/* * Copyright (C) 2016 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. */ #pragma once #include "DeferredLayerUpdater.h" #include <SkCanvas.h> #include <SkDrawable.h> namespace android { namespace uirenderer { namespace skiapipeline { /* * Draws a layer backed by an OpenGL texture into a SkCanvas. */ class LayerDrawable : public SkDrawable { public: explicit LayerDrawable(DeferredLayerUpdater* layerUpdater) : mLayerUpdater(layerUpdater) {} static bool DrawLayer(GrContext* context, SkCanvas* canvas, Layer* layer, const SkRect* srcRect, const SkRect* dstRect, bool useLayerTransform); protected: virtual SkRect onGetBounds() override { return SkRect::MakeWH(mLayerUpdater->getWidth(), mLayerUpdater->getHeight()); } virtual void onDraw(SkCanvas* canvas) override; private: sp<DeferredLayerUpdater> mLayerUpdater; }; } // namespace skiapipeline } // namespace uirenderer } // namespace android