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/*
* Copyright (c) 2015, The Linux Foundation. All rights reserved.
* Not a Contribution
*
* Copyright (C) 2012 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.gallery3d.ui;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Bitmap.Config;
import android.graphics.Canvas;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.text.TextPaint;
import android.text.TextUtils;
import android.view.View;
import com.android.gallery3d.util.ThreadPool;
import com.android.gallery3d.util.ThreadPool.JobContext;
import com.android.photos.data.GalleryBitmapPool;
import org.codeaurora.gallery.R;
import java.util.Locale;
public class TimeLineTitleMaker {
private final String TAG = "TimelineTitleMaker";
private static final int BORDER_SIZE = 0;
private final TimeLineSlotRenderer.LabelSpec mSpec;
private final TextPaint mTitlePaint;
private final TextPaint mCountPaint;
private final Context mContext;
private final TimeLineSlotView mTimeLineSlotView;
private final int TIMELINETITLE_START_X;
public TimeLineTitleMaker(Context context, TimeLineSlotRenderer.LabelSpec spec, TimeLineSlotView slotView) {
mContext = context;
mSpec = spec;
mTimeLineSlotView = slotView;
mTitlePaint = getTextPaint(spec.timeLineTitleFontSize, spec.timeLineTitleTextColor , true);
mCountPaint = getTextPaint(spec.timeLineTitleFontSize, spec.timeLineNumberTextColor, true);
TIMELINETITLE_START_X = context.getResources().getDimensionPixelSize(
R.dimen.timeline_title_margin);
}
private static TextPaint getTextPaint(
int textSize, int color, boolean isBold) {
TextPaint paint = new TextPaint();
paint.setTextSize(textSize);
paint.setAntiAlias(true);
paint.setColor(color);
paint.setTypeface(Typeface.SANS_SERIF);
if (isBold) {
paint.setTypeface(Typeface.defaultFromStyle(Typeface.BOLD));
}
return paint;
}
public ThreadPool.Job<Bitmap> requestTimeLineTitle( String title,
int photoCount, int videoCount) {
return new TimeLineTitle(title,photoCount, videoCount, mContext );
}
static void drawText(Canvas canvas,
int x, int y, String text, int lengthLimit, TextPaint p) {
canvas.drawText(text, x, y - p.getFontMetricsInt().ascent, p);
}
private class TimeLineTitle implements ThreadPool.Job<Bitmap> {
private String mTitle;
private int mVideoCount;
private int mImageCount;
private Context mContext;
public TimeLineTitle(String title, int imageCount, int videoCount, Context context) {
mTitle = title;
mImageCount = imageCount;
mVideoCount = videoCount;
mContext = context;
}
@Override
public Bitmap run(JobContext jc) {
TimeLineSlotRenderer.LabelSpec spec = mSpec;
Bitmap bitmap;
int width = mTimeLineSlotView.getTitleWidth();
int height= spec.timeLineTitleHeight;
synchronized (this) {
bitmap = GalleryBitmapPool.getInstance().get(width, height);
}
if (bitmap == null) {
int borders = 2 * BORDER_SIZE;
bitmap = Bitmap.createBitmap(width + borders,
height + borders, Config.ARGB_8888);
}
if (bitmap == null) {
return null;
}
Canvas canvas = new Canvas(bitmap);
canvas.clipRect(BORDER_SIZE, BORDER_SIZE,
bitmap.getWidth() - BORDER_SIZE,
bitmap.getHeight() - BORDER_SIZE);
canvas.drawColor(mSpec.timeLineTitleBackgroundColor, PorterDuff.Mode.SRC);
canvas.translate(BORDER_SIZE, BORDER_SIZE);
StringBuilder sb = new StringBuilder();
if(mImageCount != 0) {
sb.append(mContext.getResources().getQuantityString(R.plurals.number_of_photos, mImageCount, mImageCount));
if(mVideoCount!=0) {
sb.append(" " +mContext.getResources().getQuantityString(
R.plurals.number_of_videos, mVideoCount, mVideoCount));
}
} else {
if(mVideoCount != 0) {
sb.append(mContext.getResources().getQuantityString(
R.plurals.number_of_videos, mVideoCount, mVideoCount));
}
}
String countString = sb.toString();
if (jc.isCancelled()) return null;
int x;
int y = 0;
if (mTitle != null) {
mTitle = mTitle.toUpperCase();
x = TIMELINETITLE_START_X;
y = (height - spec.timeLineTitleFontSize)/2;
// re-calculate x for RTL
if (View.LAYOUT_DIRECTION_RTL == TextUtils
.getLayoutDirectionFromLocale(Locale.getDefault())) {
Rect titleBounds = new Rect();
mTitlePaint.getTextBounds(
mTitle, 0, mTitle.length(), titleBounds);
int w = titleBounds.width();
x = width - mTitle.length() - w;
}
drawText(canvas, x, y, mTitle, width-x, mTitlePaint);
}
if (countString != null) {
Rect mediaCountBounds = new Rect();
mCountPaint.getTextBounds(
countString, 0, countString.length(), mediaCountBounds);
int w = mediaCountBounds.width();
y = (height - spec.timeLineTitleFontSize)/2;
x = width - TIMELINETITLE_START_X - w;
// re-calculate x for RTL
if (View.LAYOUT_DIRECTION_RTL == TextUtils
.getLayoutDirectionFromLocale(Locale.getDefault())) {
x = TIMELINETITLE_START_X;
}
drawText(canvas, x, y, countString,
width - x, mCountPaint);
}
return bitmap;
}
}
}
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