Temporary modif for vtk reading of illegal 'DICOM FD' (64 bits 'double' pixels)

[gdcm.git] / vtk / vtkgdcmViewer2.cxx

diff --git a/vtk/vtkgdcmViewer2.cxx b/vtk/vtkgdcmViewer2.cxx
index f672ab91936185c3e0e8609c3dfeb4ee961d7593..a263cfd7c3491c5e2134dd6d0f53e1feead2c9b0 100644 (file)
--- a/vtk/vtkgdcmViewer2.cxx
+++ b/vtk/vtkgdcmViewer2.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: vtkgdcmViewer2.cxx,v $
   Language:  C++
-  Date:      $Date: 2007/09/12 13:38:14 $
-  Version:   $Revision: 1.12 $
+  Date:      $Date: 2009/11/03 14:05:23 $
+  Version:   $Revision: 1.17 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -32,9 +32,16 @@
 // 
 //----------------------------------------------------------------------------
 #include <vtkRenderWindowInteractor.h>
+#if VTK_MAJOR_VERSION >= 5
 #include "vtkImageColorViewer.h"
+#else
+#include <vtkImageViewer2.h>
+#endif
 #include <vtkStructuredPoints.h>
 #include <vtkStructuredPointsWriter.h>
+#include <vtkPNGWriter.h>
+#include <vtkWindowToImageFilter.h>
+#include <vtkRenderWindow.h>
 #include <vtkCommand.h>
 #include <vtkRenderer.h>
 #include <vtkImageMapToColors.h>
@@ -63,13 +70,16 @@ public:
    {
       this->ImageViewer = NULL;
    }
-   virtual void Execute(vtkObject *, unsigned long event, void* )
+   virtual void Execute(vtkObject *caller, unsigned long event, void* /*callData*/ )
    {
       if ( this->ImageViewer )
       {
-         if ( event == vtkCommand::CharEvent )
+         vtkRenderWindowInteractor * rwi = vtkRenderWindowInteractor::SafeDownCast( caller );
+         char keycode = 0;
+         if( rwi ) keycode = rwi->GetKeyCode();
+         if ( event == vtkCommand::CharEvent && keycode != 's' )
          {
-#if (VTK_MAJOR_VERSION >= 5)
+#if VTK_MAJOR_VERSION >= 5
             int max = ImageViewer->GetSliceMax();
             int slice = (ImageViewer->GetSlice() + 1 ) % ++max;
             ImageViewer->SetSlice( slice );
@@ -84,11 +94,26 @@ public:
 #endif
             ImageViewer->Render();
          }
+         else if ( keycode == 's' )
+         {
+           vtkPNGWriter * writer = vtkPNGWriter::New();
+           vtkWindowToImageFilter * w2i = vtkWindowToImageFilter::New();
+           w2i->SetInput( rwi->GetRenderWindow() );
+           writer->SetInput( w2i->GetOutput() );
+           writer->SetFileName( "snapshot.png" );
+           writer->Write();
+           //std::cerr << "Screenshort saved to snapshot.png" << std::endl;
+         }
       }
    }
+#if VTK_MAJOR_VERSION >= 5
    vtkImageColorViewer *ImageViewer;
+#else
+   vtkImageViewer2 *ImageViewer;
+#endif
 };
 
+// --------------------------------------------------------------------------------
 
 int main(int argc, char *argv[])
 {
@@ -105,6 +130,14 @@ int main(int argc, char *argv[])
       reader->SetKeepOverlays(true);
    }
 
+// not a very clever way to pass several params
+// but it's just for checking
+   if (strcmp (argv[argc-1], "n") == 0)
+   {
+      argc--; // Is it allowed?!?
+      reader->SetFlipY(false);
+   }
+
    if( argc == 2 )
       reader->SetFileName( argv[1] );
    else
@@ -119,7 +152,11 @@ int main(int argc, char *argv[])
    reader->GetOutput()->Print( cout );
 
    vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();
+#if VTK_MAJOR_VERSION >= 5
    vtkImageColorViewer *viewer = vtkImageColorViewer::New();
+#else
+   vtkImageViewer2 *viewer = vtkImageViewer2::New();
+#endif
 
    if( reader->GetLookupTable() )
    {
@@ -155,7 +192,7 @@ int main(int argc, char *argv[])
    iren->AddObserver(vtkCommand::CharEvent,obs);
    obs->Delete();
 
-#if ( (VTK_MAJOR_VERSION >= 5) || ( VTK_MAJOR_VERSION == 4 && VTK_MINOR_VERSION >= 5 ) )
+#if VTK_MAJOR_VERSION >= 5
    viewer->Render(); // Don't ask why...
 #endif
    iren->Initialize();