Version v1.0.1

- added print character list script,
- added more special characters,
- added removeSpecialCharacters and replaceSpecialCharacters settings

README.md

@@ -20,7 +20,9 @@ $ npm install node-thermal-printer
 printer.init({
   type: 'star',                                     // Printer type: 'star' or 'epson'
   interface: '/dev/usb/lp0',                        // Printer interface
-  characterSet: 'SLOVENIA'                          // Printer character set
+  characterSet: 'SLOVENIA',                         // Printer character set
+  removeSpecialCharacters: false,                   // Removes special characters - default: false
+  replaceSpecialCharacters: true                    // Replaces special characters listed in config files - default: true
 });
 
 printer.isPrinterConnected( function(isConnected){ } )     // Check if printer is connected, callback passes bool of status

charcode.js

@@ -0,0 +1,19 @@
+var printer = require("./node-thermal-printer");
+printer.init({
+  type: 'star',            // 'star' or 'epson'
+  interface: '/dev/usb/lp0',
+  width: 48,                // Number of characters in one line (default 48)
+  characterSet: 'SLOVENIA'  // Character set default SLOVENIA
+  // ip: "localhost",
+  // port: 9000
+});
+
+
+for(var i=33; i<255; i++){
+  printer.print(i + ": ");
+  printer.add(new Buffer([i]));
+  printer.print(", ");
+}
+
+printer.cut();
+printer.execute();

configs/epsonConfig.js

@@ -128,6 +128,15 @@ module.exports = {
       "Đ": 92,
       "đ": 124,
       "Ć": 93,
-      "ć": 125
+      "ć": 125,
+      "ß": 225,
+      "ẞ": 225,
+      "ö": 148,
+      "Ö": 153,
+      "Ä": 142,
+      "ä": 132,
+      "ü": 129,
+      "Ü": 154,
+      "é": 130
     }
 }

configs/starConfig.js

@@ -140,6 +140,15 @@ module.exports = {
       "Đ": 209,
       "đ": 208,
       "Ć": 143,
-      "ć": 134
+      "ć": 134,
+      "ß": 225,
+      "ẞ": 225,
+      "ö": 148,
+      "Ö": 153,
+      "Ä": 142,
+      "ä": 132,
+      "ü": 129,
+      "Ü": 154,
+      "é": 130
     }
 }

example.js

@@ -1,9 +1,11 @@
 var printer = require("./node-thermal-printer");
 printer.init({
-  type: 'star',            // 'star' or 'epson'
+  type: 'star',                  // 'star' or 'epson'
   interface: '/dev/usb/lp0',
-  width: 48,                // Number of characters in one line (default 48)
-  characterSet: 'SLOVENIA'  // Character set default SLOVENIA
+  width: 48,                      // Number of characters in one line (default 48)
+  characterSet: 'SLOVENIA',       // Character set default SLOVENIA
+  removeSpecialCharacters: false, // Removes special characters - default: false
+  replaceSpecialCharacters: true, // Replaces special characters listed in config files - default: true
   // ip: "localhost",
   // port: 9000
 });
@@ -30,6 +32,9 @@ printer.printImage('./assets/olaii-logo-black-small.png', function(done){
   printer.invert(false);
   printer.drawLine();
 
+  printer.println("Special characters: Č芚ŽžĐđĆćßẞöÖÄäüÜé");
+  printer.drawLine();
+
   printer.setTypeFontB();
   printer.println("Type font B");
   printer.setTypeFontA();
@@ -62,7 +67,7 @@ printer.printImage('./assets/olaii-logo-black-small.png', function(done){
   });
 
   printer.pdf417("4126565129008670807191");
-  printer.printQR("4170807191412657080719141265708");
+  printer.printQR("https://olaii.com");
 
   printer.newLine();
 

node-thermal-printer.js

@@ -1,5 +1,3 @@
-var unorm = require('unorm');
-var combining = /[\u0300-\u036F]/g;
 var fs = require('fs'),
     PNG = require('node-png').PNG;
 
@@ -11,8 +9,8 @@ var writeFile = require('write-file-queue')({
 
 var net = require("net");
 var config = undefined;
-var printerConfig;
 var buffer = null;
+var printerConfig;
 
 module.exports = {
   init: function(initConfig){
@@ -24,6 +22,8 @@ module.exports = {
 
     if(!initConfig.width) initConfig.width = 48;
     if(!initConfig.characterSet) initConfig.characterSet = "SLOVENIA";
+    if(typeof(initConfig.removeSpecialCharacters) == "undefined") initConfig.removeSpecialCharacters = false;
+    if(typeof(initConfig.replaceSpecialCharacters) == "undefined") initConfig.replaceSpecialCharacters = true;
 
     printerConfig = initConfig;
   },
@@ -189,7 +189,7 @@ module.exports = {
   drawLine: function(){
     // module.exports.newLine();
     for(var i=0; i<printerConfig.width; i++){
-      append(new Buffer("-"));
+      append(new Buffer([196]));
     }
     module.exports.newLine();
   },
@@ -790,18 +790,28 @@ var setInternationalCharacterSet = function(charSet){
 
 
 var append = function(buff){
+
   if(typeof buff == "string"){
-    buff = unorm.nfkd(buff).replace(combining, '');
+
+    // Remove special characters
+    if(printerConfig.removeSpecialCharacters) {
+      var unorm = require('unorm');
+      var combining = /[\u0300-\u036F]/g;
+      buff = unorm.nfkd(buff).replace(combining, '');
+    }
 
     var endBuff = null;
     for(var i=0; i<buff.length; i++){
       var value = buff[i];
       var tempBuff = new Buffer(value);
+
       // Replace special characters
-      for(var key in config.specialCharacters){
-        if(value == key){
-          tempBuff = new Buffer([config.specialCharacters[key]]);
-          break;
+      if(printerConfig.replaceSpecialCharacters) {
+        for(var key in config.specialCharacters){
+          if(value == key){
+            tempBuff = new Buffer([config.specialCharacters[key]]);
+            break;
+          }
         }
       }
 
@@ -812,18 +822,13 @@ var append = function(buff){
     buff = endBuff;
   }
 
-
-
-
+  // Append character set
   if(!buffer && printerConfig.characterSet) buffer = setInternationalCharacterSet(printerConfig.characterSet);
+
+  // Append new buffer
   if (buffer) {
     buffer = Buffer.concat([buffer,buff]);
   } else {
     buffer = buff;
   }
 };
-
-
-var fix = function(str){
-  return unorm.nfkd(str).replace(combining, '');
-};

package.json

@@ -1,6 +1,6 @@
 {
   "name": "node-thermal-printer",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "Made to work with Epson and Star thermal printers",
   "main": "node-thermal-printer.js",
   "scripts": {