IKerningOnTheFly.h

//========================================================================================
// 
// $File$
// 
// Owner: Margret_Albrecht
// 
// $Author$
// 
// $DateTime$
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// $Revision$
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// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
// 
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance 
// with the terms of the Adobe license agreement accompanying it. If you have received
// this file from a source other than Adobe, then your use, modification, or 
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// 
//========================================================================================

#ifndef __IKerningOnTheFly__
#define __IKerningOnTheFly__

#include "IPMUnknown.h"
#include "CTextEnum.h"

class IkfStyle;
class IDrawingStyle;
class PMRealGlyphPoint;


class IKerningOnTheFly: public IPMUnknown
{
 public:

 virtual PMReal LeftSideKerning(IkfStyle *style, const PMReal& bodySize, Text::GlyphID g) = 0;

 virtual PMReal RightSideKerning(IkfStyle *style, const PMReal& bodySize, Text::GlyphID g) = 0;

 virtual bool16 SingleStyleKerns(IkfStyle *style, const Text::GlyphID *glyphs,
 PMReal *xkerns, PMReal *yKerns, int32 bufSize) = 0;
 virtual bool16 SingleStyleKerns(IkfStyle *style, PMRealGlyphPoint *strikes, int32 bufSize, double xScale = 1.0) = 0;
 virtual bool16 SingleStyleKern(IkfStyle *style, Text::GlyphID g1,
 Text::GlyphID g2, PMReal *xk, PMReal *yk) = 0;
 virtual bool16 MultiStyleKern(IkfStyle *style1, Text::GlyphID g1,
 IkfStyle *style2, Text::GlyphID g2, PMReal *xk, PMReal *yk) = 0;

 virtual PMReal GetParStyleSize() = 0;
 virtual void SetParStyle(const IDrawingStyle * parStyle) = 0;
 virtual IkfStyle* GetkfStyle(const IDrawingStyle *style) = 0;
 virtual void EmptyCache() = 0;
};


#endif // __IKerningOnTheFly__