383 lines
11 KiB
JavaScript
383 lines
11 KiB
JavaScript
// var app = getApp();
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// var encode = require("./encoding.js");
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// import encode from './encoding.js'
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// const encode = import('./encoding.js')
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import * as encode from './encoding.js'
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var jpPrinter = {
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createNew: function() {
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var jpPrinter = {};
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var data = "";
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var command = []
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jpPrinter.name = "标签模式";
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jpPrinter.init = function() {};
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//将指令转成数组装起
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jpPrinter.addCommand = function(content) {
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console.log('断点2.4',encode);
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var code = new encode.default.TextEncoder(
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'gb18030', {
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NONSTANDARD_allowLegacyEncoding: true
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}).encode(content)
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console.log('断点2.5',code);
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for (var i = 0; i < code.length; ++i) {
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command.push(code[i])
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}
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console.log('断点2.6');
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}
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/**
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* @description 设置页面大小
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* @param {int} pageWidght 标签纸宽度，单位mm
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* @param {int} pageHeight 标签纸高度，单位mm
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*/
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jpPrinter.setSize = function(pageWidght, pageHeight) {
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console.log('断点2.2');
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data = "SIZE " + pageWidght.toString() + " mm" + "," + pageHeight.toString() + " mm" + "\r\n";
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console.log('断点2.3');
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jpPrinter.addCommand(data)
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};
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/**
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* @description 设置打印速度
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* @param {int} printSpeed 速度值，1-6
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*/
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jpPrinter.setSpeed = function(printSpeed) {
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data = "SPEED " + printSpeed.toString() + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 设置打印浓度
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* @param {int} printDensity 速度值，0-15
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*/
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jpPrinter.setDensity = function(printDensity) {
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data = "DENSITY " + printDensity.toString() + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 设置纸间间隙，单位mm
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* @param {int} printGap 间隙值
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*/
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jpPrinter.setGap = function(printGap) {
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data = "GAP " + printGap.toString() + " mm\r\n";
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jpPrinter.addCommand(data)
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};
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//选择国际字符集
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jpPrinter.setCountry = function(country) {
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/*
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001:USA
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002:French
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003:Latin America
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034:Spanish
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039:Italian
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044:United Kingdom
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046:Swedish
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047:Norwegian
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049:German
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*/
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data = "COUNTRY " + country + "\r\n";
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jpPrinter.addCommand(data)
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};
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//选择国际代码页
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jpPrinter.setCodepage = function(codepage) {
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/*
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8-bit codepage 字符集代表
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437:United States
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850:Multilingual
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852:Slavic
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860:Portuguese
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863:Canadian/French
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865:Nordic
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Windows code page
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1250:Central Europe
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1252:Latin I
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1253:Greek
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1254:Turkish
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以下代码页仅限于 12×24 dot 英数字体
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WestEurope:WestEurope
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Greek:Greek
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Hebrew:Hebrew
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EastEurope:EastEurope
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Iran:Iran
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IranII:IranII
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Latvian:Latvian
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Arabic:Arabic
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Vietnam:Vietnam
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Uygur:Uygur
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Thai:Thai
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1252:Latin I
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1257:WPC1257
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1251:WPC1251
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866:Cyrillic
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858:PC858
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747:PC747
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864:PC864
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1001:PC100
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*/
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data = "CODEPAGE " + codepage + "\r\n";
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jpPrinter.addCommand(data)
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}
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//清除打印机缓存
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jpPrinter.setCls = function() {
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data = "CLS" + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 将纸向前推出n行
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* @param {int} feed 行数
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*/
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jpPrinter.setFeed = function(feed) {
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data = "FEED " + feed + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 将纸向后回拉n行
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* @param {int} backup 行数
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*/
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jpPrinter.setBackFeed = function(backup) {
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data = "BACKFEED " + backup + "\r\n";
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jpPrinter.addCommand(data)
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}
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/**
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* @description 设置打印方向
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* @param {int} direction 方向（0-出纸头部，1-出纸尾部）
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*/
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jpPrinter.setDirection = function(direction) {
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data = "DIRECTION " + direction + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 设置开始打印的坐标原点，与打印方向有关
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* @param {int} x x轴坐标值
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* @param {int} y x轴坐标值
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*/
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jpPrinter.setReference = function(x, y) {
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data = "REFERENCE " + x + "," + y + "\r\n";
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jpPrinter.addCommand(data)
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};
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//根据Size进一张标签纸
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jpPrinter.setFromfeed = function() {
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data = "FORMFEED \r\n";
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jpPrinter.addCommand(data)
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};
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//根据Size找到下一张标签纸的位置
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jpPrinter.setHome = function() {
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data = "HOME \r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 控制蜂鸣器
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* @param {int} level 音阶（0-9）
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* @param {int} interval 声音长短(毫秒)
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*/
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jpPrinter.setSound = function(level, interval) {
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data = "SOUND " + level + "," + interval + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 检测垂直间距,该指令用于设定打印机进纸时，若经过所设定的长度仍无法侦测到垂直间距，则打印机在连续纸模式工作
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* @param {int} limit 间距距离（毫米）
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*/
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jpPrinter.setLimitfeed = function(limit) {
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data = "LIMITFEED " + limit + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 绘制线条
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* @param {int} x 起始x轴坐标
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* @param {int} y 起始y轴坐标
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* @param {int} width 线条长度 dot
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* @param {int} height 线条高度 dot
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*/
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jpPrinter.setBar = function(x, y, width, height) {
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data = "BAR " + x + "," + y + "," + width + "," + height + "\r\n"
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jpPrinter.addCommand(data)
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};
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/**
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* @description 绘制方框
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* @param {int} x_start 方框左上角x轴坐标
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* @param {int} y_start 方框左上角y轴坐标
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* @param {int} x_end 方框右下角x轴坐标
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* @param {int} y_end 方框右下角y轴坐标
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* @param {int} thickness 方框线宽 dot
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*/
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jpPrinter.setBox = function(x_start, y_start, x_end, y_end, thickness) {
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data = "BOX " + x_start + "," + y_start + "," + x_end + "," + y_end + "," + thickness + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 清楚指定区域的数据
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* @param {int} x_start 左上角x轴坐标
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* @param {int} y_start 左上角y轴坐标
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* @param {int} x_width 宽度 dot
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* @param {int} y_height 高度 dot
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*/
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jpPrinter.setErase = function(x_start, y_start, x_width, y_height) {
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data = "ERASE " + x_start + "," + y_start + "," + x_width + "," + y_height + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 将指定的区域反相打印(白色变黑色，黑色变白色)
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* @param {int} x_start 左上角x轴坐标
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* @param {int} y_start 左上角y轴坐标
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* @param {int} x_width 宽度 dot
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* @param {int} y_height 高度 dot
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*/
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jpPrinter.setReverse = function(x_start, y_start, x_width, y_height) {
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data = "REVERSE " + x_start + "," + y_start + "," + x_width + "," + y_height + "\r\n";
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jpPrinter.addCommand(data)
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};
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/**
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* @description 打印文字
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* @param {int} x 文字 X 方向起始点坐标
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* @param {int} y 文字 Y 方向起始点坐标
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* @param {String} font 字体名称
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* @param {int} x_ X 方向放大倍率 1-10
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* @param {int} y_ Y 方向放大倍率 1-10
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* @param {String} str 文字内容
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*/
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jpPrinter.setText = function(x, y, font, x_, y_, str) { //打印文字
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data = "TEXT " + x + "," + y + ",\"" + font + "\"," + 0 + "," + x_ + "," + y_ + "," + "\"" +
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str + "\"\r\n"
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jpPrinter.addCommand(data)
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};
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/**
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* @description 打印二维码
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* @param {int} x 二维码水平方向起始点坐标
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* @param {int} y 二维码垂直方向起始点坐标
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* @param {int} level 选择 QRCODE 纠错等级
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* @param {int} width 二维码宽度 1-10
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* @param {String} mode 手动 A /自动编码 M
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* @param {String} content 二维码内容
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*/
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jpPrinter.setQR = function(x, y, level, width, mode, content) { //打印二维码
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data = "QRCODE " + x + "," + y + "," + level + "," + width + "," + mode + "," + 0 + ",\"" +
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content + "\"\r\n"
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jpPrinter.addCommand(data)
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};
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/**
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* @description 画一维条码
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* @param {int} x 左上角水平坐标起点，以点（dot）表示
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* @param {int} y 左上角垂直坐标起点，以点（dot）表示
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* @param {int} codetype 一维条码种类 详情看佳博TSPL编程手册
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* @param {int} height 条形码高度，以点（dot）表示
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* @param {int} readable 0 表示人眼不可识，1 表示人眼可识
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* @param {int} narrow 窄 bar 宽度，以点（dot）表示
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* @param {int} wide 宽 bar 宽度，以点（dot）表示
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* @param {String} content 条码内容
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*/
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jpPrinter.setBar = function(x, y, codetype, height, readable, narrow, wide, content) { //打印条形码
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data = "BARCODE " + x + "," + y + ",\"" + codetype + "\"," + height + "," + readable + "," + 0 +
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"," + narrow + "," + wide + ",\"" + content + "\"\r\n"
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jpPrinter.addCommand(data)
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};
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//添加图片，res为画布参数
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jpPrinter.setBitmap = function(x, y, mode, res) {
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var width = parseInt((res.width) / 8 * 8 / 8)
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var height = res.height
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var imgWidth = res.width
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var pointList = []
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var resultData = []
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console.log(width + "--" + height)
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data = "BITMAP " + x + "," + y + "," + width + "," + height + "," + mode + ","
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jpPrinter.addCommand(data)
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//console.log(res.data)
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//console.log('---以上是原始数据---')
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//for循环顺序不要错了，外层遍历高度，内层遍历宽度，因为横向每8个像素点组成一个字节
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for (var y = 0; y < height; y++) {
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for (var x = 0; x < imgWidth; x++) {
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let r = res.data[(y * imgWidth + x) * 4];
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let g = res.data[(y * imgWidth + x) * 4 + 1];
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let b = res.data[(y * imgWidth + x) * 4 + 2];
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let a = res.data[(y * imgWidth + x) * 4 + 3]
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//console.log(`当前${y}行${x}列像素,rgba值:(${r},${g},${b},${a})`)
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// 像素灰度值
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let grayColor = r * 0.299 + g * 0.587 + b * 0.114
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//灰度值大于128位
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//1不打印, 0打印 （参考：佳博标签打印机编程手册tspl）
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if (grayColor > 128) {
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pointList.push(1)
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} else {
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pointList.push(0)
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}
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}
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}
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//console.log(pointList)
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for (var i = 0; i < pointList.length; i += 8) {
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var p = pointList[i] * 128 + pointList[i + 1] * 64 + pointList[i + 2] * 32 + pointList[i +
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3] * 16 + pointList[i + 4] * 8 + pointList[i + 5] * 4 + pointList[i + 6] * 2 +
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pointList[i + 7]
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resultData.push(p)
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}
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//console.log('最终数据：')
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//console.log(resultData)
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for (var i = 0; i < resultData.length; ++i) {
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//command.push(intToByte(resultData[i]))
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command.push(resultData[i])
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}
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}
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//打印页面
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jpPrinter.setPagePrint = function() {
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data = "PRINT 1,1\r\n"
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jpPrinter.addCommand(data)
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};
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//获取打印数据
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jpPrinter.getData = function() {
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return command;
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};
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function intToByte(i) {
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// 此处关键 -- android是java平台 byte数值范围是 [-128, 127]
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// 因为java平台的byte类型是有符号的 最高位表示符号，所以数值范围固定
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// 而图片计算出来的是数值是 0 -255 属于int类型
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// 所以把int 转换成byte类型
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//#ifdef APP-PLUS
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var b = i & 0xFF;
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var c = 0;
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if (b >= 128) {
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c = b % 128;
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c = -1 * (128 - c);
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} else {
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c = b;
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}
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return c
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//#endif
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// 而微信小程序不需要，因为小程序api接收的是 无符号8位
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//#ifdef MP-WEIXIN
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return i
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//#endif
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}
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return jpPrinter;
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}
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};
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export default jpPrinter;
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