| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FLUTTER_LIB_UI_COMPOSITING_SCENE_H_ |
| #define FLUTTER_LIB_UI_COMPOSITING_SCENE_H_ |
| |
| #include <cstdint> |
| #include <memory> |
| |
| #include "flutter/flow/layers/layer_tree.h" |
| #include "flutter/lib/ui/dart_wrapper.h" |
| |
| namespace flutter { |
| |
| class Scene : public RefCountedDartWrappable<Scene> { |
| DEFINE_WRAPPERTYPEINFO(); |
| FML_FRIEND_MAKE_REF_COUNTED(Scene); |
| |
| public: |
| ~Scene() override; |
| static void create(Dart_Handle scene_handle, |
| std::shared_ptr<flutter::Layer> rootLayer, |
| uint32_t rasterizerTracingThreshold, |
| bool checkerboardRasterCacheImages, |
| bool checkerboardOffscreenLayers); |
| |
| std::unique_ptr<flutter::LayerTree> takeLayerTree(uint64_t width, |
| uint64_t height); |
| |
| Dart_Handle toImageSync(uint32_t width, |
| uint32_t height, |
| Dart_Handle raw_image_handle); |
| |
| Dart_Handle toImage(uint32_t width, |
| uint32_t height, |
| Dart_Handle raw_image_handle); |
| |
| void dispose(); |
| |
| private: |
| Scene(std::shared_ptr<flutter::Layer> rootLayer, |
| uint32_t rasterizerTracingThreshold, |
| bool checkerboardRasterCacheImages, |
| bool checkerboardOffscreenLayers); |
| |
| // Returns true if `dispose()` has not been called. |
| bool valid(); |
| |
| void RasterizeToImage(uint32_t width, |
| uint32_t height, |
| Dart_Handle raw_image_handle); |
| |
| std::unique_ptr<LayerTree> BuildLayerTree(uint32_t width, uint32_t height); |
| |
| flutter::LayerTree::Config layer_tree_config_; |
| }; |
| |
| } // namespace flutter |
| |
| #endif // FLUTTER_LIB_UI_COMPOSITING_SCENE_H_ |