ugksurface.h

来自「linux下一款GIS程序源码」· C头文件 代码 · 共 31 行

// ugksurface.h: interface for the UGKSurface class.
//
/************************************************************************/
/*                              UGKSurface                              */
/************************************************************************/
/**
 * Abstract base class for 2 dimensional objects like polygons.
 */


#ifndef  UGKSurface_H
#define  UGKSurface_H

#include "ugkgeometry.h"

#include "ugkpoint.h"

class UGKSurface : public UGKGeometry  
{
public:
	UGKSurface();
	virtual ~UGKSurface();

	virtual double      get_Area() const = 0;
	virtual UGKErr      Centroid( UGKPoint * poPoint ) const = 0;
	virtual UGKErr      PointOnSurface( UGKPoint * poPoint ) const = 0;

};

#endif