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https://gitlab.com/kicad/code/kicad.git
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87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
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/*
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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) 2024 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LSEQ_H
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#define LSEQ_H
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#include <vector>
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#include <layer_ids.h>
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/// A sequence of layers, a sequence provides a certain order.
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typedef std::vector<PCB_LAYER_ID> BASE_SEQ;
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/**
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* LSEQ is a sequence (and therefore also a set) of PCB_LAYER_IDs. A sequence provides
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* a certain order.
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* <p>
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* It can also be used as an iterator:
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* <code>
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*
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* for( LSEQ cu_stack = aSet.CuStack(); cu_stack; ++cu_stack )
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* {
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* layer_id = *cu_stack;
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* :
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* things to do with layer_id;
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* }
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*
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* </code>
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*/
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class KICOMMON_API LSEQ : public BASE_SEQ
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{
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unsigned m_index;
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public:
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LSEQ() :
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m_index( 0 )
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{}
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template <class InputIterator>
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LSEQ( InputIterator aStart, InputIterator aEnd ) :
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BASE_SEQ( aStart, aEnd ), m_index( 0 )
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{}
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LSEQ( std::initializer_list<PCB_LAYER_ID> aLayers ) :
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BASE_SEQ( aLayers ), m_index( 0 )
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{}
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operator bool () { return m_index < size(); }
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PCB_LAYER_ID operator * () const
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{
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return at( m_index ); // throws std::out_of_range
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}
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int TestLayers( PCB_LAYER_ID aRhs, PCB_LAYER_ID aLhs ) const
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{
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if( aRhs == aLhs )
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return 0;
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auto itRhs = std::find( begin(), end(), aRhs );
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auto itLhs = std::find( begin(), end(), aLhs );
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return std::distance( itRhs, itLhs );
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}
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};
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#endif // LSEQ_H
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