final int down=0x7f020000;
public static final int icon=0x7f020001;
public static final int not_ok=0x7f020002;
public static final int ok=0x7f020003;
public static final int up=0x7f020004;
} }
public static final class id { public static final class id {
public static final int calibrationButton=0x7f080000; public static final int calibrationArrow=0x7f080000;
public static final int calibrationStart=0x7f080001; public static final int calibrationButton=0x7f080001;
public static final int curlyBracketsButton=0x7f080015; public static final int calibrationStart=0x7f080002;
public static final int editText=0x7f080002; public static final int curlyBracketsButton=0x7f080016;
public static final int eigthDigitButton=0x7f080011; public static final int editText=0x7f080003;
public static final int equalsButton=0x7f080013; public static final int eigthDigitButton=0x7f080012;
public static final int fiveDigitButton=0x7f08000b; public static final int equalsButton=0x7f080014;
public static final int fourDigitButton=0x7f08000a; public static final int fiveDigitButton=0x7f08000c;
public static final int historyButton=0x7f08001a; public static final int fourDigitButton=0x7f08000b;
public static final int menu_item_help=0x7f08001d; public static final int historyButton=0x7f08001b;
public static final int menu_item_settings=0x7f08001c; public static final int menu_item_help=0x7f08001e;
public static final int minusButton=0x7f08000e; public static final int menu_item_settings=0x7f08001d;
public static final int muliplicationButton=0x7f080007; public static final int minusButton=0x7f08000f;
public static final int nineDigitButton=0x7f080012; public static final int muliplicationButton=0x7f080008;
public static final int numericButton=0x7f080018; public static final int nineDigitButton=0x7f080013;
public static final int oneDigitButton=0x7f080004; public static final int numericButton=0x7f080019;
public static final int piButton=0x7f08001b; public static final int oneDigitButton=0x7f080005;
public static final int plusButton=0x7f080008; public static final int piButton=0x7f08001c;
public static final int pointDigitButton=0x7f080017; public static final int plusButton=0x7f080009;
public static final int resultEditText=0x7f080003; public static final int pointDigitButton=0x7f080018;
public static final int roundBracketsButton=0x7f080009; public static final int resultEditText=0x7f080004;
public static final int sevenDigitButton=0x7f080010; public static final int roundBracketsButton=0x7f08000a;
public static final int simplifyButton=0x7f080019; public static final int sevenDigitButton=0x7f080011;
public static final int sixDigitButton=0x7f08000c; public static final int simplifyButton=0x7f08001a;
public static final int sqrtButton=0x7f080014; public static final int sixDigitButton=0x7f08000d;
public static final int squareBracketsButton=0x7f08000f; public static final int sqrtButton=0x7f080015;
public static final int subtractionButton=0x7f08000d; public static final int squareBracketsButton=0x7f080010;
public static final int threeDigitButton=0x7f080006; public static final int subtractionButton=0x7f08000e;
public static final int twoDigitButton=0x7f080005; public static final int threeDigitButton=0x7f080007;
public static final int zeroDigitButton=0x7f080016; public static final int twoDigitButton=0x7f080006;
public static final int zeroDigitButton=0x7f080017;
} }
public static final class layout { public static final class layout {
public static final int drag_button_calibration=0x7f030000; public static final int drag_button_calibration=0x7f030000;

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27
res/layout/drag_button_calibration.xml
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@ -8,20 +8,29 @@
a:layout_width="fill_parent" a:layout_width="fill_parent"
a:layout_height="fill_parent"> a:layout_height="fill_parent">
<LinearLayout a:orientation="horizontal"
a:layout_width="fill_parent"
a:layout_height="wrap_content">
<org.solovyev.android.view.DragButton a:id="@+id/calibrationButton" <ImageView a:id="@+id/calibrationArrow"
a:text="" a:layout_gravity="left"
calc:textUp="@string/c_up" a:layout_width="80dp"
calc:textDown="@string/c_down" a:layout_height="80dp"/>
style="@style/digitButtonStyle"
a:layout_width="50dp" <org.solovyev.android.view.DirectionDragButton a:id="@+id/calibrationButton"
a:layout_height="50dp" a:text=""
a:gravity="center_vertical" /> calc:textUp="@string/c_up"
calc:textDown="@string/c_down"
style="@style/digitButtonStyle"
a:layout_width="80dp"
a:layout_height="80dp"
a:layout_gravity="center_horizontal"/>
</LinearLayout>
<Button a:id="@+id/calibrationStart" <Button a:id="@+id/calibrationStart"
a:text="@string/c_restart" a:text="@string/c_restart"
a:layout_width="wrap_content" a:layout_width="wrap_content"
a:layout_height="wrap_content" a:layout_height="wrap_content"
a:onClick="restartClickHandler" a:onClick="restartClickHandler"
a:gravity="bottom"/> a:layout_gravity="bottom"/>
</LinearLayout> </LinearLayout>

48
res/layout/main.xml
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@ -30,36 +30,36 @@
a:layout_width="fill_parent" a:layout_width="fill_parent"
a:layout_height="fill_parent"> a:layout_height="fill_parent">
<TableRow> <TableRow>
<org.solovyev.android.view.DragButton a:id="@+id/oneDigitButton" a:text="1" calc:textUp="sin" calc:textDown="asin" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/oneDigitButton" a:text="1" calc:textUp="sin" calc:textDown="asin" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/twoDigitButton" a:text="2" calc:textUp="cos" calc:textDown="acos" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/twoDigitButton" a:text="2" calc:textUp="cos" calc:textDown="acos" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/threeDigitButton" a:text="3" calc:textUp="tg" calc:textDown="atg" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/threeDigitButton" a:text="3" calc:textUp="tg" calc:textDown="atg" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/muliplicationButton" a:text="*" calc:textUp="^" calc:textDown="^2" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/muliplicationButton" a:text="*" calc:textUp="^" calc:textDown="^2" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/plusButton" a:text="+" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/plusButton" a:text="+" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/roundBracketsButton" a:text="()" calc:textUp="(" calc:textDown=")" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/roundBracketsButton" a:text="()" calc:textUp="(" calc:textDown=")" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
</TableRow> </TableRow>
<TableRow> <TableRow>
<org.solovyev.android.view.DragButton a:id="@+id/fourDigitButton" a:text="4" calc:textUp="exp" calc:textDown="mod" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/fourDigitButton" a:text="4" calc:textUp="exp" calc:textDown="mod" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/fiveDigitButton" a:text="5" calc:textUp="log" calc:textDown="ln" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/fiveDigitButton" a:text="5" calc:textUp="log" calc:textDown="ln" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/sixDigitButton" a:text="6" calc:textUp="!" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/sixDigitButton" a:text="6" calc:textUp="!" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/subtractionButton" a:text="/" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/subtractionButton" a:text="/" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/minusButton" a:text="-" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/minusButton" a:text="-" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/squareBracketsButton" a:text="[]" calc:textUp="[" calc:textDown="]" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/squareBracketsButton" a:text="[]" calc:textUp="[" calc:textDown="]" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
</TableRow> </TableRow>
<TableRow> <TableRow>
<org.solovyev.android.view.DragButton a:id="@+id/sevenDigitButton" a:text="7" calc:textUp="" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/sevenDigitButton" a:text="7" calc:textUp="" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/eigthDigitButton" a:text="8" calc:textUp="" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/eigthDigitButton" a:text="8" calc:textUp="" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/nineDigitButton" a:text="9" calc:textUp="" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/nineDigitButton" a:text="9" calc:textUp="" calc:textDown="" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/equalsButton" a:text="=" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/equalsButton" a:text="=" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/sqrtButton" a:text="sqrt" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/sqrtButton" a:text="sqrt" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/curlyBracketsButton" a:text="{}" calc:textUp="{" calc:textDown="}" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/curlyBracketsButton" a:text="{}" calc:textUp="{" calc:textDown="}" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
</TableRow> </TableRow>
<TableRow> <TableRow>
<org.solovyev.android.view.DragButton a:id="@+id/zeroDigitButton" a:text="0" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/zeroDigitButton" a:text="0" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/pointDigitButton" a:text="." calc:textDown="," style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/pointDigitButton" a:text="." calc:textDown="," style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/numericButton" a:text="numeric" style="@style/digitButtonStyle" a:onClick="numericButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/numericButton" a:text="numeric" style="@style/digitButtonStyle" a:onClick="numericButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/simplifyButton" a:text="simplify" style="@style/digitButtonStyle" a:onClick="simplifyButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/simplifyButton" a:text="simplify" style="@style/digitButtonStyle" a:onClick="simplifyButtonClickHandler"/>
<org.solovyev.android.view.DragButton a:id="@+id/historyButton" calc:textUp="undo" calc:textDown="redo" style="@style/digitButtonStyle"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/historyButton" calc:textUp="undo" calc:textDown="redo" style="@style/digitButtonStyle"/>
<org.solovyev.android.view.DragButton a:id="@+id/piButton" a:text="pi" calc:textUp="e" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/> <org.solovyev.android.view.DirectionDragButton a:id="@+id/piButton" a:text="pi" calc:textUp="e" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
</TableRow> </TableRow>
</TableLayout> </TableLayout>
</LinearLayout> </LinearLayout>

54
src/org/solovyev/android/calculator/CalculatorActivity.java
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@ -2,8 +2,14 @@ package org.solovyev.android.calculator;
import java.lang.reflect.Field; import java.lang.reflect.Field;
import java.lang.reflect.Modifier; import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.List;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent; import android.content.Intent;
import android.content.IntentFilter;
import android.os.Handler;
import android.view.*; import android.view.*;
import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable; import org.jetbrains.annotations.Nullable;
@ -34,6 +40,12 @@ public class CalculatorActivity extends Activity {
@NotNull @NotNull
private HistoryHelper<EditorHistoryState> historyHelper; private HistoryHelper<EditorHistoryState> historyHelper;
@NotNull
private BroadcastReceiver preferencesChangesReceiver;
@NotNull
private List<SimpleOnDragListener> onDragListeners = new ArrayList<SimpleOnDragListener>();
/** /**
* Called when the activity is first created. * Called when the activity is first created.
*/ */
@ -46,23 +58,19 @@ public class CalculatorActivity extends Activity {
this.resultEditText = (EditText) findViewById(R.id.resultEditText); this.resultEditText = (EditText) findViewById(R.id.resultEditText);
final DragButtonCalibrationActivity.Preferences dragPreferences = DragButtonCalibrationActivity.getPreferences(this);
final SimpleOnDragListener onDragListener = new SimpleOnDragListener(new SimpleOnDragListener.DragProcessor() { final SimpleOnDragListener onDragListener = new SimpleOnDragListener(new SimpleOnDragListener.DragProcessor() {
@Override @Override
public boolean processDragEvent(@NotNull DragDirection dragDirection, @NotNull DragButton dragButton, @NotNull Point2d startPoint2d, @NotNull MotionEvent motionEvent) { public boolean processDragEvent(@NotNull DragDirection dragDirection, @NotNull DragButton dragButton, @NotNull Point2d startPoint2d, @NotNull MotionEvent motionEvent) {
boolean result = isDirectionSupported(dragButton, dragDirection); assert dragButton instanceof DirectionDragButton;
processButtonAction(dragButton, getActionText((DirectionDragButton) dragButton, dragDirection));
if (result) { return true;
processButtonAction(dragButton, getActionText(dragButton, dragDirection));
}
return result;
} }
public boolean isDirectionSupported(@NotNull DragButton dragButton, @NotNull DragDirection direction) { }, dragPreferences);
return !StringUtils.isEmpty(getActionText(dragButton, direction));
}
}); onDragListeners.add(onDragListener);
// todo serso: check if there is more convenient method for doing this // todo serso: check if there is more convenient method for doing this
final R.id ids = new R.id(); final R.id ids = new R.id();
@ -82,7 +90,9 @@ public class CalculatorActivity extends Activity {
} }
} }
((DragButton) findViewById(R.id.historyButton)).setOnDragListener(new SimpleOnDragListener(new HistoryDragProcessor())); final SimpleOnDragListener historyOnDragListener = new SimpleOnDragListener(new HistoryDragProcessor(), dragPreferences);
((DragButton) findViewById(R.id.historyButton)).setOnDragListener(historyOnDragListener);
onDragListeners.add(historyOnDragListener);
this.interpreter = new Interpreter(); this.interpreter = new Interpreter();
@ -94,6 +104,19 @@ public class CalculatorActivity extends Activity {
this.historyHelper = new SimpleHistoryHelper<EditorHistoryState>(); this.historyHelper = new SimpleHistoryHelper<EditorHistoryState>();
this.historyHelper.addState(getCurrentHistoryState()); this.historyHelper.addState(getCurrentHistoryState());
this.preferencesChangesReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (DragButtonCalibrationActivity.INTENT_ACTION.equals(intent.getAction())) {
final DragButtonCalibrationActivity.Preferences preferences = DragButtonCalibrationActivity.getPreferences(CalculatorActivity.this);
for (SimpleOnDragListener dragListener : onDragListeners) {
dragListener.setPreferences(preferences);
}
}
}
};
} }
public void elementaryButtonClickHandler(@NotNull View v) { public void elementaryButtonClickHandler(@NotNull View v) {
@ -119,7 +142,7 @@ public class CalculatorActivity extends Activity {
} }
public void digitButtonClickHandler(@NotNull View v) { public void digitButtonClickHandler(@NotNull View v) {
processButtonAction(v, ((DragButton) v).getTextMiddle()); processButtonAction(v, ((DirectionDragButton) v).getTextMiddle());
} }
private final class HistoryDragProcessor implements SimpleOnDragListener.DragProcessor { private final class HistoryDragProcessor implements SimpleOnDragListener.DragProcessor {
@ -130,7 +153,8 @@ public class CalculatorActivity extends Activity {
Log.d(String.valueOf(dragButton.getId()), "History on drag event start: " + dragDirection); Log.d(String.valueOf(dragButton.getId()), "History on drag event start: " + dragDirection);
String actionText = getActionText(dragButton, dragDirection); assert dragButton instanceof DirectionDragButton;
String actionText = getActionText((DirectionDragButton) dragButton, dragDirection);
if (!StringUtils.isEmpty(actionText)) { if (!StringUtils.isEmpty(actionText)) {
try { try {
result = true; result = true;
@ -152,7 +176,7 @@ public class CalculatorActivity extends Activity {
} }
@Nullable @Nullable
private static String getActionText(@NotNull DragButton dragButton, @NotNull DragDirection direction) { private static String getActionText(@NotNull DirectionDragButton dragButton, @NotNull DragDirection direction) {
final String result; final String result;
switch (direction) { switch (direction) {

289
src/org/solovyev/android/calculator/DragButtonCalibrationActivity.java
View File

@ -1,19 +1,30 @@
package org.solovyev.android.calculator; package org.solovyev.android.calculator;
import android.app.Activity; import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle; import android.os.Bundle;
import android.preference.PreferenceActivity; import android.os.Handler;
import android.util.Log;
import android.view.KeyEvent; import android.view.KeyEvent;
import android.view.MotionEvent; import android.view.MotionEvent;
import android.view.View; import android.view.View;
import android.widget.Toast; import android.widget.ImageView;
import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.NotNull;
import org.solovyev.android.view.*; import org.solovyev.android.view.*;
import org.solovyev.common.collections.ManyValuedHashMap;
import org.solovyev.common.collections.ManyValuedMap;
import org.solovyev.common.utils.Interval;
import org.solovyev.util.math.MathUtils; import org.solovyev.util.math.MathUtils;
import org.solovyev.util.math.Point2d; import org.solovyev.util.math.Point2d;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map;
import java.util.prefs.Preferences;
/** /**
* User: serso * User: serso
@ -22,12 +33,34 @@ import java.util.List;
*/ */
public class DragButtonCalibrationActivity extends Activity { public class DragButtonCalibrationActivity extends Activity {
@NotNull @NotNull
private DragDirection dragDirection = DragDirection.up; private DragDirection dragDirection = DragDirection.up;
@NotNull
private final List<DragData> dragHistory = new ArrayList<DragData>(); private final List<DragData> dragHistory = new ArrayList<DragData>();
@NotNull
private ImageView calibrationArrow;
public static final String PREFERENCES = "dragButtonPreferences";
public static final String PREFERENCES_FIRST_RUN = "firstRun";
public static final String PREFERENCES_MIN = "min";
public static final String PREFERENCES_MAX = "max";
private static final float DEFAULT_VALUE = -999;
private static final int MIN_HISTORY_FOR_CALIBRATION = 10;
public static final String INTENT_ACTION = "org.solovyev.android.calculator.DragButtonPreferencesChanged";
;
public static enum PreferenceType {
angle,
distance,
duration
}
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
@ -37,17 +70,23 @@ public class DragButtonCalibrationActivity extends Activity {
final DragButton calibrationButton = (DragButton) findViewById(R.id.calibrationButton); final DragButton calibrationButton = (DragButton) findViewById(R.id.calibrationButton);
calibrationButton.setOnDragListener(new CalibrationOnDragListener()); calibrationButton.setOnDragListener(new CalibrationOnDragListener());
createDragDirection(); calibrationArrow = (ImageView) findViewById(R.id.calibrationArrow);
createDragDirection(0);
} }
private void createDragDirection() { private void createDragDirection(long timeout) {
dragDirection = Math.random() > 0.5 ? DragDirection.up : DragDirection.down; new Handler().postDelayed(new Runnable() {
public void run() {
dragDirection = Math.random() > 0.5 ? DragDirection.up : DragDirection.down;
Toast.makeText(this, dragDirection.name(), Toast.LENGTH_SHORT).show(); calibrationArrow.setImageResource(dragDirection == DragDirection.down ? R.drawable.down : R.drawable.up);
}
}, timeout);
} }
public void restartClickHandler(View v) { public void restartClickHandler(View v) {
createDragDirection(); createDragDirection(0);
} }
@ -71,13 +110,20 @@ public class DragButtonCalibrationActivity extends Activity {
double angle = Math.toDegrees(MathUtils.getAngle(startPoint, MathUtils.sum(startPoint, SimpleOnDragListener.axis), endPoint)); double angle = Math.toDegrees(MathUtils.getAngle(startPoint, MathUtils.sum(startPoint, SimpleOnDragListener.axis), endPoint));
assert dragDirection == DragDirection.up || dragDirection == DragDirection.down; assert dragDirection == DragDirection.up || dragDirection == DragDirection.down;
double deviationAngle = angle;
if (dragDirection == DragDirection.up) { if (dragDirection == DragDirection.up) {
angle = 180 - angle; deviationAngle = 180 - deviationAngle;
} }
dragHistory.add(new DragData(distance, angle, dragDirection)); if (deviationAngle > 45) {
calibrationArrow.setImageResource(R.drawable.not_ok);
} else {
calibrationArrow.setImageResource(R.drawable.ok);
dragHistory.add(new DragData(dragDirection, distance, angle, (motionEvent.getEventTime() - motionEvent.getDownTime())));
}
createDragDirection(); createDragDirection(500);
return true; return true;
} }
@ -86,28 +132,210 @@ public class DragButtonCalibrationActivity extends Activity {
@Override @Override
public boolean onKeyDown(int keyCode, KeyEvent event) { public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) { if (keyCode == KeyEvent.KEYCODE_BACK) {
final List<Double> angleValues = new ArrayList<Double>();
final List<Double> distanceValues = new ArrayList<Double>(); if (dragHistory.size() > MIN_HISTORY_FOR_CALIBRATION) {
for (DragData dragData : dragHistory) { final ManyValuedMap<DragDirection, Double> anglesByDirection = new ManyValuedHashMap<DragDirection, Double>();
angleValues.add(dragData.getAngle()); final ManyValuedMap<DragDirection, Double> distancesByDirection = new ManyValuedHashMap<DragDirection, Double>();
distanceValues.add((double) dragData.getDistance()); final ManyValuedMap<DragDirection, Double> timesByDirection = new ManyValuedHashMap<DragDirection, Double>();
for (DragData dragData : dragHistory) {
anglesByDirection.put(dragData.getDirection(), dragData.getAngle());
distancesByDirection.put(dragData.getDirection(), (double) dragData.getDistance());
timesByDirection.put(dragData.getDirection(), dragData.getTime());
}
final Map<DragDirection, MathUtils.StatData> angleStatData = getStatDataByDirection(anglesByDirection);
final Map<DragDirection, MathUtils.StatData> distanceStatData = getStatDataByDirection(distancesByDirection);
final Map<DragDirection, MathUtils.StatData> timeStatData = getStatDataByDirection(timesByDirection);
Log.d(this.getClass().getName(), "Angle statistics: ");
logStatData(angleStatData);
Log.d(this.getClass().getName(), "Distance statistics: ");
logStatData(distanceStatData);
Log.d(this.getClass().getName(), "Time statistics: ");
logStatData(timeStatData);
final SharedPreferences settings = getSharedPreferences(PREFERENCES, 0);
final SharedPreferences.Editor editor = settings.edit();
setPreferences(angleStatData, editor, PreferenceType.angle);
setPreferences(distanceStatData, editor, PreferenceType.distance);
setPreferences(timeStatData, editor, PreferenceType.duration);
editor.commit();
sendOrderedBroadcast(new Intent(INTENT_ACTION), null);
} }
double angleMean = MathUtils.countMean(angleValues);
double angleDeviation = MathUtils.countStandardDeviation(angleMean, angleValues);
double distanceMean = MathUtils.countMean(distanceValues);
double distanceDeviation = MathUtils.countStandardDeviation(distanceMean, distanceValues);
Toast.makeText(this, "Angle: m=" + angleMean + ", d=" + angleDeviation, Toast.LENGTH_SHORT).show();
Toast.makeText(this, "Distance: m=" + distanceMean + ", d=" + distanceDeviation, Toast.LENGTH_SHORT).show();
} }
return super.onKeyDown(keyCode, event); return super.onKeyDown(keyCode, event);
} }
private void setPreferences(@NotNull Map<DragDirection, MathUtils.StatData> statData, @NotNull SharedPreferences.Editor editor, @NotNull PreferenceType preferenceType) {
for (Map.Entry<DragDirection, MathUtils.StatData> entry : statData.entrySet()) {
final float min = (float) entry.getValue().getMean() - 2 * (float) entry.getValue().getStandardDeviation();
final float max = (float) entry.getValue().getMean() + 2 * (float) entry.getValue().getStandardDeviation();
editor.putFloat(preferenceType.name() + "_" + entry.getKey().name() + "_" + PREFERENCES_MIN, Math.max(0, min));
editor.putFloat(preferenceType.name() + "_" + entry.getKey().name() + "_" + PREFERENCES_MAX, max);
}
}
@NotNull
public static Preferences getPreferences(@NotNull Context context) {
SharedPreferences preferences = context.getSharedPreferences(PREFERENCES, MODE_PRIVATE);
final Preferences result = new Preferences();
for (PreferenceType preferenceType : PreferenceType.values()) {
for (DragDirection dragDirection : DragDirection.values()) {
final float defaultMin;
final float defaultMax;
switch (preferenceType) {
case angle:
switch (dragDirection) {
case up:
defaultMin = 150f;
defaultMax = 180f;
break;
case down:
defaultMin = 0f;
defaultMax = 30f;
break;
default:
defaultMin = DEFAULT_VALUE;
defaultMax = DEFAULT_VALUE;
}
break;
case distance:
defaultMin = 60f;
defaultMax = 140f;
break;
case duration:
defaultMin = 100f;
defaultMax = 300f;
break;
default:
defaultMin = DEFAULT_VALUE;
defaultMax = DEFAULT_VALUE;
}
final float min = preferences.getFloat(preferenceType.name() + "_" + dragDirection.name() + "_" + PREFERENCES_MIN, defaultMin);
final float max = preferences.getFloat(preferenceType.name() + "_" + dragDirection.name() + "_" + PREFERENCES_MAX, defaultMax);
if (min != DEFAULT_VALUE && max != DEFAULT_VALUE) {
final DragPreference directionPreference = new DragPreference(dragDirection, new Interval(min, max));
Preference preference = result.getPreferencesMap().get(preferenceType);
if (preference == null) {
preference = new Preference(preferenceType);
result.getPreferencesMap().put(preferenceType, preference);
}
preference.getDirectionPreferences().put(dragDirection, directionPreference);
} else {
Log.e(DragButtonCalibrationActivity.class.getName(), "New preference type added: default preferences should be defined!");
}
}
}
return result;
}
public static class DragPreference {
@NotNull
private DragDirection direction;
@NotNull
private Interval interval;
public DragPreference(@NotNull DragDirection direction, @NotNull Interval interval) {
this.direction = direction;
this.interval = interval;
}
@NotNull
public DragDirection getDirection() {
return direction;
}
public void setDirection(@NotNull DragDirection direction) {
this.direction = direction;
}
@NotNull
public Interval getInterval() {
return interval;
}
public void setInterval(@NotNull Interval interval) {
this.interval = interval;
}
}
public static class Preference {
@NotNull
private PreferenceType preferenceType;
@NotNull
private Map<DragDirection, DragPreference> directionPreferences = new HashMap<DragDirection, DragPreference>();
public Preference(@NotNull PreferenceType preferenceType) {
this.preferenceType = preferenceType;
}
@NotNull
public PreferenceType getPreferenceType() {
return preferenceType;
}
public void setPreferenceType(@NotNull PreferenceType preferenceType) {
this.preferenceType = preferenceType;
}
@NotNull
public Map<DragDirection, DragPreference> getDirectionPreferences() {
return directionPreferences;
}
public void setDirectionPreferences(@NotNull Map<DragDirection, DragPreference> directionPreferences) {
this.directionPreferences = directionPreferences;
}
}
public static class Preferences {
private final Map<PreferenceType, Preference> preferencesMap = new HashMap<PreferenceType, Preference>();
public Map<PreferenceType, Preference> getPreferencesMap() {
return preferencesMap;
}
}
private void logStatData(@NotNull Map<DragDirection, MathUtils.StatData> statData) {
for (Map.Entry<DragDirection, MathUtils.StatData> entry : statData.entrySet()) {
Log.d(this.getClass().getName(), entry.getKey() + "-> m: " + entry.getValue().getMean() + ", d: " + entry.getValue().getStandardDeviation());
}
}
private Map<DragDirection, MathUtils.StatData> getStatDataByDirection(@NotNull ManyValuedMap<DragDirection, Double> valuesByDirection) {
final Map<DragDirection, MathUtils.StatData> result = new HashMap<DragDirection, MathUtils.StatData>();
for (Map.Entry<DragDirection, List<Double>> entry : valuesByDirection.entrySet()) {
result.put(entry.getKey(), MathUtils.getStatData(entry.getValue()));
}
return result;
}
private class DragData { private class DragData {
@ -115,13 +343,16 @@ public class DragButtonCalibrationActivity extends Activity {
private double angle; private double angle;
private double time;
@NotNull @NotNull
private DragDirection direction; private DragDirection direction;
private DragData(float distance, double angle, @NotNull DragDirection direction) { private DragData(@NotNull DragDirection direction, float distance, double angle, double time) {
this.distance = distance; this.distance = distance;
this.angle = angle; this.angle = angle;
this.direction = direction; this.direction = direction;
this.time = time;
} }
public float getDistance() { public float getDistance() {
@ -136,5 +367,9 @@ public class DragButtonCalibrationActivity extends Activity {
public DragDirection getDirection() { public DragDirection getDirection() {
return direction; return direction;
} }
public double getTime() {
return time;
}
} }
} }

99
src/org/solovyev/android/view/DirectionDragButton.java Normal file
View File

@ -0,0 +1,99 @@
package org.solovyev.android.view;
import android.content.Context;
import android.content.res.TypedArray;
import android.text.Html;
import android.util.AttributeSet;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.R;
import org.solovyev.util.StringUtils;
/**
* User: serso
* Date: 7/17/11
* Time: 10:25 PM
*/
public class DirectionDragButton extends DragButton {
@Nullable
private String textUp;
@Nullable
private String textDown;
@Nullable
private String textMiddle;
public DirectionDragButton(Context context, @NotNull AttributeSet attrs) {
super(context, attrs);
init(context, attrs);
}
public DirectionDragButton(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init(context, attrs);
}
private void init(@NotNull Context context, @NotNull AttributeSet attrs) {
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DragButton);
final int N = a.getIndexCount();
for (int i = 0; i < N; i++) {
int attr = a.getIndex(i);
switch (attr) {
case R.styleable.DragButton_textUp:
this.textUp = a.getString(attr);
break;
case R.styleable.DragButton_textDown:
this.textDown = a.getString(attr);
break;
}
}
// backup text
this.textMiddle = String.valueOf(getText());
setText(Html.fromHtml(getStyledUpDownText(this.textUp) + "<br><b>" + StringUtils.getNotEmpty(this.textMiddle, "&nbsp;") + "</b><br>" + getStyledUpDownText(this.textDown)));
// change top padding in order to show all text
setPadding(getPaddingLeft(), -7, getPaddingRight(), getPaddingBottom());
}
private String getStyledUpDownText(@Nullable String text) {
final StringBuilder sb = new StringBuilder();
sb.append("<font color='#585858'><small><small>");
sb.append(StringUtils.getNotEmpty(text, "&nbsp;"));
sb.append("</small></small></font>");
return sb.toString();
}
public void setTextUp(@Nullable String textUp) {
this.textUp = textUp;
}
@Nullable
public String getTextUp() {
return textUp;
}
public void setTextDown(@Nullable String textDown) {
this.textDown = textDown;
}
@Nullable
public String getTextDown() {
return textDown;
}
public void setTextMiddle(@Nullable String textMiddle) {
this.textMiddle = textMiddle;
}
@Nullable
public String getTextMiddle() {
return textMiddle;
}
}

84
src/org/solovyev/android/view/DragButton.java
View File

@ -19,9 +19,6 @@ import android.widget.Button;
public class DragButton extends Button { public class DragButton extends Button {
// max time in ms to register drag event
private long maxTime = 700;
@Nullable @Nullable
private Point2d startPoint = null; private Point2d startPoint = null;
@ -30,61 +27,16 @@ public class DragButton extends Button {
private final OnTouchListener onTouchListener = new OnTouchListenerImpl(); private final OnTouchListener onTouchListener = new OnTouchListenerImpl();
@Nullable
private String textUp;
@Nullable
private String textDown;
@Nullable
private String textMiddle;
public DragButton(Context context, @NotNull AttributeSet attrs) { public DragButton(Context context, @NotNull AttributeSet attrs) {
super(context, attrs); super(context, attrs);
init(context, attrs); setOnTouchListener(this.onTouchListener);
} }
public DragButton(Context context, AttributeSet attrs, int defStyle) { public DragButton(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle); super(context, attrs, defStyle);
init(context, attrs);
}
private void init(@NotNull Context context, @NotNull AttributeSet attrs) {
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DragButton);
final int N = a.getIndexCount();
for (int i = 0; i < N; i++) {
int attr = a.getIndex(i);
switch (attr) {
case R.styleable.DragButton_textUp:
this.textUp = a.getString(attr);
break;
case R.styleable.DragButton_textDown:
this.textDown = a.getString(attr);
break;
}
}
// backup text
this.textMiddle = String.valueOf(getText());
setText(Html.fromHtml(getStyledUpDownText(this.textUp) + "<br><b>" + StringUtils.getNotEmpty(this.textMiddle, "&nbsp;") + "</b><br>" + getStyledUpDownText(this.textDown)));
// change top padding in order to show all text
setPadding(getPaddingLeft(), -7, getPaddingRight(), getPaddingBottom());
setOnTouchListener(this.onTouchListener); setOnTouchListener(this.onTouchListener);
} }
private String getStyledUpDownText(@Nullable String text) {
final StringBuilder sb = new StringBuilder();
sb.append("<font color='#585858'><small><small>");
sb.append(StringUtils.getNotEmpty(text, "&nbsp;"));
sb.append("</small></small></font>");
return sb.toString();
}
public void setOnDragListener(@Nullable OnDragListener onDragListener) { public void setOnDragListener(@Nullable OnDragListener onDragListener) {
this.onDragListener = onDragListener; this.onDragListener = onDragListener;
} }
@ -94,33 +46,6 @@ public class DragButton extends Button {
return onDragListener; return onDragListener;
} }
public void setTextUp(@Nullable String textUp) {
this.textUp = textUp;
}
@Nullable
public String getTextUp() {
return textUp;
}
public void setTextDown(@Nullable String textDown) {
this.textDown = textDown;
}
@Nullable
public String getTextDown() {
return textDown;
}
public void setTextMiddle(@Nullable String textMiddle) {
this.textMiddle = textMiddle;
}
@Nullable
public String getTextMiddle() {
return textMiddle;
}
/** /**
* OnTouchListener implementation that fires onDrag() * OnTouchListener implementation that fires onDrag()
* *
@ -148,13 +73,6 @@ public class DragButton extends Button {
startPoint = new Point2d(event.getX(), event.getY()); startPoint = new Point2d(event.getX(), event.getY());
break; break;
case MotionEvent.ACTION_MOVE:
if (event.getEventTime() - event.getDownTime() > maxTime) {
// do not allow very long touch movements
startPoint = null;
}
break;
case MotionEvent.ACTION_UP: case MotionEvent.ACTION_UP:
// stop tracking // stop tracking

67
src/org/solovyev/android/view/SimpleOnDragListener.java
View File

@ -1,33 +1,38 @@
package org.solovyev.android.view; package org.solovyev.android.view;
import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.NotNull;
import org.solovyev.android.calculator.DragButtonCalibrationActivity;
import org.solovyev.common.utils.Interval;
import org.solovyev.util.math.MathUtils; import org.solovyev.util.math.MathUtils;
import org.solovyev.util.math.Point2d; import org.solovyev.util.math.Point2d;
import android.util.Log; import android.util.Log;
import android.view.MotionEvent; import android.view.MotionEvent;
import java.util.Map;
public class SimpleOnDragListener implements OnDragListener { public class SimpleOnDragListener implements OnDragListener {
@NotNull @NotNull
public static final Point2d axis = new Point2d(0, 1); public static final Point2d axis = new Point2d(0, 1);
private float minDragDist = 20f;
private float maxDragDist = 80f;
// max angle (in degrees!) between start and end point vector and axis
// vector to register drag event
private double maxAngle = 30;
@NotNull @NotNull
private DragProcessor dragProcessor; private DragProcessor dragProcessor;
public SimpleOnDragListener() { @NotNull
private DragButtonCalibrationActivity.Preferences preferences;
public SimpleOnDragListener(@NotNull DragButtonCalibrationActivity.Preferences preferences) {
this.preferences = preferences;
} }
public SimpleOnDragListener(@NotNull DragProcessor dragProcessor) { public SimpleOnDragListener(@NotNull DragProcessor dragProcessor, @NotNull DragButtonCalibrationActivity.Preferences preferences) {
this.dragProcessor = dragProcessor; this.dragProcessor = dragProcessor;
this.preferences = preferences;
}
public void setPreferences(@NotNull DragButtonCalibrationActivity.Preferences preferences) {
this.preferences = preferences;
} }
@Override @Override
@ -42,28 +47,48 @@ public class SimpleOnDragListener implements OnDragListener {
// init end point // init end point
final Point2d endPoint = new Point2d(motionEvent.getX(), motionEvent.getY()); final Point2d endPoint = new Point2d(motionEvent.getX(), motionEvent.getY());
float distance = MathUtils.getDistance(startPoint, endPoint); final float distance = MathUtils.getDistance(startPoint, endPoint);
final double angle = Math.toDegrees(MathUtils.getAngle(startPoint, MathUtils.sum(startPoint, axis), endPoint));
final double duration = motionEvent.getEventTime() - motionEvent.getDownTime();
if (minDragDist < distance && distance < maxDragDist) { final DragButtonCalibrationActivity.Preference distancePreferences = preferences.getPreferencesMap().get(DragButtonCalibrationActivity.PreferenceType.distance);
double angle = Math.toDegrees(MathUtils.getAngle(startPoint, MathUtils.sum(startPoint, axis), endPoint)); final DragButtonCalibrationActivity.Preference anglePreferences = preferences.getPreferencesMap().get(DragButtonCalibrationActivity.PreferenceType.angle);
final DragDirection direction; DragDirection direction = null;
if (angle < maxAngle) { for (Map.Entry<DragDirection, DragButtonCalibrationActivity.DragPreference> directionEntry : distancePreferences.getDirectionPreferences().entrySet()) {
direction = DragDirection.down;
} else if (180 - angle < maxAngle) { if (isInInterval(directionEntry.getValue().getInterval(), distance)) {
direction = DragDirection.up; for (Map.Entry<DragDirection, DragButtonCalibrationActivity.DragPreference> angleEntry : anglePreferences.getDirectionPreferences().entrySet()) {
} else { if (isInInterval(angleEntry.getValue().getInterval(), (float)angle)) {
direction = null; direction = angleEntry.getKey();
break;
}
}
} }
if (direction != null) { if (direction != null) {
break;
}
}
if (direction != null) {
final DragButtonCalibrationActivity.Preference durationPreferences = preferences.getPreferencesMap().get(DragButtonCalibrationActivity.PreferenceType.duration);
final DragButtonCalibrationActivity.DragPreference durationDragPreferences = durationPreferences.getDirectionPreferences().get(direction);
if (isInInterval(durationDragPreferences.getInterval(), (float)duration)) {
result = dragProcessor.processDragEvent(direction, dragButton, startPoint, motionEvent); result = dragProcessor.processDragEvent(direction, dragButton, startPoint, motionEvent);
} }
} }
return result; return result;
} }
private boolean isInInterval(@NotNull Interval interval, float value) {
return interval.getStart() - MathUtils.MIN_AMOUNT <= value && value <= interval.getEnd() + MathUtils.MIN_AMOUNT;
}
@Override @Override
public boolean isSuppressOnClickEvent() { public boolean isSuppressOnClickEvent() {
return true; return true;
@ -91,7 +116,7 @@ public class SimpleOnDragListener implements OnDragListener {
} }
public interface DragProcessor { public interface DragProcessor {
boolean processDragEvent(@NotNull DragDirection dragDirection, @NotNull DragButton dragButton, @NotNull Point2d startPoint2d, @NotNull MotionEvent motionEvent); boolean processDragEvent(@NotNull DragDirection dragDirection, @NotNull DragButton dragButton, @NotNull Point2d startPoint2d, @NotNull MotionEvent motionEvent);
} }
} }

31
src/org/solovyev/util/math/MathUtils.java
View File

@ -6,6 +6,8 @@ import java.util.List;
public class MathUtils { public class MathUtils {
public static final float MIN_AMOUNT = 0.05f;
public static float getDistance(@NotNull Point2d startPoint, public static float getDistance(@NotNull Point2d startPoint,
@NotNull Point2d endPoint) { @NotNull Point2d endPoint) {
return getNorm(subtract(endPoint, startPoint)); return getNorm(subtract(endPoint, startPoint));
@ -58,4 +60,33 @@ public class MathUtils {
return objects.size() == 0 ? 0d : Math.sqrt(sum / objects.size()); return objects.size() == 0 ? 0d : Math.sqrt(sum / objects.size());
} }
public static StatData getStatData(@NotNull List<Double> objects) {
final double mean = countMean(objects);
final double standardDeviation = countStandardDeviation(mean, objects);
return new StatData(mean, standardDeviation);
}
public static class StatData {
private final double mean;
private final double standardDeviation;
public StatData(double mean, double standardDeviation) {
this.mean = mean;
this.standardDeviation = standardDeviation;
}
public double getMean() {
return mean;
}
public double getStandardDeviation() {
return standardDeviation;
}
}
} }