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98 lines
2.4 KiB
C++
98 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; 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_CLIENTCANVASLAYER_H
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#define GFX_CLIENTCANVASLAYER_H
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#include "ClientLayerManager.h"
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#include "nsXULAppAPI.h"
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#include "gfxASurface.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/layers/LayerTransaction.h"
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#include "mozilla/layers/CanvasClient.h"
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#include "CopyableCanvasLayer.h"
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using namespace mozilla::gfx;
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namespace mozilla {
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namespace layers {
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class CanvasClient2D;
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class CanvasClientWebGL;
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class ClientCanvasLayer : public CopyableCanvasLayer,
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public ClientLayer
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{
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typedef CanvasClient::CanvasClientType CanvasClientType;
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public:
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ClientCanvasLayer(ClientLayerManager* aLayerManager) :
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CopyableCanvasLayer(aLayerManager,
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static_cast<ClientLayer*>(MOZ_THIS_IN_INITIALIZER_LIST()))
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{
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MOZ_COUNT_CTOR(ClientCanvasLayer);
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}
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virtual ~ClientCanvasLayer()
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{
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MOZ_COUNT_DTOR(ClientCanvasLayer);
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if (mCanvasClient) {
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mCanvasClient->OnDetach();
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mCanvasClient = nullptr;
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}
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}
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virtual void SetVisibleRegion(const nsIntRegion& aRegion)
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{
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NS_ASSERTION(ClientManager()->InConstruction(),
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"Can only set properties in construction phase");
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CanvasLayer::SetVisibleRegion(aRegion);
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}
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virtual void Initialize(const Data& aData);
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virtual void RenderLayer();
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virtual void FillSpecificAttributes(SpecificLayerAttributes& aAttrs)
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{
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aAttrs = CanvasLayerAttributes(mFilter, mBounds);
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}
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virtual Layer* AsLayer() { return this; }
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virtual ShadowableLayer* AsShadowableLayer() { return this; }
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virtual void Disconnect()
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{
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mCanvasClient = nullptr;
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ClientLayer::Disconnect();
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}
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virtual CompositableClient* GetCompositableClient() MOZ_OVERRIDE
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{
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return mCanvasClient;
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}
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protected:
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ClientLayerManager* ClientManager()
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{
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return static_cast<ClientLayerManager*>(mManager);
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}
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CanvasClientType GetCanvasClientType()
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{
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if (mGLContext) {
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return CanvasClient::CanvasClientGLContext;
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}
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return CanvasClient::CanvasClientSurface;
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}
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RefPtr<CanvasClient> mCanvasClient;
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friend class DeprecatedCanvasClient2D;
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friend class CanvasClient2D;
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friend class DeprecatedCanvasClientSurfaceStream;
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};
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}
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}
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#endif
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