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//////////////////////////////////////////////////////////////////////////////
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//文件 SXY.h
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//主要功能:
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// 基础类库
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//程序编写: 2005-12-07
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/////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include "rect8.h"
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#include ".\angle.h"
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namespace NBase
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{
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//Extend中的参数
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#define EXTEND_MODE_DEFAULT 0 //居左上
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#define EXTEND_MODE_STRECH 1 //拉伸
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#define EXTEND_MODE_CENTER 2 //居中
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#define EXTEND_MODE_HEIGHT 3 //按高度满屏显示
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#define EXTEND_MODE_WIDTH 4 //按宽度满屏显示
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class AFX_EXT_CLASS CSXY :
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public CRect8
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{
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public:
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CSXY(void);
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virtual ~CSXY(void);
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virtual int Create(CDC* pDC, BOOL bSetViewRect = TRUE);
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virtual void Clear(void);
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virtual CPoint GetScreen(double x, double y);
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virtual CPoint2D GetScreen8(double x, double y);
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virtual double GetScreenWidth8(double v);
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virtual double GetScreenHeight8(double v);
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virtual long GetScreenWidth(double v);
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virtual long GetScreenHeight(double v);
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int CreateAngle(double angle, double x0, double y0);
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void DeleteAngle(void);
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//坐标变换
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virtual long GetSX(double x);
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virtual long GetSY(double y);
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virtual double GetRX(long x);
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virtual double GetRY(long y);
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virtual double GetSX8(double x);
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virtual double GetSY8(double y);
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virtual double GetRX(double x);
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virtual double GetRY(double y);
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virtual CRect8 GetReal(CRect& sr);
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virtual CPoint2D GetReal(CPoint& point);
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virtual CPoint2D GetReal(long x,long y);
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virtual CPoint2D GetReal(double x,double y);
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virtual CRect8 GetReal(CRect8& screenRect);
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virtual CPoint2D GetReal(CPoint2D& pointScreen);
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virtual CPoint GetScreen(CPoint2D& pt);
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virtual CRect GetScreen(CRect8& rect);
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virtual CRect8 GetScreen8(CRect8& rect);
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virtual double GetRealWidth(long sw);
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virtual double GetRealHeight(long sh);
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virtual double GetRealWidth(double screenWidth);
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virtual double GetRealHeight(double screenHeight);
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virtual CSize GetScreenSize(CSize8& sz);
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virtual CSize8 GetScreenSize8(CSize8& sz);
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virtual CSize8 GetRealSize(CSize& sz);
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virtual CSize8 GetRealSize(CSize8& sz);
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void Extend(CRect8& rect, CRect& rtScreenWindow,int IsStrech);
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void Extend(CRect8& rect, CRect8& rtScreenWindow,int IsStrech);
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void Extend(CRect& rtScreenWindow,int IsStrech);
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void Extend(CRect8& rtScreenWindow,int IsStrech);
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void Reduce(double cc);
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void SetScale(double ScaleX, double ScaleY); //参数单位：1实际单位代表的毫米长度
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void GetScale(double& ScaleX, double& ScaleY); //参数单位：1实际单位代表的毫米长度
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void SetCustomDPI(double dCustomDPI); //设置显示分辨率, 参数为每英寸的点阵数
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void operator=(CSXY& dc);
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CDC* GetDC(void);
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void SetViewRect(CRect rect);
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// 按实际坐标设置显示范围
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// void SetViewRectReal(CRect rect);
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CRect GetViewRect(void);
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CRect8 GetRealRect(void);
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void SetRealRect(CRect8 realRect);
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CRect8 m_screenRect; //指向屏幕的窗口坐标,之前为CRect型,为了插入符号的准确,改为了CRect8,与CRect存取的结构一样
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double PixelPerUnitX;
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double PixelPerUnitY; //每单位象素个数
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double UnitX;
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double UnitY; //毫米/象素
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CAngle* m_pAngle;
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protected:
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CDC *pDC;
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CRect m_ViewRect;
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CRect8 m_RealRect;
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};
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AFX_INLINE CDC* CSXY::GetDC(void)
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{
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return pDC;
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}
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};
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using namespace NBase;
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