186 lines
4.4 KiB
C++
186 lines
4.4 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) 2015 Simon Richter
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* Copyright (C) 2015 KiCad Developers, see CHANGELOG.TXT for contributors.
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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 3
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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 "pin_number.h"
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#include <wx/crt.h>
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namespace {
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wxString GetNextComponent( const wxString& str, wxString::size_type& cursor )
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{
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if( str.size() <= cursor )
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return wxEmptyString;
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wxString::size_type begin = cursor;
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wxChar c = str[cursor];
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if( wxIsdigit( c ) || c == '+' || c == '-' )
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{
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// number, possibly with sign
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while( ++cursor < str.size() )
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{
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c = str[cursor];
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if( wxIsdigit( c ) || c == 'v' || c == 'V' )
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continue;
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else
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break;
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}
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}
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else
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{
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while( ++cursor < str.size() )
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{
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c = str[cursor];
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if( wxIsdigit( c ) )
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break;
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else
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continue;
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}
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}
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return str.substr( begin, cursor - begin );
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}
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}
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wxString PinNumbers::GetSummary() const
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{
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wxString ret;
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const_iterator i = begin();
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if( i == end() )
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return ret;
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const_iterator begin_of_range = i;
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const_iterator last;
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for( ;; )
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{
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last = i;
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++i;
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int rc = ( i != end() ) ? Compare( *last, *i ) : -2;
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assert( rc == -1 || rc == -2 );
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if( rc == -1 )
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// adjacent elements
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continue;
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ret += *begin_of_range;
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if( begin_of_range != last )
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{
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ret += '-';
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ret += *last;
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}
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if( i == end() )
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break;
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begin_of_range = i;
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ret += ',';
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}
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return ret;
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}
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int PinNumbers::Compare( const PinNumber& lhs, const PinNumber& rhs )
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{
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wxString::size_type cursor1 = 0;
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wxString::size_type cursor2 = 0;
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wxString comp1, comp2;
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for( ; ; )
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{
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comp1 = GetNextComponent( lhs, cursor1 );
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comp2 = GetNextComponent( rhs, cursor2 );
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if( comp1.empty() && comp2.empty() )
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return 0;
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if( comp1.empty() )
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return -2;
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if( comp2.empty() )
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return 2;
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wxChar c1 = comp1[0];
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wxChar c2 = comp2[0];
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if( wxIsdigit( c1 ) || c1 == '-' || c1 == '+' )
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{
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if( wxIsdigit( c2 ) || c2 == '-' || c2 == '+' )
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{
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// numeric comparison
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wxString::size_type v1 = comp1.find_first_of( "vV" );
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if( v1 != wxString::npos )
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comp1[v1] = '.';
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wxString::size_type v2 = comp2.find_first_of( "vV" );
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if( v2 != wxString::npos )
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comp2[v2] = '.';
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double val1, val2;
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comp1.ToDouble( &val1 );
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comp2.ToDouble( &val2 );
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if( val1 < val2 )
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{
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if( val1 == val2 - 1 )
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return -1;
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else
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return -2;
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}
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if( val1 > val2 )
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{
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if( val1 == val2 + 1 )
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return 1;
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else
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return 2;
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}
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}
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else
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return -2;
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}
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else
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{
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if( wxIsdigit( c2 ) || c2 == '-' || c2 == '+' )
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return 2;
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int res = comp1.Cmp( comp2 );
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if( res != 0 )
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return res;
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}
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}
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}
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