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/*
* 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.test.hwuicompare;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import com.android.test.hwuicompare.R;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.os.Handler;
import android.os.Trace;
import android.util.Log;
import android.view.View;
abstract public class CompareActivity extends Activity {
private static final String LOG_TAG = "CompareActivity";
protected MainView mHardwareView = null;
protected Bitmap mSoftwareBitmap;
protected Bitmap mHardwareBitmap;
protected ErrorCalculator mErrorCalculator;
protected Handler mHandler;
Runnable mDrawCallback = null;
protected boolean mRedrewFlag = true;
protected void onCreateCommon(final Runnable postDrawCallback) {
mDrawCallback = new Runnable() {
@Override
public void run() {
mRedrewFlag = true;
mHandler.post(postDrawCallback);
};
};
getWindow().setBackgroundDrawable(new ColorDrawable(0xffefefef));
ResourceModifiers.init(getResources());
mHardwareView = (MainView) findViewById(R.id.hardware_view);
mHardwareView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
mHardwareView.setBackgroundColor(Color.WHITE);
mHardwareView.addDrawCallback(mDrawCallback);
int width = getResources().getDimensionPixelSize(R.dimen.layer_width);
int height = getResources().getDimensionPixelSize(R.dimen.layer_height);
mSoftwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
mHardwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
mErrorCalculator = new ErrorCalculator(getApplicationContext(), getResources());
mHandler = new Handler();
}
protected abstract boolean forceRecreateBitmaps();
protected void loadBitmaps() {
Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "loadBitmaps");
if (forceRecreateBitmaps()) {
int width = mSoftwareBitmap.getWidth();
int height = mSoftwareBitmap.getHeight();
mSoftwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
mHardwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
}
Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "softwareDraw");
mHardwareView.draw(new Canvas(mSoftwareBitmap));
Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
try {
Method getHardwareLayer = View.class.getDeclaredMethod("getHardwareLayer");
if (!getHardwareLayer.isAccessible())
getHardwareLayer.setAccessible(true);
Object hardwareLayer = getHardwareLayer.invoke(mHardwareView);
if (hardwareLayer == null) {
Log.d(LOG_TAG, "failure to access hardware layer");
return;
}
Method copyInto = hardwareLayer.getClass().getSuperclass()
.getDeclaredMethod("copyInto", Bitmap.class);
if (!copyInto.isAccessible())
copyInto.setAccessible(true);
Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "copyInto");
boolean success = (Boolean) copyInto.invoke(hardwareLayer, mHardwareBitmap);
Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
if (!success) {
Log.d(LOG_TAG, "failure to copy hardware layer into bitmap");
}
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
}
}
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