/*****************************

??生成Code39條碼

??By?Jeff.Ma?2018-08-28

******************************/

#include?“code39.h“

Code39::Code39（QString?BarCode?QString?SavePath?int?fontSize）
{
????barcode?=?BarCode;
????path?=?SavePath;

????m_barHigh?=?40;
????m_barWidth?=?2;
????m_fontSize?=?fontSize;
????m_includeSN?=?false;


????InitMap（）;
????//start（）;
}

void?Code39::start（int?barWidth?int?high?bool?sn）
{
????m_includeSN?=?sn;
????m_barHigh?=?high;
????m_barWidth?=?barWidth;

????//校驗字符是否合法
????QString?com=“0123456789ABCDEFGHIJKLMNOPQISTUVWXWZ+-*/%$.?“;//合法字符模版
????for（int?i=0;i????{
????????if（!com.contains（barcode.at（i）））
????????{
????????????QMessageBox?msg;
????????????msg.setText（QStringLiteral（“條形碼字符不合法！\n合法字符:A~Z?0~9?+-/%$[空格]“））;
????????????msg.exec（）;
????????????return;
????????}
????}
????draw（CodeBinary（barcode）barcode）;
}

void?Code39::draw（QString?BinaryNumQString?barcode）
{
????int?maxWidth;

????//預留10px的左右空白；
????maxWidth?=?m_barWidth?*?BinaryNum.size（）?+?5;

????//計算條線寬度時，精度丟失造成條碼右邊空白，進行右移居中
????int?move=（maxWidth?-?m_barWidth?*?BinaryNum.size（））?/?2;

????QSize?size（maxWidth?m_barHigh?+?m_fontSize?+?5）;
????QImage?image（size?QImage::Format_ARGB32）;
????image.fill（qRgba（255?255?255?0））;

????//QBitmap?bmp（maxWidthm_barHigh+m_fontSize）;
????QPainter?painter（&image）;
????QPen?whiteblack;
//????painter.setRenderHint（QPainter::Antialiasingtrue）;//弧線圓潤
????white.setColor（QColor（255255255））;
????black.setColor（QColor（000））;
????white.setWidth（m_barWidth）;
????black.setWidth（m_barWidth）;

????//背景充填白色
????painter.setPen（white）;
????painter.drawRect（0?0?maxWidth?m_barHigh?+?m_fontSize）;

????//畫線
????for（int?i=0;i????{
????????if（BinaryNum.at（i）==‘1‘）?painter.setPen（black）;
????????else?painter.setPen（white）;
????????painter.drawLine（i*m_barWidth+m_barWidth/2+move0i*m_barWidth+m_barWidth/2+movem_barHigh）;
????}

????qDebug（）<????//添加底部條形碼字符
????painter.setPen（black）;
????painter.setRenderHint（QPainter::Antialiasingtrue）;
????painter.setRenderHint（QPainter::TextAntialiasingtrue）;
????painter.setRenderHint（QPainter::HighQualityAntialiasingtrue）;

????QFont?font;
//????font.setFamily（“宋體“）;
????font.setPixelSize（m_fontSize）;
????font.setWeight（QFont::ExtraLight）;
????painter.setFont（font）;

????if（m_includeSN?==?false）
????{
????????painter.drawText（5?m_barHigh?+?5?maxWidth?m_fontSize?Qt::AlignCenter?barcode）;
????}
????else
????{
????????painter.drawText（5?m_barHigh?+?5?maxWidth?m_fontSize?Qt::AlignCenter?“S/N:“?+?barcode）;
????}

????image.save（path?+?barcode?+?“.bmp“）;
}


QString?Code39::CodeBinary（QString?barcode）
{
????barcode=“*“+barcode+“*“;
????QString?str=““;
????for（int?i=0;i????{
????????str+=map[barcode.at（i）]+“0“;//每個字符的二進制邏輯碼之間，用“0”隔開（加一條白線）
????}
????return?str;
}

void?Code39::InitMap（

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????63210??2020-03-18?22:03??DemoCode39\app\CODE39-00001.bmp

?????文件????2045579??2020-03-18?22:02??DemoCode39\app\DemoCode39.exe

?????文件???????5055??2020-03-18?21:53??DemoCode39\code39.cpp

?????文件????????753??2020-03-18?21:46??DemoCode39\code39.h

?????文件???????1162??2020-03-18?21:52??DemoCode39\democode39.cpp

?????文件????????384??2020-03-18?21:14??DemoCode39\democode39.h

?????文件???????1081??2020-03-18?21:14??DemoCode39\DemoCode39.pro

?????文件??????23454??2020-03-18?20:59??DemoCode39\DemoCode39.pro.user

?????文件???????4340??2020-03-18?22:02??DemoCode39\democode39.ui

?????文件????????183??2020-03-18?20:59??DemoCode39\main.cpp

?????目錄??????????0??2020-03-18?22:02??DemoCode39\app

?????目錄??????????0??2020-03-18?22:02??DemoCode39

-----------?---------??----------?-----??----

??????????????2145201????????????????????12