Not show/update/hiden mangnifier when manifier config is disbale (singerdmx#2212)

* [chore]: change gesture

* [chore]: change gesture

* [chore]: code fromatter

* [chore]: remove code

* [chore]: add code commentary

* [chore] : not show/update/hiden mangnifier when manifier config is  disbale

---------

Co-authored-by: xuyang <[email protected]>

Author: demoYang

lib/src/editor/widgets/text/text_selection.dart

@@ -382,18 +382,21 @@ class EditorTextSelectionOverlay {
   }
 
   void _onHandleDragStart(DragStartDetails details, TextPosition position) {
+    if (magnifierConfiguration == TextMagnifierConfiguration.disabled) return;
     if (defaultTargetPlatform != TargetPlatform.iOS &&
         defaultTargetPlatform != TargetPlatform.android) return;
     showMagnifier(position, details.globalPosition, renderObject);
   }
 
   void _onHandleDragUpdate(DragUpdateDetails details, TextPosition position) {
+    if (magnifierConfiguration == TextMagnifierConfiguration.disabled) return;
     if (defaultTargetPlatform != TargetPlatform.iOS &&
         defaultTargetPlatform != TargetPlatform.android) return;
     updateMagnifier(position, details.globalPosition, renderObject);
   }
 
   void _onHandleDragEnd(DragEndDetails details) {
+    if (magnifierConfiguration == TextMagnifierConfiguration.disabled) return;
     if (defaultTargetPlatform != TargetPlatform.iOS &&
         defaultTargetPlatform != TargetPlatform.android) return;
     hideMagnifier();