Fix:修复左键多选节点后多选状态被取消的问题

simple-mind-map/src/core/render/Render.js

@@ -79,9 +79,15 @@ class Render {
   //   绑定事件
   bindEvent() {
     // 点击事件
-    this.mindMap.on('draw_click', () => {
+    this.mindMap.on('draw_click', (e) => {
       // 清除激活状态
-      if (this.activeNodeList.length > 0) {
+      let isTrueClick = true
+      let { useLeftKeySelectionRightKeyDrag } = this.mindMap.opt
+      if (useLeftKeySelectionRightKeyDrag) {
+        let mousedownPos = this.mindMap.event.mousedownPos
+        isTrueClick = Math.abs(e.clientX - mousedownPos.x) <= 5 && Math.abs(e.clientY - mousedownPos.y) <= 5
+      }
+      if (isTrueClick && this.activeNodeList.length > 0) {
         this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
       }
     })