apps/FontLab/src/com/android/fontlab/FontLab.java - platform/development - Git at Google

 /*
  * Copyright (C) 2007 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package com.android.fontlab;

 import java.util.Map;

 import android.app.Activity;
 import android.graphics.Color;
 import android.graphics.Paint;
 import android.graphics.Typeface;
 import android.graphics.drawable.PaintDrawable;
 import android.os.Bundle;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.TextView;

 class FontLab extends Activity
 {
     private static final int MIN_SIZE = 1;
     private static final int MAX_SIZE = 60;

     private static final float SCALE_X_RANGE = 20;
     private static final int MAX_SCALE_X = 20;
     private static final int MIN_SCALE_X = -19;   // -20 would make zero-scale

     private static final String[] sText = {
         "Applications Contacts Maps Google Browser Text messages Address book"
         + " Development Earth Quake Settings Voicemail Zoolander. Four score"
         + " and seven years ago our fathers brought forth on this continent, a"
         + " new nation, conceived in Liberty, and dedicated to the proposition"
         + " that all men are created equal. Now we are engaged in a great civil"
         + " war, testing whether that nation, or any nation so conceived and so"
         + " dedicated, can long endure. We are met on a great battle-field of"
         + " that war. We have come to dedicate a portion of that field, as a"
         + " final resting place for those who here gave their lives that that"
         + " nation might live. It is altogether fitting and proper that we"
         + " should do this. But, in a larger sense, we can not dedicate - we"
         + " can not consecrate - we can not hallow - this ground. The brave"
         + " men, living and dead, who struggled here, have consecrated it, far"
         + " above our poor power to add or detract. The world will little note,"
         + " nor long remember what we say here, but it can never forget what"
         + " they did here. It is for us the living, rather, to be dedicated"
         + " here to the unfinished work which they who fought here have thus"
         + " far so nobly advanced. It is rather for us to be here dedicated to"
         + " the great task remaining before us - that from these honored dead"
         + " we take increased devotion to that cause for which they gave the"
         + " last full measure of devotion - that we here highly resolve that"
         + " these dead shall not have died in vain - that this nation, under"
         + " God, shall have a new birth of freedom - and that government of the"
         + " people, by the people, for the people, shall not perish from the"
         + " earth."
         ,
         "A Spanish doctor on Tuesday stood by his opinion that Fidel Castro is recovering from stomach surgery despite a newspaper report stating the Cuban leader is in a serious condition after a number of failed operations."
         + " When Senator Wayne Allard, Republican of Colorado, announced Monday that he would not seek re-election, the uphill battle for his party to reclaim the Senate in 2008 became an even steeper climb."
         + " Naomi Campbell was today sentenced to five days' community service and ordered to attend an anger management course after she admitted throwing a mobile phone at her maid."
         ,
         "ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 !@#$%^&*()-_=+[]\\{}|;':\",./<>?"
         ,
         "HaH HbH HcH HdH HeH HfH HgH HhH HiH HjH HkH HlH HmH HnH HoH HpH HqH HrH HsH HtH HuH HvH HwH HxH HyH HzH"
         + "HAH HBH HCH HDH HEH HFH HGH HHH HIH HJH HKH HLH HMH HNH HOH HPH HQH HRH HSH HTH HUH HVH HWH HXH HYH HZH"
     };

     private void updateText() {
         mTextIndex %= sText.length;
         String s = sText[mTextIndex];
         mColumn1.setText(s);
         mColumn2.setText(s);
     }

     public FontLab() {}

     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
         setContentView(R.layout.font_lab);

         mColumn1 = (TextView)findViewById(R.id.column1);
         mColumn2 = (TextView)findViewById(R.id.column2);
         mContentView = findViewById(R.id.content);


         mColumn1.setTextSize(mFontSize);
         mColumn2.setTextSize(mFontSize);

         mColumn1.setTextColor(Color.BLACK);
         mColumn1.setBackgroundDrawable(new PaintDrawable(Color.WHITE));
         mColumn2.setTextColor(Color.WHITE);
         mColumn2.setBackgroundDrawable(new PaintDrawable(Color.BLACK));

         refreshFont();
         updateTitle();
         updateText();

         setDefaultKeyMode(Activity.DEFAULT_KEYS_SHORTCUT);
     }

     private void updateTitle() {
         Typeface tf = mColumn1.getTypeface();
         String title = " ps=" + mFontSize + " scaleX="
                     + (1 + mTextScaleXDelta/SCALE_X_RANGE)
                     + " gamma=" + (mGamma/20.f)
                     + " " + sTypefaceName[mFontIndex]
                     + " " + sStyleName[tf.getStyle()]
                     ;
         setTitle(title);
     }

     /** Called when it is time to initialize the activity state. */
     protected void onRestoreInstanceState(Bundle state) {
         super.onRestoreInstanceState(state);
     }

     protected void onResume() {
         super.onResume();
     }

     private static final String sStyleName[] = {
         "Regular", "Bold", "Italic", "Bold Italic"
     };
     private static final String sTypefaceName[] = {
         "Droid Sans",
         "Droid Serif",
         "Droid Mono"
     };
     private static final Typeface sTypeface[] = {
         Typeface.SANS_SERIF,
         Typeface.SERIF,
         Typeface.MONOSPACE
     };
     private static final int FONT_INDEX_SANS = 0;   // index into sTypeface
     private static final int FONT_INDEX_SERIF = 1;  // index into sTypeface
     private static final int FONT_INDEX_MONO = 2;   // index into sTypeface

     private static boolean canSupportStyle(Typeface tf, int styleBits) {
         tf = Typeface.create(tf, styleBits);
         return (tf.getStyle() & styleBits) == styleBits;
     }

     private void refreshFont() {
         Typeface tf = Typeface.create(sTypeface[mFontIndex], mFontStyle);
         mColumn1.setTypeface(tf);
         mColumn2.setTypeface(tf);
         updateTitle();
     }

     private MenuItem.OnMenuItemClickListener mFontClickListener = new MenuItem.OnMenuItemClickListener() {
         public boolean onMenuItemClick(MenuItem item) {
             mFontIndex = item.getItemId();
             refreshFont();
             return true;
         }
     };

     private void addFontMenu(Menu menu, int index) {
         MenuItem item = menu.add(0, index, 0, sTypefaceName[index]);
         item.setCheckable(true);
         item.setOnMenuItemClickListener(mFontClickListener);
         item.setChecked(index == mFontIndex);
     }

     private MenuItem.OnMenuItemClickListener mStyleClickListener = new MenuItem.OnMenuItemClickListener() {
         public boolean onMenuItemClick(MenuItem item) {
             mFontStyle = mFontStyle ^ item.getItemId();
             refreshFont();
             return true;
         }
     };

     private void addStyleMenu(Menu menu, int style, char shortCut) {
         MenuItem item = menu.add(0, style, 0, (style == Typeface.BOLD) ? "Bold" : "Italic");
         item.setCheckable(true);
         item.setOnMenuItemClickListener(mStyleClickListener);
         item.setChecked((mFontStyle & style) != 0);

         item.setVisible(canSupportStyle(sTypeface[mFontIndex], style));
         if (shortCut != 0) {
             item.setAlphabeticShortcut(shortCut);
         }
     }

     private MenuItem.OnMenuItemClickListener mFlagClickListener = new MenuItem.OnMenuItemClickListener() {
         public boolean onMenuItemClick(MenuItem item) {
             int mask = item.getItemId();
             mColumn1.setPaintFlags(mColumn1.getPaintFlags() ^ mask);
             mColumn2.setPaintFlags(mColumn2.getPaintFlags() ^ mask);
             return true;
         }
     };

     private
     void addFlagMenu(Menu menu, int paintFlag, String label, char shortCut) {
         MenuItem item = menu.add(0, paintFlag, 0, label);
         item.setCheckable(true);
         item.setOnMenuItemClickListener(mFlagClickListener);
         item.setChecked((mColumn1.getPaintFlags() & paintFlag) != 0);
         if (shortCut != 0) {
             item.setAlphabeticShortcut(shortCut);
         }
     }

     private static void addListenerMenu(MenuItem item,
                                         MenuItem.OnMenuItemClickListener listener,
                                         char keyChar) {
         item.setOnMenuItemClickListener(listener);
         if (keyChar != '\0') {
             item.setAlphabeticShortcut(keyChar);
         }
     }

     public boolean onCreateOptionsMenu(Menu menu) {
         super.onCreateOptionsMenu(menu);
         return true;
     }

     @Override public boolean onPrepareOptionsMenu(Menu menu) {
         super.onPrepareOptionsMenu(menu);
         menu.clear();

         addFontMenu(menu, FONT_INDEX_SANS);
         addFontMenu(menu, FONT_INDEX_SERIF);
         addFontMenu(menu, FONT_INDEX_MONO);
         addStyleMenu(menu, Typeface.BOLD, 'b');
         addStyleMenu(menu, Typeface.ITALIC, 'i');
         addFlagMenu(menu, Paint.DEV_KERN_TEXT_FLAG, "DevKern", 'k');
         menu.add(0, 0, 0, "Text").setOnMenuItemClickListener(mTextCallback).setAlphabeticShortcut('t');

         return true;
     }

     protected void onActivityResult(int requestCode, int resultCode,
                                     String data, Map extras) {
         if (resultCode == RESULT_OK) {
             switch (requestCode) {
             case BACKGROUND_PICKED:
                 {
                     int color = ((Integer)extras.get("text")).intValue();
                     mColumn1.setTextColor(color);
                     mColumn2.setTextColor(color);

                     int colorTranslucent = (color & 0x00FFFFFF) + 0x77000000;

                     setTitleColor(color);

                     Integer texture = (Integer)extras.get("texture");
                     if (texture != null) {
                         mContentView.setBackgroundResource(texture.intValue());
                     } else {
                         color = ((Integer)extras.get("bgcolor")).intValue();
                         mContentView.setBackgroundColor(color);
                     }
                 }
                 break;
             }
         }
     }

     @Override public boolean onKeyDown(int keyCode, KeyEvent event) {
         int size = mFontSize;
         int scaleX = mTextScaleXDelta;

         switch (keyCode) {
             case KeyEvent.KEYCODE_DPAD_DOWN:
                 size -= 1;
                 break;
             case KeyEvent.KEYCODE_DPAD_UP:
                 size += 1;
                 break;
             case KeyEvent.KEYCODE_DPAD_RIGHT:
                 scaleX += 1;
                 break;
             case KeyEvent.KEYCODE_DPAD_LEFT:
                 scaleX -= 1;
                 break;
                 /*
             case KeyEvent.KEYCODE_U:
                 changeGamma(1);
                 return true;
             case KeyEvent.KEYCODE_D:
                 changeGamma(-1);
                 return true;
                  */
             default:
                 return super.onKeyDown(keyCode, event);
         }

         size = Math.min(MAX_SIZE, Math.max(MIN_SIZE, size));
         if (size != mFontSize) {
             mFontSize = size;
             mColumn1.setTextSize(mFontSize);
             mColumn2.setTextSize(mFontSize);
             updateTitle();
             return true;
         }

         scaleX = Math.min(MAX_SCALE_X, Math.max(MIN_SCALE_X, scaleX));
         if (scaleX != mTextScaleXDelta) {
             mTextScaleXDelta = scaleX;
             mColumn1.setTextScaleX(1 + scaleX / SCALE_X_RANGE);
             mColumn2.setTextScaleX(1 + scaleX / SCALE_X_RANGE);
             updateTitle();
             return true;
         }

         return super.onKeyDown(keyCode, event);
     }

     private int mGamma = 28;    // current default is 1.4 (* 20)
     private void changeGamma(int delta) {
         int gamma = Math.min(100, Math.max(1, mGamma + delta));
         if (gamma != mGamma) {
             mGamma = gamma;
             updateTitle();
 //            Paint.setTextGamma(mGamma / 20.f);
             mContentView.invalidate();
             android.util.Log.d("skia", "setTextGamma " + mGamma);
         }
     }

     private void setFont(TextView t, TextView f, Map extras) {
         int style = ((Integer)extras.get("style")).intValue();
         String font = (String)extras.get("font");
         t.setTypeface(Typeface.create(font, style));

         f.setText((String)extras.get("title"));
     }

     MenuItem.OnMenuItemClickListener mTextCallback = new MenuItem.OnMenuItemClickListener() {
         public boolean onMenuItemClick(MenuItem item) {
             mTextIndex += 1;
             updateText();
             return true;
         }
     };

     private static final int BACKGROUND_PICKED = 1;

     private TextView mColumn1;
     private TextView mColumn2;
     private View mContentView;
     private int mFontIndex = FONT_INDEX_SANS;
     private int mFontStyle = Typeface.NORMAL;
     private int mFontSize = 18;
     private int mTextIndex;
     private int mTextScaleXDelta;
 }
	/*
	* Copyright (C) 2007 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package com.android.fontlab;

	import java.util.Map;

	import android.app.Activity;
	import android.graphics.Color;
	import android.graphics.Paint;
	import android.graphics.Typeface;
	import android.graphics.drawable.PaintDrawable;
	import android.os.Bundle;
	import android.view.KeyEvent;
	import android.view.Menu;
	import android.view.MenuItem;
	import android.view.View;
	import android.widget.TextView;

	class FontLab extends Activity
	{
	private static final int MIN_SIZE = 1;
	private static final int MAX_SIZE = 60;

	private static final float SCALE_X_RANGE = 20;
	private static final int MAX_SCALE_X = 20;
	private static final int MIN_SCALE_X = -19; // -20 would make zero-scale

	private static final String[] sText = {
	"Applications Contacts Maps Google Browser Text messages Address book"
	+ " Development Earth Quake Settings Voicemail Zoolander. Four score"
	+ " and seven years ago our fathers brought forth on this continent, a"
	+ " new nation, conceived in Liberty, and dedicated to the proposition"
	+ " that all men are created equal. Now we are engaged in a great civil"
	+ " war, testing whether that nation, or any nation so conceived and so"
	+ " dedicated, can long endure. We are met on a great battle-field of"
	+ " that war. We have come to dedicate a portion of that field, as a"
	+ " final resting place for those who here gave their lives that that"
	+ " nation might live. It is altogether fitting and proper that we"
	+ " should do this. But, in a larger sense, we can not dedicate - we"
	+ " can not consecrate - we can not hallow - this ground. The brave"
	+ " men, living and dead, who struggled here, have consecrated it, far"
	+ " above our poor power to add or detract. The world will little note,"
	+ " nor long remember what we say here, but it can never forget what"
	+ " they did here. It is for us the living, rather, to be dedicated"
	+ " here to the unfinished work which they who fought here have thus"
	+ " far so nobly advanced. It is rather for us to be here dedicated to"
	+ " the great task remaining before us - that from these honored dead"
	+ " we take increased devotion to that cause for which they gave the"
	+ " last full measure of devotion - that we here highly resolve that"
	+ " these dead shall not have died in vain - that this nation, under"
	+ " God, shall have a new birth of freedom - and that government of the"
	+ " people, by the people, for the people, shall not perish from the"
	+ " earth."
	,
	"A Spanish doctor on Tuesday stood by his opinion that Fidel Castro is recovering from stomach surgery despite a newspaper report stating the Cuban leader is in a serious condition after a number of failed operations."
	+ " When Senator Wayne Allard, Republican of Colorado, announced Monday that he would not seek re-election, the uphill battle for his party to reclaim the Senate in 2008 became an even steeper climb."
	+ " Naomi Campbell was today sentenced to five days' community service and ordered to attend an anger management course after she admitted throwing a mobile phone at her maid."
	,
	"ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 !@#$%^&*()-_=+[]\\{}\|;':\",./<>?"
	,
	"HaH HbH HcH HdH HeH HfH HgH HhH HiH HjH HkH HlH HmH HnH HoH HpH HqH HrH HsH HtH HuH HvH HwH HxH HyH HzH"
	+ "HAH HBH HCH HDH HEH HFH HGH HHH HIH HJH HKH HLH HMH HNH HOH HPH HQH HRH HSH HTH HUH HVH HWH HXH HYH HZH"
	};

	private void updateText() {
	mTextIndex %= sText.length;
	String s = sText[mTextIndex];
	mColumn1.setText(s);
	mColumn2.setText(s);
	}

	public FontLab() {}

	public void onCreate(Bundle icicle) {
	super.onCreate(icicle);
	setContentView(R.layout.font_lab);

	mColumn1 = (TextView)findViewById(R.id.column1);
	mColumn2 = (TextView)findViewById(R.id.column2);
	mContentView = findViewById(R.id.content);


	mColumn1.setTextSize(mFontSize);
	mColumn2.setTextSize(mFontSize);

	mColumn1.setTextColor(Color.BLACK);
	mColumn1.setBackgroundDrawable(new PaintDrawable(Color.WHITE));
	mColumn2.setTextColor(Color.WHITE);
	mColumn2.setBackgroundDrawable(new PaintDrawable(Color.BLACK));

	refreshFont();
	updateTitle();
	updateText();

	setDefaultKeyMode(Activity.DEFAULT_KEYS_SHORTCUT);
	}

	private void updateTitle() {
	Typeface tf = mColumn1.getTypeface();
	String title = " ps=" + mFontSize + " scaleX="
	+ (1 + mTextScaleXDelta/SCALE_X_RANGE)
	+ " gamma=" + (mGamma/20.f)
	+ " " + sTypefaceName[mFontIndex]
	+ " " + sStyleName[tf.getStyle()]
	;
	setTitle(title);
	}

	/** Called when it is time to initialize the activity state. */
	protected void onRestoreInstanceState(Bundle state) {
	super.onRestoreInstanceState(state);
	}

	protected void onResume() {
	super.onResume();
	}

	private static final String sStyleName[] = {
	"Regular", "Bold", "Italic", "Bold Italic"
	};
	private static final String sTypefaceName[] = {
	"Droid Sans",
	"Droid Serif",
	"Droid Mono"
	};
	private static final Typeface sTypeface[] = {
	Typeface.SANS_SERIF,
	Typeface.SERIF,
	Typeface.MONOSPACE
	};
	private static final int FONT_INDEX_SANS = 0; // index into sTypeface
	private static final int FONT_INDEX_SERIF = 1; // index into sTypeface
	private static final int FONT_INDEX_MONO = 2; // index into sTypeface

	private static boolean canSupportStyle(Typeface tf, int styleBits) {
	tf = Typeface.create(tf, styleBits);
	return (tf.getStyle() & styleBits) == styleBits;
	}

	private void refreshFont() {
	Typeface tf = Typeface.create(sTypeface[mFontIndex], mFontStyle);
	mColumn1.setTypeface(tf);
	mColumn2.setTypeface(tf);
	updateTitle();
	}

	private MenuItem.OnMenuItemClickListener mFontClickListener = new MenuItem.OnMenuItemClickListener() {
	public boolean onMenuItemClick(MenuItem item) {
	mFontIndex = item.getItemId();
	refreshFont();
	return true;
	}
	};

	private void addFontMenu(Menu menu, int index) {
	MenuItem item = menu.add(0, index, 0, sTypefaceName[index]);
	item.setCheckable(true);
	item.setOnMenuItemClickListener(mFontClickListener);
	item.setChecked(index == mFontIndex);
	}

	private MenuItem.OnMenuItemClickListener mStyleClickListener = new MenuItem.OnMenuItemClickListener() {
	public boolean onMenuItemClick(MenuItem item) {
	mFontStyle = mFontStyle ^ item.getItemId();
	refreshFont();
	return true;
	}
	};

	private void addStyleMenu(Menu menu, int style, char shortCut) {
	MenuItem item = menu.add(0, style, 0, (style == Typeface.BOLD) ? "Bold" : "Italic");
	item.setCheckable(true);
	item.setOnMenuItemClickListener(mStyleClickListener);
	item.setChecked((mFontStyle & style) != 0);

	item.setVisible(canSupportStyle(sTypeface[mFontIndex], style));
	if (shortCut != 0) {
	item.setAlphabeticShortcut(shortCut);
	}
	}

	private MenuItem.OnMenuItemClickListener mFlagClickListener = new MenuItem.OnMenuItemClickListener() {
	public boolean onMenuItemClick(MenuItem item) {
	int mask = item.getItemId();
	mColumn1.setPaintFlags(mColumn1.getPaintFlags() ^ mask);
	mColumn2.setPaintFlags(mColumn2.getPaintFlags() ^ mask);
	return true;
	}
	};

	private
	void addFlagMenu(Menu menu, int paintFlag, String label, char shortCut) {
	MenuItem item = menu.add(0, paintFlag, 0, label);
	item.setCheckable(true);
	item.setOnMenuItemClickListener(mFlagClickListener);
	item.setChecked((mColumn1.getPaintFlags() & paintFlag) != 0);
	if (shortCut != 0) {
	item.setAlphabeticShortcut(shortCut);
	}
	}

	private static void addListenerMenu(MenuItem item,
	MenuItem.OnMenuItemClickListener listener,
	char keyChar) {
	item.setOnMenuItemClickListener(listener);
	if (keyChar != '\0') {
	item.setAlphabeticShortcut(keyChar);
	}
	}

	public boolean onCreateOptionsMenu(Menu menu) {
	super.onCreateOptionsMenu(menu);
	return true;
	}

	@Override public boolean onPrepareOptionsMenu(Menu menu) {
	super.onPrepareOptionsMenu(menu);
	menu.clear();

	addFontMenu(menu, FONT_INDEX_SANS);
	addFontMenu(menu, FONT_INDEX_SERIF);
	addFontMenu(menu, FONT_INDEX_MONO);
	addStyleMenu(menu, Typeface.BOLD, 'b');
	addStyleMenu(menu, Typeface.ITALIC, 'i');
	addFlagMenu(menu, Paint.DEV_KERN_TEXT_FLAG, "DevKern", 'k');
	menu.add(0, 0, 0, "Text").setOnMenuItemClickListener(mTextCallback).setAlphabeticShortcut('t');

	return true;
	}

	protected void onActivityResult(int requestCode, int resultCode,
	String data, Map extras) {
	if (resultCode == RESULT_OK) {
	switch (requestCode) {
	case BACKGROUND_PICKED:
	{
	int color = ((Integer)extras.get("text")).intValue();
	mColumn1.setTextColor(color);
	mColumn2.setTextColor(color);

	int colorTranslucent = (color & 0x00FFFFFF) + 0x77000000;

	setTitleColor(color);

	Integer texture = (Integer)extras.get("texture");
	if (texture != null) {
	mContentView.setBackgroundResource(texture.intValue());
	} else {
	color = ((Integer)extras.get("bgcolor")).intValue();
	mContentView.setBackgroundColor(color);
	}
	}
	break;
	}
	}
	}

	@Override public boolean onKeyDown(int keyCode, KeyEvent event) {
	int size = mFontSize;
	int scaleX = mTextScaleXDelta;

	switch (keyCode) {
	case KeyEvent.KEYCODE_DPAD_DOWN:
	size -= 1;
	break;
	case KeyEvent.KEYCODE_DPAD_UP:
	size += 1;
	break;
	case KeyEvent.KEYCODE_DPAD_RIGHT:
	scaleX += 1;
	break;
	case KeyEvent.KEYCODE_DPAD_LEFT:
	scaleX -= 1;
	break;
	/*
	case KeyEvent.KEYCODE_U:
	changeGamma(1);
	return true;
	case KeyEvent.KEYCODE_D:
	changeGamma(-1);
	return true;
	*/
	default:
	return super.onKeyDown(keyCode, event);
	}

	size = Math.min(MAX_SIZE, Math.max(MIN_SIZE, size));
	if (size != mFontSize) {
	mFontSize = size;
	mColumn1.setTextSize(mFontSize);
	mColumn2.setTextSize(mFontSize);
	updateTitle();
	return true;
	}

	scaleX = Math.min(MAX_SCALE_X, Math.max(MIN_SCALE_X, scaleX));
	if (scaleX != mTextScaleXDelta) {
	mTextScaleXDelta = scaleX;
	mColumn1.setTextScaleX(1 + scaleX / SCALE_X_RANGE);
	mColumn2.setTextScaleX(1 + scaleX / SCALE_X_RANGE);
	updateTitle();
	return true;
	}

	return super.onKeyDown(keyCode, event);
	}

	private int mGamma = 28; // current default is 1.4 (* 20)
	private void changeGamma(int delta) {
	int gamma = Math.min(100, Math.max(1, mGamma + delta));
	if (gamma != mGamma) {
	mGamma = gamma;
	updateTitle();
	// Paint.setTextGamma(mGamma / 20.f);
	mContentView.invalidate();
	android.util.Log.d("skia", "setTextGamma " + mGamma);
	}
	}

	private void setFont(TextView t, TextView f, Map extras) {
	int style = ((Integer)extras.get("style")).intValue();
	String font = (String)extras.get("font");
	t.setTypeface(Typeface.create(font, style));

	f.setText((String)extras.get("title"));
	}

	MenuItem.OnMenuItemClickListener mTextCallback = new MenuItem.OnMenuItemClickListener() {
	public boolean onMenuItemClick(MenuItem item) {
	mTextIndex += 1;
	updateText();
	return true;
	}
	};

	private static final int BACKGROUND_PICKED = 1;

	private TextView mColumn1;
	private TextView mColumn2;
	private View mContentView;
	private int mFontIndex = FONT_INDEX_SANS;
	private int mFontStyle = Typeface.NORMAL;
	private int mFontSize = 18;
	private int mTextIndex;
	private int mTextScaleXDelta;
	}