mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
84 lines
2.7 KiB
C++
84 lines
2.7 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 "BasicLayersImpl.h" // for FillRectWithMask, etc
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#include "Layers.h" // for ColorLayer, etc
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#include "BasicImplData.h" // for BasicImplData
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#include "BasicLayers.h" // for BasicLayerManager
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#include "gfxContext.h" // for gfxContext, etc
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#include "gfxRect.h" // for gfxRect
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#include "gfx2DGlue.h"
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#include "mozilla/mozalloc.h" // for operator new
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#include "nsAutoPtr.h" // for nsRefPtr
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#include "nsCOMPtr.h" // for already_AddRefed
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#include "nsDebug.h" // for NS_ASSERTION
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#include "nsISupportsImpl.h" // for Layer::AddRef, etc
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#include "nsRect.h" // for nsIntRect
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#include "nsRegion.h" // for nsIntRegion
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#include "mozilla/gfx/PathHelpers.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,
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static_cast<BasicImplData*>(MOZ_THIS_IN_INITIALIZER_LIST()))
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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(DrawTarget* aDT,
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const gfx::Point& aDeviceOffset,
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Layer* aMaskLayer) MOZ_OVERRIDE
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{
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if (IsHidden()) {
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return;
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}
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Rect snapped(mBounds.x, mBounds.y, mBounds.width, mBounds.height);
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if (UserToDevicePixelSnapped(snapped, aDT->GetTransform())) {
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Matrix mat = aDT->GetTransform();
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mat.Invert();
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snapped = mat.TransformBounds(snapped);
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}
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FillRectWithMask(aDT, aDeviceOffset, snapped, ToColor(mColor),
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DrawOptions(GetEffectiveOpacity(), GetEffectiveOperator(this)),
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aMaskLayer);
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}
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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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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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}
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}
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