/***********************************************************************
** PageSize.h                                                         **
**                                                                    **
** This file is part of dvisvgm -- the DVI to SVG converter           **
** Copyright (C) 2005-2007 Martin Gieseking <martin.gieseking@uos.de> **
**                                                                    **
** This program is free software; you can redistribute it and/or      **
** modify it under the terms of the GNU General Public License        **
** as published by the Free Software Foundation; either version 2     **
** of the License, or (at your option) any later version.             **
**                                                                    **
** 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.                       **
**                                                                    **
** You should have received a copy of the GNU General Public License  **
** along with this program; if not, write to the Free Software        **
** Foundation, Inc., 51 Franklin Street, Fifth Floor,                 **
** Boston, MA 02110-1301, USA.                                        **
***********************************************************************/
// $Id: PageSize.h 16 2007-01-05 20:28:01Z mgieseki $

#ifndef PAGESIZE_H
#define PAGESIZE_H

#include <string>
#include "MessageException.h"

struct PageSizeException : public MessageException
{
	PageSizeException (const string &msg) : MessageException(msg) {}
};

class PageSize
{
   public:
 		PageSize (double w=0, double h=0) : width(w), height(h) {}
		PageSize (std::string name);
		void resize (std:: string name);
		void resize (double w, double h);
		double widthInPT () const  {return width;}
		double heightInPT () const {return height;}
		double widthInMM () const  {return width*25.4/72.27;}
		double heightInMM () const {return height*25.4/72.27;}
		bool valid () const        {return width > 0 && height > 0;}

   private:
		double width, height; // in pt
};

#endif