From dff1297e317870a032978e2949a54c382a7d236a Mon Sep 17 00:00:00 2001
From: wangjiahao <1522128093@qq.com>
Date: Wed, 31 Jan 2024 15:25:31 +0800
Subject: [PATCH] =?UTF-8?q?refactor(=E4=BB=AA=E8=A1=A8=E6=9D=BF):=20?=
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---
 .../src/views/panel/export/PDFPreExport.vue       |  5 +++++
 .../src/views/panel/list/PanelViewShow.vue        | 15 ++++++++++++---
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/core/frontend/src/views/panel/export/PDFPreExport.vue b/core/frontend/src/views/panel/export/PDFPreExport.vue
index 76e0a58f1e..4833962431 100644
--- a/core/frontend/src/views/panel/export/PDFPreExport.vue
+++ b/core/frontend/src/views/panel/export/PDFPreExport.vue
@@ -130,6 +130,10 @@ export default {
     save() {
       const _this = this
       _this.exportLoading = true
+      // 保存原始的设备像素比值
+      const originalDPR = window.devicePixelRatio
+      // 将设备像素比设置为1
+      window.devicePixelRatio = 2
       setTimeout(() => {
         _this.toExport = true
         setTimeout(() => {
@@ -143,6 +147,7 @@ export default {
             PDF.addImage(pageData, 'JPEG', 0, 0, contentWidth, contentHeight)
             PDF.save(_this.panelName + '.pdf')
             _this.$emit('closePreExport')
+            window.devicePixelRatio = originalDPR
           })
         }, 1500)
       }, 500)
diff --git a/core/frontend/src/views/panel/list/PanelViewShow.vue b/core/frontend/src/views/panel/list/PanelViewShow.vue
index eb9ff7790d..74d504d65d 100644
--- a/core/frontend/src/views/panel/list/PanelViewShow.vue
+++ b/core/frontend/src/views/panel/list/PanelViewShow.vue
@@ -462,8 +462,8 @@ export default {
     imageWrapperStyle() {
       if (this.exporting) {
         return {
-          width: '1280px',
-          height: '720px'
+          width: '2560px',
+          height: '1440px'
         }
       } else {
         return {
@@ -720,6 +720,10 @@ export default {
 
     downloadAsImage() {
       this.dataLoading = true
+      // 保存原始的设备像素比值
+      const originalDPR = window.devicePixelRatio
+      // 将设备像素比设置为1
+      window.devicePixelRatio = 2
       setTimeout(() => {
         this.exporting = this.changeExportingState()
         setTimeout(() => {
@@ -738,6 +742,7 @@ export default {
             a.click()
             URL.revokeObjectURL(blob)
             document.body.removeChild(a)
+            window.devicePixelRatio = originalDPR
             setTimeout(() => {
               this.dataLoading = false
             }, 300)
@@ -750,7 +755,10 @@ export default {
       // this.pdfExportShow = true
       //
       this.dataLoading = true
-
+      // 保存原始的设备像素比值
+      const originalDPR = window.devicePixelRatio
+      // 将设备像素比设置为1
+      window.devicePixelRatio = 2
       setTimeout(() => {
         this.exporting = this.changeExportingState()
         setTimeout(() => {
@@ -764,6 +772,7 @@ export default {
             }
           })
         }, 1500)
+        window.devicePixelRatio = originalDPR
       }, 500)
     },
     refreshTemplateInfo() {