xseignard/thermalPrinter

File printer.js has 387 lines of code (exceeds 250 allowed). Consider refactoring.

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'use strict';
var util = require('util'),
    EventEmitter = require('events').EventEmitter,
    fs = require('fs'),
    getPixels = require('get-pixels'),

Function printImage has 43 lines of code (exceeds 25 allowed). Consider refactoring.

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Printer.prototype.printImage = function(path, type){
    var done = false;

    let params = [path]

Function addText has 32 lines of code (exceeds 25 allowed). Consider refactoring.

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Printer.prototype.printText = Printer.prototype.addText = function (text) {
    var _self = this;
    var chars = text.split('');
    var commands = [];

Avoid deeply nested control flow statements.

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                        if (brightness < 0.6) {
                            imgData[y][x] += (1 << n);
                        }

Similar blocks of code found in 2 locations. Consider refactoring.

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Printer.prototype.barcodeHeight = function(h) {
    if(h > 255 || h < 0) {
        throw new Error('Height must be 0 < height > 255');
    }
    var commands = [29, 104, h];

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Similar blocks of code found in 2 locations. Consider refactoring.

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Printer.prototype.barcodeTextPosition = function(pos) {
    if(pos > 3 || pos < 0) {
        throw new Error('Position must be 0, 1, 2 or 3');
    }
    var commands = [29, 72, pos];

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Similar blocks of code found in 2 locations. Consider refactoring.

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Printer.prototype.upsideDown = function(onOff){
    var commands = [27, 123, (onOff === true ? 1 : 0)];
    return this.writeCommands(commands);
};

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Similar blocks of code found in 2 locations. Consider refactoring.

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Printer.prototype.small = function(onOff){
    var commands = [27, 33, (onOff === true ? 1 : 0)];
    return this.writeCommands(commands);
};

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Similar blocks of code found in 4 locations. Consider refactoring.

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    UPCA : {
        code: 65,
        size: function(n) { return n === 11 || n === 12; },
        chars: Printer.BARCODE_CHARSETS.NUMS
    },

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Similar blocks of code found in 4 locations. Consider refactoring.

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    UPCE : {
        code: 66,
        size: function(n) { return n === 11 || n === 12; },
        chars: Printer.BARCODE_CHARSETS.NUMS
    },

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Similar blocks of code found in 4 locations. Consider refactoring.

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    EAN8 : {
        code: 68,
        size: function(n) { return n === 7 || n === 8; },
        chars: Printer.BARCODE_CHARSETS.NUMS
    },

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Similar blocks of code found in 4 locations. Consider refactoring.

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    EAN13 : {
        code: 67,
        size: function(n) { return n === 12 || n === 13; },
        chars: Printer.BARCODE_CHARSETS.NUMS
    },

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Similar blocks of code found in 2 locations. Consider refactoring.

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Printer.prototype.big = function (onOff) {
    return onOff ? this.addPrintMode(56) : this.removePrintMode(56);
};

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Similar blocks of code found in 2 locations. Consider refactoring.

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Printer.prototype.bold = function (onOff) {
    return onOff ? this.addPrintMode(8) : this.removePrintMode(8);
};

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