Merge branch 'mcy_new' of https://gitea.23544.com/marking/Making.School.Asignment.app into mcy_new

making_school_asignment_app/lib/page/home_page/children/homework_review/components/question_paper_view.dart

@@ -525,7 +525,7 @@ class QuestionImageView extends HookWidget with EventBusMixin<BottomOperationBar
 
         /// 判断当前点和上一个点的距离 判断是否是多指
         var lastDrop = getLastDrop(vnHandWritings.value, vnHandWritings.value.length-1);
-        if (lastDrop != null && ((lastDrop.dx - localPosition.dx).abs() > 40 || (lastDrop.dy - localPosition.dy).abs() > 40)) {
+        if (lastDrop != null && ((lastDrop.dx - localPosition.dx).abs() > 65 || (lastDrop.dy - localPosition.dy).abs() > 65)) {
           /// 当前X点和上一个x点相差 大于10判定为多个手指
           return;
         }