point.h

一个非常好的GIS开源新版本

// Tools Library
//
// Copyright (C) 2004  Navel Ltd.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//  Email:
//    [e-mail]

#ifndef __tools_geometry_point_h
#define __tools_geometry_point_h

namespace Tools
{
	namespace Geometry
	{
		class Point : public IObject, public virtual IShape
		{
		public:
			Point();
			Point(const double* pCoords, unsigned long dimension);
			Point(const Point& p);
			virtual ~Point();

			virtual Point& operator=(const Point& p);
			virtual bool operator==(const Point& p) const;

			//
			// IObject interface
			//
			virtual Point* clone();

			//
			// ISerializable interface
			//
			virtual unsigned long getByteArraySize();
			virtual void loadFromByteArray(const byte* data);
			virtual void storeToByteArray(byte** data, unsigned long& length);

			//
			// IShape interface
			//
			virtual bool intersectsShape(const IShape& in) const;
			virtual bool containsShape(const IShape& in) const;
			virtual bool touchesShape(const IShape& in) const;
			virtual void getCenter(Point& out) const;
			virtual unsigned long getDimension() const;
			virtual void getMBR(Region& out) const;
			virtual double getArea() const;
			virtual double getMinimumDistance(const IShape& in) const;

			virtual double getMinimumDistance(const Point& p) const;

			virtual double getCoordinate(unsigned long index) const;

			virtual void makeInfinite(unsigned long dimension);
			virtual void makeDimension(unsigned long dimension);

		public:
			unsigned long m_dimension;
			double* m_pCoords;

			friend class Region;
			friend std::ostream& operator<<(std::ostream& os, const Point& pt);
		}; // Point

		std::ostream& operator<<(std::ostream& os, const Point& pt);
	}
}

#endif /*__tools_geometry_point_h*/