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839048be74
Please contact Bas Schouten <bschouten@mozilla.com>, Nicolas Silva <nsilva@mozilla.com> or Nicholas Cameron <ncameron@mozilla.com> with general questions. Below is a rough list of authors to contact with specific questions. Authors: gfx/layers/Compositor.* gfx/layers/Effects.h - Compositor Interface - bas,nrc,nical gfx/layers/d3d* - D3D9/D3D10 - bas gfx/layers/ThebesLayer* - ThebesLayers - nrc,bas gfx/layers/composite/* - CompositeLayers - nrc,nical gfx/layers/client/* - Client - nrc,nical,bas gfx/layers/*Image* - nical gfx/layers/ipc ipc - IPC - nical gfx/layers/opengl - CompositorOGL - nrc,nical gfx/2d - bas,nrc gfx/gl - GLContext - bjacob dom/* layout/* - DOM - mattwoodrow
83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 GFX_CanvasLayerComposite_H
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#define GFX_CanvasLayerComposite_H
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#include "LayerManagerComposite.h"
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#include "gfxASurface.h"
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#if defined(MOZ_WIDGET_GTK2) && !defined(MOZ_PLATFORM_MAEMO)
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#include "mozilla/X11Util.h"
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#endif
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namespace mozilla {
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namespace layers {
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// Canvas layers use ImageHosts (but CanvasClients) because compositing a
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// canvas is identical to compositing an image.
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class ImageHost;
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// NB: eventually we'll have separate shadow canvas2d and shadow
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// canvas3d layers, but currently they look the same from the
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// perspective of the compositor process
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class CanvasLayerComposite : public ShadowCanvasLayer,
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public LayerComposite
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{
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public:
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CanvasLayerComposite(LayerManagerComposite* aManager);
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virtual ~CanvasLayerComposite();
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// CanvasLayer impl
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virtual void Initialize(const Data& aData) MOZ_OVERRIDE
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{
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NS_RUNTIMEABORT("Incompatibe surface type");
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}
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virtual LayerRenderState GetRenderState() MOZ_OVERRIDE;
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// ShadowCanvasLayer impl
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virtual void Swap(const SurfaceDescriptor& aNewFront,
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bool needYFlip,
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SurfaceDescriptor* aNewBack) MOZ_OVERRIDE
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{
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NS_ERROR("Should never be called");
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}
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virtual void SetCompositableHost(CompositableHost* aHost) MOZ_OVERRIDE;
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virtual void Disconnect() MOZ_OVERRIDE
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{
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Destroy();
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}
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// LayerComposite impl
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virtual Layer* GetLayer() MOZ_OVERRIDE;
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virtual void RenderLayer(const nsIntPoint& aOffset,
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const nsIntRect& aClipRect) MOZ_OVERRIDE;
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virtual void CleanupResources() MOZ_OVERRIDE;
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CompositableHost* GetCompositableHost() MOZ_OVERRIDE;
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virtual LayerComposite* AsLayerComposite() MOZ_OVERRIDE { return this; }
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#ifdef MOZ_LAYERS_HAVE_LOG
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virtual const char* Name() const MOZ_OVERRIDE { return "CanvasLayerComposite"; }
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protected:
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virtual nsACString& PrintInfo(nsACString& aTo, const char* aPrefix) MOZ_OVERRIDE;
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#endif
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private:
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void EnsureImageHost(CompositableType aHostType);
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RefPtr<ImageHost> mImageHost;
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};
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} /* layers */
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} /* mozilla */
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#endif /* GFX_CanvasLayerComposite_H */
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