utils/wxPython/src/image.i

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        image.i
   3 // Purpose:     SWIG interface file for wxImage, wxImageHandler, etc.
   4 //
   5 // Author:      Robin Dunn
   6 //
   7 // Created:     28-Apr-1999
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 1998 by Total Control Software
  10 // Licence:     wxWindows license
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13
  14 %module image
  15
  16 %{
  17 #include "helpers.h"
  18 #include <wx/image.h>
  19 %}
  20
  21 //----------------------------------------------------------------------
  22
  23 %include typemaps.i
  24 %include my_typemaps.i
  25
  26 // Import some definitions of other classes, etc.
  27 %import _defs.i
  28 %import misc.i
  29 %import gdi.i
  30
  31 //---------------------------------------------------------------------------
  32
  33 class wxImageHandler {
  34 public:
  35     wxImageHandler();
  36     wxString GetName();
  37     wxString GetExtension();
  38     long GetType();
  39     wxString GetMimeType();
  40
  41     //bool LoadFile(wxImage* image, wxInputStream& stream);
  42     //bool SaveFile(wxImage* image, wxOutputStream& stream);
  43
  44     void SetName(const wxString& name);
  45     void SetExtension(const wxString& extension);
  46     void SetType(long type);
  47     void SetMimeType(const wxString& mimetype);
  48 };
  49
  50 //---------------------------------------------------------------------------
  51
  52 class wxPNGHandler : public wxImageHandler {
  53 public:
  54     wxPNGHandler();
  55 };
  56
  57
  58 class wxJPEGHandler : public wxImageHandler {
  59 public:
  60     wxJPEGHandler();
  61 };
  62
  63
  64 class wxBMPHandler : public wxImageHandler {
  65 public:
  66     wxBMPHandler();
  67 };
  68
  69
  70 class wxGIFHandler : public wxImageHandler {
  71 public:
  72     wxGIFHandler();
  73 };
  74
  75 class wxPNMHandler : public wxImageHandler {
  76 public:
  77     wxPNMHandler();
  78 };
  79
  80 class wxPCXHandler : public wxImageHandler {
  81 public:
  82     wxPCXHandler();
  83 };
  84
  85 //---------------------------------------------------------------------------
  86
  87 class wxImage {
  88 public:
  89     wxImage( const wxString& name, long type = wxBITMAP_TYPE_PNG );
  90     ~wxImage();
  91
  92     wxBitmap ConvertToBitmap();
  93     void Create( int width, int height );
  94     void Destroy();
  95     wxImage Scale( int width, int height );
  96     void Rescale(int width, int height);
  97
  98     void SetRGB( int x, int y, unsigned char r, unsigned char g, unsigned char b );
  99     unsigned char GetRed( int x, int y );
 100     unsigned char GetGreen( int x, int y );
 101     unsigned char GetBlue( int x, int y );
 102
 103     bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_PNG );
 104     %name(LoadMimeFile)bool LoadFile( const wxString& name, const wxString& mimetype );
 105
 106     bool SaveFile( const wxString& name, int type );
 107     %name(SaveMimeFile)bool SaveFile( const wxString& name, const wxString& mimetype );
 108
 109     bool Ok();
 110     int GetWidth();
 111     int GetHeight();
 112
 113     //unsigned char *GetData();
 114     //void SetData( unsigned char *data );
 115
 116     %addmethods {
 117         PyObject* GetData() {
 118             unsigned char* data = self->GetData();
 119             int len = self->GetWidth() * self->GetHeight() * 3;
 120             return PyString_FromStringAndSize((char*)data, len);
 121         }
 122
 123         void SetData(PyObject* data) {
 124             unsigned char* dataPtr;
 125
 126             if (! PyString_Check(data)) {
 127                 PyErr_SetString(PyExc_TypeError, "Expected string object");
 128                 return /* NULL */ ;
 129             }
 130             dataPtr = (unsigned char*)PyString_AsString(data);
 131             self->SetData(dataPtr);
 132         }
 133     }
 134
 135     void SetMaskColour( unsigned char r, unsigned char g, unsigned char b );
 136     unsigned char GetMaskRed();
 137     unsigned char GetMaskGreen();
 138     unsigned char GetMaskBlue();
 139     void SetMask( bool mask = TRUE );
 140     bool HasMask();
 141
 142 };
 143
 144 // Alternate constructors
 145 %new wxImage* wxNullImage();
 146 %new wxImage* wxEmptyImage(int width, int height);
 147 %new wxImage* wxImageFromMime(const wxString& name, const wxString& mimetype);
 148 %new wxImage* wxImageFromBitmap(const wxBitmap &bitmap);
 149 %{
 150     wxImage* wxNullImage() {
 151         return new wxImage;
 152     }
 153
 154     wxImage* wxEmptyImage(int width, int height) {
 155         return new wxImage(width, height);
 156     }
 157
 158     wxImage* wxImageFromMime(const wxString& name, const wxString& mimetype) {
 159         return new wxImage(name, mimetype);
 160     }
 161
 162     wxImage* wxImageFromBitmap(const wxBitmap &bitmap) {
 163         return new wxImage(bitmap);
 164     }
 165 %}
 166
 167 // Static Methods
 168 void wxImage_AddHandler(wxImageHandler *handler);
 169 %{
 170     void wxImage_AddHandler(wxImageHandler *handler) {
 171         wxImage::AddHandler(handler);
 172     }
 173 %}
 174
 175 void wxInitAllImageHandlers();
 176
 177 //---------------------------------------------------------------------------
 178 //---------------------------------------------------------------------------