gdcmPython/gdcm.i

   1 %module gdcm
   2 %{
   3 #include "gdcmCommon.h"
   4 #include "gdcmDictEntry.h"
   5 #include "gdcmDict.h"
   6 #include "gdcmDictSet.h"
   7 #include "gdcmElValue.h"
   8 #include "gdcmElValSet.h"
   9 #include "gdcmHeader.h"
  10 #include "gdcmFile.h"
  11
  12 // Utility functions on strings for removing leading and trailing spaces
  13 void EatLeadingAndTrailingSpaces(string & s) {
  14         while ( s.length() && (s[0] == ' ') )
  15                 s.erase(0,1);
  16         while ( s.length() && (s[s.length()-1] == ' ') )
  17                 s.erase(s.length()-1, 1);
  18 }
  19 %}
  20 typedef  unsigned short guint16;
  21 typedef  unsigned int guint32;
  22
  23 %typemap(out) list<string> * {
  24         PyObject* NewItem = (PyObject*)0;
  25         PyObject* NewList = PyList_New(0); // The result of this typemap
  26         for (list<string>::iterator NewString = ($1)->begin();
  27              NewString != ($1)->end(); ++NewString) {
  28                 NewItem = PyString_FromString(NewString->c_str());
  29                 PyList_Append( NewList, NewItem);
  30         }
  31         $result = NewList;
  32 }
  33
  34 // Convert a c++ hash table in a python native dictionary
  35 %typemap(out) map<string, list<string> > * {
  36         PyObject* NewDict = PyDict_New(); // The result of this typemap
  37         PyObject* NewKey = (PyObject*)0;
  38         PyObject* NewVal = (PyObject*)0;
  39
  40         for (map<string, list<string> >::iterator tag = ($1)->begin();
  41              tag != ($1)->end(); ++tag) {
  42       string first = tag->first;
  43       // Do not publish entries whose keys is made of spaces
  44       if (first.length() == 0)
  45          continue;
  46                 NewKey = PyString_FromString(first.c_str());
  47                 PyObject* NewList = PyList_New(0);
  48                 for (list<string>::iterator Item = tag->second.begin();
  49                      Item != tag->second.end(); ++Item) {
  50                         NewVal = PyString_FromString(Item->c_str());
  51                         PyList_Append( NewList, NewVal);
  52                 }
  53                 PyDict_SetItem( NewDict, NewKey, NewList);
  54         }
  55         $result = NewDict;
  56 }
  57
  58 // Convert a c++ hash table in a python native dictionary
  59 %typemap(out) TagElValueHT & {
  60         PyObject* NewDict = PyDict_New(); // The result of this typemap
  61         string RawName;                   // Element name as gotten from gdcm
  62         PyObject* NewKey = (PyObject*)0;  // Associated name as python object
  63         string RawValue;                  // Element value as gotten from gdcm
  64         PyObject* NewVal = (PyObject*)0;  // Associated value as python object
  65
  66         for (TagElValueHT::iterator tag = $1->begin(); tag != $1->end(); ++tag) {
  67
  68                 // The element name shall be the key:
  69                 RawName = tag->second->GetName();
  70                 // gdcm unrecognized (including not loaded because their size exceeds
  71                 // the user specified treshold) elements are exported with their
  72                 // TagKey as key.
  73                 if (RawName == "Unknown")
  74                         RawName = tag->second->GetKey();
  75                 NewKey = PyString_FromString(RawName.c_str());
  76
  77                 // Element values are striped from leading/trailing spaces
  78                 RawValue = tag->second->GetValue();
  79                 EatLeadingAndTrailingSpaces(RawValue);
  80                 NewVal = PyString_FromString(RawValue.c_str());
  81
  82                 PyDict_SetItem( NewDict, NewKey, NewVal);
  83     }
  84         $result = NewDict;
  85 }
  86
  87 %include "gdcmCommon.h"
  88 %include "gdcmDictEntry.h"
  89 %include "gdcmDict.h"
  90 %include "gdcmDictSet.h"
  91 %include "gdcmElValue.h"
  92 %include "gdcmElValSet.h"
  93 %include "gdcmHeader.h"
  94 %include "gdcmFile.h"
  95