gecko/layout/svg/nsSVGClipPathFrame.h
Alexandre Dumont d7aab8168c Bug 596753: Flatten layout/svg/base/src into layout/svg. r=dholbert
--HG--
rename : layout/svg/base/src/Makefile.in => layout/svg/Makefile.in
rename : layout/svg/base/src/SVGFEContainerFrame.cpp => layout/svg/SVGFEContainerFrame.cpp
rename : layout/svg/base/src/SVGFEImageFrame.cpp => layout/svg/SVGFEImageFrame.cpp
rename : layout/svg/base/src/SVGFELeafFrame.cpp => layout/svg/SVGFELeafFrame.cpp
rename : layout/svg/base/src/SVGFEUnstyledLeafFrame.cpp => layout/svg/SVGFEUnstyledLeafFrame.cpp
rename : layout/svg/base/src/SVGViewFrame.cpp => layout/svg/SVGViewFrame.cpp
rename : layout/svg/base/src/nsISVGChildFrame.h => layout/svg/nsISVGChildFrame.h
rename : layout/svg/base/src/nsISVGGlyphFragmentNode.h => layout/svg/nsISVGGlyphFragmentNode.h
rename : layout/svg/base/src/nsISVGSVGFrame.h => layout/svg/nsISVGSVGFrame.h
rename : layout/svg/base/src/nsSVGAFrame.cpp => layout/svg/nsSVGAFrame.cpp
rename : layout/svg/base/src/nsSVGClipPathFrame.cpp => layout/svg/nsSVGClipPathFrame.cpp
rename : layout/svg/base/src/nsSVGClipPathFrame.h => layout/svg/nsSVGClipPathFrame.h
rename : layout/svg/base/src/nsSVGContainerFrame.cpp => layout/svg/nsSVGContainerFrame.cpp
rename : layout/svg/base/src/nsSVGContainerFrame.h => layout/svg/nsSVGContainerFrame.h
rename : layout/svg/base/src/nsSVGEffects.cpp => layout/svg/nsSVGEffects.cpp
rename : layout/svg/base/src/nsSVGEffects.h => layout/svg/nsSVGEffects.h
rename : layout/svg/base/src/nsSVGFilterFrame.cpp => layout/svg/nsSVGFilterFrame.cpp
rename : layout/svg/base/src/nsSVGFilterFrame.h => layout/svg/nsSVGFilterFrame.h
rename : layout/svg/base/src/nsSVGFilterInstance.cpp => layout/svg/nsSVGFilterInstance.cpp
rename : layout/svg/base/src/nsSVGFilterInstance.h => layout/svg/nsSVGFilterInstance.h
rename : layout/svg/base/src/nsSVGFilterPaintCallback.h => layout/svg/nsSVGFilterPaintCallback.h
rename : layout/svg/base/src/nsSVGForeignObjectFrame.cpp => layout/svg/nsSVGForeignObjectFrame.cpp
rename : layout/svg/base/src/nsSVGForeignObjectFrame.h => layout/svg/nsSVGForeignObjectFrame.h
rename : layout/svg/base/src/nsSVGGFrame.cpp => layout/svg/nsSVGGFrame.cpp
rename : layout/svg/base/src/nsSVGGFrame.h => layout/svg/nsSVGGFrame.h
rename : layout/svg/base/src/nsSVGGenericContainerFrame.cpp => layout/svg/nsSVGGenericContainerFrame.cpp
rename : layout/svg/base/src/nsSVGGenericContainerFrame.h => layout/svg/nsSVGGenericContainerFrame.h
rename : layout/svg/base/src/nsSVGGeometryFrame.cpp => layout/svg/nsSVGGeometryFrame.cpp
rename : layout/svg/base/src/nsSVGGeometryFrame.h => layout/svg/nsSVGGeometryFrame.h
rename : layout/svg/base/src/nsSVGGlyphFrame.cpp => layout/svg/nsSVGGlyphFrame.cpp
rename : layout/svg/base/src/nsSVGGlyphFrame.h => layout/svg/nsSVGGlyphFrame.h
rename : layout/svg/base/src/nsSVGGradientFrame.cpp => layout/svg/nsSVGGradientFrame.cpp
rename : layout/svg/base/src/nsSVGGradientFrame.h => layout/svg/nsSVGGradientFrame.h
rename : layout/svg/base/src/nsSVGImageFrame.cpp => layout/svg/nsSVGImageFrame.cpp
rename : layout/svg/base/src/nsSVGInnerSVGFrame.cpp => layout/svg/nsSVGInnerSVGFrame.cpp
rename : layout/svg/base/src/nsSVGInnerSVGFrame.h => layout/svg/nsSVGInnerSVGFrame.h
rename : layout/svg/base/src/nsSVGIntegrationUtils.cpp => layout/svg/nsSVGIntegrationUtils.cpp
rename : layout/svg/base/src/nsSVGIntegrationUtils.h => layout/svg/nsSVGIntegrationUtils.h
rename : layout/svg/base/src/nsSVGMarkerFrame.cpp => layout/svg/nsSVGMarkerFrame.cpp
rename : layout/svg/base/src/nsSVGMarkerFrame.h => layout/svg/nsSVGMarkerFrame.h
rename : layout/svg/base/src/nsSVGMaskFrame.cpp => layout/svg/nsSVGMaskFrame.cpp
rename : layout/svg/base/src/nsSVGMaskFrame.h => layout/svg/nsSVGMaskFrame.h
rename : layout/svg/base/src/nsSVGOuterSVGFrame.cpp => layout/svg/nsSVGOuterSVGFrame.cpp
rename : layout/svg/base/src/nsSVGOuterSVGFrame.h => layout/svg/nsSVGOuterSVGFrame.h
rename : layout/svg/base/src/nsSVGPaintServerFrame.cpp => layout/svg/nsSVGPaintServerFrame.cpp
rename : layout/svg/base/src/nsSVGPaintServerFrame.h => layout/svg/nsSVGPaintServerFrame.h
rename : layout/svg/base/src/nsSVGPathGeometryFrame.cpp => layout/svg/nsSVGPathGeometryFrame.cpp
rename : layout/svg/base/src/nsSVGPathGeometryFrame.h => layout/svg/nsSVGPathGeometryFrame.h
rename : layout/svg/base/src/nsSVGPatternFrame.cpp => layout/svg/nsSVGPatternFrame.cpp
rename : layout/svg/base/src/nsSVGPatternFrame.h => layout/svg/nsSVGPatternFrame.h
rename : layout/svg/base/src/nsSVGStopFrame.cpp => layout/svg/nsSVGStopFrame.cpp
rename : layout/svg/base/src/nsSVGSwitchFrame.cpp => layout/svg/nsSVGSwitchFrame.cpp
rename : layout/svg/base/src/nsSVGTSpanFrame.cpp => layout/svg/nsSVGTSpanFrame.cpp
rename : layout/svg/base/src/nsSVGTSpanFrame.h => layout/svg/nsSVGTSpanFrame.h
rename : layout/svg/base/src/nsSVGTextContainerFrame.cpp => layout/svg/nsSVGTextContainerFrame.cpp
rename : layout/svg/base/src/nsSVGTextContainerFrame.h => layout/svg/nsSVGTextContainerFrame.h
rename : layout/svg/base/src/nsSVGTextFrame.cpp => layout/svg/nsSVGTextFrame.cpp
rename : layout/svg/base/src/nsSVGTextFrame.h => layout/svg/nsSVGTextFrame.h
rename : layout/svg/base/src/nsSVGTextPathFrame.cpp => layout/svg/nsSVGTextPathFrame.cpp
rename : layout/svg/base/src/nsSVGTextPathFrame.h => layout/svg/nsSVGTextPathFrame.h
rename : layout/svg/base/src/nsSVGUseFrame.cpp => layout/svg/nsSVGUseFrame.cpp
rename : layout/svg/base/src/nsSVGUtils.cpp => layout/svg/nsSVGUtils.cpp
rename : layout/svg/base/src/nsSVGUtils.h => layout/svg/nsSVGUtils.h
rename : layout/svg/base/src/resources/content/svgBindings.xml => layout/svg/resources/content/svgBindings.xml
rename : layout/svg/base/src/svg.css => layout/svg/svg.css
2012-09-24 23:01:21 +02:00

109 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __NS_SVGCLIPPATHFRAME_H__
#define __NS_SVGCLIPPATHFRAME_H__
#include "gfxMatrix.h"
#include "nsSVGContainerFrame.h"
#include "nsSVGUtils.h"
class nsRenderingContext;
class nsISVGChildFrame;
typedef nsSVGContainerFrame nsSVGClipPathFrameBase;
class nsSVGClipPathFrame : public nsSVGClipPathFrameBase
{
friend nsIFrame*
NS_NewSVGClipPathFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
protected:
nsSVGClipPathFrame(nsStyleContext* aContext)
: nsSVGClipPathFrameBase(aContext)
, mInUse(false)
{
AddStateBits(NS_STATE_SVG_NONDISPLAY_CHILD);
}
public:
NS_DECL_FRAMEARENA_HELPERS
// nsIFrame methods:
NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsRect& aDirtyRect,
const nsDisplayListSet& aLists) {
return NS_OK;
}
// nsSVGClipPathFrame methods:
nsresult ClipPaint(nsRenderingContext* aContext,
nsIFrame* aParent,
const gfxMatrix &aMatrix);
bool ClipHitTest(nsIFrame* aParent,
const gfxMatrix &aMatrix,
const nsPoint &aPoint);
// Check if this clipPath is made up of more than one geometry object.
// If so, the clipping API in cairo isn't enough and we need to use
// mask based clipping.
bool IsTrivial(nsISVGChildFrame **aSingleChild = nullptr);
bool IsValid();
// nsIFrame interface:
NS_IMETHOD AttributeChanged(int32_t aNameSpaceID,
nsIAtom* aAttribute,
int32_t aModType);
NS_IMETHOD Init(nsIContent* aContent,
nsIFrame* aParent,
nsIFrame* aPrevInFlow);
/**
* Get the "type" of the frame
*
* @see nsGkAtoms::svgClipPathFrame
*/
virtual nsIAtom* GetType() const;
#ifdef DEBUG
NS_IMETHOD GetFrameName(nsAString& aResult) const
{
return MakeFrameName(NS_LITERAL_STRING("SVGClipPath"), aResult);
}
#endif
private:
// A helper class to allow us to paint clip paths safely. The helper
// automatically sets and clears the mInUse flag on the clip path frame
// (to prevent nasty reference loops). It's easy to mess this up
// and break things, so this helper makes the code far more robust.
class AutoClipPathReferencer
{
public:
AutoClipPathReferencer(nsSVGClipPathFrame *aFrame)
: mFrame(aFrame) {
NS_ASSERTION(!mFrame->mInUse, "reference loop!");
mFrame->mInUse = true;
}
~AutoClipPathReferencer() {
mFrame->mInUse = false;
}
private:
nsSVGClipPathFrame *mFrame;
};
nsIFrame *mClipParent;
nsAutoPtr<gfxMatrix> mClipParentMatrix;
// recursion prevention flag
bool mInUse;
// nsSVGContainerFrame methods:
virtual gfxMatrix GetCanvasTM(uint32_t aFor);
};
#endif