/*
 * (c) Copyright Ascensio System SIA 2010-2023
 *
 * This program is a free software product. You can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License (AGPL)
 * version 3 as published by the Free Software Foundation. In accordance with
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
 * street, Riga, Latvia, EU, LV-1050.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
#pragma once

namespace DocFileFormat
{
	class TwipsValue
	{
	private: 
		double value;

		/// The dots per inch value that should be used.
	public: 

		static const unsigned char Dpi = 72;

		/// Creates a new TwipsValue for the given value.
		TwipsValue( double _value = 0 );
		TwipsValue( const TwipsValue& _twipsValue );

		TwipsValue& operator = ( const TwipsValue& _twipsValue );

		/// Converts the twips to pt
		inline double ToPoints() const
		{
			return value / 20.0;
		}

		/// Converts the twips to inch
		inline double ToInch() const
		{
			return value / ( Dpi * 20.0 );
		}

		/// Converts the twips to mm
		inline double ToMm() const
		{
			return ToInch() * 25.399931;
		}

		/// Converts the twips to cm
		inline double ToCm() const
		{
			return ToMm() / 10.0;
		}
	};
}