open image dialog

[creaMaracasVisu.git] / lib / maracasVisuLib / src / interface / wxWindows / widgets / wxMaracas_N_ViewersWidget.cxx

diff --git a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxMaracas_N_ViewersWidget.cxx b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxMaracas_N_ViewersWidget.cxx
index 59716654f322010789873f7a2fe87665f0ce2eb4..4e6cd1923c56611ed93c62e348ed11d4031cdcd5 100644 (file)
--- a/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxMaracas_N_ViewersWidget.cxx
+++ b/lib/maracasVisuLib/src/interface/wxWindows/widgets/wxMaracas_N_ViewersWidget.cxx
@@ -3,8 +3,8 @@
   Program:   wxMaracas
   Module:    $RCSfile: wxMaracas_N_ViewersWidget.cxx,v $
   Language:  C++
-  Date:      $Date: 2010/03/26 14:52:24 $
-  Version:   $Revision: 1.16 $
+  Date:      $Date: 2010/05/03 13:46:48 $
+  Version:   $Revision: 1.17 $
 
   Copyright: (c) 2002, 2003
   License:
@@ -266,7 +266,8 @@
 
 //-----------------------------------------------------------------------------------
 double wxMaracas_N_ViewersWidget :: GetX()
-{
+{      
+       invariant();
        return mvtkmprbasedata->GetX();
 //     return wxwindow1->GetX();
 }
@@ -274,6 +275,7 @@ double wxMaracas_N_ViewersWidget :: GetX()
 //-----------------------------------------------------------------------------------
 double wxMaracas_N_ViewersWidget :: GetY()
 {
+       invariant();
        return mvtkmprbasedata->GetY();
 //     return wxwindow1->GetY();
 }
@@ -282,10 +284,17 @@ double wxMaracas_N_ViewersWidget :: GetY()
 //-----------------------------------------------------------------------------------
 double wxMaracas_N_ViewersWidget :: GetZ()
 {
+       invariant();
        return mvtkmprbasedata->GetZ();
 //     return wxwindow1->GetZ();
 }
 
+void wxMaracas_N_ViewersWidget :: invariant(){
+       if(mvtkmprbasedata == 0){
+               throw "The image has not been set in the viewer";
+       }
+}
+
 void wxMaracas_N_ViewersWidget::setColorTransferFunction(vtkColorTransferFunction* colortable){
     if (wxwindow1!=NULL) {
                wxwindow1->setColorTransferFunction(colortable);