czg_team/Hfive
7
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

添加打印机

Browse Source
This commit is contained in:
魏啾
2024-05-14 14:18:49 +08:00
parent 7c568a8383
commit ea34ec97fc
6 changed files with 380 additions and 325 deletions
Download Patch File Download Diff File Expand all files Collapse all files

262
common/js/EscPosUtil.js
View File

@@ -1,262 +0,0 @@
// 打印机纸宽58mm，页的宽度384，字符宽度为1，每行最多盛放32个字符
// 打印机纸宽80mm，页的宽度576，字符宽度为1，每行最多盛放48个字符
const PAGE_WIDTH = 576;
const MAX_CHAR_COUNT_EACH_LINE = 48;
//字符串转字节序列
function stringToByte(str) {
var bytes = new Array();
var len, c;
len = str.length;
for (var i = 0; i < len; i++) {
c = str.charCodeAt(i);
if (c >= 0x010000 && c <= 0x10FFFF) {
bytes.push(((c >> 18) & 0x07) | 0xF0);
bytes.push(((c >> 12) & 0x3F) | 0x80);
bytes.push(((c >> 6) & 0x3F) | 0x80);
bytes.push((c & 0x3F) | 0x80);
} else if (c >= 0x000800 && c <= 0x00FFFF) {
bytes.push(((c >> 12) & 0x0F) | 0xE0);
bytes.push(((c >> 6) & 0x3F) | 0x80);
bytes.push((c & 0x3F) | 0x80);
} else if (c >= 0x000080 && c <= 0x0007FF) {
bytes.push(((c >> 6) & 0x1F) | 0xC0);
bytes.push((c & 0x3F) | 0x80);
} else {
bytes.push(c & 0xFF);
}
}
return bytes;
}
//字节序列转ASCII码
//[0x24, 0x26, 0x28, 0x2A] ==> "$&C*"
function byteToString(arr) {
if (typeof arr === 'string') {
return arr;
}
var str = '',
_arr = arr;
for (var i = 0; i < _arr.length; i++) {
var one = _arr[i].toString(2),
v = one.match(/^1+?(?=0)/);
if (v && one.length == 8) {
var bytesLength = v[0].length;
var store = _arr[i].toString(2).slice(7 - bytesLength);
for (var st = 1; st < bytesLength; st++) {
store += _arr[st + i].toString(2).slice(2);
}
str += String.fromCharCode(parseInt(store, 2));
i += bytesLength - 1;
} else {
str += String.fromCharCode(_arr[i]);
}
}
return str;
}
//居中
function Center() {
var Center = [];
Center.push(27);
Center.push(97);
Center.push(1);
var strCenter = byteToString(Center);
return strCenter;
}
//居左
function Left() {
var Left = [];
Left.push(27);
Left.push(97);
Left.push(0);
var strLeft = byteToString(Left);
return strLeft;
}
//居右
function Right() {
var right = [];
Left.push(27);
Left.push(97);
Left.push(2);
var strRight = byteToString(right);
return strRight;
}
//标准字体
function Size1() {
var Size1 = [];
Size1.push(29);
Size1.push(33);
Size1.push(0);
var strSize1 = byteToString(Size1);
return strSize1;
}
//大号字体
/* 放大1倍 n = 0
* 长宽各放大2倍 n = 17 */
function Size2(n) {
var Size2 = [];
Size2.push(29);
Size2.push(33);
Size2.push(n);
var strSize2 = byteToString(Size2);
return strSize2;
}
// 字体加粗
function boldFontOn() {
var arr = []
arr.push(27)
arr.push(69)
arr.push(1)
var cmd = byteToString(arr);
return cmd
}
// 取消字体加粗
function boldFontOff() {
var arr = []
arr.push(27)
arr.push(69)
arr.push(0)
var cmd = byteToString(arr);
return cmd
}
// 打印并走纸n行
function feedLines(n = 1) {
var feeds = []
feeds.push(27)
feeds.push(100)
feeds.push(n)
var printFeedsLines = byteToString(feeds);
return printFeedsLines
}
// 切纸
function cutPaper() {
var cut = []
cut.push(29)
cut.push(86)
cut.push(49)
var cutType = byteToString(cut);
return cutType
}
// 开钱箱
function open_money_box() {
var open = []
open.push(27)
open.push(112)
open.push(0)
open.push(60)
open.push(255)
var openType = byteToString(open)
return openType
}
// 初始化打印机
function init() {
var arr = []
arr.push(27)
arr.push(68)
arr.push(0)
var str = byteToString(arr)
return str
}
/*
设置左边距
len:
*/
function setLeftMargin(len = 1) {
var arr = []
arr.push(29)
arr.push(76)
arr.push(len)
var str = byteToString(arr)
return str
}
// 设置打印区域宽度
function setPrintAreaWidth(width) {
var arr = []
arr.push(29)
arr.push(87)
arr.push(width)
var str = byteToString(arr)
return str
}
/**
* @param str
* @returns {boolean} str是否全是中文
*/
function isChinese(str) {
return /^[\u4e00-\u9fa5]$/.test(str);
}
// str是否全含中文或者中文标点
function isHaveChina(str) {
if (escape(str).indexOf("%u") < 0) {
return 0
} else {
return 1
}
}
/**
* 返回字符串宽度(1个中文=2个英文字符)
* @param str
* @returns {number}
*/
function getStringWidth(str) {
let width = 0;
for (let i = 0, len = str.length; i < len; i++) {
width += isHaveChina(str.charAt(i)) ? 2 : 1;
}
return width;
}
/**
* 同一行输出str1, str2，str1居左, str2居右
* @param {string} str1 内容1
* @param {string} str2 内容2
* @param {string} fillWith str1 str2之间的填充字符
* @param {number} fontWidth 字符宽度 1/2
*
*/
function inline(str1, str2, fillWith = ' ', fontWidth = 1) {
const lineWidth = MAX_CHAR_COUNT_EACH_LINE / fontWidth;
// 需要填充的字符数量
let fillCount = lineWidth - (getStringWidth(str1) + getStringWidth(str2)) % lineWidth;
let fillStr = new Array(fillCount).fill(fillWith.charAt(0)).join('');
return str1 + fillStr + str2;
}
/**
* 用字符填充一整行
* @param {string} fillWith 填充字符
* @param {number} fontWidth 字符宽度 1/2
*/
function fillLine(fillWith = '-', fontWidth = 1) {
const lineWidth = MAX_CHAR_COUNT_EACH_LINE / fontWidth;
return new Array(lineWidth).fill(fillWith.charAt(0)).join('');
}
/**
* 文字内容居中，左右用字符填充
* @param {string} str 文字内容
* @param {number} fontWidth 字符宽度 1/2
* @param {string} fillWith str1 str2之间的填充字符
*/
function fillAround(str, fillWith = '-', fontWidth = 1) {
const lineWidth = MAX_CHAR_COUNT_EACH_LINE / fontWidth;
let strWidth = getStringWidth(str);
// 内容已经超过一行了，没必要填充
if (strWidth >= lineWidth) {
return str;
}
// 需要填充的字符数量
let fillCount = lineWidth - strWidth;
// 左侧填充的字符数量
let leftCount = Math.round(fillCount / 2);
// 两侧的填充字符，需要考虑左边需要填充，右边不需要填充的情况
let fillStr = new Array(leftCount).fill(fillWith.charAt(0)).join('');
return fillStr + str + fillStr.substr(0, fillCount - leftCount);
}

207
common/js/LodopFuncs.js Normal file
View File

@@ -0,0 +1,207 @@
//==本JS是加载Lodop插件或Web打印服务CLodop/Lodop7的综合示例，可直接使用，建议理解后融入自己程序==
//用双端口加载主JS文件Lodop.js(或CLodopfuncs.js兼容老版本)以防其中某端口被占:
var MainJS = "CLodopfuncs.js",
URL_WS1 = "ws://localhost:8000/" + MainJS, //ws用8000/18000
URL_WS2 = "ws://localhost:18000/" + MainJS,
URL_HTTP1 = "http://localhost:8000/" + MainJS, //http用8000/18000
URL_HTTP2 = "http://localhost:18000/" + MainJS,
URL_HTTP3 = "https://localhost.lodop.net:8443/" + MainJS; //https用8000/8443
var CreatedOKLodopObject, CLodopIsLocal, LoadJsState;
//==判断是否需要CLodop(那些不支持插件的浏览器):==
function needCLodop() {
try {
var ua = navigator.userAgent;
if (ua.match(/Windows\sPhone/i) ||
ua.match(/iPhone|iPod|iPad/i) ||
ua.match(/Android/i) ||
ua.match(/Edge\D?\d+/i))
return true;
var verTrident = ua.match(/Trident\D?\d+/i);
var verIE = ua.match(/MSIE\D?\d+/i);
var verOPR = ua.match(/OPR\D?\d+/i);
var verFF = ua.match(/Firefox\D?\d+/i);
var x64 = ua.match(/x64/i);
if ((!verTrident) && (!verIE) && (x64)) return true;
else if (verFF) {
verFF = verFF[0].match(/\d+/);
if ((verFF[0] >= 41) || (x64)) return true;
} else if (verOPR) {
verOPR = verOPR[0].match(/\d+/);
if (verOPR[0] >= 32) return true;
} else if ((!verTrident) && (!verIE)) {
var verChrome = ua.match(/Chrome\D?\d+/i);
if (verChrome) {
verChrome = verChrome[0].match(/\d+/);
if (verChrome[0] >= 41) return true;
}
}
return false;
} catch (err) {
return true;
}
}
//==检查加载成功与否，如没成功则用http(s)再试==
//==低版本CLODOP6.561/Lodop7.043及前)用本方法==
function checkOrTryHttp() {
if (window.getCLodop) {
LoadJsState = "complete";
return true;
}
if (LoadJsState == "loadingB" || LoadJsState == "complete") return;
LoadJsState = "loadingB";
var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
var JS1 = document.createElement("script"),
JS2 = document.createElement("script"),
JS3 = document.createElement("script");
JS1.src = URL_HTTP1;
JS2.src = URL_HTTP2;
JS3.src = URL_HTTP3;
JS1.onload = JS2.onload = JS3.onload = JS2.onerror = JS3.onerror = function() {
LoadJsState = "complete";
}
JS1.onerror = function(e) {
if (window.location.protocol !== 'https:')
head.insertBefore(JS2, head.firstChild);
else
head.insertBefore(JS3, head.firstChild);
}
head.insertBefore(JS1, head.firstChild);
}
//==加载Lodop对象的主过程:==
(function loadCLodop() {
if (!needCLodop()) return;
CLodopIsLocal = !!((URL_WS1 + URL_WS2).match(/\/\/localho|\/\/127.0.0./i));
LoadJsState = "loadingA";
if (!window.WebSocket && window.MozWebSocket) window.WebSocket = window.MozWebSocket;
//ws方式速度快(小于200ms)且可避免CORS错误,但要求Lodop版本足够新:
try {
var WSK1 = new WebSocket(URL_WS1);
WSK1.onopen = function(e) {
setTimeout("checkOrTryHttp()", 200);
}
WSK1.onmessage = function(e) {
if (!window.getCLodop) eval(e.data);
}
WSK1.onerror = function(e) {
var WSK2 = new WebSocket(URL_WS2);
WSK2.onopen = function(e) {
setTimeout("checkOrTryHttp()", 200);
}
WSK2.onmessage = function(e) {
if (!window.getCLodop) eval(e.data);
}
WSK2.onerror = function(e) {
checkOrTryHttp();
}
}
} catch (e) {
checkOrTryHttp();
}
})();
//==获取LODOP对象主过程,判断是否安装、需否升级:==
function getLodop(oOBJECT, oEMBED) {
var strFontTag = "<br><font color='#FF00FF'>打印控件";
var strLodopInstall = strFontTag + "未安装!点击这里<a href='install_lodop32.exe' target='_self'>执行安装</a>";
var strLodopUpdate = strFontTag + "需要升级!点击这里<a href='install_lodop32.exe' target='_self'>执行升级</a>";
var strLodop64Install = strFontTag + "未安装!点击这里<a href='install_lodop64.exe' target='_self'>执行安装</a>";
var strLodop64Update = strFontTag + "需要升级!点击这里<a href='install_lodop64.exe' target='_self'>执行升级</a>";
var strCLodopInstallA =
"<br><font color='#FF00FF'>Web打印服务CLodop未安装启动，点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>下载执行安装</a>";
var strCLodopInstallB = "<br>（若此前已安装过，可<a href='CLodop.protocol:setup' target='_self'>点这里直接再次启动</a>）";
var strCLodopUpdate =
"<br><font color='#FF00FF'>Web打印服务CLodop需升级!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行升级</a>";
var strLodop7FontTag = "<br><font color='#FF00FF'>Web打印服务Lodop7";
var strLodop7HrefX86 = "点击这里<a href='Lodop7_Linux_X86_64.tar.gz' target='_self'>下载安装</a>(下载后解压，点击lodop文件开始执行)";
var strLodop7HrefARM = "点击这里<a href='Lodop7_Linux_ARM64.tar.gz' target='_self'>下载安装</a>(下载后解压，点击lodop文件开始执行)";
var strLodop7Install_X86 = strLodop7FontTag + "未安装启动，" + strLodop7HrefX86;
var strLodop7Install_ARM = strLodop7FontTag + "未安装启动，" + strLodop7HrefARM;
var strLodop7Update_X86 = strLodop7FontTag + "需升级，" + strLodop7HrefX86;
var strLodop7Update_ARM = strLodop7FontTag + "需升级，" + strLodop7HrefARM;
var strInstallOK = "，成功后请刷新本页面或重启浏览器。</font>";
var LODOP;
try {
var isWinIE = (/MSIE/i.test(navigator.userAgent)) || (/Trident/i.test(navigator.userAgent));
var isWinIE64 = isWinIE && (/x64/i.test(navigator.userAgent));
var isLinuxX86 = (/Linux/i.test(navigator.platform)) && (/x86/i.test(navigator.platform));
var isLinuxARM = (/Linux/i.test(navigator.platform)) && (/aarch/i.test(navigator.platform));
if (needCLodop() || isLinuxX86 || isLinuxARM) {
try {
LODOP = window.getCLodop();
} catch (err) {}
if (!LODOP && LoadJsState !== "complete") {
if (!LoadJsState)
alert("未曾加载Lodop主JS文件，请先调用loadCLodop过程.");
else
alert("网页还没下载完毕，请稍等一下再操作.");
return;
}
var strAlertMessage;
if (!LODOP) {
if (isLinuxX86)
strAlertMessage = strLodop7Install_X86;
else if (isLinuxARM)
strAlertMessage = strLodop7Install_ARM;
else
strAlertMessage = strCLodopInstallA + (CLodopIsLocal ? strCLodopInstallB : "");
document.body.innerHTML = strAlertMessage + strInstallOK + document.body.innerHTML;
return;
} else {
if (isLinuxX86 && LODOP.CVERSION < "7.0.7.5")
strAlertMessage = strLodop7Update_X86;
else if (isLinuxARM && LODOP.CVERSION < "7.0.7.5")
strAlertMessage = strLodop7Update_ARM;
else if (CLODOP.CVERSION < "6.5.9.4")
strAlertMessage = strCLodopUpdate;
if (strAlertMessage)
document.body.innerHTML = strAlertMessage + strInstallOK + document.body.innerHTML;
}
} else {
//==如果页面有Lodop插件就直接使用,否则新建:==
if (oOBJECT || oEMBED) {
if (isWinIE)
LODOP = oOBJECT;
else
LODOP = oEMBED;
} else if (!CreatedOKLodopObject) {
LODOP = document.createElement("object");
LODOP.setAttribute("width", 0);
LODOP.setAttribute("height", 0);
LODOP.setAttribute("style", "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
if (isWinIE)
LODOP.setAttribute("classid", "clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
else
LODOP.setAttribute("type", "application/x-print-lodop");
document.documentElement.appendChild(LODOP);
CreatedOKLodopObject = LODOP;
} else
LODOP = CreatedOKLodopObject;
//==Lodop插件未安装时提示下载地址:==
if ((!LODOP) || (!LODOP.VERSION)) {
document.body.innerHTML = (isWinIE64 ? strLodop64Install : strLodopInstall) + strInstallOK + document
.body.innerHTML;
return LODOP;
}
if (LODOP.VERSION < "6.2.2.6") {
document.body.innerHTML = (isWinIE64 ? strLodop64Update : strLodopUpdate) + strInstallOK + document.body
.innerHTML;
}
}
//===如下空白位置适合调用统一功能(如注册语句、语言选择等):=======================
// LODOP.SET_LICENSES("超掌柜独有!","DCFF409304DFCEB3E2C644BF96CD0720","","");
//===============================================================================
return LODOP;
} catch (err) {
alert("getLodop出错:" + err);
}
}
export default getLodop