polygon.h

一个复杂的画图系统

// Polygon.h: interface for the CPolygon class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_POLYGON_H__671B28E5_F8E8_11D2_B2E0_444553540000__INCLUDED_)
#define AFX_POLYGON_H__671B28E5_F8E8_11D2_B2E0_444553540000__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
#include "Shape.h"
struct PTS
{
	double pcos,psin,r;
};
class CPolygon : public CShape  
{
	//attributes
public:

	CArray<CPoint,CPoint> m_tVtxArray;
	//CArray<double,double> m_RAry;
	CArray<PTS,PTS> m_ptAry;
	int Curpt;
	CPoint basept;
public:
	void Draw(CDC* pDC);
	void AddPoint(CPoint& pt)
	{
		m_tVtxArray.Add(pt);
		AddVert();
	}

	CPoint& GetTail()
	{
		ASSERT(m_tVtxArray.GetSize() > 0);
		return m_tVtxArray[m_tVtxArray.GetSize() - 1];
	}

	CPoint& GetHead()
	{
		ASSERT(m_tVtxArray.GetSize() > 0);
		return m_tVtxArray[0];
	}

	int GetVtxCount()
	{
		return m_tVtxArray.GetSize();
	}
	
public:
	void AddVert();
	void UpdateProp(int sel);
	void InitProp();
	void invalid(CGeditorView *pView);
	void ChangeBase(int x,int y);
	void Mirror(int syd, CDC *pDC,CPoint &basept,CGeditorView* pView);
	CShape * copys(TCHAR &ch);
	void CalForRot(CPoint &pt);
	void rotate(int rsel,CDC *pDC,CPoint pt, CGeditorView *pView);
	int PtInPoly(CPoint &pt);
	int InTest(CPoint pt);
	void dragobj(int leash,CDC *pDC,CPoint point,CGeditorView* pView);
	void Serialize(CArchive& ar);
	CPolygon();
	virtual ~CPolygon();

#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:
	DECLARE_SERIAL(CPolygon)
};

#endif // !defined(AFX_POLYGON_H__671B28E5_F8E8_11D2_B2E0_444553540000__INCLUDED_)