/*
* Copyright (C) 2010-2013 Geometer Plus <contact@geometerplus.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
package org.geometerplus.android.fbreader.preferences;
import org.geometerplus.zlibrary.core.options.ZLIntegerRangeOption;
import org.geometerplus.zlibrary.core.resources.ZLResource;
import android.content.Context;
import android.content.DialogInterface;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.preference.DialogPreference;
import android.view.View;
import android.widget.SeekBar;
import com.yamin.reader.R;
class AnimationSpeedPreference extends DialogPreference {
private final ZLIntegerRangeOption myOption;
private final ZLResource myResource;
private SeekBar mySlider;
AnimationSpeedPreference(Context context, ZLResource resource, String resourceKey, ZLIntegerRangeOption option) {
super(context, null);
myOption = option;
myResource = resource.getResource(resourceKey);
final String title = myResource.getValue();
setTitle(title);
setDialogTitle(title);
setDialogLayoutResource(R.layout.animation_speed_dialog);
final ZLResource buttonResource = ZLResource.resource("dialog").getResource("button");
setPositiveButtonText(buttonResource.getResource("ok").getValue());
setNegativeButtonText(buttonResource.getResource("cancel").getValue());
}
@Override
protected void onBindDialogView(View view) {
mySlider = (SeekBar)view.findViewById(R.id.animation_speed_slider);
mySlider.setMax(myOption.MaxValue - myOption.MinValue);
mySlider.setProgress(myOption.getValue() - myOption.MinValue);
mySlider.setProgressDrawable(new SeekBarDrawable());
super.onBindDialogView(view);
}
@Override
public void onClick(DialogInterface dialog, int which) {
if (which == DialogInterface.BUTTON_POSITIVE) {
myOption.setValue(myOption.MinValue + mySlider.getProgress());
}
}
private class SeekBarDrawable extends Drawable {
private final Drawable myBase;
private final Paint myPaint;
private final Paint myOutlinePaint;
public SeekBarDrawable() {
myBase = mySlider.getProgressDrawable();
myPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
myPaint.setTypeface(Typeface.DEFAULT_BOLD);
myPaint.setColor(Color.BLACK);
myPaint.setAlpha(255);
myOutlinePaint = new Paint(myPaint);
myOutlinePaint.setStyle(Paint.Style.STROKE);
myOutlinePaint.setStrokeWidth(3);
myOutlinePaint.setColor(0xFFAAAAAA);
}
@Override
protected void onBoundsChange(Rect bounds) {
myBase.setBounds(bounds);
}
@Override
protected boolean onStateChange(int[] state) {
invalidateSelf();
return false;
}
@Override
public boolean isStateful() {
return true;
}
@Override
protected boolean onLevelChange(int level) {
return myBase.setLevel(level);
}
@Override
public void draw(Canvas canvas) {
myBase.draw(canvas);
final Rect bounds = getBounds();
final int textSize = bounds.height() * 2 / 3;
myPaint.setTextSize(textSize);
myOutlinePaint.setTextSize(textSize);
final Rect textBounds = new Rect();
myPaint.getTextBounds("a", 0, 1, textBounds);
final float y = bounds.height() / 2 + textBounds.height();
final int progress = mySlider.getProgress();
final int max = mySlider.getMax();
if (progress >= max / 3) {
final String text = myResource.getResource("slow").getValue();
//final float textWidth = myOutlinePaint.measureText(text);
final float x = 6;
canvas.drawText(text, x, y, myOutlinePaint);
canvas.drawText(text, x, y, myPaint);
}
if (progress <= 2 * max / 3) {
final String text = myResource.getResource("fast").getValue();
final float textWidth = myOutlinePaint.measureText(text);
final float x = bounds.width() - textWidth - 6;
canvas.drawText(text, x, y, myOutlinePaint);
canvas.drawText(text, x, y, myPaint);
}
}
@Override
public int getOpacity() {
return PixelFormat.TRANSLUCENT;
}
@Override
public void setAlpha(int alpha) {
}
@Override
public void setColorFilter(ColorFilter cf) {
}
}
}