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7d182a2102
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
126 lines
3.2 KiB
C++
126 lines
3.2 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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#include "mozilla/layers/PLayersParent.h"
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#include "BasicLayersImpl.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 BasicColorLayer : public ColorLayer, public BasicImplData {
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public:
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BasicColorLayer(BasicLayerManager* aLayerManager) :
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ColorLayer(aLayerManager, static_cast<BasicImplData*>(this))
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{
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MOZ_COUNT_CTOR(BasicColorLayer);
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}
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virtual ~BasicColorLayer()
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{
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MOZ_COUNT_DTOR(BasicColorLayer);
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}
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virtual void SetVisibleRegion(const nsIntRegion& aRegion)
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{
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NS_ASSERTION(BasicManager()->InConstruction(),
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"Can only set properties in construction phase");
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ColorLayer::SetVisibleRegion(aRegion);
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}
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virtual void Paint(gfxContext* aContext, Layer* aMaskLayer)
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{
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if (IsHidden())
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return;
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AutoSetOperator setOperator(aContext, GetOperator());
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PaintColorTo(mColor, GetEffectiveOpacity(), aContext, aMaskLayer);
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}
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static void PaintColorTo(gfxRGBA aColor, float aOpacity,
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gfxContext* aContext,
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Layer* aMaskLayer);
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protected:
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BasicLayerManager* BasicManager()
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{
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return static_cast<BasicLayerManager*>(mManager);
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}
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};
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/*static*/ void
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BasicColorLayer::PaintColorTo(gfxRGBA aColor, float aOpacity,
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gfxContext* aContext,
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Layer* aMaskLayer)
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{
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aContext->SetColor(aColor);
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PaintWithMask(aContext, aOpacity, aMaskLayer);
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}
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class BasicShadowableColorLayer : public BasicColorLayer,
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public BasicShadowableLayer
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{
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public:
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BasicShadowableColorLayer(BasicShadowLayerManager* aManager) :
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BasicColorLayer(aManager)
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{
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MOZ_COUNT_CTOR(BasicShadowableColorLayer);
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}
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virtual ~BasicShadowableColorLayer()
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{
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MOZ_COUNT_DTOR(BasicShadowableColorLayer);
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}
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virtual void FillSpecificAttributes(SpecificLayerAttributes& aAttrs)
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{
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aAttrs = ColorLayerAttributes(GetColor());
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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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BasicShadowableLayer::Disconnect();
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}
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virtual void Paint(gfxContext* aContext, Layer* aMaskLayer);
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};
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void
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BasicShadowableColorLayer::Paint(gfxContext* aContext, Layer* aMaskLayer)
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{
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BasicColorLayer::Paint(aContext, aMaskLayer);
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if (!HasShadow()) {
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return;
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}
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if (aMaskLayer) {
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static_cast<BasicImplData*>(aMaskLayer->ImplData())
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->Paint(aContext, nullptr);
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}
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}
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already_AddRefed<ColorLayer>
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BasicLayerManager::CreateColorLayer()
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{
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NS_ASSERTION(InConstruction(), "Only allowed in construction phase");
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nsRefPtr<ColorLayer> layer = new BasicColorLayer(this);
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return layer.forget();
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}
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already_AddRefed<ColorLayer>
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BasicShadowLayerManager::CreateColorLayer()
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{
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NS_ASSERTION(InConstruction(), "Only allowed in construction phase");
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nsRefPtr<BasicShadowableColorLayer> layer =
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new BasicShadowableColorLayer(this);
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MAYBE_CREATE_SHADOW(Color);
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return layer.forget();
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}
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}
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}
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