56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
/*
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* This program source code file is part of KICAD, a free EDA CAD application.
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*
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* Copyright (C) 2017 CERN
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <text_utils.h>
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std::pair<UTF8, std::vector<bool>> ProcessOverbars( const UTF8& aText )
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{
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UTF8 text;
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std::vector<bool> flags;
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bool overbar = false;
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for( UTF8::uni_iter chIt = aText.ubegin(), end = aText.uend(); chIt < end; ++chIt )
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{
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if( *chIt == '~' )
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{
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if( ++chIt >= end )
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break;
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// It was a single tilda, it toggles overbar
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if( *chIt != '~' )
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overbar = !overbar;
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// If it is a double tilda, just process the second one
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}
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// remember: *chIt is not necessary a ASCII7 char.
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// it is an unsigned giving a multibyte char in UTF8 strings
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text += *chIt;
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flags.push_back( overbar );
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}
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return std::make_pair( text, flags );
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}
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