Merge pull request #17 from intel-x86-64/feature/MVP

Add support Ean13

Author: Chebo7

include/BarcodeFactory.h

@@ -6,6 +6,7 @@
 #include "Code39Generator.h"
 #include "Code93Generator.h"
 #include "DataMatrixGenerator.h"
+#include "Ean13Generator.h"
 #include "IBarcodeGenerator.h"
 #include "ItfGenerator.h"
 #include "Pdf417Generator.h"

include/Ean13Generator.h

@@ -0,0 +1,21 @@
+#pragma once
+#include "IBarcodeGenerator.h"
+#include <ZXing/Barcode.h>
+#include <ZXing/BarcodeFormat.h>
+#include <ZXing/BitMatrix.h>
+#include <ZXing/BitMatrixIO.h>
+#include <ZXing/CharacterSet.h>
+#include <ZXing/Matrix.h>
+#include <ZXing/MultiFormatWriter.h>
+#include <memory>
+#include <stdexcept>
+#include <string>
+#include <utility>
+
+class Ean13Generator : public virtual IBarcodeGenerator {
+private:
+  ZXing::MultiFormatWriter writer{ZXing::BarcodeFormat::EAN13};
+
+public:
+  std::string generate(const std::string &text, int margin, int size);
+};

src/BarcodeFactory.cpp

@@ -25,6 +25,8 @@ BarcodeFactory::create(const std::string type) {
     return std::make_unique<AztecGenerator>();
   } else if (type == "Pdf417") {
     return std::make_unique<Pdf417Generator>();
+  } else if (type == "Ean13") {
+    std::make_unique<Ean13Generator>();
   }
 
   return std::make_unique<QrCodeGenerator>();

src/Ean13Generator.cpp

@@ -0,0 +1,10 @@
+#include "../include/Ean13Generator.h"
+
+std::string Ean13Generator::generate(const std::string &text, int margin,
+                                     int size) {
+  writer.setMargin(margin);
+  writer.setEncoding(ZXing::CharacterSet::UTF8);
+  ZXing::BitMatrix matrix = writer.encode(text, size, size);
+
+  return ZXing::ToSVG(matrix);
+}