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76ee07f61c
Co-authored-by: Alexander Trofimov <alexander.trofimov@onlyoffice.com> Co-committed-by: Alexander Trofimov <alexander.trofimov@onlyoffice.com>
87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
/*
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* Copyright (C) Ascensio System SIA, 2009-2026
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation, together with the
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* additional terms provided in the LICENSE file.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: https://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA by email at info@onlyoffice.com
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* or by postal mail at 20A-6 Ernesta Birznieka-Upisha Street, Riga,
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* LV-1050, Latvia, European Union.
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*
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* The interactive user interfaces in modified versions of the Program
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* are required to display Appropriate Legal Notices in accordance with
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* Section 5 of the GNU AGPL version 3.
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*
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* No trademark rights are granted under this License.
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*
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* All non-code elements of the Product, including illustrations,
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* icon sets, and technical writing content, are licensed under the
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* Creative Commons Attribution-ShareAlike 4.0 International License:
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* https://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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* This license applies only to such non-code elements and does not
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* modify or replace the licensing terms applicable to the Program's
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* source code, which remains licensed under the GNU Affero General
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* Public License v3.
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*
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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#include "FixedPointNumber.h"
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#include "../Common/Base/FormatUtils.h"
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namespace DocFileFormat
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{
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FixedPointNumber::FixedPointNumber( unsigned short integral, unsigned short fractional )
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{
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this->Integral = integral;
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this->Fractional = fractional;
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}
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FixedPointNumber::FixedPointNumber( _UINT32 value )
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{
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unsigned short* bytes = (unsigned short*)(&value);
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this->Integral = bytes[0];
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this->Fractional = bytes[1];
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}
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FixedPointNumber::FixedPointNumber( const unsigned char* bytes, unsigned int size )
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{
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if ( ( bytes != NULL ) && ( size >= 4 ) )
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{
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this->Integral = FormatUtils::BytesToUInt16( bytes, 0, size );
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this->Fractional = FormatUtils::BytesToUInt16( bytes, 2, size );
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}
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}
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double FixedPointNumber::ToAngle() const
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{
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if ( this->Fractional != 0 )
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{
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// negative angle
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return ( this->Fractional - 65536.0 );
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}
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else if ( this->Integral != 0 )
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{
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//positive angle
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return ( 65536.0 - this->Integral );
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}
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else
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{
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return 0.0;
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}
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}
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double FixedPointNumber::GetValue() const
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{
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return (double)( this->Integral + ( (double)this->Fractional / 65536.0 ) );
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}
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}
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