ugkcurve.cpp

来自「linux下一款GIS程序源码」· C++ 代码 · 共 51 行

// ugkcurve.cpp: implementation of the UGKCurve class.
//
//////////////////////////////////////////////////////////////////////

#include "ugkcurve.h"


UGKCurve::UGKCurve()
{

}

UGKCurve::~UGKCurve()
{

}

/************************************************************************/
/*                            get_IsClosed()                            */
/************************************************************************/

/**
 * Return TRUE if curve is closed.
 *
 * Tests if a curve is closed. A curve is closed if its start point is
 * equal to its end point.
 *
 * This method relates to the SFCOM ICurve::get_IsClosed() method.
 *
 * @return TRUE if closed, else FALSE.
 */

int UGKCurve::get_IsClosed() const

{
    UGKPoint            oStartPoint, oEndPoint;

    StartPoint( &oStartPoint );
    EndPoint( &oEndPoint );

    if( oStartPoint.getX() == oEndPoint.getX()
        && oStartPoint.getY() == oEndPoint.getY() )
    {
        return TRUE;
    }
    else
    {
        return FALSE;
    }
}