lib/maracasVisuLib/src/interface/wxWindows/widgets/OpenImageDialog.cxx

   1 /*# ---------------------------------------------------------------------
   2 #
   3 # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
   4 #                        pour la Sant�)
   5 # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
   6 # Previous Authors : Laurent Guigues, Jean-Pierre Roux
   7 # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
   8 #
   9 #  This software is governed by the CeCILL-B license under French law and
  10 #  abiding by the rules of distribution of free software. You can  use,
  11 #  modify and/ or redistribute the software under the terms of the CeCILL-B
  12 #  license as circulated by CEA, CNRS and INRIA at the following URL
  13 #  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  14 #  or in the file LICENSE.txt.
  15 #
  16 #  As a counterpart to the access to the source code and  rights to copy,
  17 #  modify and redistribute granted by the license, users are provided only
  18 #  with a limited warranty  and the software's author,  the holder of the
  19 #  economic rights,  and the successive licensors  have only  limited
  20 #  liability.
  21 #
  22 #  The fact that you are presently reading this means that you have had
  23 #  knowledge of the CeCILL-B license and that you accept its terms.
  24 # ------------------------------------------------------------------------ */
  25
  26
  27 #include "OpenImageDialog.h"
  28 #include "creaWx.h"
  29
  30 #if defined(__GNUC__)
  31 // GCC compiler
  32 // dlopen, dlsym, etc.
  33   #include <dlfcn.h>
  34 #endif
  35
  36 typedef vtkImageData* (*GETIMAGEDATADIALOG)();
  37
  38 namespace creaMaracasVisuKernel{
  39         OpenImageDialog::OpenImageDialog(bool usegimmick)
  40         {
  41                 img = NULL;
  42                 _filename = "";
  43                 bool gimmickfound = false;
  44
  45                 if(usegimmick){
  46                 #ifdef WIN32
  47                         HINSTANCE gimmickhandle;
  48                         gimmickhandle = LoadLibrary(TEXT("creaImageIO.dll"));
  49                         std::cout<<"imagehandle "<<gimmickhandle<<std::endl;
  50                         if(gimmickhandle!=NULL){
  51
  52                                 GETIMAGEDATADIALOG getImageDataDialog;
  53
  54                                 getImageDataDialog = (GETIMAGEDATADIALOG)GetProcAddress(gimmickhandle, "getImageDataDialog");
  55
  56                                 std::cout<<"imagedatadialog "<<getImageDataDialog<<std::endl;
  57
  58                                 if(getImageDataDialog!=NULL){
  59                                         img = getImageDataDialog();
  60                                         gimmickfound = true;
  61                                 }
  62                                 if(!FreeLibrary(gimmickhandle)){
  63                                         std::cout<<"Error while releasing the handle creaImageIO2.dll"<<std::endl;
  64                                 }
  65                         }
  66                 #else
  67                         void * gimmickhandle;
  68                         GETIMAGEDATADIALOG getImageDataDialog;
  69                         char * erreur;
  70                         int closingerror;
  71                         gimmickhandle = dlopen ("libcreaImageIO.so", RTLD_LAZY);
  72                         if (! gimmickhandle) {
  73                                 erreur = dlerror ();
  74                                 std::cout<<erreur<<"imagehandle "<<gimmickhandle<<std::endl;
  75                         }else{
  76                                 getImageDataDialog = (GETIMAGEDATADIALOG) dlsym (gimmickhandle, "getImageDataDialog");
  77                                 if(!getImageDataDialog)
  78                                 {
  79                                         erreur = dlerror ();
  80                                         std::cout<<erreur<<"getImageDataDialog "<<getImageDataDialog<<std::endl;
  81                                 }else{
  82                                         img = (*getImageDataDialog)();
  83                                         gimmickfound = true;
  84
  85                                 } // if getImageDataDialog
  86                                 /*dlclose returns 0 on success, non-zero on error*/
  87                                 closingerror = dlclose(gimmickhandle);
  88                                 if(closingerror!=0){
  89                                         std::cout<<closingerror<<"error closing handle  "<<gimmickhandle<<std::endl;
  90                                 }else{
  91                                         std::cout<<"handle released..."<<std::endl;
  92                                 } // if closingerror
  93                         } // if gimmickhandle
  94
  95                 #endif
  96                 }
  97
  98                 if(!gimmickfound || !usegimmick){
  99                         //int i, j, k, extint[6];
 100                         //double spacing[3];
 101                         //unsigned short* ptr1, *ptr2;
 102                         wxFileDialog* FD =
 103                           new wxFileDialog( 0, _T("Read Image"),wxEmptyString,wxEmptyString, _T("*.mhd"));
 104
 105                         if (FD->ShowModal()==wxID_OK)
 106                         {
 107                                 std::string  path= crea::wx2std(FD->GetPath());
 108                                 vtkMetaImageReader* reader =  vtkMetaImageReader::New();
 109                                 reader->SetFileName(path.c_str());
 110                                 reader->Update();
 111                                 _filename = path;
 112                                 img = vtkImageData::New();
 113                                 img->DeepCopy(reader->GetOutput());
 114                                 //reader->GetOutput()->Delete();
 115                                 reader->Delete();
 116                                 /*std::cout<<"image reference count "<<img->GetReferenceCount()<<std::endl;
 117                                 reader->GetOutput()->GetSpacing(spacing);
 118                                 img->SetSpacing(spacing);
 119                                 reader->GetOutput()->GetExtent(extint);
 120                                 img->SetExtent(extint);
 121                                 img->SetScalarType(reader->GetOutput()->GetScalarType());
 122                                 img->AllocateScalars();
 123                                 std::cout<<"image reference count "<<img->GetReferenceCount()<<std::endl;
 124                                 for (i=extint[0];i <= extint[1];i++){
 125                                         for (j=extint[2];j<=extint[3];j++){
 126                                                 for (k=extint[4];k<=extint[5];k++){
 127
 128                                                                 ptr1=(unsigned short*) reader->GetOutput()->GetScalarPointer(i,j,k);
 129                                                                 ptr2=(unsigned short*)img->GetScalarPointer(i,j,k);
 130                                                                 *ptr2 = *ptr1;
 131                                                 }
 132                                         }
 133                                 }*/
 134
 135                                 /*std::cout<<"image reference count "<<img->GetReferenceCount()<<std::endl;*/
 136                         }
 137                         //delete FD;
 138                 }
 139         }
 140
 141         //-------------------------------------------------------------------
 142         OpenImageDialog::~OpenImageDialog()
 143         {
 144                 img = NULL;
 145         }
 146
 147         vtkImageData* OpenImageDialog::getImageData(){
 148                 return img;
 149         }
 150         std::string OpenImageDialog::getFilename(){
 151                 return _filename;
 152         }
 153 }