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aihe 2024-06-23 15:32:32 +08:00
parent ba0625f368
commit 54faa1a8d2
3 changed files with 15 additions and 14 deletions
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16
components/tpx-bluetooth-print/render-template-native.vue
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@ -26,6 +26,7 @@ import { showLoading, showToast, hideLoading, canvasGetImageData, getImageInfo,
import * as canvasUtil from "@/common/canvasUtil" import * as canvasUtil from "@/common/canvasUtil"
import tanexPrinterUniSdk from './nativePrint/tanexPrinterUniSdk' import tanexPrinterUniSdk from './nativePrint/tanexPrinterUniSdk'
import printModule from './nativePrint/print' import printModule from './nativePrint/print'
import dayjs from "dayjs"
export default { export default {
props:{ props:{
@ -52,7 +53,7 @@ export default {
}, },
methods: { methods: {
async initData() { async initData() {
await this.renderCanvasImg(this.imageUrl); this.imageUrl && await this.renderCanvasImg(this.imageUrl);
}, },
// 打印 // 打印
handlePrint(){ handlePrint(){
@ -81,9 +82,6 @@ export default {
console.log("===renderCanvasImg:filePath=====", filePath) console.log("===renderCanvasImg:filePath=====", filePath)
return new Promise(async (resolve, reject)=> { return new Promise(async (resolve, reject)=> {
try{ try{
// 多次渲染，createCanvasContext，必须使用新的才可以
that.canvasId = uni.$u.guid(20)
await promiseTimeout(500)
let res = await getImageInfo(filePath) let res = await getImageInfo(filePath)
console.log("getImageInfo res====", res) console.log("getImageInfo res====", res)
const ctx = uni.createCanvasContext(that.canvasId, that); const ctx = uni.createCanvasContext(that.canvasId, that);
@ -102,15 +100,19 @@ export default {
ctx.fillRect(...ctData); ctx.fillRect(...ctData);
// 把原图缩放到 打印宽度的比例 绘制 // 把原图缩放到 打印宽度的比例 绘制
ctx.drawImage(filePath, ...ctData); ctx.drawImage(filePath, ...ctData);
ctx.draw(false, async() => { ctx.draw(false, async() => {
await promiseTimeout(1000) // await promiseTimeout(1000)
let imgData = await canvasGetImageData({ canvasId: that.canvasId, width: w, height: h, }) let imgData = await canvasGetImageData({ canvasId: that.canvasId, width: w, height: h, })
hideLoading() hideLoading()
that.imgData = imgData that.imgData = imgData
console.log("canvasGetImageData imgData.data.length =====", imgData.data.length)
// 多次渲染，createCanvasContext，必须使用新的才可以
that.canvasId = uni.$u.guid(20)
resolve() resolve()
}); });
}catch(e){ }catch(e){
// 多次渲染，createCanvasContext，必须使用新的才可以
that.canvasId = uni.$u.guid(20)
hideLoading() hideLoading()
reject(e) reject(e)
} }
@ -140,7 +142,7 @@ export default {
} }
let conSta = await this.$refs.curBlueTooth.autoConnect() let conSta = await this.$refs.curBlueTooth.autoConnect()
if(conSta) { if(conSta) {
await this.handlePrint() // await this.handlePrint()
return true return true
} }
} catch(e){ } catch(e){

10
components/tpx-bluetooth-print/tpx-bluetooth-print.vue
View File

@ -22,7 +22,7 @@
<script> <script>
import RenderTemplate from "./render-template" import RenderTemplate from "./render-template-native"
import { promiseTimeout } from "@/common/untool" import { promiseTimeout } from "@/common/untool"
export default { export default {
@ -42,12 +42,13 @@ export default {
data () { data () {
return { return {
imageUrl: '', imageUrl: '',
paperWidth: 320, // paperWidth: 72,
paperWidth: 560,
show: false, show: false,
} }
}, },
mounted () { mounted () {
this.startPrint({ imageUrl: 'https://image-c.weimobwmc.com/ol-6NoX9/ed4f6d5da41f4606811aa8018e2918da.jpg', paperWidth: this.paperWidth })
}, },
unmounted() { unmounted() {
@ -63,9 +64,8 @@ export default {
imageUrl = imageUrl[0] imageUrl = imageUrl[0]
} }
this.imageUrl = imageUrl this.imageUrl = imageUrl
this.paperWidth = paperWidth this.paperWidth = paperWidth || this.paperWidth
this.show = true this.show = true
await promiseTimeout(1000)
let res = await this.$refs.curPrint.callPrint({ let res = await this.$refs.curPrint.callPrint({
imageUrl, imageUrl,
paperWidth paperWidth

1
pages/print/courierNote.vue
View File

@ -207,7 +207,6 @@
const imgUrls = await this.getPrintImages() const imgUrls = await this.getPrintImages()
this.$refs.curPrint.startPrint({ this.$refs.curPrint.startPrint({
imageUrl: imgUrls.filter(v=> !!v), imageUrl: imgUrls.filter(v=> !!v),
paperWidth: 480,
}) })
}, },
handleSelAll() { handleSelAll() {