fix: 文本字体大小获取途径

src/components/view_file/components/index.vue

@@ -2,7 +2,7 @@
  * @Author: ChenYaJin
  * @Date: 2021-06-16 14:21:39
  * @LastEditors: LiZhiWei
- * @LastEditTime: 2025-04-16 14:19:19
+ * @LastEditTime: 2025-04-17 12:11:59
  * @Description: 文件柜-预览文件
 -->
 <template>
@@ -19,6 +19,10 @@
                 <el-button type="primary" :loading="downloading" @click="handleDownload" style="margin-left: 10px;">
                     预览文件
                 </el-button>
+                <el-upload class="upload-demo" action="" :show-file-list="false" :auto-upload="false"
+                    :on-change="handleFileChange">
+                    <el-button type="primary" style="margin-left: 10px;">选择本地文件</el-button>
+                </el-upload>
             </template>
         </w-header>
         <div class="modal-height">
@@ -324,6 +328,74 @@ export default {
           this.renderLoading = false
         })
     },
+    async handleFileChange(file) {
+      if (!file) {
+        this.$message.warning('请选择文件')
+        return
+      }
+      
+      this.downloading = true
+      this.loadLoading = true
+      this.renderLoading = true
+      this.showError = false
+      this.percentage = 0
+      
+      try {
+        // 获取文件类型
+        const fileName = file.name
+        const fileType = fileName.split('.').pop().toLowerCase()
+        
+        // 检查文件类型是否支持
+        const typeObject = {
+          doc: ['docx'],
+          xlsx: ['xlsx'],
+          pdf: ['pdf'],
+          ppt: ['pptx'],
+          image: ['gif', 'jpg', 'jpeg', 'bmp', 'tiff', 'tif', 'png', 'svg'],
+          text: ['txt', 'json', 'js', 'css', 'java', 'py', 'html', 'jsx', 'ts', 'tsx', 'xml', 'md', 'log']
+        }
+        const ablePreviewTypes = Object.values(typeObject).flat()
+        
+        if (!ablePreviewTypes.includes(fileType)) {
+          throw new Error('不支持的文件类型')
+        }
+        
+        // 更新文件信息
+        this.file = {
+          name: fileName.split('.')[0],
+          type: fileType,
+          size: file.size / 1024
+        }
+        this.currentFile = { ...this.file }
+        
+        // 读取文件
+        const arrayBuffer = await new Promise((resolve, reject) => {
+          const reader = new FileReader()
+          reader.onload = () => resolve(reader.result)
+          reader.onerror = reject
+          reader.readAsArrayBuffer(file.raw)
+          
+          reader.onprogress = (event) => {
+            if (event.lengthComputable) {
+              const percentage = Number(Number(event.loaded / event.total) * 100).toFixed(2)
+              this.percentage = Number(percentage)
+            }
+          }
+        })
+        
+        // 渲染文件
+        await this.renderResult(arrayBuffer, fileType)
+        this.$message.success('文件加载成功')
+        
+      } catch (error) {
+        this.$message.error('文件加载失败：' + error.message)
+        this.showError = true
+      } finally {
+        this.downloading = false
+        this.loadLoading = false
+        this.renderLoading = false
+      }
+    }
   }
 }
 </script>
@@ -396,3 +468,7 @@ export default {
     line-height: 40px;
 }
 </style>
+.upload-demo {
+display: inline-block;
+}
+</style>

src/components/view_file/components/vendors/pptx/PPT.vue

@@ -2,7 +2,7 @@
  * @Author: LiZhiWei
  * @Date: 2025-04-10 14:38:27
  * @LastEditors: LiZhiWei
- * @LastEditTime: 2025-04-17 11:33:43
+ * @LastEditTime: 2025-04-17 12:30:01
  * @Description:
 -->
 <template>

src/components/view_file/components/vendors/pptx/index.js

@@ -2,12 +2,12 @@
  * @Author: LiZhiWei
  * @Date: 2025-04-09 10:49:05
  * @LastEditors: LiZhiWei
- * @LastEditTime: 2025-04-16 17:16:28
+ * @LastEditTime: 2025-04-17 11:49:20
  * @Description:
  */
 import Vue from "vue"
 import PPT from "./PPT.vue"
-import { parse } from "@/utils/pptxToJson/dist/index"
+import { parse } from "@/utils/pptxToJson/index"
 /**
  * 渲染ppt
  */