//////////////////////////////////////////////////////////////////////////////
//文件 TraceCurveWnd.h
//主要功能: 
//
//程序编写:		2005-12-07
/////////////////////////////////////////////////////////////////////////////

#pragma once
//#include "rect8.h"
//#include "ScreenXY.h"
#include "TraceContour.h"

namespace NImage
{

	class AFX_EXT_CLASS CTraceCurveWnd
	{
	public:
		CTraceCurveWnd(void);
		virtual ~CTraceCurveWnd(void);

		CTraceContour& GetImageTrace(void);

		int GetScreenCurveWidth(void);		//获得曲线像素宽度
		double GetCurveWidth(void);			//获得曲线实际宽度
		void SetCurveWidth(double dWidth);
		COLORREF GetCurveTraceColor(void);
		void SetCurveTraceColor(COLORREF color);

		void SetImage(CImageBase* pImage);
		CImageBase* GetImage(void);

		void SetDC(CDC* pDC);
		CDC* GetDC(void);

		void SetScreenXY(CScreenXY& csxy);
		void SetImageRealPosition(double x0, double y0, double realWidth, double realHeight);	//设置图像实际位置

		virtual POINT OnLButtonDown(UINT nFlags, CPoint point);
		virtual POINT OnLButtonUp(UINT nFlags, CPoint point);
		virtual POINT OnMouseMove(UINT nFlags, CPoint point);
		virtual BOOL OnKeyDown(UINT nChar);

		int AddCurve(POSITION AddImageCurve(CCurve *pCurve));
		void CancelCurrentTrace(void);				//将当前追踪的点清空，为了重新追踪

		void DrawTrace(void);
		void DrawTrace(CDC& dc, CRect8& rect, COLORREF color);

		//全自动矢量化
		int AutoTraceAll(int nTraceMode, double pnt_error_tolerance, double min_polyline_lenght,
			POSITION AddImageCurve(CCurve *pCurve));//nTraceMode=1:中心线, nTraceMode=2:双线

	protected:
		POINT ScreenToImage(POINT pointScreen);		//屏幕坐标转换为图像坐标
		CPoint2D ImageToReal(CPoint2D pointImage);	//图像坐标转换为实际坐标
		POINT ImageToScreen(POINT pointImage);		//图像坐标转换为屏幕坐标

	protected:
		CTraceContour m_ImageTrace;					//进行图像追踪
		CDC* m_pDrawDC;

		int loop;
		POINT tracePoint[2];
		COLORREF CurveTraceColor;
		COLORREF CurveDeleteColor;
		double UndoLong;
		double m_dCurveWidth;						//追踪曲线的宽度

	public:
		CScreenXY cs;
		CRect8 m_rect;								//位图显示位置对应的屏幕坐标
		double x0;									//图像实际位置（原点，高度，宽度）
		double y0;
		double rWidth;
		double rHeight;
	};

};