gecko/layout/svg/nsSVGTSpanFrame.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2012-05-21 04:12:37 -07:00
/* 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 NSSVGTSPANFRAME_H
#define NSSVGTSPANFRAME_H
#include "mozilla/Attributes.h"
#include "gfxMatrix.h"
#include "nsFrame.h"
#include "nsISVGGlyphFragmentNode.h"
#include "nsLiteralString.h"
#include "nsQueryFrame.h"
#include "nsSVGTextContainerFrame.h"
class nsIAtom;
class nsIContent;
class nsIFrame;
class nsIPresShell;
class nsStyleContext;
class nsSVGGlyphFrame;
namespace mozilla {
class nsISVGPoint;
}
typedef nsSVGTextContainerFrame nsSVGTSpanFrameBase;
class nsSVGTSpanFrame : public nsSVGTSpanFrameBase,
public nsISVGGlyphFragmentNode
{
friend nsIFrame*
NS_NewSVGTSpanFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
protected:
nsSVGTSpanFrame(nsStyleContext* aContext) :
nsSVGTSpanFrameBase(aContext) {}
public:
NS_DECL_QUERYFRAME
NS_DECL_FRAMEARENA_HELPERS
// nsIFrame:
#ifdef DEBUG
NS_IMETHOD Init(nsIContent* aContent,
nsIFrame* aParent,
nsIFrame* aPrevInFlow);
#endif
NS_IMETHOD AttributeChanged(int32_t aNameSpaceID,
nsIAtom* aAttribute,
int32_t aModType);
/**
* Get the "type" of the frame
*
* @see nsGkAtoms::svgTSpanFrame
*/
virtual nsIAtom* GetType() const;
#ifdef DEBUG
NS_IMETHOD GetFrameName(nsAString& aResult) const
{
return MakeFrameName(NS_LITERAL_STRING("SVGTSpan"), aResult);
}
#endif
// nsSVGContainerFrame methods:
virtual gfxMatrix GetCanvasTM(uint32_t aFor);
// nsISVGGlyphFragmentNode interface:
virtual uint32_t GetNumberOfChars();
virtual float GetComputedTextLength() MOZ_OVERRIDE;
virtual float GetSubStringLength(uint32_t charnum, uint32_t fragmentChars) MOZ_OVERRIDE;
virtual int32_t GetCharNumAtPosition(mozilla::nsISVGPoint *point) MOZ_OVERRIDE;
NS_IMETHOD_(nsSVGGlyphFrame *) GetFirstGlyphFrame() MOZ_OVERRIDE;
NS_IMETHOD_(nsSVGGlyphFrame *) GetNextGlyphFrame() MOZ_OVERRIDE;
NS_IMETHOD_(void) SetWhitespaceCompression(bool aCompressWhitespace) MOZ_OVERRIDE;
};
#endif