允许echart在组件内更换图标类型

packages/bigscreen/designer/components/jsonEditor.vue

@@ -14,6 +14,14 @@ export default {
       fullscreen: false
     }
   },
+  watch: {
+    value(v) {
+      const content = this.editor.get()
+      if (v && content && JSON.stringify(v) != JSON.stringify(content)) {
+        this.editor?.set(v)
+      }
+    }
+  },
   methods: {
     init() {
       const {JSONEditor} = window
@@ -27,7 +35,7 @@ export default {
           },
         }, this.value)
       } else setTimeout(() => this.init(), 500)
-      const fullscreenBtn = document.querySelector(".fullscreenBtn")
+      const fullscreenBtn = this.$el.querySelector(".fullscreenBtn")
       if (!fullscreenBtn) {
         const btn = document.createElement("div")
         btn.className = "fullscreenBtn el-icon-full-screen"