| /* |
| * Copyright (C) 2021 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.quickstep; |
| |
| import static com.android.launcher3.states.RotationHelper.deltaRotation; |
| import static com.android.quickstep.util.RecentsOrientedState.postDisplayRotation; |
| |
| import android.graphics.Matrix; |
| import android.graphics.RectF; |
| import android.util.Log; |
| import android.view.MotionEvent; |
| |
| public class OrientationRectF extends RectF { |
| |
| private static final String TAG = "OrientationRectF"; |
| private static final boolean DEBUG = false; |
| |
| private final int mRotation; |
| private final float mHeight; |
| private final float mWidth; |
| |
| private final Matrix mTmpMatrix = new Matrix(); |
| private final float[] mTmpPoint = new float[2]; |
| |
| public OrientationRectF(float left, float top, float right, float bottom, int rotation) { |
| super(left, top, right, bottom); |
| mRotation = rotation; |
| mHeight = bottom; |
| mWidth = right; |
| } |
| |
| @Override |
| public String toString() { |
| String s = super.toString(); |
| s += " rotation: " + mRotation; |
| return s; |
| } |
| |
| @Override |
| public boolean contains(float x, float y) { |
| // Mark bottom right as included in the Rect (copied from Rect src, added "=" in "<=") |
| return left < right && top < bottom // check for empty first |
| && x >= left && x <= right && y >= top && y <= bottom; |
| } |
| |
| public boolean applyTransformFromRotation(MotionEvent event, int currentRotation, |
| boolean forceTransform) { |
| return applyTransform(event, deltaRotation(currentRotation, mRotation), forceTransform); |
| } |
| |
| public boolean applyTransformToRotation(MotionEvent event, int currentRotation, |
| boolean forceTransform) { |
| return applyTransform(event, deltaRotation(mRotation, currentRotation), forceTransform); |
| } |
| |
| private boolean applyTransform(MotionEvent event, int deltaRotation, boolean forceTransform) { |
| mTmpMatrix.reset(); |
| postDisplayRotation(deltaRotation, mHeight, mWidth, mTmpMatrix); |
| if (forceTransform) { |
| if (DEBUG) { |
| Log.d(TAG, "Transforming rotation due to forceTransform, " |
| + "deltaRotation: " + deltaRotation |
| + "mRotation: " + mRotation |
| + " this: " + this); |
| } |
| event.applyTransform(mTmpMatrix); |
| return true; |
| } |
| mTmpPoint[0] = event.getX(); |
| mTmpPoint[1] = event.getY(); |
| mTmpMatrix.mapPoints(mTmpPoint); |
| |
| if (DEBUG) { |
| Log.d(TAG, "original: " + event.getX() + ", " + event.getY() |
| + " new: " + mTmpPoint[0] + ", " + mTmpPoint[1] |
| + " rect: " + this + " forceTransform: " + forceTransform |
| + " contains: " + contains(mTmpPoint[0], mTmpPoint[1]) |
| + " this: " + this); |
| } |
| |
| if (contains(mTmpPoint[0], mTmpPoint[1])) { |
| event.applyTransform(mTmpMatrix); |
| return true; |
| } |
| return false; |
| } |
| |
| int getRotation() { |
| return mRotation; |
| } |
| } |