polygon.h

我自己写的代码 可能比较简单 我实现了模拟图层的功能

///////////////////////////////////////////////////////////
//  Polygon.h
//  Implementation of the Class Polygon
//  Created on:      18-二月-2009 17:17:22
//  Original author: pangyj
///////////////////////////////////////////////////////////

#if !defined(EA_D9AAB42F_501C_45a0_9429_65D50BAC373F__INCLUDED_)
#define EA_D9AAB42F_501C_45a0_9429_65D50BAC373F__INCLUDED_

#include "ErrorStatus.h"
#include "GeometryPrimitive.h"
#include "Point2D.h"

class Polygon : public GeometryPrimitive
{

public:
	virtual ~Polygon();

	Polygon(const lit_list<Point2D> & vertexPts);
	Polygon();
	const lit_list<Point2D> & AddvertexAt(int pos, Point2D& pt);
	virtual ErrorStatus read(fstream& f);
	ErrorStatus vertexPts(lit_list<Point2D> & pts);
	ErrorStatus write(fstream& f);
	virtual void list()const;
	ErrorStatus explode(lit_list<unsigned long> & ids);
private:
	lit_list<Point2D> lVertexPts;

};
#endif // !defined(EA_D9AAB42F_501C_45a0_9429_65D50BAC373F__INCLUDED_)