| // 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_SHELL_PLATFORM_ANDROID_EXTERNAL_VIEW_EMBEDDER_H_ |
| #define FLUTTER_SHELL_PLATFORM_ANDROID_EXTERNAL_VIEW_EMBEDDER_H_ |
| |
| #include "flutter/flow/embedded_views.h" |
| |
| #include "third_party/skia/include/core/SkPictureRecorder.h" |
| |
| namespace flutter { |
| |
| class AndroidExternalViewEmbedder : public ExternalViewEmbedder { |
| public: |
| // |ExternalViewEmbedder| |
| void PrerollCompositeEmbeddedView( |
| int view_id, |
| std::unique_ptr<flutter::EmbeddedViewParams> params) override; |
| |
| // |ExternalViewEmbedder| |
| SkCanvas* CompositeEmbeddedView(int view_id) override; |
| |
| // |ExternalViewEmbedder| |
| std::vector<SkCanvas*> GetCurrentCanvases() override; |
| |
| // |ExternalViewEmbedder| |
| bool SubmitFrame(GrContext* context, SkCanvas* background_canvas) override; |
| |
| // |ExternalViewEmbedder| |
| PostPrerollResult PostPrerollAction( |
| fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) override; |
| |
| // |ExternalViewEmbedder| |
| SkCanvas* GetRootCanvas() override; |
| |
| // |ExternalViewEmbedder| |
| void BeginFrame(SkISize frame_size, |
| GrContext* context, |
| double device_pixel_ratio) override; |
| |
| // |ExternalViewEmbedder| |
| void CancelFrame() override; |
| |
| // |ExternalViewEmbedder| |
| void FinishFrame() override; |
| |
| // |ExternalViewEmbedder| |
| void EndFrame( |
| fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) override; |
| |
| private: |
| // The size of the background canvas. |
| SkISize frame_size_; |
| |
| // The order of composition. Each entry contains a unique id for the platform |
| // view. |
| std::vector<int64_t> composition_order_; |
| |
| // The platform view's picture recorder keyed off the platform view id, which |
| // contains any subsequent operation until the next platform view or the end |
| // of the last leaf node in the layer tree. |
| std::map<int64_t, std::unique_ptr<SkPictureRecorder>> picture_recorders_; |
| |
| /// Resets the state. |
| void ClearFrame(); |
| }; |
| |
| } // namespace flutter |
| |
| #endif // FLUTTER_SHELL_PLATFORM_ANDROID_EXTERNAL_VIEW_EMBEDDER_H_ |