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Commit 4b3b3e1e authored by Winson Chung's avatar Winson Chung Committed by Hongwei Wang
Browse files

Adding compat calls for building with UB

Bug: 143965596
Test: Build and verify on ub branch that pip animation still works
Change-Id: I1da328e74403c3d834b41bc12f4c2fcf1f1c3afb
parent 80944216
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+74 −0
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/*
 * Copyright (C) 2020 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.shared.pip;

import android.graphics.Matrix;
import android.graphics.Rect;
import android.graphics.RectF;
import android.view.SurfaceControl;

/**
 * TODO(b/171721389): unify this class with
 * {@link com.android.wm.shell.pip.PipSurfaceTransactionHelper}, for instance, there should be one
 * source of truth on enabling/disabling and the actual value of corner radius.
 */
public class PipSurfaceTransactionHelper {
    private final Matrix mTmpTransform = new Matrix();
    private final float[] mTmpFloat9 = new float[9];
    private final RectF mTmpSourceRectF = new RectF();
    private final Rect mTmpDestinationRect = new Rect();

    public void scaleAndCrop(SurfaceControl.Transaction tx, SurfaceControl leash,
            Rect sourceBounds, Rect destinationBounds, Rect insets) {
        mTmpSourceRectF.set(sourceBounds);
        mTmpDestinationRect.set(sourceBounds);
        mTmpDestinationRect.inset(insets);
        // Scale by the shortest edge and offset such that the top/left of the scaled inset
        // source rect aligns with the top/left of the destination bounds
        final float scale = sourceBounds.width() <= sourceBounds.height()
                ? (float) destinationBounds.width() / sourceBounds.width()
                : (float) destinationBounds.height() / sourceBounds.height();
        final float left = destinationBounds.left - insets.left * scale;
        final float top = destinationBounds.top - insets.top * scale;
        mTmpTransform.setScale(scale, scale);
        tx.setMatrix(leash, mTmpTransform, mTmpFloat9)
                .setWindowCrop(leash, mTmpDestinationRect)
                .setPosition(leash, left, top);
    }

    public void reset(SurfaceControl.Transaction tx, SurfaceControl leash, Rect destinationBounds) {
        resetScale(tx, leash, destinationBounds);
        resetCornerRadius(tx, leash);
        crop(tx, leash, destinationBounds);
    }

    public void resetScale(SurfaceControl.Transaction tx, SurfaceControl leash,
            Rect destinationBounds) {
        tx.setMatrix(leash, Matrix.IDENTITY_MATRIX, mTmpFloat9)
                .setPosition(leash, destinationBounds.left, destinationBounds.top);
    }

    public void resetCornerRadius(SurfaceControl.Transaction tx, SurfaceControl leash) {
        tx.setCornerRadius(leash, 0);
    }

    public void crop(SurfaceControl.Transaction tx, SurfaceControl leash,
            Rect destinationBounds) {
        tx.setWindowCrop(leash, destinationBounds.width(), destinationBounds.height())
                .setPosition(leash, destinationBounds.left, destinationBounds.top);
    }
}
+19 −0
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@@ -17,8 +17,11 @@
package com.android.systemui.shared.system;

import android.app.ActivityManager;
import android.app.PictureInPictureParams;
import android.app.TaskInfo;
import android.content.ComponentName;
import android.content.pm.ActivityInfo;
import android.graphics.Rect;

public class TaskInfoCompat {

@@ -34,6 +37,10 @@ public class TaskInfoCompat {
        return info.configuration.windowConfiguration.getWindowingMode();
    }

    public static Rect getWindowConfigurationBounds(TaskInfo info) {
        return info.configuration.windowConfiguration.getBounds();
    }

    public static boolean supportsSplitScreenMultiWindow(TaskInfo info) {
        return info.supportsSplitScreenMultiWindow;
    }
@@ -45,4 +52,16 @@ public class TaskInfoCompat {
    public static ActivityManager.TaskDescription getTaskDescription(TaskInfo info) {
        return info.taskDescription;
    }

    public static ActivityInfo getTopActivityInfo(TaskInfo info) {
        return info.topActivityInfo;
    }

    public static boolean isAutoEnterPipEnabled(PictureInPictureParams params) {
        return params.isAutoEnterEnabled();
    }

    public static Rect getPipSourceRectHint(PictureInPictureParams params) {
        return params.getSourceRectHint();
    }
}