layout/svg/nsISVGGlyphFragmentNode.h

   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
   7 #ifndef __NS_ISVGGLYPHFRAGMENTNODE_H__
   8 #define __NS_ISVGGLYPHFRAGMENTNODE_H__
   9
  10 #include "nsQueryFrame.h"
  11
  12 class nsSVGGlyphFrame;
  13
  14 namespace mozilla {
  15 class nsISVGPoint;
  16 }
  17
  18 class nsISVGGlyphFragmentNode : public nsQueryFrame
  19 {
  20 public:
  21   NS_DECL_QUERYFRAME_TARGET(nsISVGGlyphFragmentNode)
  22
  23   virtual uint32_t GetNumberOfChars()=0;
  24   virtual float GetComputedTextLength()=0;
  25   virtual float GetSubStringLength(uint32_t charnum, uint32_t fragmentChars)=0;
  26   virtual int32_t GetCharNumAtPosition(mozilla::nsISVGPoint *point)=0;
  27   NS_IMETHOD_(nsSVGGlyphFrame *) GetFirstGlyphFrame()=0;
  28   NS_IMETHOD_(nsSVGGlyphFrame *) GetNextGlyphFrame()=0;
  29   NS_IMETHOD_(void) SetWhitespaceCompression(bool aCompressWhitespace)=0;
  30 };
  31
  32 #endif // __NS_ISVGGLYPHFRAGMENTNODE_H__