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124 lines
4.4 KiB
C++
124 lines
4.4 KiB
C++
// Copyright 2015 The Chromium 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 SHELL_COMMON_ENGINE_H_
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#define SHELL_COMMON_ENGINE_H_
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#include "flutter/assets/zip_asset_store.h"
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#include "flutter/lib/ui/window/platform_message.h"
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#include "flutter/lib/ui/window/viewport_metrics.h"
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#include "flutter/runtime/runtime_controller.h"
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#include "flutter/runtime/runtime_delegate.h"
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#include "flutter/shell/common/rasterizer.h"
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#include "lib/fxl/macros.h"
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#include "lib/fxl/memory/weak_ptr.h"
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#include "third_party/skia/include/core/SkPicture.h"
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namespace blink {
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class DirectoryAssetBundle;
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class ZipAssetBundle;
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} // namespace blink
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namespace shell {
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class PlatformView;
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class Animator;
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using PointerDataPacket = blink::PointerDataPacket;
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class Engine : public blink::RuntimeDelegate {
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public:
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explicit Engine(PlatformView* platform_view);
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~Engine() override;
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fxl::WeakPtr<Engine> GetWeakPtr();
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static void Init();
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void RunBundle(const std::string& bundle_path);
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// Uses the given snapshot instead of looking inside the bundle for the
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// snapshot. If |snapshot_override| is empty, this function looks for the
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// snapshot in the bundle itself.
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void RunBundleAndSnapshot(const std::string& bundle_path,
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const std::string& snapshot_override);
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// Uses the given source code instead of looking inside the bindle for the
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// source code.
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void RunBundleAndSource(const std::string& bundle_path,
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const std::string& main,
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const std::string& packages);
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void BeginFrame(fxl::TimePoint frame_time);
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void NotifyIdle(int64_t deadline);
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void RunFromSource(const std::string& main,
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const std::string& packages,
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const std::string& bundle);
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Dart_Port GetUIIsolateMainPort();
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std::string GetUIIsolateName();
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bool UIIsolateHasLivePorts();
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tonic::DartErrorHandleType GetUIIsolateLastError();
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tonic::DartErrorHandleType GetLoadScriptError();
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void OnOutputSurfaceCreated(const fxl::Closure& gpu_continuation);
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void OnOutputSurfaceDestroyed(const fxl::Closure& gpu_continuation);
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void SetViewportMetrics(const blink::ViewportMetrics& metrics);
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void DispatchPlatformMessage(fxl::RefPtr<blink::PlatformMessage> message);
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void DispatchPointerDataPacket(const PointerDataPacket& packet);
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void DispatchSemanticsAction(int id, blink::SemanticsAction action);
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void SetSemanticsEnabled(bool enabled);
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private:
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// RuntimeDelegate methods:
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std::string DefaultRouteName() override;
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void ScheduleFrame() override;
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void Render(std::unique_ptr<flow::LayerTree> layer_tree) override;
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void UpdateSemantics(std::vector<blink::SemanticsNode> update) override;
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void HandlePlatformMessage(
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fxl::RefPtr<blink::PlatformMessage> message) override;
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void DidCreateMainIsolate(Dart_Isolate isolate) override;
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void DidCreateSecondaryIsolate(Dart_Isolate isolate) override;
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void StopAnimator();
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void StartAnimatorIfPossible();
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void ConfigureAssetBundle(const std::string& path);
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void ConfigureRuntime(
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const std::string& script_uri,
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const std::vector<uint8_t>& platform_kernel = std::vector<uint8_t>());
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bool HandleLifecyclePlatformMessage(blink::PlatformMessage* message);
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bool HandleNavigationPlatformMessage(
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fxl::RefPtr<blink::PlatformMessage> message);
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bool HandleLocalizationPlatformMessage(
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fxl::RefPtr<blink::PlatformMessage> message);
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void HandleAssetPlatformMessage(fxl::RefPtr<blink::PlatformMessage> message);
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bool GetAssetAsBuffer(const std::string& name, std::vector<uint8_t>* data);
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std::weak_ptr<PlatformView> platform_view_;
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std::unique_ptr<Animator> animator_;
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std::unique_ptr<blink::RuntimeController> runtime_;
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tonic::DartErrorHandleType load_script_error_;
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std::string initial_route_;
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blink::ViewportMetrics viewport_metrics_;
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std::string language_code_;
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std::string country_code_;
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bool semantics_enabled_ = false;
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// TODO(abarth): Unify these two behind a common interface.
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fxl::RefPtr<blink::ZipAssetStore> asset_store_;
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std::unique_ptr<blink::DirectoryAssetBundle> directory_asset_bundle_;
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// TODO(eseidel): This should move into an AnimatorStateMachine.
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bool activity_running_;
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bool have_surface_;
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fxl::WeakPtrFactory<Engine> weak_factory_;
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FXL_DISALLOW_COPY_AND_ASSIGN(Engine);
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};
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} // namespace shell
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#endif // SHELL_COMMON_ENGINE_H_
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