feat:背景图片设置

frontend/src/views/panel/SubjectSetting/BackgroundSelector.vue

 <template>
   <div>
-    <div style="width: 100%">
+    <div style="width: 100%;">
       <el-popover
         placement="right"
-        width="200"
+        width="250"
         trigger="click"
       >
         <el-col>
-          <el-form ref="backgroundForm" :model="backgroundForm" label-width="80px" size="mini">
-            <el-form-item label="颜色" class="form-item">
-              <colorPicker v-model="backgroundForm.color" style="margin-top: 6px;cursor: pointer;z-index: 1004;border: solid 1px black" @change="changeBackgroundStyle" />
-            </el-form-item>
-            <el-form-item label="图片" class="form-item">
+          <el-row>
+            <el-col :span="6">
+              <el-radio v-model="backgroundForm.backgroundType" label="color">颜色</el-radio>
+            </el-col>
+            <el-col :span="18">
               <colorPicker v-model="backgroundForm.color" style="margin-top: 6px;cursor: pointer;z-index: 1004;border: solid 1px black" @change="changeBackgroundStyle" />
-            </el-form-item>
-          </el-form>
+            </el-col>
+          </el-row>
+          <el-row>
+            <el-col :span="6">
+              <el-radio v-model="backgroundForm.backgroundType" label="image">图片</el-radio>
+            </el-col>
+            <el-col :span="18">
+              <el-upload
+                v-loading="$store.getters.loadingMap[$store.getters.currentPath]"
+                class="avatar-uploader"
+                action=""
+                accept=".jpeg,.jpg,.png,.gif"
+                :show-file-list="false"
+                :on-success="handleAvatarSuccess"
+                :on-exceed="handleExceed"
+                :on-error="handleError"
+                :http-request="handleAvatarSuccess"
+                :on-change="onChange"
+              >
+                <img v-if="imageUrl" :src="imageUrl" class="avatar">
+                <i v-else class="el-icon-plus avatar-uploader-icon" />
+              </el-upload>
+            </el-col>
+          </el-row>
         </el-col>
         <el-button slot="reference" size="mini" class="shape-item">背景<i class="el-icon-setting el-icon--right" /></el-button>
       </el-popover>
@@ -31,7 +53,12 @@ export default {
   },
   data() {
     return {
-      backgroundForm: JSON.parse(JSON.stringify(DEFAULT_BACKGROUND_COLOR))
+      backgroundForm: JSON.parse(JSON.stringify(DEFAULT_BACKGROUND_COLOR)),
+      systemParams: [],
+      filesTmp: [],
+      suffixes: new Set(['png', 'jpg', 'gif', 'jpeg']),
+      files: [],
+      imageUrl: ''
     }
   },
   watch: {
@@ -40,32 +67,113 @@ export default {
   mounted() {
   },
   methods: {
+    handleAvatarSuccess(file) {
+      console.log('file.name')
+      // var _this = this
+      // var event = event || window.event
+      // file = event.target.files[0]
+      // var reader = new FileReader()
+      // // 转base64
+      // reader.onload = function(e) {
+      //   _this.imageUrl = e.target.result // 将图片路径赋值给src
+      //   _this.guideImage = e.target.result // 将图片路径赋值给src
+      // }
+      // reader.readAsDataURL(file)
+    },
+    onChange(file, fileList) {
+      var _this = this
+      const reader = new FileReader()
+      reader.onload = function() {
+        _this.imageUrl = reader.result
+      }
+      reader.readAsDataURL(file.raw)
+    },
     changeBackgroundStyle() {
       this.$emit('onChangeBackgroundForm', this.backgroundForm)
+    },
+    handleExceed(files, fileList) {
+      this.$warning(this.$t('test_track.case.import.upload_limit_count'))
+    },
+    handleError(e) {
+      this.$warning('error' + JSON.stringify(e))
+    },
+    uploadValidate(file) {
+      const suffix = file.name.substring(file.name.lastIndexOf('.') + 1)
+      if (!this.suffixes.has(suffix)) {
+        this.$warning(this.$t('test_track.case.import.upload_limit_format'))
+        return false
+      }
+
+      if (file.size / 1024 / 1024 > 5) {
+        this.$warning(this.$t('test_track.case.import.upload_limit_size'))
+        return false
+      }
+      this.errList = []
+      return true
+    },
+    upload(file) {
+      this.imageUrl = file.url
+      const reader = new FileReader()
+      reader.onload = (res) => {
+        this.imageUrl.src = res.target.result
+      }
+      reader.readAsDataURL(file)
+    },
+    removeValue(paramKey) {
+      this.systemParams.forEach((systemParam) => {
+        if (systemParam.paramKey === paramKey) {
+          systemParam.fileName = null
+          systemParam.file = null
+        }
+      })
     }
   }
 }
 </script>
 
 <style scoped>
-.shape-item{
+  .avatar-uploader>>>.el-upload {
+    border: 1px dashed #d9d9d9;
+    border-radius: 6px;
+    cursor: pointer;
+    position: relative;
+    overflow: hidden;
+  }
+  .avatar-uploader>>>.el-upload:hover {
+    border-color: #409EFF;
+  }
+  .avatar-uploader-icon {
+    font-size: 28px;
+    color: #8c939d;
+    width: 100px;
+    height: 60px;
+    line-height: 60px;
+    text-align: center;
+  }
+  .avatar {
+    width: 100px;
+    height: 60px;
+    display: block;
+  }
+
+  .shape-item{
     padding: 6px;
     border: none;
     width: 100%;
     display: flex;
     justify-content: space-between;
     align-items: center;
-}
-.form-item-slider>>>.el-form-item__label{
+  }
+  .form-item-slider>>>.el-form-item__label{
     font-size: 12px;
     line-height: 38px;
-}
-.form-item>>>.el-form-item__label{
+  }
+  .form-item>>>.el-form-item__label{
     font-size: 12px;
-}
-.el-select-dropdown__item{
+  }
+  .el-select-dropdown__item{
     padding: 0 20px;
-}
+  }
   span{
     font-size: 12px
   }

frontend/src/views/panel/panel.js

 export const DEFAULT_BACKGROUND_COLOR = {
   color: '#ffffff',
-  image: null
+  image: null,
+  imageName: null,
+  backgroundType: 'color'
 }