diff --git a/ShadowEditor.Web/src/editor/Editor.js b/ShadowEditor.Web/src/editor/Editor.js
index ba40fcf4..595f7825 100644
--- a/ShadowEditor.Web/src/editor/Editor.js
+++ b/ShadowEditor.Web/src/editor/Editor.js
@@ -465,7 +465,7 @@ Editor.prototype.onMouseDown = function (event) {
 
 Editor.prototype.onMouseMove = function (event) {
     this.mouse.x = (event.offsetX / this.renderer.domElement.clientWidth) * 2 - 1;
-    this.mouse.y = - (event.offsetY / this.renderer.domElement.clientHeight) * 2 + 1;
+    this.mouse.y = -(event.offsetY / this.renderer.domElement.clientHeight) * 2 + 1;
 };
 
 export default Editor;
\ No newline at end of file
diff --git a/ShadowEditor.Web/src/helper/BaseHelper.js b/ShadowEditor.Web/src/helper/BaseHelper.js
index b4d3db52..e4c7cf48 100644
--- a/ShadowEditor.Web/src/helper/BaseHelper.js
+++ b/ShadowEditor.Web/src/helper/BaseHelper.js
@@ -14,10 +14,20 @@ function BaseHelper(object) {
 BaseHelper.prototype = Object.create(THREE.Object3D.prototype);
 BaseHelper.prototype.constructor = BaseHelper;
 
+/**
+ * 场景中物体状态改变，更新帮助器
+ */
 BaseHelper.prototype.update = function () {
 
 };
 
+/**
+ * 帮助器改变后，更新物体信息
+ */
+BaseHelper.prototype.updateObject = function () {
+
+};
+
 BaseHelper.prototype.dispose = function () {
     delete this.object;
 };