зеркало из https://github.com/mozilla/gecko-dev.git
63 строки
1.7 KiB
C++
63 строки
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 sts=2 ts=8 et tw=99 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_LAYERS_PAINTTHREAD_H
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#define MOZILLA_LAYERS_PAINTTHREAD_H
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#include "base/platform_thread.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/UniquePtr.h"
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#include "nsThreadUtils.h"
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namespace mozilla {
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namespace gfx {
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class DrawTarget;
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class DrawTargetCapture;
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};
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namespace layers {
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class CompositorBridgeChild;
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class PaintThread final
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{
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friend void DestroyPaintThread(UniquePtr<PaintThread>&& aPaintThread);
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public:
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static void Start();
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static void Shutdown();
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static PaintThread* Get();
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void PaintContents(gfx::DrawTargetCapture* aCapture,
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gfx::DrawTarget* aTarget);
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// Sync Runnables need threads to be ref counted,
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// But this thread lives through the whole process.
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// We're only temporarily using sync runnables so
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// Override release/addref but don't do anything.
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void Release();
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void AddRef();
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// Helper for asserts.
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static bool IsOnPaintThread();
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private:
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bool Init();
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void ShutdownOnPaintThread();
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void InitOnPaintThread();
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void PaintContentsAsync(CompositorBridgeChild* aBridge,
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gfx::DrawTargetCapture* aCapture,
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gfx::DrawTarget* aTarget);
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static StaticAutoPtr<PaintThread> sSingleton;
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static StaticRefPtr<nsIThread> sThread;
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static PlatformThreadId sThreadId;
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};
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} // namespace layers
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} // namespace mozilla
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#endif
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