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aihe 2024-06-26 00:21:43 +08:00
parent 6452e107ce
commit 1717b647f1
1 changed files with 6 additions and 2 deletions
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8
components/tpx-bluetooth-print/tpx-bluetooth-print.vue
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@ -40,7 +40,7 @@
</view> </view>
</tpx-dialog> </tpx-dialog>
<view v-for="(url, index) in imageUrl"> <view v-for="(url, index) in canvImages">
<create-image-data-bycanvas :ref="`curCanvas${index}`"></create-image-data-bycanvas> <create-image-data-bycanvas :ref="`curCanvas${index}`"></create-image-data-bycanvas>
</view> </view>
@ -57,6 +57,10 @@ export default {
}, },
computed: { computed: {
// ！！！注意 canvas预览图 必须用不同变量，否则获取不到imgdata
canvImages(){
return [...this.imageUrl]
}
}, },
components: { components: {
RenderTemplate, RenderTemplate, CreateImageDataBycanvas RenderTemplate, RenderTemplate, CreateImageDataBycanvas
@ -106,7 +110,7 @@ export default {
async confirmPrint(){ async confirmPrint(){
this.imageUrl.map(async (url, index)=> { this.imageUrl.map(async (url, index)=> {
// ！！！注意：必须修改。 canvas渲染的图必须修改url，否则渲染不出来 // ！！！注意：必须修改。 canvas渲染的图必须修改url，否则渲染不出来
url = `${url}?t=${new Date().valueOf()}` url = `${url}?t=${new Date().valueOf()}`
let imgRes = await this.$refs[`curCanvas${index}`][0].renderCanvasImg(url, this.paperWidth) let imgRes = await this.$refs[`curCanvas${index}`][0].renderCanvasImg(url, this.paperWidth)
let res = await this.$refs.curPrint.callPrint({ let res = await this.$refs.curPrint.callPrint({
imgRes, imgRes,