monotonechainselectaction.cpp

一个很好的vc底层代码

/**********************************************************************
 * $Id: MonotoneChainSelectAction.cpp,v 1.8 2004/12/08 13:54:43 strk Exp $
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.refractions.net
 *
 * Copyright (C) 2001-2002 Vivid Solutions Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************/

#include <geos/indexChain.h>
#include <stdio.h>

namespace geos {

MonotoneChainSelectAction::MonotoneChainSelectAction() {
	selectedSegment=new LineSegment();
	tempEnv1=new Envelope();
}

MonotoneChainSelectAction::~MonotoneChainSelectAction() {
	delete selectedSegment;
	delete tempEnv1;
}

/**
* This function can be overridden if the original chain is needed
*/
void MonotoneChainSelectAction::select(indexMonotoneChain *mc,int start) {
	mc->getLineSegment(start,selectedSegment);
	select(selectedSegment);
}

} // namespace geos

/**********************************************************************
 * $Log: MonotoneChainSelectAction.cpp,v $
 * Revision 1.8  2004/12/08 13:54:43  strk
 * gcc warnings checked and fixed, general cleanups.
 *
 * Revision 1.7  2004/07/02 13:28:27  strk
 * Fixed all #include lines to reflect headers layout change.
 * Added client application build tips in README.
 *
 * Revision 1.6  2004/03/25 02:23:55  ybychkov
 * All "index/" packages upgraded to JTS 1.4
 *
 * Revision 1.5  2003/11/07 01:23:42  pramsey
 * Add standard CVS headers licence notices and copyrights to all cpp and h
 * files.
 *
 **********************************************************************/