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/*
* 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.rastermill.samples;
import android.app.Activity;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.rastermill.FrameSequence;
import android.support.rastermill.FrameSequenceDrawable;
import android.view.View;
import android.widget.ImageView;
import android.widget.Toast;
import java.io.InputStream;
import java.util.HashSet;
public class AnimatedGifTest extends Activity {
FrameSequenceDrawable mDrawable;
// This provider is entirely unnecessary, just here to validate the acquire/release process
private class CheckingProvider implements FrameSequenceDrawable.BitmapProvider {
HashSet<Bitmap> mBitmaps = new HashSet<Bitmap>();
@Override
public Bitmap acquireBitmap(int minWidth, int minHeight) {
Bitmap bitmap =
Bitmap.createBitmap(minWidth + 1, minHeight + 4, Bitmap.Config.ARGB_8888);
mBitmaps.add(bitmap);
return bitmap;
}
@Override
public void releaseBitmap(Bitmap bitmap) {
if (!mBitmaps.contains(bitmap)) throw new IllegalStateException();
mBitmaps.remove(bitmap);
bitmap.recycle();
}
public boolean isEmpty() {
return mBitmaps.isEmpty();
}
}
final CheckingProvider mProvider = new CheckingProvider();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.basic_test_activity);
findViewById(R.id.start).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mDrawable.start();
}
});
findViewById(R.id.stop).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mDrawable.stop();
}
});
findViewById(R.id.vis).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mDrawable.setVisible(true, true);
}
});
findViewById(R.id.invis).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mDrawable.setVisible(false, true);
}
});
}
@Override
protected void onResume() {
super.onResume();
ImageView imageView = (ImageView) findViewById(R.id.imageview);
InputStream is = getResources().openRawResource(R.raw.animated);
FrameSequence fs = FrameSequence.decodeStream(is);
mDrawable = new FrameSequenceDrawable(fs, mProvider);
mDrawable.setOnFinishedListener(new FrameSequenceDrawable.OnFinishedListener() {
@Override
public void onFinished(FrameSequenceDrawable drawable) {
Toast.makeText(getApplicationContext(),
"THE ANIMATION HAS FINISHED", Toast.LENGTH_SHORT).show();
}
});
imageView.setImageDrawable(mDrawable);
}
@Override
protected void onPause() {
super.onPause();
ImageView imageView = (ImageView) findViewById(R.id.imageview);
mDrawable.destroy();
if (!mProvider.isEmpty()) throw new IllegalStateException("All bitmaps not recycled");
mDrawable = null;
imageView.setImageDrawable(null);
}
}
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