添加打印机

pages/index/wxinvoicing.vue

@@ -50,6 +50,7 @@
 	import html2canvas from 'html2canvas';
 	// #endif
 	import uQRCode from '@/uni_modules/Sansnn-uQRCode/js_sdk/uqrcode/uqrcode.js'; // npm install uqrcodejs
+	import getLodop from '@/common/js/LodopFuncs.js'
 	export default {
 		data() {
 			return {
@@ -77,6 +78,55 @@
 		},
 		computed: {},
 		methods: {
+			print() {
+				var date = new Date();
+				var year = date.getFullYear(); //月份从0~11，所以加一
+				let month = date.getMonth();
+				var dateArr = [
+					date.getMonth() + 1,
+					date.getDate(),
+					date.getHours(),
+					date.getMinutes(),
+					date.getSeconds(),
+				];
+				//如果格式是MM则需要此步骤，如果是M格式则此循环注释掉
+				for (var i = 0; i < dateArr.length; i++) {
+					if (dateArr[i] >= 1 && dateArr[i] <= 9) {
+						dateArr[i] = "0" + dateArr[i];
+					}
+				}
+				var strDate =
+					year +
+					"-" +
+					dateArr[0] +
+					"-" +
+					dateArr[1] +
+					" " +
+					dateArr[2] +
+					":" +
+					dateArr[3] +
+					":" +
+					dateArr[4];
+				let LODOP = getLodop();
+				if (LODOP == null) {
+					alert('请先安装打印控件')
+					return;
+				}
+				LODOP.PRINT_INIT('')
+				// 设置打印纸大小
+				LODOP.SET_PRINT_PAGESIZE(1, 800, '300px', "");
+				// 二维码控制大小
+				LODOP.ADD_PRINT_BARCODE('', '30px', '150px', '150px', "QRCode", this.datares.url); //打印产品代码条码
+				LODOP.SET_PRINT_MODE("PRINT_PAGE_PERCENT", "Full-Width "); //设置打印风格，这里是等宽打印
+				LODOP.SET_PRINTER_INDEX("GP-58MB Series"); //设置默认打印机(这里用的是打印机名称)
+				// 文字内容
+				LODOP.ADD_PRINT_HTM('150px', '5px', "100%", "100%",
+					`<div style="width: 100%;font-size: 12px; ">销售方名称:${this.datares.title}</div><div style="width: 100%;font-size: 12px; margin-top:6px;">开票金额:${this.datares.price}</div><div style="width: 100%;font-size: 12px; margin-top:6px;">生成时间:${strDate}</div><div style="width: 100%;font-size: 12px; margin-top:6px;">${this.datares.string1}</div><div style="width: 100%;font-size: 14px; margin-top: 15px;">您可以使用微信，扫码开票</div>`
+				);
+				LODOP.SET_LICENSES("", "DCFF409304DFCEB3E2C644BF96CD0720", "", "");
+				// LODOP.PREVIEW(); //带预览的打印
+				LODOP.PRINT()
+			},
 			box_class() {
 				uni.navigateBack();
 			},
@@ -148,7 +198,6 @@
 				// 获取uQRCode实例
 				var qr = new uQRCode();
 				// 设置二维码内容
-				console.log(lane)
 				qr.data = this.datares.url;
 				// 设置二维码大小，必须与canvas设置的宽高一致
 				qr.size = this.size;
@@ -160,6 +209,12 @@
 				qr.canvasContext = canvasContext;
 				// 调用绘制方法将二维码图案绘制到canvas上
 				qr.drawCanvas();
+				setTimeout(() => {
+					let info = uni.getSystemInfoSync();
+					if (info.deviceType == 'pc') {
+						this.print()
+					}
+				}, 1000)
 			},
 			requestlang() {
 				uni.request({