| // 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_EMBEDDER_EMBEDDER_ENGINE_H_ |
| #define FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_ENGINE_H_ |
| |
| #include <memory> |
| |
| #include "flutter/fml/macros.h" |
| #include "flutter/shell/common/shell.h" |
| #include "flutter/shell/common/thread_host.h" |
| #include "flutter/shell/platform/embedder/embedder.h" |
| #include "flutter/shell/platform/embedder/embedder_engine.h" |
| #include "flutter/shell/platform/embedder/embedder_external_texture_gl.h" |
| |
| namespace shell { |
| |
| // The object that is returned to the embedder as an opaque pointer to the |
| // instance of the Flutter engine. |
| class EmbedderEngine { |
| public: |
| EmbedderEngine(ThreadHost thread_host, |
| blink::TaskRunners task_runners, |
| blink::Settings settings, |
| Shell::CreateCallback<PlatformView> on_create_platform_view, |
| Shell::CreateCallback<Rasterizer> on_create_rasterizer, |
| EmbedderExternalTextureGL::ExternalTextureCallback |
| external_texture_callback); |
| |
| ~EmbedderEngine(); |
| |
| bool NotifyCreated(); |
| |
| bool NotifyDestroyed(); |
| |
| bool Run(RunConfiguration run_configuration); |
| |
| bool IsValid() const; |
| |
| bool SetViewportMetrics(blink::ViewportMetrics metrics); |
| |
| bool DispatchPointerDataPacket( |
| std::unique_ptr<blink::PointerDataPacket> packet); |
| |
| bool SendPlatformMessage(fml::RefPtr<blink::PlatformMessage> message); |
| |
| bool RegisterTexture(int64_t texture); |
| |
| bool UnregisterTexture(int64_t texture); |
| |
| bool MarkTextureFrameAvailable(int64_t texture); |
| |
| bool SetSemanticsEnabled(bool enabled); |
| |
| bool SetAccessibilityFeatures(int32_t flags); |
| |
| bool DispatchSemanticsAction(int id, |
| blink::SemanticsAction action, |
| std::vector<uint8_t> args); |
| |
| bool OnVsyncEvent(intptr_t baton, |
| fml::TimePoint frame_start_time, |
| fml::TimePoint frame_target_time); |
| |
| private: |
| const ThreadHost thread_host_; |
| std::unique_ptr<Shell> shell_; |
| const EmbedderExternalTextureGL::ExternalTextureCallback |
| external_texture_callback_; |
| bool is_valid_ = false; |
| uint64_t next_pointer_flow_id_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(EmbedderEngine); |
| }; |
| |
| } // namespace shell |
| |
| #endif // FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_ENGINE_H_ |