PathBoundsOutlineInfo.h

//========================================================================================
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// Owner: jargast
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// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
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#ifndef __PathBoundsOutlineInfo__
#define __PathBoundsOutlineInfo__

#include "IOutlineInfo.h"
#include "PMPoint.h"
#include "PMRect.h"
#include "PMMatrix.h"
#include "PMBezierCurve.h"



class PathBoundsOutlineInfo : public IOutlineInfo
{
public:
 PathBoundsOutlineInfo
 (
 const PMMatrix& xForm
 );

 const PMRect& GetBoundingBox() const;
 
 void ResetBounds();

 virtual void BeginPath();

 virtual void EndPath();

 virtual void moveto(const PMReal& x, const PMReal& y);

 virtual void lineto(const PMReal& x, const PMReal& y);

 virtual void curveto(const PMReal& x1, const PMReal& y1, const PMReal& x2, const PMReal& y2, const PMReal& x3, const PMReal& y3);

 virtual void closepath();
 
private:
 PathBoundsOutlineInfo(); 

private:
 PMReal fLastX, fLastY;
 PMReal fFirstX, fFirstY;
 
 bool16 fBoundsSet;
 PMRect fBoundingBox;
 
 PMMatrix fXform;
 bool16 fIsMatrixIdentity;
 
 // temp storage for line methods
 PMPoint fP0, fP1;
 
 // temp storage for curve methods
 PMBezierCurve fCurve;

 // temp storage for bounds calculations
 PMReal fuList[4];
};


#endif