mirror of
https://github.com/encounter/engine.git
synced 2026-03-30 11:09:55 -07:00
Adam Barth
4b8c9051e5
We no longer use mojom to transport messages. We still use the Mojo EDK to spin the event loop, however.
92 lines
2.5 KiB
C++
92 lines
2.5 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 COMMON_PLATFORM_VIEW_H_
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#define COMMON_PLATFORM_VIEW_H_
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#include <memory>
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#include "flutter/lib/ui/semantics/semantics_node.h"
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#include "flutter/shell/common/engine.h"
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#include "flutter/shell/common/shell.h"
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#include "flutter/shell/common/surface.h"
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#include "flutter/shell/common/vsync_waiter.h"
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#include "lib/ftl/macros.h"
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#include "lib/ftl/memory/weak_ptr.h"
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#include "lib/ftl/synchronization/waitable_event.h"
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#include "third_party/skia/include/core/SkSize.h"
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#include "third_party/skia/include/gpu/GrContext.h"
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namespace shell {
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class Rasterizer;
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class PlatformView {
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public:
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struct SurfaceConfig {
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uint8_t red_bits = 8;
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uint8_t green_bits = 8;
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uint8_t blue_bits = 8;
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uint8_t alpha_bits = 8;
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uint8_t depth_bits = 0;
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uint8_t stencil_bits = 8;
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};
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void SetupResourceContextOnIOThread();
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virtual ~PlatformView();
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void DispatchPlatformMessage(ftl::RefPtr<blink::PlatformMessage> message);
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void DispatchSemanticsAction(int32_t id, blink::SemanticsAction action);
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void SetSemanticsEnabled(bool enabled);
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void NotifyCreated(std::unique_ptr<Surface> surface);
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void NotifyCreated(std::unique_ptr<Surface> surface,
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ftl::Closure continuation);
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void NotifyDestroyed();
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ftl::WeakPtr<PlatformView> GetWeakPtr();
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// The VsyncWaiter will live at least as long as the PlatformView.
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virtual VsyncWaiter* GetVsyncWaiter();
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virtual bool ResourceContextMakeCurrent() = 0;
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virtual void UpdateSemantics(std::vector<blink::SemanticsNode> update);
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virtual void HandlePlatformMessage(
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ftl::RefPtr<blink::PlatformMessage> message);
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Rasterizer& rasterizer() { return *rasterizer_; }
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Engine& engine() { return *engine_; }
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virtual void RunFromSource(const std::string& assets_directory,
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const std::string& main,
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const std::string& packages) = 0;
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protected:
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explicit PlatformView(std::unique_ptr<Rasterizer> rasterizer);
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void CreateEngine();
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void SetupResourceContextOnIOThreadPerform(
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ftl::AutoResetWaitableEvent* event);
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SurfaceConfig surface_config_;
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std::unique_ptr<Rasterizer> rasterizer_;
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std::unique_ptr<Engine> engine_;
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std::unique_ptr<VsyncWaiter> vsync_waiter_;
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SkISize size_;
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private:
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ftl::WeakPtrFactory<PlatformView> weak_factory_;
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FTL_DISALLOW_COPY_AND_ASSIGN(PlatformView);
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};
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} // namespace shell
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#endif // COMMON_PLATFORM_VIEW_H_
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