/** \file
 * \brief Implementation of GEXF string conversion functions.
 *
 * \author Łukasz Hanuszczak
 *
 * \par License:
 * This file is part of the Open Graph Drawing Framework (OGDF).
 *
 * \par
 * Copyright (C)<br>
 * See README.md in the OGDF root directory for details.
 *
 * \par
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * Version 2 or 3 as published by the Free Software Foundation;
 * see the file LICENSE.txt included in the packaging of this file
 * for details.
 *
 * \par
 * 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.
 *
 * \par
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, see
 * http://www.gnu.org/copyleft/gpl.html
 */

#include <ogdf/basic/graphics.h>
#include <ogdf/fileformats/GEXF.h>
#include <ogdf/fileformats/Utils.h>

#include <string>

namespace ogdf {

namespace gexf {


std::string toString(const Shape& shape) {
	switch (shape) {
	case Shape::Rect:
		return "square";
	case Shape::RoundedRect:
		return "rect"; // Not supported.
	case Shape::Ellipse:
		return "disc";
	case Shape::Triangle:
		return "triangle";
	case Shape::Rhomb:
		return "diamond";
	case Shape::Image:
		return "image";
	default:
		return "disc";
	}
}

Shape toShape(const std::string& str) {
	return toEnum(str, toString, Shape::Rect, Shape::Image, Shape::Rect);
}

std::string toGEXFStrokeType(const StrokeType& type) {
	switch (type) {
	case StrokeType::Solid:
		return "solid";
	case StrokeType::Dot:
		return "dotted";
	case StrokeType::Dash:
		return "dashed";
	case StrokeType::Dashdot:
		return "dashdot";
	case StrokeType::Dashdotdot:
		return "dashdotdot";
	default:
		return "";
	}
}

StrokeType toStrokeType(const std::string& str) {
	// GEXF supports solid, dotted, dashed, double.
	// We don't support double, but dashdot and dashdotdot instead.
	return toEnum(str, toGEXFStrokeType, StrokeType::None, StrokeType::Dashdotdot, StrokeType::Solid);
}

}

}
