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Bug 602431, part 2: Add a ShadowColorLayer base class and BasicShadowColorLayer implementation. sr=roc

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This commit is contained in:
Chris Jones
2010-10-13 17:55:45 -05:00
parent d16ac09714
commit 118e6bb840
4 changed files with 64 additions and 8 deletions
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49
gfx/layers/basic/BasicLayers.cpp
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@@ -676,7 +676,13 @@ public:
virtual void Paint(gfxContext* aContext,
LayerManager::DrawThebesLayerCallback aCallback,
void* aCallbackData,
float aOpacity);
float aOpacity)
{
PaintColorTo(mColor, mOpacity, aContext);
}
static void PaintColorTo(gfxRGBA aColor, float aOpacity,
gfxContext* aContext);
protected:
BasicLayerManager* BasicManager()
@@ -685,13 +691,11 @@ protected:
}
};
void
BasicColorLayer::Paint(gfxContext* aContext,
LayerManager::DrawThebesLayerCallback aCallback,
void* aCallbackData,
float aOpacity)
/*static*/ void
BasicColorLayer::PaintColorTo(gfxRGBA aColor, float aOpacity,
gfxContext* aContext)
{
aContext->SetColor(mColor);
aContext->SetColor(aColor);
aContext->Paint(aOpacity);
}
@@ -2042,6 +2046,29 @@ BasicShadowImageLayer::Paint(gfxContext* aContext,
BasicImageLayer::PaintContext(pat, mSize, aOpacity, aContext);
}
class BasicShadowColorLayer : public ShadowColorLayer,
BasicImplData
{
public:
BasicShadowColorLayer(BasicShadowLayerManager* aLayerManager) :
ShadowColorLayer(aLayerManager, static_cast<BasicImplData*>(this))
{
MOZ_COUNT_CTOR(BasicShadowColorLayer);
}
virtual ~BasicShadowColorLayer()
{
MOZ_COUNT_DTOR(BasicShadowColorLayer);
}
virtual void Paint(gfxContext* aContext,
LayerManager::DrawThebesLayerCallback aCallback,
void* aCallbackData,
float aOpacity)
{
BasicColorLayer::PaintColorTo(mColor, aOpacity, aContext);
}
};
class BasicShadowCanvasLayer : public ShadowCanvasLayer,
BasicImplData
{
@@ -2227,6 +2254,14 @@ BasicShadowLayerManager::CreateShadowImageLayer()
return layer.forget();
}
already_AddRefed<ShadowColorLayer>
BasicShadowLayerManager::CreateShadowColorLayer()
{
NS_ASSERTION(InConstruction(), "Only allowed in construction phase");
nsRefPtr<ShadowColorLayer> layer = new BasicShadowColorLayer(this);
return layer.forget();
}
already_AddRefed<ShadowCanvasLayer>
BasicShadowLayerManager::CreateShadowCanvasLayer()
{