#ifndef _MESHWARP_HPP_
#define _MESHWARP_HPP_
#include <mdiwin/types.hpp>
#include <mdiwin/point.hpp>
#include <mdiwin/string.hpp>
#include <mdiwin/vector.hpp>
#include <mdiwin/catmull.hpp>

class MeshWarp
{
public:
	MeshWarp(void);
	MeshWarp(HPALETTE hPalette,UHUGE *hpImage,WORD width,WORD height);
  ~MeshWarp();
	HGLOBAL performWarp(Vector<Point> &sourceMesh,Vector<Point> &destMesh,int meshColRows,int &newWidth,int &newHeight);
	HGLOBAL performWarp(Vector<FloatPairs> &sourceMesh,Vector<FloatPairs> &destMesh,int meshColRows,int &newWidth,int &newHeight);
	static void dumpMesh(Vector<FloatPairs> &sourceMesh,Vector<FloatPairs> &destMesh,String &fileName);
private:
	typedef Vector<FloatPairs> VectoredPairs;
	enum {MaxColors=256,MaxLineWidth=2048};
	void loadPaletteEntries(void);
	HGLOBAL performWarp(int &newWidth,int &newHeight,int meshColRows);
	void firstPassPhaseOne(int columnData);
	void firstPassPhaseTwo(void);
	void secondPassPhaseOne(int columnData);
	void secondPassPhaseTwo(void);
	void resampleGenerate(Vector<FloatPairs> &mappingPoints,UHUGE *lpSrcScanline,UHUGE *lpDstScanline,int outLen);
	void initializeSplineColumns(Vector<VectoredPairs> &splineData,int columnData);

	Vector<FloatPairs> mSrcPairs;
	Vector<FloatPairs> mDstPairs;
	Vector<VectoredPairs> mVerticalSplineSrcData;
	Vector<VectoredPairs> mVerticalSplineDstData;
	Vector<VectoredPairs> mHorizontalSplineSrcData;
	Vector<VectoredPairs> mHorizontalSplineDstData;
	HPALETTE mhPalette;
	PALETTEENTRY mPaletteData[MaxColors];
	HGLOBAL mhGlobalImage;
	HGLOBAL mhGlobalSource;
	UHUGE *mhpGlobalImage;
	HGLOBAL mhGlobalIntermediate;
	UHUGE *mhpIntermediate;
	UHUGE *mhpImage;
	WORD mWidth;
	WORD mHeight;
	WORD mDstWidth;
	WORD mDstHeight;
};

inline
void MeshWarp::loadPaletteEntries(void)
{
	::GetPaletteEntries(mhPalette,0,MaxColors,(PALETTEENTRY FAR *)&mPaletteData);
}
#endif