// Scanner.h : header file
#include "dibapi.h"

class CScanner{
	public:
   
    int	m_nDPI;			//分辨率
	int	m_nColor;		//顏色數(shù)
	int m_nScan;        //掃描方式
	RECT	m_rtScanZoom;		//掃描區(qū)域
	float m_fTop;
	float m_fLeft;
	float m_fBottom;
	float m_fRight;
	bool m_nh;
    bool m_nh1;

	bool quesheng;               //缺省校正掃描
	/*掃描獲得的圖象(DIB)句柄*/
	LPVOID	m_pLastImage;	     //最終傳遞給上層應(yīng)用軟件的DIB句柄
	HDIB	m_hPreImage;		 //預(yù)覽獲得的DIB句柄
	HDIB	m_hAdjustedPreImage; //經(jīng)過(guò)處理的預(yù)覽DIB句柄
	
	public: 
	/*構(gòu)造函數(shù)*/
	CScanner(void);
	~CScanner( );

	/*與用戶界面的接口*/
	BOOL	SetSelectZoom(RECT rZoom);

	BOOL	SetBrightness(int nBrightness,int nChannel);
	BOOL 	SetContrast(int nContrast,int nChannel);
	BOOL	SetHighLight(int nHighLight,int nChannel);
	BOOL	SetShade(int nShade,int nChannel);
    BOOL	SetLimit(int nLimit);
	void 	SetDPI(int nDPI);
	void	SetClororNum(int nColor);

	//Get
	RECT	GetSelectZoom(void);
	void	ShowPreImage(HWND hwnd,LPVOID pPreImage);
	/*與底層插卡驅(qū)動(dòng)程序的接口*/
	BOOL		InitDevice();	//初始化掃描儀。 
	void		SetScanner(LPVOID pParams);
	void 		GetPreImage();
	void		GetLastImage();
	
	void		SetHandleofPreviewBMP(HDIB hbmp);
	void		SetHandleofAdjustedPreviewBMP(HDIB hbmp);
	HDIB		GetHandleofPreviewBMP(void);
	HDIB		GetHandleofAdjustedPreviewBMP(void);
};