kicad/common/refdes_utils.cpp

86 lines
2.7 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 KiCad Developers, see CHANGELOG.TXT for contributors.
*
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <refdes_utils.h>
#include <kicad_string.h>
#include <algorithm>
#include <cctype>
namespace UTIL
{
wxString GetReferencePrefix( const wxString& aRefDes )
{
// find the first non-digit character from the back
auto res = std::find_if( aRefDes.rbegin(), aRefDes.rend(),
[]( wxUniChar aChr ) { return !std::isdigit( aChr ); } );
return { aRefDes.begin(), res.base() };
}
int RefDesStringCompare( const wxString& aFirst, const wxString& aSecond )
{
// Compare unescaped text
wxString strFWord = UnescapeString( aFirst );
wxString strSWord = UnescapeString( aSecond );
// The different sections of the two strings
wxString strFWordBeg, strFWordMid, strFWordEnd;
wxString strSWordBeg, strSWordMid, strSWordEnd;
// Split the two strings into separate parts
SplitString( strFWord, &strFWordBeg, &strFWordMid, &strFWordEnd );
SplitString( strSWord, &strSWordBeg, &strSWordMid, &strSWordEnd );
// Compare the Beginning section of the strings
int isEqual = strFWordBeg.CmpNoCase( strSWordBeg );
if( isEqual > 0 )
return 1;
else if( isEqual < 0 )
return -1;
else
{
// If the first sections are equal compare their digits
long lFirstDigit = 0;
long lSecondDigit = 0;
strFWordMid.ToLong( &lFirstDigit );
strSWordMid.ToLong( &lSecondDigit );
if( lFirstDigit > lSecondDigit )
return 1;
else if( lFirstDigit < lSecondDigit )
return -1;
// If the first two sections are equal compare the endings
else
return strFWordEnd.CmpNoCase( strSWordEnd );
}
}
} // namespace UTIL