Reduce memory usage of default thumbnail (9926272f) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/recent/ColorDrawableWithDimensions.java

0 → 100644

+40 −0

Original line number	Original line	Diff line number	Diff line
			/*
			* Copyright (C) 2013 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.systemui.recent;

			import android.graphics.drawable.ColorDrawable;

			public class ColorDrawableWithDimensions extends ColorDrawable {
			private int mWidth;
			private int mHeight;

			public ColorDrawableWithDimensions(int color, int width, int height) {
			super(color);
			mWidth = width;
			mHeight = height;
			}

			@Override
			public int getIntrinsicWidth() {
			return mWidth;
			}

			@Override
			public int getIntrinsicHeight() {
			return mHeight;
			}
			}

packages/SystemUI/src/com/android/systemui/recent/RecentTasksLoader.java

+8 −10

Original line number	Original line	Diff line number	Diff line
	@@ -25,7 +25,7 @@ import android.content.pm.PackageManager;
	import android.content.pm.ResolveInfo;		import android.content.pm.ResolveInfo;
	import android.content.res.Resources;		import android.content.res.Resources;
	import android.graphics.Bitmap;		import android.graphics.Bitmap;
	import android.graphics.Canvas;		import android.graphics.drawable.BitmapDrawable;
	import android.graphics.drawable.Drawable;		import android.graphics.drawable.Drawable;
	import android.os.AsyncTask;		import android.os.AsyncTask;
	import android.os.Handler;		import android.os.Handler;
	@@ -62,8 +62,8 @@ public class RecentTasksLoader implements View.OnTouchListener {
	private Handler mHandler;		private Handler mHandler;

	private int mIconDpi;		private int mIconDpi;
	private Bitmap mDefaultThumbnailBackground;		private ColorDrawableWithDimensions mDefaultThumbnailBackground;
	private Bitmap mDefaultIconBackground;		private ColorDrawableWithDimensions mDefaultIconBackground;
	private int mNumTasksInFirstScreenful = Integer.MAX_VALUE;		private int mNumTasksInFirstScreenful = Integer.MAX_VALUE;

	private boolean mFirstScreenful;		private boolean mFirstScreenful;
	@@ -100,7 +100,7 @@ public class RecentTasksLoader implements View.OnTouchListener {
	// Render default icon (just a blank image)		// Render default icon (just a blank image)
	int defaultIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.app_icon_size);		int defaultIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.app_icon_size);
	int iconSize = (int) (defaultIconSize * mIconDpi / res.getDisplayMetrics().densityDpi);		int iconSize = (int) (defaultIconSize * mIconDpi / res.getDisplayMetrics().densityDpi);
	mDefaultIconBackground = Bitmap.createBitmap(iconSize, iconSize, Bitmap.Config.ARGB_8888);		mDefaultIconBackground = new ColorDrawableWithDimensions(0x00000000, iconSize, iconSize);

	// Render the default thumbnail background		// Render the default thumbnail background
	int thumbnailWidth =		int thumbnailWidth =
	@@ -110,9 +110,7 @@ public class RecentTasksLoader implements View.OnTouchListener {
	int color = res.getColor(R.drawable.status_bar_recents_app_thumbnail_background);		int color = res.getColor(R.drawable.status_bar_recents_app_thumbnail_background);

	mDefaultThumbnailBackground =		mDefaultThumbnailBackground =
	Bitmap.createBitmap(thumbnailWidth, thumbnailHeight, Bitmap.Config.ARGB_8888);		new ColorDrawableWithDimensions(color, thumbnailWidth, thumbnailHeight);
	Canvas c = new Canvas(mDefaultThumbnailBackground);
	c.drawColor(color);
	}		}

	public void setRecentsPanel(RecentsPanelView newRecentsPanel, RecentsPanelView caller) {		public void setRecentsPanel(RecentsPanelView newRecentsPanel, RecentsPanelView caller) {
	@@ -125,11 +123,11 @@ public class RecentTasksLoader implements View.OnTouchListener {
	}		}
	}		}

	public Bitmap getDefaultThumbnail() {		public Drawable getDefaultThumbnail() {
	return mDefaultThumbnailBackground;		return mDefaultThumbnailBackground;
	}		}

	public Bitmap getDefaultIcon() {		public Drawable getDefaultIcon() {
	return mDefaultIconBackground;		return mDefaultIconBackground;
	}		}

	@@ -199,7 +197,7 @@ public class RecentTasksLoader implements View.OnTouchListener {
	+ td + ": " + thumbnail);		+ td + ": " + thumbnail);
	synchronized (td) {		synchronized (td) {
	if (thumbnail != null) {		if (thumbnail != null) {
	td.setThumbnail(thumbnail);		td.setThumbnail(new BitmapDrawable(mContext.getResources(), thumbnail));
	} else {		} else {
	td.setThumbnail(mDefaultThumbnailBackground);		td.setThumbnail(mDefaultThumbnailBackground);
	}		}

packages/SystemUI/src/com/android/systemui/recent/Recents.java

+11 −1

Original line number	Original line	Diff line number	Diff line
	@@ -22,7 +22,10 @@ import android.content.Intent;
	import android.content.res.Configuration;		import android.content.res.Configuration;
	import android.content.res.Resources;		import android.content.res.Resources;
	import android.graphics.Bitmap;		import android.graphics.Bitmap;
			import android.graphics.Canvas;
	import android.graphics.Paint;		import android.graphics.Paint;
			import android.graphics.drawable.BitmapDrawable;
			import android.graphics.drawable.Drawable;
	import android.os.UserHandle;		import android.os.UserHandle;
	import android.util.DisplayMetrics;		import android.util.DisplayMetrics;
	import android.util.Log;		import android.util.Log;
	@@ -68,7 +71,14 @@ public class Recents extends SystemUI implements RecentsComponent {
	}		}

	} else {		} else {
	Bitmap first = firstTask.getThumbnail();		Bitmap first = null;
			if (firstTask.getThumbnail() instanceof BitmapDrawable) {
			first = ((BitmapDrawable) firstTask.getThumbnail()).getBitmap();
			} else {
			first = Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888);
			Drawable d = RecentTasksLoader.getInstance(mContext).getDefaultThumbnail();
			d.draw(new Canvas(first));
			}
	final Resources res = mContext.getResources();		final Resources res = mContext.getResources();

	float thumbWidth = res		float thumbWidth = res

packages/SystemUI/src/com/android/systemui/recent/RecentsPanelView.java

+22 −18

Original line number	Original line	Diff line number	Diff line
	@@ -113,7 +113,7 @@ public class RecentsPanelView extends FrameLayout implements OnItemClickListener
	/* package */ final static class ViewHolder {		/* package */ final static class ViewHolder {
	View thumbnailView;		View thumbnailView;
	ImageView thumbnailViewImage;		ImageView thumbnailViewImage;
	Bitmap thumbnailViewImageBitmap;		Drawable thumbnailViewDrawable;
	ImageView iconView;		ImageView iconView;
	TextView labelView;		TextView labelView;
	TextView descriptionView;		TextView descriptionView;
	@@ -151,7 +151,7 @@ public class RecentsPanelView extends FrameLayout implements OnItemClickListener
	// the thumbnail later (if they both have the same dimensions)		// the thumbnail later (if they both have the same dimensions)
	updateThumbnail(holder, mRecentTasksLoader.getDefaultThumbnail(), false, false);		updateThumbnail(holder, mRecentTasksLoader.getDefaultThumbnail(), false, false);
	holder.iconView = (ImageView) convertView.findViewById(R.id.app_icon);		holder.iconView = (ImageView) convertView.findViewById(R.id.app_icon);
	holder.iconView.setImageBitmap(mRecentTasksLoader.getDefaultIcon());		holder.iconView.setImageDrawable(mRecentTasksLoader.getDefaultIcon());
	holder.labelView = (TextView) convertView.findViewById(R.id.app_label);		holder.labelView = (TextView) convertView.findViewById(R.id.app_label);
	holder.calloutLine = convertView.findViewById(R.id.recents_callout_line);		holder.calloutLine = convertView.findViewById(R.id.recents_callout_line);
	holder.descriptionView = (TextView) convertView.findViewById(R.id.app_description);		holder.descriptionView = (TextView) convertView.findViewById(R.id.app_description);
	@@ -227,7 +227,7 @@ public class RecentsPanelView extends FrameLayout implements OnItemClickListener
	public void recycleView(View v) {		public void recycleView(View v) {
	ViewHolder holder = (ViewHolder) v.getTag();		ViewHolder holder = (ViewHolder) v.getTag();
	updateThumbnail(holder, mRecentTasksLoader.getDefaultThumbnail(), false, false);		updateThumbnail(holder, mRecentTasksLoader.getDefaultThumbnail(), false, false);
	holder.iconView.setImageBitmap(mRecentTasksLoader.getDefaultIcon());		holder.iconView.setImageDrawable(mRecentTasksLoader.getDefaultIcon());
	holder.iconView.setVisibility(INVISIBLE);		holder.iconView.setVisibility(INVISIBLE);
	holder.iconView.animate().cancel();		holder.iconView.animate().cancel();
	holder.labelView.setText(null);		holder.labelView.setText(null);
	@@ -488,23 +488,23 @@ public class RecentsPanelView extends FrameLayout implements OnItemClickListener
	}		}
	}		}

	private void updateThumbnail(ViewHolder h, Bitmap thumbnail, boolean show, boolean anim) {		private void updateThumbnail(ViewHolder h, Drawable thumbnail, boolean show, boolean anim) {
	if (thumbnail != null) {		if (thumbnail != null) {
	// Should remove the default image in the frame		// Should remove the default image in the frame
	// that this now covers, to improve scrolling speed.		// that this now covers, to improve scrolling speed.
	// That can't be done until the anim is complete though.		// That can't be done until the anim is complete though.
	h.thumbnailViewImage.setImageBitmap(thumbnail);		h.thumbnailViewImage.setImageDrawable(thumbnail);

	// scale the image to fill the full width of the ImageView. do this only if		// scale the image to fill the full width of the ImageView. do this only if
	// we haven't set a bitmap before, or if the bitmap size has changed		// we haven't set a bitmap before, or if the bitmap size has changed
	if (h.thumbnailViewImageBitmap == null \|\|		if (h.thumbnailViewDrawable == null \|\|
	h.thumbnailViewImageBitmap.getWidth() != thumbnail.getWidth() \|\|		h.thumbnailViewDrawable.getIntrinsicWidth() != thumbnail.getIntrinsicWidth() \|\|
	h.thumbnailViewImageBitmap.getHeight() != thumbnail.getHeight()) {		h.thumbnailViewDrawable.getIntrinsicHeight() != thumbnail.getIntrinsicHeight()) {
	if (mFitThumbnailToXY) {		if (mFitThumbnailToXY) {
	h.thumbnailViewImage.setScaleType(ScaleType.FIT_XY);		h.thumbnailViewImage.setScaleType(ScaleType.FIT_XY);
	} else {		} else {
	Matrix scaleMatrix = new Matrix();		Matrix scaleMatrix = new Matrix();
	float scale = mThumbnailWidth / (float) thumbnail.getWidth();		float scale = mThumbnailWidth / (float) thumbnail.getIntrinsicWidth();
	scaleMatrix.setScale(scale, scale);		scaleMatrix.setScale(scale, scale);
	h.thumbnailViewImage.setScaleType(ScaleType.MATRIX);		h.thumbnailViewImage.setScaleType(ScaleType.MATRIX);
	h.thumbnailViewImage.setImageMatrix(scaleMatrix);		h.thumbnailViewImage.setImageMatrix(scaleMatrix);
	@@ -517,7 +517,7 @@ public class RecentsPanelView extends FrameLayout implements OnItemClickListener
	}		}
	h.thumbnailView.setVisibility(View.VISIBLE);		h.thumbnailView.setVisibility(View.VISIBLE);
	}		}
	h.thumbnailViewImageBitmap = thumbnail;		h.thumbnailViewDrawable = thumbnail;
	}		}
	}		}

	@@ -668,15 +668,19 @@ public class RecentsPanelView extends FrameLayout implements OnItemClickListener
	final Context context = view.getContext();		final Context context = view.getContext();
	final ActivityManager am = (ActivityManager)		final ActivityManager am = (ActivityManager)
	context.getSystemService(Context.ACTIVITY_SERVICE);		context.getSystemService(Context.ACTIVITY_SERVICE);
	Bitmap bm = holder.thumbnailViewImageBitmap;
	boolean usingDrawingCache;		Bitmap bm = null;
			boolean usingDrawingCache = true;
			if (holder.thumbnailViewDrawable instanceof BitmapDrawable) {
			bm = ((BitmapDrawable) holder.thumbnailViewDrawable).getBitmap();
	if (bm.getWidth() == holder.thumbnailViewImage.getWidth() &&		if (bm.getWidth() == holder.thumbnailViewImage.getWidth() &&
	bm.getHeight() == holder.thumbnailViewImage.getHeight()) {		bm.getHeight() == holder.thumbnailViewImage.getHeight()) {
	usingDrawingCache = false;		usingDrawingCache = false;
	} else {		}
			}
			if (usingDrawingCache) {
	holder.thumbnailViewImage.setDrawingCacheEnabled(true);		holder.thumbnailViewImage.setDrawingCacheEnabled(true);
	bm = holder.thumbnailViewImage.getDrawingCache();		bm = holder.thumbnailViewImage.getDrawingCache();
	usingDrawingCache = true;
	}		}
	Bundle opts = (bm == null) ?		Bundle opts = (bm == null) ?
	null :		null :

packages/SystemUI/src/com/android/systemui/recent/TaskDescription.java

+3 −3

Original line number	Original line	Diff line number	Diff line
	@@ -29,7 +29,7 @@ public final class TaskDescription {
	final String packageName; // used to override animations (see onClick())		final String packageName; // used to override animations (see onClick())
	final CharSequence description;		final CharSequence description;

	private Bitmap mThumbnail; // generated by Activity.onCreateThumbnail()		private Drawable mThumbnail; // generated by Activity.onCreateThumbnail()
	private Drawable mIcon; // application package icon		private Drawable mIcon; // application package icon
	private CharSequence mLabel; // application package label		private CharSequence mLabel; // application package label
	private boolean mLoaded;		private boolean mLoaded;
	@@ -85,11 +85,11 @@ public final class TaskDescription {
	mIcon = icon;		mIcon = icon;
	}		}

	public void setThumbnail(Bitmap thumbnail) {		public void setThumbnail(Drawable thumbnail) {
	mThumbnail = thumbnail;		mThumbnail = thumbnail;
	}		}

	public Bitmap getThumbnail() {		public Drawable getThumbnail() {
	return mThumbnail;		return mThumbnail;
	}		}
	}		}