1 /* 2 * Copyright 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <string> 20 21 #include <ui/GraphicTypes.h> 22 #include <ui/Transform.h> 23 #include <utils/StrongPointer.h> 24 25 #include "RenderArea.h" 26 27 namespace android { 28 29 class DisplayDevice; 30 class Layer; 31 class SurfaceFlinger; 32 33 class LayerRenderArea : public RenderArea { 34 public: 35 LayerRenderArea(SurfaceFlinger& flinger, sp<Layer> layer, const Rect& crop, ui::Size reqSize, 36 ui::Dataspace reqDataSpace, bool childrenOnly, bool allowSecureLayers, 37 const ui::Transform& layerTransform, const Rect& layerBufferSize, 38 bool hintForSeamlessTransition); 39 40 const ui::Transform& getTransform() const override; 41 bool isSecure() const override; 42 sp<const DisplayDevice> getDisplayDevice() const override; 43 Rect getSourceCrop() const override; 44 45 void render(std::function<void()> drawLayers) override; getParentLayer()46 virtual sp<Layer> getParentLayer() const { return mLayer; } 47 48 private: 49 const sp<Layer> mLayer; 50 const ui::Transform mLayerTransform; 51 const Rect mLayerBufferSize; 52 const Rect mCrop; 53 54 ui::Transform mTransform; 55 56 SurfaceFlinger& mFlinger; 57 const bool mChildrenOnly; 58 }; 59 60 } // namespace android 61