Jaye Evins
97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
// BarcodeEan13.cpp
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//
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// Copyright (C) 2013-2026 Jaye Evins <evins@snaught.com>
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//
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// This file is part of glbarcode++.
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//
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// glbarcode++ is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// glbarcode++ 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with glbarcode++. If not, see <http://www.gnu.org/licenses/>.
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//
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#include "BarcodeEan13.hpp"
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#include <cctype>
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#include <string>
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namespace glbarcode
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{
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/*
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* Static EAN-13 barcode creation method
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*/
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Barcode* BarcodeEan13::create( )
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{
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return new BarcodeEan13();
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}
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/*
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* EAN-13 barcode constructor
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*/
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BarcodeEan13::BarcodeEan13()
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{
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mEndBarsModules = 3;
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}
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/*
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* EAN-13 validate number of digits, implements BarcodeUpcBase::validateDigits()
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*/
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bool BarcodeEan13::validateDigits( int nDigits )
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{
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return (nDigits == 12);
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}
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/*
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* EAN-13 Pre-process data before encoding, implements Barcode1dBase::preprocess()
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*/
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std::string BarcodeEan13::preprocess( const std::string& rawData )
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{
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std::string cookedData;
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for (char c : rawData)
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{
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if ( isdigit( c ) )
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{
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cookedData += c;
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}
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}
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mFirstDigitVal = (cookedData[0] - '0');
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return cookedData.substr( 1, cookedData.size()-1 );
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}
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/*
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* EAN-13 vectorize text, implements BarcodeUpcBase::vectorizeText()
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*/
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void BarcodeEan13::vectorizeText( const std::string& displayText,
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double size1,
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double size2,
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double x1Left,
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double x1Right,
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double y1,
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double x2Left,
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double x2Right,
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double y2 )
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{
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addText( x2Left, y2, size2, displayText.substr( 0, 1 ) );
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addText( x1Left, y1, size1, displayText.substr( 1, 6 ) );
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addText( x1Right, y1, size1, displayText.substr( 7, 6 ) );
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}
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}
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