| /* |
| * Copyright 2018 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 androidx.slice.render; |
| |
| import static android.view.View.MeasureSpec.makeMeasureSpec; |
| |
| import android.app.Activity; |
| import android.app.ProgressDialog; |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.util.Log; |
| import android.util.TypedValue; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| import androidx.recyclerview.widget.RecyclerView; |
| import androidx.slice.Slice; |
| import androidx.slice.SliceProvider; |
| import androidx.slice.SliceUtils; |
| import androidx.slice.view.test.R; |
| import androidx.slice.widget.SliceLiveData; |
| import androidx.slice.widget.SliceView; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| |
| public class SliceRenderer { |
| |
| private static final String TAG = "SliceRenderer"; |
| public static final String SCREENSHOT_DIR = "slice-screenshots"; |
| |
| private static final int MAX_CONCURRENT = 5; |
| |
| private static File sScreenshotDirectory; |
| |
| private final Object mRenderLock = new Object(); |
| |
| private final Activity mContext; |
| private final View mLayout; |
| private final SliceView mSV1; |
| private final SliceView mSV2; |
| private final SliceView mSV3; |
| private final ViewGroup mParent; |
| private final Handler mHandler; |
| private final SliceCreator mSliceCreator; |
| private CountDownLatch mDoneLatch; |
| |
| public SliceRenderer(Activity context) { |
| mContext = context; |
| mParent = new ViewGroup(mContext) { |
| @Override |
| protected void onLayout(boolean changed, int l, int t, int r, int b) { |
| int width = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1000, |
| mContext.getResources().getDisplayMetrics()); |
| int height = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 330, |
| mContext.getResources().getDisplayMetrics()); |
| mLayout.measure(makeMeasureSpec(width, View.MeasureSpec.EXACTLY), |
| makeMeasureSpec(height, View.MeasureSpec.EXACTLY)); |
| mLayout.layout(0, 0, width, height); |
| } |
| |
| @Override |
| protected boolean drawChild(Canvas canvas, View child, long drawingTime) { |
| return false; |
| } |
| }; |
| mLayout = LayoutInflater.from(context).inflate(R.layout.render_layout, null); |
| mSV1 = mLayout.findViewById(R.id.sv1); |
| mSV1.setMode(SliceView.MODE_SHORTCUT); |
| mSV2 = mLayout.findViewById(R.id.sv2); |
| mSV2.setMode(SliceView.MODE_SMALL); |
| mSV3 = mLayout.findViewById(R.id.sv3); |
| mSV3.setMode(SliceView.MODE_LARGE); |
| disableAnims(mLayout); |
| mHandler = new Handler(); |
| ((ViewGroup) mContext.getWindow().getDecorView()).addView(mParent); |
| mParent.addView(mLayout); |
| SliceProvider.setSpecs(SliceLiveData.SUPPORTED_SPECS); |
| mSliceCreator = new SliceCreator(mContext); |
| } |
| |
| private void disableAnims(View view) { |
| if (view instanceof RecyclerView) { |
| ((RecyclerView) view).setItemAnimator(null); |
| } |
| if (view instanceof ViewGroup) { |
| ViewGroup viewGroup = (ViewGroup) view; |
| for (int i = 0; i < viewGroup.getChildCount(); i++) { |
| disableAnims(viewGroup.getChildAt(i)); |
| } |
| } |
| } |
| |
| |
| private File getScreenshotDirectory() { |
| if (sScreenshotDirectory == null) { |
| File storage = mContext.getDataDir(); |
| sScreenshotDirectory = new File(storage, SCREENSHOT_DIR); |
| if (!sScreenshotDirectory.exists()) { |
| if (!sScreenshotDirectory.mkdirs()) { |
| throw new RuntimeException( |
| "Failed to create a screenshot directory."); |
| } |
| } |
| } |
| return sScreenshotDirectory; |
| } |
| |
| |
| private void doRender() { |
| final File output = getScreenshotDirectory(); |
| if (!output.exists()) { |
| output.mkdir(); |
| } |
| mDoneLatch = new CountDownLatch(SliceCreator.URI_PATHS.length * 2 + 2); |
| |
| ExecutorService executor = Executors.newFixedThreadPool(5); |
| for (final String slice : SliceCreator.URI_PATHS) { |
| final Slice s = mSliceCreator.onBindSlice(SliceCreator.getUri(slice, mContext)); |
| |
| executor.execute(new Runnable() { |
| @Override |
| public void run() { |
| doRender(slice, s, new File(output, String.format("%s.png", slice)), |
| true /* scrollable */); |
| } |
| }); |
| final Slice serialized = serAndUnSer(s); |
| executor.execute(new Runnable() { |
| @Override |
| public void run() { |
| doRender(slice + "-ser", serialized, new File(output, String.format( |
| "%s-serialized.png", slice)), true /* scrollable */); |
| } |
| }); |
| if (slice.equals("wifi") || slice.equals("wifi2")) { |
| // Test scrolling |
| executor.execute(new Runnable() { |
| @Override |
| public void run() { |
| doRender(slice + "-ns", s, new File(output, String.format( |
| "%s-no-scroll.png", slice)), false /* scrollable */); |
| } |
| }); |
| } |
| } |
| try { |
| mDoneLatch.await(); |
| } catch (InterruptedException e) { |
| } |
| Log.d(TAG, "Wrote render to " + output.getAbsolutePath()); |
| mContext.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| ((ViewGroup) mParent.getParent()).removeView(mParent); |
| } |
| }); |
| } |
| |
| private Slice serAndUnSer(Slice s) { |
| try { |
| ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); |
| SliceUtils.serializeSlice(s, mContext, outputStream, "UTF-8", |
| new SliceUtils.SerializeOptions() |
| .setImageMode(SliceUtils.SerializeOptions.MODE_CONVERT) |
| .setActionMode(SliceUtils.SerializeOptions.MODE_CONVERT)); |
| |
| byte[] bytes = outputStream.toByteArray(); |
| ByteArrayInputStream inputStream = new ByteArrayInputStream(bytes); |
| return SliceUtils.parseSlice(mContext, inputStream, "UTF-8", |
| new SliceUtils.SliceActionListener() { |
| @Override |
| public void onSliceAction(Uri actionUri) { |
| } |
| }); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| private void doRender(final String slice, final Slice s, final File file, |
| final boolean scrollable) { |
| Log.d(TAG, "Rendering " + slice + " to " + file.getAbsolutePath()); |
| |
| try { |
| final CountDownLatch l = new CountDownLatch(1); |
| final Bitmap[] b = new Bitmap[1]; |
| synchronized (mRenderLock) { |
| mContext.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| mSV1.setSlice(s); |
| mSV2.setSlice(s); |
| mSV3.setSlice(s); |
| mSV3.setScrollable(scrollable); |
| mSV1.addOnLayoutChangeListener(new View.OnLayoutChangeListener() { |
| @Override |
| public void onLayoutChange(View v, int left, int top, int right, |
| int bottom, |
| int oldLeft, int oldTop, int oldRight, int oldBottom) { |
| mSV1.removeOnLayoutChangeListener(this); |
| mSV1.postDelayed(new Runnable() { |
| @Override |
| public void run() { |
| Log.d(TAG, "Drawing " + slice); |
| b[0] = Bitmap.createBitmap(mLayout.getMeasuredWidth(), |
| mLayout.getMeasuredHeight(), |
| Bitmap.Config.ARGB_8888); |
| |
| mLayout.draw(new Canvas(b[0])); |
| l.countDown(); |
| } |
| }, 10); |
| } |
| }); |
| } |
| }); |
| l.await(); |
| } |
| doCompress(slice, b[0], new FileOutputStream(file)); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| private void doCompress(final String slice, final Bitmap b, final FileOutputStream s) { |
| Log.d(TAG, "Compressing " + slice); |
| if (!b.compress(Bitmap.CompressFormat.PNG, 100, s)) { |
| throw new RuntimeException("Unable to compress"); |
| } |
| |
| b.recycle(); |
| mDoneLatch.countDown(); |
| Log.d(TAG, "Done " + slice); |
| } |
| |
| public void renderAll(final Runnable runnable) { |
| final ProgressDialog dialog = ProgressDialog.show(mContext, null, "Rendering..."); |
| new Thread(new Runnable() { |
| @Override |
| public void run() { |
| doRender(); |
| mContext.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| dialog.dismiss(); |
| runnable.run(); |
| } |
| }); |
| } |
| }).start(); |
| } |
| } |