Fix AngleAnnotationActor & TextAnnotationActor highlight disable bug.

src/src/Rendering/Measure/AngleAnnotationActor.cpp

@@ -110,6 +110,9 @@ void AngleAnnotationActor::BuildShape() {
 }
 
 void AngleAnnotationActor::Highlight(int highlightOn) {
+    bool temp = highlightOn > 0;
+    if (temp == this->Highlighted) return;
+    this->Highlighted = temp;
     if (this->Highlighted) {
         actor2D->GetProperty()->SetColor(1.0, 1.0, 0.0);
         textProperty->SetColor(1.0, 1.0, 0.0);

src/src/Rendering/Measure/TextAnnotationActor.cpp

@@ -59,7 +59,7 @@ void TextAnnotationActor::ResetTextProp() {
     mTextProperty->SetFrame(false);
     //textProperty->SetFrameColor(1.0, 0.0, 0.0);
     mTextProperty->SetBackgroundColor(1.0, 0.0, 0.0);
-    mTextProperty->SetBackgroundOpacity(0.3);
+    mTextProperty->SetBackgroundOpacity(0.0);
 }
 
 TextAnnotationActor::TextAnnotationActor() {
@@ -148,3 +148,15 @@ bool TextAnnotationActor::onMeasureLeftButtonUp(vtkRenderWindowInteractor *iren)
     mIren = iren;
     return false;
 }
+
+void TextAnnotationActor::RenderWithState() {
+    if (this->Highlighted) {
+        mTextProperty->SetBackgroundRGBA(1.0, 1.0, 0.0,0.2);
+        return;
+    }
+    if (this->Selected) {
+        mTextProperty->SetBackgroundRGBA(1.0, 0.0, 0.0,0.2);
+        return;
+    }
+    mTextProperty->SetBackgroundRGBA(1.0, 1.0, 0.0,0.0);
+}

src/src/Rendering/Measure/TextAnnotationActor.h

@@ -54,6 +54,8 @@ vtkTypeMacro(TextAnnotationActor, DraggableActor);
         SetWorldPosition2(pos[0], pos[1], pos[2]);
     }
 
+    void RenderWithState();
+
     bool onMeasureLeftButtonDown(vtkRenderWindowInteractor *) override;
 
     void onMeasureMouseMove(vtkRenderWindowInteractor *) override;