IssueNo:https://gitee.com/openharmony/graphic_ui/issues/I41WTD

Description:fix uilabel bug
Sig:graphic
Feature or Bugfix:Bugfix
Binary Source:No
Signed-off-by: Nwangtiantian <wangtiantian19@huawei.com>

frameworks/components/ui_label.cpp

@@ -300,6 +300,11 @@ void UILabel::ReMeasure()
     InitLabelText();
     Style style = GetStyleConst();
     style.textColor_ = GetTextColor();
+    bool flag = false;
+    if ((transMap_ != nullptr) && !transMap_->IsInvalid()) {
+        transMap_->SetInvalid(true);
+        flag = true;
+    }
     labelText_->ReMeasureTextSize(GetContentRect(), style);
     Point textSize = labelText_->GetTextSize();
     switch (lineBreakMode_) {
@@ -322,6 +327,9 @@ void UILabel::ReMeasure()
         default:
             break;
     }
+    if ((transMap_ != nullptr) && flag) {
+        transMap_->SetInvalid(false);
+    }
 }
 
 void UILabel::RemeasureForMarquee(int16_t textWidth)