From d6df8c63f6b0f9b6b6eebcb778c379f2dd002644 Mon Sep 17 00:00:00 2001
From: Eduardo DAVILA <eduardo.davila@creatis.insa-lyon.fr>
Date: Fri, 11 Dec 2020 13:50:22 +0100
Subject: [PATCH] Opacity Text in 2D viewers

---
 .../wxWindows/widgets/vtkInfoTextImage.cxx    | 24 +++++++++++++++++++
 .../wxWindows/widgets/vtkInfoTextImage.h      |  1 +
 .../wxWindows/widgets/wxVtk2DBaseView.cxx     | 10 ++++++++
 .../wxWindows/widgets/wxVtk2DBaseView.h       |  1 +
 .../wxWindows/widgets/wxVtkMPR2DView.cxx      |  4 ++++
 5 files changed, 40 insertions(+)

diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.cxx b/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.cxx
index 02e73d2..6663263 100644
--- a/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.cxx
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.cxx
@@ -25,6 +25,7 @@
 
 #include "vtkInfoTextImage.h"
 
+#include "vtkProperty2D.h"
 #include "vtkTextProperty.h"
 #include <vtkImageMapToWindowLevelColors.h>
 //-------------------------------------------------------------------
@@ -60,6 +61,29 @@ void vtkInfoTextImage::Configure()
 	} // if vtkText_WindowLevel
 }
 
+void vtkInfoTextImage::SetOpacity(double opacity)
+{
+	if (_vtkText_WindowLevel!=NULL) 
+	{
+		_vtkText_WindowLevel->GetProperty()->SetOpacity( opacity );
+	}
+	if (_vtkText_ColorLevel!=NULL) 
+	{
+		_vtkText_ColorLevel->GetProperty()->SetOpacity( opacity );
+	}
+	if (_vtkText_position!=NULL) 
+	{
+		_vtkText_position->GetProperty()->SetOpacity( opacity );
+	}
+	if (_vtkText_pixelIntensity!=NULL) 
+	{
+		_vtkText_pixelIntensity->GetProperty()->SetOpacity( opacity );
+	}
+	if (_vtkText_plane!=NULL) 
+	{
+		_vtkText_plane->GetProperty()->SetOpacity( opacity );
+	}
+}
 
 //-------------------------------------------------------------------
 
diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.h b/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.h
index e0a761d..7997714 100644
--- a/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.h
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/vtkInfoTextImage.h
@@ -41,6 +41,7 @@ public:
 	void PutColorLevel();
 	void PutWindowLevel();
 	void PutPlane();
+	void SetOpacity(double opacity);
 
 
 protected:
diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.cxx b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.cxx
index 5337c80..70310e6 100644
--- a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.cxx
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.cxx
@@ -426,3 +426,13 @@ int wxVtk2DBaseView::GetDirection() // virtual
     return 2;
 }
 
+//-------------------------------------------------------------------
+void wxVtk2DBaseView::SetOpacityText(double opacity)
+{
+	if (_vtkIinfoTextImage!=NULL)
+	{
+		_vtkIinfoTextImage->SetOpacity( opacity );
+	}
+}
+
+
diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.h b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.h
index 93e3eee..784f2e6 100644
--- a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.h
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtk2DBaseView.h
@@ -69,6 +69,7 @@ public:
 
 	//EED 05juin2019
 	void UpdateCameraParallelScale();
+	void SetOpacityText(double opacity);
 
 private:
 	vtkInfoTextImage				*_vtkIinfoTextImage;
diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtkMPR2DView.cxx b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtkMPR2DView.cxx
index 517ca87..bd0582e 100644
--- a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtkMPR2DView.cxx
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtkMPR2DView.cxx
@@ -389,6 +389,10 @@ void wxVtkMPR2DView::Refresh()
 			} // if GetFixAxis2D
 			_lineAActor->GetProperty()->SetOpacity( opacityAxis );
 			_lineBActor->GetProperty()->SetOpacity( opacityAxis );
+			
+			SetOpacityText( opacityAxis );
+
+			
 			_backX			= xx;
 			_backY			= yy;
 			_backZ			= zz;
-- 
2.45.1