/*
* 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;
}