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/*
* Copyright (C) 2017 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.server.wm;
import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
import static android.content.res.Configuration.ORIENTATION_PORTRAIT;
import static android.graphics.GraphicBuffer.USAGE_HW_TEXTURE;
import static android.graphics.GraphicBuffer.USAGE_SW_READ_RARELY;
import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;
import android.app.ActivityManager.TaskSnapshot;
import android.content.ComponentName;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.ColorSpace;
import android.graphics.GraphicBuffer;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.os.UserManager;
import org.junit.After;
import org.junit.Before;
import java.io.File;
/**
* Base class for tests that use a {@link TaskSnapshotPersister}.
*/
class TaskSnapshotPersisterTestBase extends WindowTestsBase {
private static final Rect TEST_INSETS = new Rect(10, 20, 30, 40);
static final File FILES_DIR = getInstrumentation().getTargetContext().getFilesDir();
TaskSnapshotPersister mPersister;
TaskSnapshotLoader mLoader;
int mTestUserId;
@Before
public void setUp() {
final UserManager um = UserManager.get(getInstrumentation().getTargetContext());
mTestUserId = um.getUserHandle();
mPersister = new TaskSnapshotPersister(mWm, userId -> FILES_DIR);
mLoader = new TaskSnapshotLoader(mPersister);
mPersister.start();
}
@After
public void tearDown() {
cleanDirectory();
}
private void cleanDirectory() {
final File[] files = new File(FILES_DIR, "snapshots").listFiles();
if (files == null) {
return;
}
for (File file : files) {
if (!file.isDirectory()) {
file.delete();
}
}
}
TaskSnapshot createSnapshot() {
return new TaskSnapshotBuilder()
.build();
}
/**
* Builds a TaskSnapshot.
*/
static class TaskSnapshotBuilder {
private float mScale = 1f;
private boolean mReducedResolution = false;
private boolean mIsRealSnapshot = true;
private boolean mIsTranslucent = false;
private int mWindowingMode = WINDOWING_MODE_FULLSCREEN;
private int mSystemUiVisibility = 0;
TaskSnapshotBuilder setScale(float scale) {
mScale = scale;
return this;
}
TaskSnapshotBuilder setReducedResolution(boolean reducedResolution) {
mReducedResolution = reducedResolution;
return this;
}
TaskSnapshotBuilder setIsRealSnapshot(boolean isRealSnapshot) {
mIsRealSnapshot = isRealSnapshot;
return this;
}
TaskSnapshotBuilder setIsTranslucent(boolean isTranslucent) {
mIsTranslucent = isTranslucent;
return this;
}
TaskSnapshotBuilder setWindowingMode(int windowingMode) {
mWindowingMode = windowingMode;
return this;
}
TaskSnapshotBuilder setSystemUiVisibility(int systemUiVisibility) {
mSystemUiVisibility = systemUiVisibility;
return this;
}
TaskSnapshot build() {
final GraphicBuffer buffer = GraphicBuffer.create(100, 100, PixelFormat.RGBA_8888,
USAGE_HW_TEXTURE | USAGE_SW_READ_RARELY | USAGE_SW_READ_RARELY);
Canvas c = buffer.lockCanvas();
c.drawColor(Color.RED);
buffer.unlockCanvasAndPost(c);
return new TaskSnapshot(new ComponentName("", ""), buffer,
ColorSpace.get(ColorSpace.Named.SRGB), ORIENTATION_PORTRAIT, TEST_INSETS,
mReducedResolution, mScale, mIsRealSnapshot,
mWindowingMode, mSystemUiVisibility, mIsTranslucent);
}
}
}
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