373 lines
14 KiB
Java
373 lines
14 KiB
Java
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.fontlab;
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import java.util.Map;
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import android.app.Activity;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.Typeface;
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import android.graphics.drawable.PaintDrawable;
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import android.os.Bundle;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.TextView;
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public class FontLab extends Activity {
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private static final int MIN_SIZE = 1;
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private static final int MAX_SIZE = 60;
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private static final float SCALE_X_RANGE = 20;
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private static final int MAX_SCALE_X = 20;
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private static final int MIN_SCALE_X = -19; // -20 would make zero-scale
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private static final int MAX_GAMMA = 40;
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private static final int MIN_GAMMA = 1;
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private static final float GAMMA_RANGE = 20;
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private static final String[] sText = {
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"Applications Contacts Maps Google Browser Text messages Address book"
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+ " Development Earth Quake Settings Voicemail Zoolander. Four score"
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+ " and seven years ago our fathers brought forth on this continent, a"
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+ " new nation, conceived in Liberty, and dedicated to the proposition"
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+ " that all men are created equal. Now we are engaged in a great civil"
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+ " war, testing whether that nation, or any nation so conceived and so"
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+ " dedicated, can long endure. We are met on a great battle-field of"
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+ " that war. We have come to dedicate a portion of that field, as a"
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+ " final resting place for those who here gave their lives that that"
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+ " nation might live. It is altogether fitting and proper that we"
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+ " should do this. But, in a larger sense, we can not dedicate - we"
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+ " can not consecrate - we can not hallow - this ground. The brave"
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+ " men, living and dead, who struggled here, have consecrated it, far"
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+ " above our poor power to add or detract. The world will little note,"
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+ " nor long remember what we say here, but it can never forget what"
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+ " they did here. It is for us the living, rather, to be dedicated"
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+ " here to the unfinished work which they who fought here have thus"
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+ " far so nobly advanced. It is rather for us to be here dedicated to"
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+ " the great task remaining before us - that from these honored dead"
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+ " we take increased devotion to that cause for which they gave the"
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+ " last full measure of devotion - that we here highly resolve that"
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+ " these dead shall not have died in vain - that this nation, under"
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+ " God, shall have a new birth of freedom - and that government of the"
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+ " people, by the people, for the people, shall not perish from the"
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+ " earth."
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,
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"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."
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+ " 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."
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+ " 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."
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,
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"ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789 !@#$%^&*()-_=+[]\\{}|;':\",./<>?"
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,
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"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"
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+ "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"
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};
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private void updateText() {
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mTextIndex %= sText.length;
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String s = sText[mTextIndex];
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mColumn1.setText(s);
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mColumn2.setText(s);
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}
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public FontLab() {}
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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setContentView(R.layout.font_lab);
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mColumn1 = (TextView)findViewById(R.id.column1);
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mColumn2 = (TextView)findViewById(R.id.column2);
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mContentView = findViewById(R.id.content);
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mColumn1.setTextSize(mFontSize);
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mColumn2.setTextSize(mFontSize);
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mColumn1.setTextColor(Color.BLACK);
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mColumn1.setBackgroundDrawable(new PaintDrawable(Color.WHITE));
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mColumn2.setTextColor(Color.WHITE);
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mColumn2.setBackgroundDrawable(new PaintDrawable(Color.BLACK));
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refreshFont();
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updateTitle();
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updateText();
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setDefaultKeyMode(Activity.DEFAULT_KEYS_SHORTCUT);
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mColumn1.setPadding(5, 0, 5, 0);
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mColumn2.setPadding(5, 0, 5, 0);
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}
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private void updateTitle() {
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Typeface tf = mColumn1.getTypeface();
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String title = " PS=" + mFontSize + " X="
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+ (1 + mTextScaleXDelta/SCALE_X_RANGE)
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+ " G=" + (mGamma/GAMMA_RANGE)
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+ " S=" + ((mColumn1.getPaintFlags() & Paint.SUBPIXEL_TEXT_FLAG) != 0 ? 1 : 0)
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+ " " + sTypefaceName[mFontIndex]
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+ " " + sStyleName[tf.getStyle()]
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;
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setTitle(title);
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}
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/** Called when it is time to initialize the activity state. */
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protected void onRestoreInstanceState(Bundle state) {
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super.onRestoreInstanceState(state);
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}
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protected void onResume() {
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super.onResume();
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}
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private static final String sStyleName[] = {
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"Regular", "Bold", "Italic", "Bold Italic"
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};
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private static final String sTypefaceName[] = {
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"Sans",
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"Serif",
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"Mono"
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};
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private static final Typeface sTypeface[] = {
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Typeface.SANS_SERIF,
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Typeface.SERIF,
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Typeface.MONOSPACE
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};
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private static final int FONT_INDEX_SANS = 0; // index into sTypeface
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private static final int FONT_INDEX_SERIF = 1; // index into sTypeface
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private static final int FONT_INDEX_MONO = 2; // index into sTypeface
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private static boolean canSupportStyle(Typeface tf, int styleBits) {
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tf = Typeface.create(tf, styleBits);
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return (tf.getStyle() & styleBits) == styleBits;
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}
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private void refreshFont() {
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Typeface tf = Typeface.create(sTypeface[mFontIndex], mFontStyle);
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mColumn1.setTypeface(tf);
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mColumn2.setTypeface(tf);
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updateTitle();
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}
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private MenuItem.OnMenuItemClickListener mFontClickListener = new MenuItem.OnMenuItemClickListener() {
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public boolean onMenuItemClick(MenuItem item) {
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mFontIndex = item.getItemId();
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refreshFont();
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return true;
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}
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};
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private void addFontMenu(Menu menu, int index) {
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MenuItem item = menu.add(0, index, 0, sTypefaceName[index]);
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item.setCheckable(true);
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item.setOnMenuItemClickListener(mFontClickListener);
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item.setChecked(index == mFontIndex);
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}
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private MenuItem.OnMenuItemClickListener mStyleClickListener = new MenuItem.OnMenuItemClickListener() {
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public boolean onMenuItemClick(MenuItem item) {
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mFontStyle = mFontStyle ^ item.getItemId();
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refreshFont();
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return true;
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}
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};
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private void addStyleMenu(Menu menu, int style, char shortCut) {
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MenuItem item = menu.add(0, style, 0, (style == Typeface.BOLD) ? "Bold" : "Italic");
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item.setCheckable(true);
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item.setOnMenuItemClickListener(mStyleClickListener);
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item.setChecked((mFontStyle & style) != 0);
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item.setVisible(canSupportStyle(sTypeface[mFontIndex], style));
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if (shortCut != 0) {
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item.setAlphabeticShortcut(shortCut);
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}
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}
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private MenuItem.OnMenuItemClickListener mFlagClickListener = new MenuItem.OnMenuItemClickListener() {
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public boolean onMenuItemClick(MenuItem item) {
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int mask = item.getItemId();
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mColumn1.setPaintFlags(mColumn1.getPaintFlags() ^ mask);
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mColumn2.setPaintFlags(mColumn2.getPaintFlags() ^ mask);
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updateTitle();
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return true;
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}
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};
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private
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void addFlagMenu(Menu menu, int paintFlag, String label, char shortCut) {
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MenuItem item = menu.add(0, paintFlag, 0, label);
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item.setCheckable(true);
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item.setOnMenuItemClickListener(mFlagClickListener);
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item.setChecked((mColumn1.getPaintFlags() & paintFlag) != 0);
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if (shortCut != 0) {
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item.setAlphabeticShortcut(shortCut);
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}
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}
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private static void addListenerMenu(MenuItem item,
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MenuItem.OnMenuItemClickListener listener,
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char keyChar) {
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item.setOnMenuItemClickListener(listener);
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if (keyChar != '\0') {
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item.setAlphabeticShortcut(keyChar);
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}
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}
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public boolean onCreateOptionsMenu(Menu menu) {
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super.onCreateOptionsMenu(menu);
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return true;
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}
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@Override public boolean onPrepareOptionsMenu(Menu menu) {
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super.onPrepareOptionsMenu(menu);
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menu.clear();
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addFontMenu(menu, FONT_INDEX_SANS);
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addFontMenu(menu, FONT_INDEX_SERIF);
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// addFontMenu(menu, FONT_INDEX_MONO);
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addStyleMenu(menu, Typeface.BOLD, 'b');
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addStyleMenu(menu, Typeface.ITALIC, 'i');
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addFlagMenu(menu, Paint.SUBPIXEL_TEXT_FLAG, "SubPixel", 's');
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// addFlagMenu(menu, Paint.DEV_KERN_TEXT_FLAG, "DevKern", 'k');
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menu.add(0, 0, 0, "Text").setOnMenuItemClickListener(mTextCallback).setAlphabeticShortcut('t');
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return true;
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}
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protected void onActivityResult(int requestCode, int resultCode,
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String data, Map extras) {
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if (resultCode == RESULT_OK) {
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switch (requestCode) {
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case BACKGROUND_PICKED:
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{
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int color = ((Integer)extras.get("text")).intValue();
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mColumn1.setTextColor(color);
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mColumn2.setTextColor(color);
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int colorTranslucent = (color & 0x00FFFFFF) + 0x77000000;
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setTitleColor(color);
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Integer texture = (Integer)extras.get("texture");
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if (texture != null) {
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mContentView.setBackgroundResource(texture.intValue());
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} else {
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color = ((Integer)extras.get("bgcolor")).intValue();
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mContentView.setBackgroundColor(color);
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}
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}
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break;
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}
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}
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}
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@Override public boolean onKeyDown(int keyCode, KeyEvent event) {
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int size = mFontSize;
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int scaleX = mTextScaleXDelta;
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switch (keyCode) {
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case KeyEvent.KEYCODE_DPAD_DOWN:
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size -= 1;
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break;
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case KeyEvent.KEYCODE_DPAD_UP:
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size += 1;
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break;
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case KeyEvent.KEYCODE_DPAD_RIGHT:
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scaleX += 1;
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break;
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case KeyEvent.KEYCODE_DPAD_LEFT:
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scaleX -= 1;
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break;
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case KeyEvent.KEYCODE_U:
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case KeyEvent.KEYCODE_VOLUME_UP:
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changeGamma(1);
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return true;
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case KeyEvent.KEYCODE_D:
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case KeyEvent.KEYCODE_VOLUME_DOWN:
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changeGamma(-1);
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return true;
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default:
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return super.onKeyDown(keyCode, event);
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}
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size = Math.min(MAX_SIZE, Math.max(MIN_SIZE, size));
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if (size != mFontSize) {
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mFontSize = size;
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mColumn1.setTextSize(mFontSize);
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mColumn2.setTextSize(mFontSize);
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updateTitle();
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return true;
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}
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scaleX = Math.min(MAX_SCALE_X, Math.max(MIN_SCALE_X, scaleX));
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if (scaleX != mTextScaleXDelta) {
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mTextScaleXDelta = scaleX;
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mColumn1.setTextScaleX(1 + scaleX / SCALE_X_RANGE);
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mColumn2.setTextScaleX(1 + scaleX / SCALE_X_RANGE);
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updateTitle();
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return true;
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}
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return super.onKeyDown(keyCode, event);
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}
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// default to gamma of 1.0
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private int mGamma = Math.round(1.0f * GAMMA_RANGE);
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private void changeGamma(int delta) {
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int gamma = Math.min(MAX_GAMMA, Math.max(MIN_GAMMA, mGamma + delta));
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if (gamma != mGamma) {
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mGamma = gamma;
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updateTitle();
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float blackGamma = mGamma / GAMMA_RANGE;
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Typeface.setGammaForText(blackGamma, 1 / blackGamma);
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mContentView.invalidate();
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}
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}
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private void setFont(TextView t, TextView f, Map extras) {
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int style = ((Integer)extras.get("style")).intValue();
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String font = (String)extras.get("font");
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t.setTypeface(Typeface.create(font, style));
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f.setText((String)extras.get("title"));
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}
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MenuItem.OnMenuItemClickListener mTextCallback = new MenuItem.OnMenuItemClickListener() {
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public boolean onMenuItemClick(MenuItem item) {
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mTextIndex += 1;
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updateText();
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return true;
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}
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};
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private static final int BACKGROUND_PICKED = 1;
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private TextView mColumn1;
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private TextView mColumn2;
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private View mContentView;
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private int mFontIndex = FONT_INDEX_SANS;
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private int mFontStyle = Typeface.NORMAL;
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private int mFontSize = 18;
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private int mTextIndex;
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private int mTextScaleXDelta;
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}
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