/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2011 Sandro Santilli <strk@keybit.net>
 * Copyright (C) 2005-2006 Refractions Research Inc.
 * 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.
 *
 **********************************************************************
 *
 * Last port: geomgraph/GraphComponent.java r428 (JTS-1.12+)
 *
 **********************************************************************/

#include <cassert>

#include <geos/geomgraph/GraphComponent.h>
#include <geos/geomgraph/Label.h>

using namespace geos::geom;

namespace geos {
namespace geomgraph { // geos.geomgraph

GraphComponent::GraphComponent()
  :
  label(),
	isInResultVar(false),
	isCoveredVar(false),
	isCoveredSetVar(false),
	isVisitedVar(false)
{
}

GraphComponent::GraphComponent(const Label& newLabel):
	label(newLabel),
	isInResultVar(false),
	isCoveredVar(false),
	isCoveredSetVar(false),
	isVisitedVar(false)
{
}

GraphComponent::~GraphComponent()
{
}

void
GraphComponent::setCovered(bool isCovered)
{
	isCoveredVar = isCovered;
	isCoveredSetVar = true;
}

void
GraphComponent::updateIM(IntersectionMatrix& im)
{
	assert(label.getGeometryCount() >= 2); // found partial label
	computeIM(im);
}

} // namespace geos.geomgraph
} // namespace geos