1.修复删除背景图片不生效的问题；2.背景图片展示增加位置和大小设置;3.修复节点拖拽到根节点时连接线跑到根节点上方的问题

simple-mind-map/src/Style.js

@@ -1,167 +1,188 @@
-import { tagColorList } from './utils/constant'
-const rootProp = ['paddingX', 'paddingY']
-
-//  样式类
-class Style {
-  //   设置背景样式
-  static setBackgroundStyle(el, themeConfig) {
-    let { backgroundColor, backgroundImage, backgroundRepeat } = themeConfig
-    el.style.backgroundColor = backgroundColor
-    if (backgroundImage) {
-      el.style.backgroundImage = `url(${backgroundImage})`
-      el.style.backgroundRepeat = backgroundRepeat
-    }
-  }
-
-  //  构造函数
-  constructor(ctx, themeConfig) {
-    this.ctx = ctx
-    this.themeConfig = themeConfig
-  }
-
-  //  更新主题配置
-  updateThemeConfig(themeConfig) {
-    this.themeConfig = themeConfig
-  }
-
-  //  合并样式
-  merge(prop, root, isActive) {
-    // 三级及以下节点
-    let defaultConfig = this.themeConfig.node
-    if (root || rootProp.includes(prop)) {
-      // 直接使用最外层样式
-      defaultConfig = this.themeConfig
-    } else if (this.ctx.isGeneralization) {
-      // 概要节点
-      defaultConfig = this.themeConfig.generalization
-    } else if (this.ctx.layerIndex === 0) {
-      // 根节点
-      defaultConfig = this.themeConfig.root
-    } else if (this.ctx.layerIndex === 1) {
-      // 二级节点
-      defaultConfig = this.themeConfig.second
-    }
-    // 激活状态
-    if (isActive !== undefined ? isActive : this.ctx.nodeData.data.isActive) {
-      if (
-        this.ctx.nodeData.data.activeStyle &&
-        this.ctx.nodeData.data.activeStyle[prop] !== undefined
-      ) {
-        return this.ctx.nodeData.data.activeStyle[prop]
-      } else if (defaultConfig.active && defaultConfig.active[prop]) {
-        return defaultConfig.active[prop]
-      }
-    }
-    // 优先使用节点本身的样式
-    return this.getSelfStyle(prop) !== undefined
-      ? this.getSelfStyle(prop)
-      : defaultConfig[prop]
-  }
-
-  //  获取某个样式值
-  getStyle(prop, root, isActive) {
-    return this.merge(prop, root, isActive)
-  }
-
-  //  获取自身自定义样式
-  getSelfStyle(prop) {
-    return this.ctx.nodeData.data[prop]
-  }
-
-  //  矩形
-  rect(node) {
-    this.shape(node)
-    node.radius(this.merge('borderRadius'))
-  }
-
-  //   矩形外的其他形状
-  shape(node) {
-    node.fill({
-      color: this.merge('fillColor')
-    })
-    // 节点使用横线样式，不需要渲染非激活状态的边框样式
-    if (
-      !this.ctx.isRoot &&
-      !this.ctx.isGeneralization &&
-      this.themeConfig.nodeUseLineStyle &&
-      !this.ctx.nodeData.data.isActive
-    ) {
-      return
-    }
-    node.stroke({
-      color: this.merge('borderColor'),
-      width: this.merge('borderWidth'),
-      dasharray: this.merge('borderDasharray')
-    })
-  }
-
-  //  文字
-  text(node) {
-    node
-      .fill({
-        color: this.merge('color')
-      })
-      .css({
-        'font-family': this.merge('fontFamily'),
-        'font-size': this.merge('fontSize'),
-        'font-weight': this.merge('fontWeight'),
-        'font-style': this.merge('fontStyle'),
-        'text-decoration': this.merge('textDecoration')
-      })
-  }
-
-  //  html文字节点
-  domText(node, fontSizeScale = 1) {
-    node.style.fontFamily = this.merge('fontFamily')
-    node.style.fontSize = this.merge('fontSize') * fontSizeScale + 'px'
-    node.style.fontWeight = this.merge('fontWeight') || 'normal'
-  }
-
-  //  标签文字
-  tagText(node, index) {
-    node
-      .fill({
-        color: tagColorList[index].color
-      })
-      .css({
-        'font-size': '12px'
-      })
-  }
-
-  //  标签矩形
-  tagRect(node, index) {
-    node.fill({
-      color: tagColorList[index].background
-    })
-  }
-
-  //  内置图标
-  iconNode(node) {
-    node.attr({
-      fill: this.merge('color')
-    })
-  }
-
-  //  连线
-  line(node, { width, color, dasharray } = {}) {
-    node.stroke({ width, color, dasharray }).fill({ color: 'none' })
-  }
-
-  //  概要连线
-  generalizationLine(node) {
-    node
-      .stroke({
-        width: this.merge('generalizationLineWidth', true),
-        color: this.merge('generalizationLineColor', true)
-      })
-      .fill({ color: 'none' })
-  }
-
-  //  按钮
-  iconBtn(node, fillNode) {
-    node.fill({ color: '#808080' })
-    fillNode.fill({ color: '#fff' })
-  }
-}
-
-export default Style
+import { tagColorList } from './utils/constant'
+const rootProp = ['paddingX', 'paddingY']
+
+//  样式类
+
+class Style {
+  //   设置背景样式
+
+  static setBackgroundStyle(el, themeConfig) {
+    let { backgroundColor, backgroundImage, backgroundRepeat, backgroundPosition, backgroundSize } = themeConfig
+    el.style.backgroundColor = backgroundColor
+    if (backgroundImage) {
+      el.style.backgroundImage = `url(${backgroundImage})`
+      el.style.backgroundRepeat = backgroundRepeat
+      el.style.backgroundPosition = backgroundPosition
+      el.style.backgroundSize = backgroundSize
+    } else {
+      el.style.backgroundImage = 'none'
+    }
+  }
+
+  //  构造函数
+
+  constructor(ctx, themeConfig) {
+    this.ctx = ctx
+    this.themeConfig = themeConfig
+  }
+
+  //  更新主题配置
+
+  updateThemeConfig(themeConfig) {
+    this.themeConfig = themeConfig
+  }
+
+  //  合并样式
+
+  merge(prop, root, isActive) {
+    // 三级及以下节点
+    let defaultConfig = this.themeConfig.node
+    if (root || rootProp.includes(prop)) {
+      // 直接使用最外层样式
+      defaultConfig = this.themeConfig
+    } else if (this.ctx.isGeneralization) {
+      // 概要节点
+      defaultConfig = this.themeConfig.generalization
+    } else if (this.ctx.layerIndex === 0) {
+      // 根节点
+      defaultConfig = this.themeConfig.root
+    } else if (this.ctx.layerIndex === 1) {
+      // 二级节点
+      defaultConfig = this.themeConfig.second
+    }
+    // 激活状态
+    if (isActive !== undefined ? isActive : this.ctx.nodeData.data.isActive) {
+      if (
+        this.ctx.nodeData.data.activeStyle &&
+        this.ctx.nodeData.data.activeStyle[prop] !== undefined
+      ) {
+        return this.ctx.nodeData.data.activeStyle[prop]
+      } else if (defaultConfig.active && defaultConfig.active[prop]) {
+        return defaultConfig.active[prop]
+      }
+    }
+    // 优先使用节点本身的样式
+    return this.getSelfStyle(prop) !== undefined
+      ? this.getSelfStyle(prop)
+      : defaultConfig[prop]
+  }
+
+  //  获取某个样式值
+
+  getStyle(prop, root, isActive) {
+    return this.merge(prop, root, isActive)
+  }
+
+  //  获取自身自定义样式
+
+  getSelfStyle(prop) {
+    return this.ctx.nodeData.data[prop]
+  }
+
+  //  矩形
+
+  rect(node) {
+    this.shape(node)
+    node.radius(this.merge('borderRadius'))
+  }
+
+  //   矩形外的其他形状
+
+  shape(node) {
+    node.fill({
+      color: this.merge('fillColor')
+    })
+    // 节点使用横线样式，不需要渲染非激活状态的边框样式
+    if (
+      !this.ctx.isRoot &&
+      !this.ctx.isGeneralization &&
+      this.themeConfig.nodeUseLineStyle &&
+      !this.ctx.nodeData.data.isActive
+    ) {
+      return
+    }
+    node.stroke({
+      color: this.merge('borderColor'),
+      width: this.merge('borderWidth'),
+      dasharray: this.merge('borderDasharray')
+    })
+  }
+
+  //  文字
+
+  text(node) {
+    node
+      .fill({
+        color: this.merge('color')
+      })
+      .css({
+        'font-family': this.merge('fontFamily'),
+        'font-size': this.merge('fontSize'),
+        'font-weight': this.merge('fontWeight'),
+        'font-style': this.merge('fontStyle'),
+        'text-decoration': this.merge('textDecoration')
+      })
+  }
+
+  //  html文字节点
+
+  domText(node, fontSizeScale = 1) {
+    node.style.fontFamily = this.merge('fontFamily')
+    node.style.fontSize = this.merge('fontSize') * fontSizeScale + 'px'
+    node.style.fontWeight = this.merge('fontWeight') || 'normal'
+  }
+
+  //  标签文字
+
+  tagText(node, index) {
+    node
+      .fill({
+        color: tagColorList[index].color
+      })
+      .css({
+        'font-size': '12px'
+      })
+  }
+
+  //  标签矩形
+
+  tagRect(node, index) {
+    node.fill({
+      color: tagColorList[index].background
+    })
+  }
+
+  //  内置图标
+
+  iconNode(node) {
+    node.attr({
+      fill: this.merge('color')
+    })
+  }
+
+  //  连线
+
+  line(node, { width, color, dasharray } = {}) {
+    node.stroke({ width, color, dasharray }).fill({ color: 'none' })
+  }
+
+  //  概要连线
+
+  generalizationLine(node) {
+    node
+      .stroke({
+        width: this.merge('generalizationLineWidth', true),
+        color: this.merge('generalizationLineColor', true)
+      })
+      .fill({ color: 'none' })
+  }
+
+  //  按钮
+
+  iconBtn(node, fillNode) {
+    node.fill({ color: '#808080' })
+    fillNode.fill({ color: '#fff' })
+  }
+}
+
+export default Style

simple-mind-map/src/themes/default.js

@@ -1,142 +1,147 @@
-//  默认主题
-export default {
-  // 节点内边距
-  paddingX: 15,
-  paddingY: 5,
-  // 图片显示的最大宽度
-  imgMaxWidth: 100,
-  // 图片显示的最大高度
-  imgMaxHeight: 100,
-  // icon的大小
-  iconSize: 20,
-  // 连线的粗细
-  lineWidth: 1,
-  // 连线的颜色
-  lineColor: '#549688',
-  // 连线样式
-  lineDasharray: 'none',
-  // 连线风格
-  lineStyle: 'straight', // 针对logicalStructure、mindMap两种结构。曲线（curve）、直线（straight）、直连（direct）
-  // 概要连线的粗细
-  generalizationLineWidth: 1,
-  // 概要连线的颜色
-  generalizationLineColor: '#549688',
-  // 概要曲线距节点的距离
-  generalizationLineMargin: 0,
-  // 概要节点距节点的距离
-  generalizationNodeMargin: 20,
-  // 背景颜色
-  backgroundColor: '#fafafa',
-  // 背景图片
-  backgroundImage: 'none',
-  // 背景重复
-  backgroundRepeat: 'no-repeat',
-  // 节点使用横线样式
-  nodeUseLineStyle: false,
-  // 根节点样式
-  root: {
-    shape: 'rectangle',
-    fillColor: '#549688',
-    fontFamily: '微软雅黑, Microsoft YaHei',
-    color: '#fff',
-    fontSize: 16,
-    fontWeight: 'bold',
-    fontStyle: 'normal',
-    lineHeight: 1.5,
-    borderColor: 'transparent',
-    borderWidth: 0,
-    borderDasharray: 'none',
-    borderRadius: 5,
-    textDecoration: 'none',
-    active: {
-      borderColor: 'rgb(57, 80, 96)',
-      borderWidth: 3,
-      borderDasharray: 'none'
-    }
-  },
-  // 二级节点样式
-  second: {
-    shape: 'rectangle',
-    marginX: 100,
-    marginY: 40,
-    fillColor: '#fff',
-    fontFamily: '微软雅黑, Microsoft YaHei',
-    color: '#565656',
-    fontSize: 16,
-    fontWeight: 'noraml',
-    fontStyle: 'normal',
-    lineHeight: 1.5,
-    borderColor: '#549688',
-    borderWidth: 1,
-    borderDasharray: 'none',
-    borderRadius: 5,
-    textDecoration: 'none',
-    active: {
-      borderColor: 'rgb(57, 80, 96)',
-      borderWidth: 3,
-      borderDasharray: 'none'
-    }
-  },
-  // 三级及以下节点样式
-  node: {
-    shape: 'rectangle',
-    marginX: 50,
-    marginY: 0,
-    fillColor: 'transparent',
-    fontFamily: '微软雅黑, Microsoft YaHei',
-    color: '#6a6d6c',
-    fontSize: 14,
-    fontWeight: 'noraml',
-    fontStyle: 'normal',
-    lineHeight: 1.5,
-    borderColor: 'transparent',
-    borderWidth: 0,
-    borderRadius: 5,
-    borderDasharray: 'none',
-    textDecoration: 'none',
-    active: {
-      borderColor: 'rgb(57, 80, 96)',
-      borderWidth: 3,
-      borderDasharray: 'none'
-    }
-  },
-  // 概要节点样式
-  generalization: {
-    shape: 'rectangle',
-    marginX: 100,
-    marginY: 40,
-    fillColor: '#fff',
-    fontFamily: '微软雅黑, Microsoft YaHei',
-    color: '#565656',
-    fontSize: 16,
-    fontWeight: 'noraml',
-    fontStyle: 'normal',
-    lineHeight: 1.5,
-    borderColor: '#549688',
-    borderWidth: 1,
-    borderDasharray: 'none',
-    borderRadius: 5,
-    textDecoration: 'none',
-    active: {
-      borderColor: 'rgb(57, 80, 96)',
-      borderWidth: 3,
-      borderDasharray: 'none'
-    }
-  }
-}
-
-// 支持激活样式的属性
-// 简单来说，会改变节点大小的都不支持在激活时设置，为了性能考虑，节点切换激活态时不会重新计算节点大小
-export const supportActiveStyle = [
-  'fillColor',
-  'color',
-  'fontWeight',
-  'fontStyle',
-  'borderColor',
-  'borderWidth',
-  'borderDasharray',
-  'borderRadius',
-  'textDecoration'
-]
-
-export const lineStyleProps = ['lineColor', 'lineDasharray', 'lineWidth']
+//  默认主题
+
+export default {
+  // 节点内边距
+  paddingX: 15,
+  paddingY: 5,
+  // 图片显示的最大宽度
+  imgMaxWidth: 100,
+  // 图片显示的最大高度
+  imgMaxHeight: 100,
+  // icon的大小
+  iconSize: 20,
+  // 连线的粗细
+  lineWidth: 1,
+  // 连线的颜色
+  lineColor: '#549688',
+  // 连线样式
+  lineDasharray: 'none',
+  // 连线风格
+  lineStyle: 'straight', // 针对logicalStructure、mindMap两种结构。曲线（curve）、直线（straight）、直连（direct）
+  // 概要连线的粗细
+  generalizationLineWidth: 1,
+  // 概要连线的颜色
+  generalizationLineColor: '#549688',
+  // 概要曲线距节点的距离
+  generalizationLineMargin: 0,
+  // 概要节点距节点的距离
+  generalizationNodeMargin: 20,
+  // 背景颜色
+  backgroundColor: '#fafafa',
+  // 背景图片
+  backgroundImage: 'none',
+  // 背景重复
+  backgroundRepeat: 'no-repeat',
+  // 设置背景图像的起始位置
+  backgroundPosition: 'center center',
+  // 设置背景图片大小
+  backgroundSize: 'cover',
+  // 节点使用横线样式
+  nodeUseLineStyle: false,
+  // 根节点样式
+  root: {
+    shape: 'rectangle',
+    fillColor: '#549688',
+    fontFamily: '微软雅黑, Microsoft YaHei',
+    color: '#fff',
+    fontSize: 16,
+    fontWeight: 'bold',
+    fontStyle: 'normal',
+    lineHeight: 1.5,
+    borderColor: 'transparent',
+    borderWidth: 0,
+    borderDasharray: 'none',
+    borderRadius: 5,
+    textDecoration: 'none',
+    active: {
+      borderColor: 'rgb(57, 80, 96)',
+      borderWidth: 3,
+      borderDasharray: 'none'
+    }
+  },
+  // 二级节点样式
+  second: {
+    shape: 'rectangle',
+    marginX: 100,
+    marginY: 40,
+    fillColor: '#fff',
+    fontFamily: '微软雅黑, Microsoft YaHei',
+    color: '#565656',
+    fontSize: 16,
+    fontWeight: 'noraml',
+    fontStyle: 'normal',
+    lineHeight: 1.5,
+    borderColor: '#549688',
+    borderWidth: 1,
+    borderDasharray: 'none',
+    borderRadius: 5,
+    textDecoration: 'none',
+    active: {
+      borderColor: 'rgb(57, 80, 96)',
+      borderWidth: 3,
+      borderDasharray: 'none'
+    }
+  },
+  // 三级及以下节点样式
+  node: {
+    shape: 'rectangle',
+    marginX: 50,
+    marginY: 0,
+    fillColor: 'transparent',
+    fontFamily: '微软雅黑, Microsoft YaHei',
+    color: '#6a6d6c',
+    fontSize: 14,
+    fontWeight: 'noraml',
+    fontStyle: 'normal',
+    lineHeight: 1.5,
+    borderColor: 'transparent',
+    borderWidth: 0,
+    borderRadius: 5,
+    borderDasharray: 'none',
+    textDecoration: 'none',
+    active: {
+      borderColor: 'rgb(57, 80, 96)',
+      borderWidth: 3,
+      borderDasharray: 'none'
+    }
+  },
+  // 概要节点样式
+  generalization: {
+    shape: 'rectangle',
+    marginX: 100,
+    marginY: 40,
+    fillColor: '#fff',
+    fontFamily: '微软雅黑, Microsoft YaHei',
+    color: '#565656',
+    fontSize: 16,
+    fontWeight: 'noraml',
+    fontStyle: 'normal',
+    lineHeight: 1.5,
+    borderColor: '#549688',
+    borderWidth: 1,
+    borderDasharray: 'none',
+    borderRadius: 5,
+    textDecoration: 'none',
+    active: {
+      borderColor: 'rgb(57, 80, 96)',
+      borderWidth: 3,
+      borderDasharray: 'none'
+    }
+  }
+}
+
+// 支持激活样式的属性
+// 简单来说，会改变节点大小的都不支持在激活时设置，为了性能考虑，节点切换激活态时不会重新计算节点大小
+export const supportActiveStyle = [
+  'fillColor',
+  'color',
+  'fontWeight',
+  'fontStyle',
+  'borderColor',
+  'borderWidth',
+  'borderDasharray',
+  'borderRadius',
+  'textDecoration'
+]
+
+export const lineStyleProps = ['lineColor', 'lineDasharray', 'lineWidth']

web/src/config/en.js

@@ -166,6 +166,22 @@ export const backgroundPositionList = [
   }
 ]
 
+// 背景图片大小
+export const backgroundSizeList = [
+  {
+    name: 'Auto',
+    value: 'auto'
+  },
+  {
+    name: 'Cover',
+    value: 'cover'
+  },
+  {
+    name: 'Contain',
+    value: 'contain'
+  }
+]
+
 // 快捷键列表
 export const shortcutKeyList = [
   {

web/src/config/index.js

@@ -14,7 +14,8 @@ import {
   backgroundPositionList as backgroundPositionListZh,
   shortcutKeyList as shortcutKeyListZh,
   shapeList as shapeListZh,
-  sidebarTriggerList as sidebarTriggerListZh
+  sidebarTriggerList as sidebarTriggerListZh,
+  backgroundSizeList as backgroundSizeListZh
 } from './zh'
 import {
   fontFamilyList as fontFamilyListEn,
@@ -24,7 +25,8 @@ import {
   backgroundPositionList as backgroundPositionListEn,
   shortcutKeyList as shortcutKeyListEn,
   shapeList as shapeListEn,
-  sidebarTriggerList as sidebarTriggerListEn
+  sidebarTriggerList as sidebarTriggerListEn,
+  backgroundSizeList as backgroundSizeListEn
 } from './en'
 
 const fontFamilyList = {
@@ -52,6 +54,11 @@ const backgroundPositionList = {
   en: backgroundPositionListEn
 }
 
+const backgroundSizeList = {
+  zh: backgroundSizeListZh,
+  en: backgroundSizeListEn
+}
+
 const shortcutKeyList = {
   zh: shortcutKeyListZh,
   en: shortcutKeyListEn
@@ -81,6 +88,7 @@ export {
   lineStyleList,
   backgroundRepeatList,
   backgroundPositionList,
+  backgroundSizeList,
   shortcutKeyList,
   shapeList,
   sidebarTriggerList

web/src/config/zh.js

@@ -221,6 +221,22 @@ export const backgroundPositionList = [
   }
 ]
 
+// 背景图片大小
+export const backgroundSizeList = [
+  {
+    name: '自动',
+    value: 'auto'
+  },
+  {
+    name: '覆盖',
+    value: 'cover'
+  },
+  {
+    name: '保持',
+    value: 'contain'
+  }
+]
+
 // 数据存储
 export const store = {
   sidebarZIndex: 1 //侧边栏zIndex

web/src/lang/en_us.js

@@ -5,6 +5,8 @@ export default {
     color: 'Color',
     image: 'Image',
     imageRepeat: 'Image repeat',
+    imagePosition: 'Image position',
+    imageSize: 'Image size',
     line: 'Line',
     width: 'Width',
     style: 'Style',

web/src/lang/zh_cn.js

@@ -5,6 +5,8 @@ export default {
     color: '颜色',
     image: '图片',
     imageRepeat: '图片重复',
+    imagePosition: '图片位置',
+    imageSize: '图片大小',
     line: '连线',
     width: '粗细',
     style: '风格',

web/src/pages/Edit/components/BaseStyle.vue

@@ -25,6 +25,7 @@
                 }
               "
             ></ImgUpload>
+            <!-- 图片重复方式 -->
             <div class="rowItem">
               <span class="name">{{ $t('baseStyle.imageRepeat') }}</span>
               <el-select
@@ -47,6 +48,52 @@
                 </el-option>
               </el-select>
             </div>
+            <!-- 图片位置 -->
+            <div class="rowItem">
+              <span class="name">{{ $t('baseStyle.imagePosition') }}</span>
+              <el-select
+                size="mini"
+                style="width: 120px"
+                v-model="style.backgroundPosition"
+                placeholder=""
+                @change="
+                  value => {
+                    update('backgroundPosition', value)
+                  }
+                "
+              >
+                <el-option
+                  v-for="item in backgroundPositionList"
+                  :key="item.value"
+                  :label="item.name"
+                  :value="item.value"
+                >
+                </el-option>
+              </el-select>
+            </div>
+            <!-- 图片大小 -->
+            <div class="rowItem">
+              <span class="name">{{ $t('baseStyle.imageSize') }}</span>
+              <el-select
+                size="mini"
+                style="width: 120px"
+                v-model="style.backgroundSize"
+                placeholder=""
+                @change="
+                  value => {
+                    update('backgroundSize', value)
+                  }
+                "
+              >
+                <el-option
+                  v-for="item in backgroundSizeList"
+                  :key="item.value"
+                  :label="item.name"
+                  :value="item.value"
+                >
+                </el-option>
+              </el-select>
+            </div>
           </el-tab-pane>
         </el-tabs>
       </div>
@@ -389,7 +436,7 @@
 <script>
 import Sidebar from './Sidebar'
 import Color from './Color'
-import { lineWidthList, lineStyleList, backgroundRepeatList } from '@/config'
+import { lineWidthList, lineStyleList, backgroundRepeatList, backgroundPositionList, backgroundSizeList } from '@/config'
 import ImgUpload from '@/components/ImgUpload'
 import { storeConfig } from '@/api'
 import { mapState } from 'vuex'
@@ -434,6 +481,8 @@ export default {
         iconSize: 0,
         backgroundImage: '',
         backgroundRepeat: 'no-repeat',
+        backgroundPosition: '',
+        backgroundSize: '',
         marginX: 0,
         marginY: 0,
         nodeUseLineStyle: false
@@ -464,7 +513,13 @@ export default {
     },
     backgroundRepeatList() {
       return backgroundRepeatList[this.$i18n.locale] || backgroundRepeatList.zh
-    }
+    },
+    backgroundPositionList() {
+      return backgroundPositionList[this.$i18n.locale] || backgroundPositionList.zh
+    },
+    backgroundSizeList() {
+      return backgroundSizeList[this.$i18n.locale] || backgroundSizeList.zh
+    },
   },
   watch: {
     activeSidebar(val) {
@@ -499,6 +554,8 @@ export default {
         'iconSize',
         'backgroundImage',
         'backgroundRepeat',
+        'backgroundPosition',
+        'backgroundSize',
         'nodeUseLineStyle'
       ].forEach(key => {
         this.style[key] = this.mindMap.getThemeConfig(key)