Merge pull request #466 from ozone89/master

Implement Code39

Author: DantSu

escposprinter/src/main/java/com/dantsu/escposprinter/EscPosPrinterCommands.java

@@ -68,6 +68,7 @@ public class EscPosPrinterCommands {
     public static final int BARCODE_TYPE_UPCE = 66;
     public static final int BARCODE_TYPE_EAN13 = 67;
     public static final int BARCODE_TYPE_EAN8 = 68;
+    public static final int BARCODE_TYPE_39 = 69;
     public static final int BARCODE_TYPE_ITF = 70;
     public static final int BARCODE_TYPE_128 = 73;
 

escposprinter/src/main/java/com/dantsu/escposprinter/barcode/Barcode39.java

@@ -0,0 +1,21 @@
+package com.dantsu.escposprinter.barcode;
+
+import com.dantsu.escposprinter.EscPosPrinterSize;
+import com.dantsu.escposprinter.EscPosPrinterCommands;
+import com.dantsu.escposprinter.exceptions.EscPosBarcodeException;
+
+public class Barcode39 extends Barcode {
+    public Barcode39(EscPosPrinterSize printerSize, String code, float widthMM, float heightMM, int textPosition) throws EscPosBarcodeException {
+        super(printerSize, EscPosPrinterCommands.BARCODE_TYPE_39, code, widthMM, heightMM, textPosition);
+    }
+
+    @Override
+    public int getCodeLength() {
+        return this.code.length();
+    }
+
+    @Override
+    public int getColsCount() {
+        return (this.getCodeLength() + 4) * 16;
+    }
+}

escposprinter/src/main/java/com/dantsu/escposprinter/textparser/PrinterTextParser.java

@@ -27,6 +27,7 @@ public class PrinterTextParser {
     public static final String ATTR_BARCODE_TYPE_UPCA = "upca";
     public static final String ATTR_BARCODE_TYPE_UPCE = "upce";
     public static final String ATTR_BARCODE_TYPE_128 = "128";
+    public static final String ATTR_BARCODE_TYPE_39 = "39";
     public static final String ATTR_BARCODE_TEXT_POSITION = "text";
     public static final String ATTR_BARCODE_TEXT_POSITION_NONE = "none";
     public static final String ATTR_BARCODE_TEXT_POSITION_ABOVE = "above";

escposprinter/src/main/java/com/dantsu/escposprinter/textparser/PrinterTextParserBarcode.java

@@ -6,6 +6,7 @@
 import com.dantsu.escposprinter.EscPosPrinterCommands;
 import com.dantsu.escposprinter.barcode.Barcode;
 import com.dantsu.escposprinter.barcode.Barcode128;
+import com.dantsu.escposprinter.barcode.Barcode39;
 import com.dantsu.escposprinter.barcode.BarcodeEAN13;
 import com.dantsu.escposprinter.barcode.BarcodeEAN8;
 import com.dantsu.escposprinter.barcode.BarcodeUPCA;
@@ -114,6 +115,9 @@ public PrinterTextParserBarcode(PrinterTextParserColumn printerTextParserColumn,
             case PrinterTextParser.ATTR_BARCODE_TYPE_128:
                 this.barcode = new Barcode128(printer, code, width, height, textPosition);
                 break;
+            case PrinterTextParser.ATTR_BARCODE_TYPE_39:
+                this.barcode = new Barcode39(printer, code, width, height, textPosition);
+                break;
             default:
                 throw new EscPosParserException("Invalid barcode attribute : " + PrinterTextParser.ATTR_BARCODE_TYPE);
         }