The Tor Browser / file comparison
comparison: gfx/layers/basic/BasicColorLayer.cpp
gfx/layers/basic/BasicColorLayer.cpp
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:7db4ca4cf396 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "BasicLayersImpl.h" // for FillRectWithMask, etc | |
| 7 #include "Layers.h" // for ColorLayer, etc | |
| 8 #include "BasicImplData.h" // for BasicImplData | |
| 9 #include "BasicLayers.h" // for BasicLayerManager | |
| 10 #include "gfxContext.h" // for gfxContext, etc | |
| 11 #include "gfxRect.h" // for gfxRect | |
| 12 #include "gfx2DGlue.h" | |
| 13 #include "mozilla/mozalloc.h" // for operator new | |
| 14 #include "nsAutoPtr.h" // for nsRefPtr | |
| 15 #include "nsCOMPtr.h" // for already_AddRefed | |
| 16 #include "nsDebug.h" // for NS_ASSERTION | |
| 17 #include "nsISupportsImpl.h" // for Layer::AddRef, etc | |
| 18 #include "nsRect.h" // for nsIntRect | |
| 19 #include "nsRegion.h" // for nsIntRegion | |
| 20 #include "mozilla/gfx/PathHelpers.h" | |
| 21 | |
| 22 using namespace mozilla::gfx; | |
| 23 | |
| 24 namespace mozilla { | |
| 25 namespace layers { | |
| 26 | |
| 27 class BasicColorLayer : public ColorLayer, public BasicImplData { | |
| 28 public: | |
| 29 BasicColorLayer(BasicLayerManager* aLayerManager) : | |
| 30 ColorLayer(aLayerManager, | |
| 31 static_cast<BasicImplData*>(MOZ_THIS_IN_INITIALIZER_LIST())) | |
| 32 { | |
| 33 MOZ_COUNT_CTOR(BasicColorLayer); | |
| 34 } | |
| 35 virtual ~BasicColorLayer() | |
| 36 { | |
| 37 MOZ_COUNT_DTOR(BasicColorLayer); | |
| 38 } | |
| 39 | |
| 40 virtual void SetVisibleRegion(const nsIntRegion& aRegion) | |
| 41 { | |
| 42 NS_ASSERTION(BasicManager()->InConstruction(), | |
| 43 "Can only set properties in construction phase"); | |
| 44 ColorLayer::SetVisibleRegion(aRegion); | |
| 45 } | |
| 46 | |
| 47 virtual void Paint(DrawTarget* aDT, | |
| 48 const gfx::Point& aDeviceOffset, | |
| 49 Layer* aMaskLayer) MOZ_OVERRIDE | |
| 50 { | |
| 51 if (IsHidden()) { | |
| 52 return; | |
| 53 } | |
| 54 | |
| 55 Rect snapped(mBounds.x, mBounds.y, mBounds.width, mBounds.height); | |
| 56 if (UserToDevicePixelSnapped(snapped, aDT->GetTransform())) { | |
| 57 Matrix mat = aDT->GetTransform(); | |
| 58 mat.Invert(); | |
| 59 snapped = mat.TransformBounds(snapped); | |
| 60 } | |
| 61 | |
| 62 FillRectWithMask(aDT, aDeviceOffset, snapped, ToColor(mColor), | |
| 63 DrawOptions(GetEffectiveOpacity(), GetEffectiveOperator(this)), | |
| 64 aMaskLayer); | |
| 65 } | |
| 66 | |
| 67 protected: | |
| 68 BasicLayerManager* BasicManager() | |
| 69 { | |
| 70 return static_cast<BasicLayerManager*>(mManager); | |
| 71 } | |
| 72 }; | |
| 73 | |
| 74 already_AddRefed<ColorLayer> | |
| 75 BasicLayerManager::CreateColorLayer() | |
| 76 { | |
| 77 NS_ASSERTION(InConstruction(), "Only allowed in construction phase"); | |
| 78 nsRefPtr<ColorLayer> layer = new BasicColorLayer(this); | |
| 79 return layer.forget(); | |
| 80 } | |
| 81 | |
| 82 } | |
| 83 } |
