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 * ***** BEGIN GPL LICENSE BLOCK *****
 *
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 * modify it under the terms of the GNU General Public License
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 * of the License, or (at your option) any later version.
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 * This program 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 General Public License for more details.
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/** \file blender/freestyle/intern/stroke/ContextFunctions.cpp
 *  \ingroup freestyle
 *  \brief Functions related to context queries
 *  \brief Interface to access the context related information.
 *  \author Stephane Grabli
 *  \date 20/12/2003
 */

#include "ContextFunctions.h"

#include "../view_map/SteerableViewMap.h"

#include "../system/TimeStamp.h"

namespace Freestyle {

namespace ContextFunctions {

unsigned GetTimeStampCF()
{
	return TimeStamp::instance()->getTimeStamp();
}

unsigned GetCanvasWidthCF()
{
	return Canvas::getInstance()->width();
}

unsigned GetCanvasHeightCF()
{
	return Canvas::getInstance()->height();
}

void LoadMapCF(const char *iFileName, const char *iMapName, unsigned iNbLevels, float iSigma)
{
	return Canvas::getInstance()->loadMap(iFileName, iMapName, iNbLevels, iSigma);
}

float ReadMapPixelCF(const char *iMapName, int level, unsigned x, unsigned y)
{
	Canvas *canvas = Canvas::getInstance();
	return canvas->readMapPixel(iMapName, level, x, y);
}

float ReadCompleteViewMapPixelCF(int level, unsigned x, unsigned y)
{
	SteerableViewMap *svm = Canvas::getInstance()->getSteerableViewMap();
	return svm->readCompleteViewMapPixel(level, x, y);
}

float ReadDirectionalViewMapPixelCF(int iOrientation, int level, unsigned x, unsigned y)
{
	SteerableViewMap *svm = Canvas::getInstance()->getSteerableViewMap();
	return svm->readSteerableViewMapPixel(iOrientation, level, x, y);
}

FEdge *GetSelectedFEdgeCF()
{
	return Canvas::getInstance()->selectedFEdge();
}

}  // ContextFunctions namespace

} /* namespace Freestyle */