draw.h

股票控件源代码

// Draw.h: interface for the CDraw class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_DRAW_H__9988EE28_9CDB_4FD5_80CA_05E5DEDE9D68__INCLUDED_)
#define AFX_DRAW_H__9988EE28_9CDB_4FD5_80CA_05E5DEDE9D68__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "Base\as_transf.hxx"
#include "Base\as_position.hxx"
#include "Base\as_unitvec.hxx"
#include "ViewWnd.h"
#include "DcEx.h"
#define M_PI 3.1415926

class CDraw :public CDCEx 
{
public:
	CDraw(CViewWnd *pView);
	virtual ~CDraw();
public:
	
private:
	CViewWnd *m_pView;
	CWnd *m_pWnd;
	transf	m_zoom_transf;			//坐标变换
	transf m_DRAW_TO_SCREEN_TRAN;
	transf m_SCREEN_TO_DRAW_TRAN;
	transf m_offset_transf;
	int m_PickTol;//捕捉误差
	long m_nRelationColor;//捕捉显示颜色
	double m_nPaperWidth,m_nPaperHight;
public:
	void ComputeTransf();
	void ZoomTransf(transf tran);
	transf ZoomTransf(){return m_zoom_transf;};
	void PaperWidth(double dWidth){m_nPaperWidth=dWidth;}; 
	double PaperWidth(){return m_nPaperWidth;};
	void PaperHight(double dHight){m_nPaperHight=dHight;};
	double PaperHight(){return m_nPaperHight;};
public:

	transf ScreenToDrawing();
	transf DrawingToScreen();
	int GetPickTol(){return m_PickTol;};
	void SetPickTol(int PickTol){m_PickTol=PickTol;};
	long RelationColor(){return m_nRelationColor;};
	void RelationColor(long nColor){m_nRelationColor=nColor;};

};

#endif // !defined(AFX_DRAW_H__9988EE28_9CDB_4FD5_80CA_05E5DEDE9D68__INCLUDED_)