#ifndef _DllInterface_h_
#define _DllInterface_h_


#include <EIMResult.h>

#include <atlimage.h>


typedef BOOL (*dll_initializeFromFile)( const char*, double, double );
typedef BOOL (*dll_initializeFromRaw)( const char*, int, int, int, BOOL, double, double );
typedef BOOL (*dll_setFirstPoint)( int, int );
typedef float (*dll_getDistanceToFirstPoint)( int, int );
typedef BOOL (*dll_setSecondPoint)( int, int, imt::IMTResult* );
typedef int (*dll_getImageWidth)();
typedef int (*dll_getImageHeight)();
typedef int (*dll_getImageBitsPerPixel)();
typedef char* (*dll_getPixelArray)();


class DllInterface
{
public:

	DllInterface();
	virtual ~DllInterface();

	BOOL IsValid();
	void Clear();
	imt::IMTResult* GetResult();
	BOOL initializeFromFile( const char*, double mmPerPixelX = -1.0, double mmPerPixelY = -1.0 );
	BOOL setFirstPoint( CPoint );
	BOOL setSecondPoint( CPoint );

	dll_initializeFromRaw initializeFromRaw;
	dll_getDistanceToFirstPoint getDistanceToFirstPoint;
	dll_getImageWidth getImageWidth;
	dll_getImageHeight getImageHeight;
	dll_getImageBitsPerPixel getImageBitsPerPixel;
	dll_getPixelArray getPixelArray;

private:

	void Initialize();

	dll_initializeFromFile m_initializeFromFile;
	dll_setFirstPoint m_setFirstPoint;
	dll_setSecondPoint m_setSecondPoint;

	HMODULE hDLL;
	BOOL m_isValid;

	imt::IMTResult eimResult;
};


#endif