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