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eec74e5c92
Some components in the Flutter engine were derived from the forked blink codebase. While the forked components have either been removed or rewritten, the use of the blink namespace has mostly (and inconsistently) remained. This renames the blink namesapce to flutter for consistency. There are no functional changes in this patch.
86 lines
2.6 KiB
C++
86 lines
2.6 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_ENGINE_H_
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#define FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_ENGINE_H_
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#include <memory>
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#include <unordered_map>
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#include "flutter/fml/macros.h"
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#include "flutter/shell/common/shell.h"
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#include "flutter/shell/common/thread_host.h"
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#include "flutter/shell/platform/embedder/embedder.h"
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#include "flutter/shell/platform/embedder/embedder_engine.h"
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#include "flutter/shell/platform/embedder/embedder_external_texture_gl.h"
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#include "flutter/shell/platform/embedder/embedder_thread_host.h"
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namespace shell {
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// The object that is returned to the embedder as an opaque pointer to the
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// instance of the Flutter engine.
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class EmbedderEngine {
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public:
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EmbedderEngine(std::unique_ptr<EmbedderThreadHost> thread_host,
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flutter::TaskRunners task_runners,
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flutter::Settings settings,
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Shell::CreateCallback<PlatformView> on_create_platform_view,
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Shell::CreateCallback<Rasterizer> on_create_rasterizer,
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EmbedderExternalTextureGL::ExternalTextureCallback
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external_texture_callback);
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~EmbedderEngine();
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bool NotifyCreated();
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bool NotifyDestroyed();
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bool Run(RunConfiguration run_configuration);
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bool IsValid() const;
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bool SetViewportMetrics(flutter::ViewportMetrics metrics);
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bool DispatchPointerDataPacket(
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std::unique_ptr<flutter::PointerDataPacket> packet);
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bool SendPlatformMessage(fml::RefPtr<flutter::PlatformMessage> message);
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bool RegisterTexture(int64_t texture);
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bool UnregisterTexture(int64_t texture);
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bool MarkTextureFrameAvailable(int64_t texture);
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bool SetSemanticsEnabled(bool enabled);
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bool SetAccessibilityFeatures(int32_t flags);
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bool DispatchSemanticsAction(int id,
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flutter::SemanticsAction action,
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std::vector<uint8_t> args);
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bool OnVsyncEvent(intptr_t baton,
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fml::TimePoint frame_start_time,
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fml::TimePoint frame_target_time);
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bool PostRenderThreadTask(fml::closure task);
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bool RunTask(const FlutterTask* task);
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private:
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const std::unique_ptr<EmbedderThreadHost> thread_host_;
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std::unique_ptr<Shell> shell_;
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const EmbedderExternalTextureGL::ExternalTextureCallback
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external_texture_callback_;
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bool is_valid_ = false;
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uint64_t next_pointer_flow_id_;
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FML_DISALLOW_COPY_AND_ASSIGN(EmbedderEngine);
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};
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} // namespace shell
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#endif // FLUTTER_SHELL_PLATFORM_EMBEDDER_EMBEDDER_ENGINE_H_
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