95 lines
2.5 KiB
C++
95 lines
2.5 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) 2007-2010 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2007-2020 KiCad Developers, see change_log.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 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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#ifndef FILTER_READER_H_
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#define FILTER_READER_H_
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#include <richio.h>
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#include <wx/string.h>
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/**
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* Read lines of text from another #LINE_READER but only returns non-comment lines and
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* non-blank lines from its ReadLine() function.
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*/
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class FILTER_READER : public LINE_READER
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{
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public:
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/**
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* Does not take ownership over @a aReader so will not destroy it.
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*/
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FILTER_READER( LINE_READER& aReader );
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~FILTER_READER();
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char* ReadLine() override;
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const wxString& GetSource() const override
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{
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return reader.GetSource();
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}
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unsigned LineNumber() const override
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{
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return reader.LineNumber();
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}
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private:
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LINE_READER& reader;
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};
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/**
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* Read lines of text from another #LINE_READER but only returns non-comment lines and
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* non-blank lines with leading whitespace characters (space and tab) removed from its
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* ReadLine() function.
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*/
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class WHITESPACE_FILTER_READER : public LINE_READER
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{
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public:
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/**
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* Doe not take ownership over @a aReader, so will not destroy it.
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*/
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WHITESPACE_FILTER_READER( LINE_READER& aReader );
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~WHITESPACE_FILTER_READER();
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char* ReadLine() override;
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const wxString& GetSource() const override
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{
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return reader.GetSource();
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}
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unsigned LineNumber() const override
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{
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return reader.LineNumber();
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}
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private:
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LINE_READER& reader;
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};
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#endif // FILTER_READER_H_
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