*** empty log message ***

[wxWidgets.git] / include / wx / image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index 4a42b42635586862131fcc5fb57b248e07afbc23..e4d78863ab2df78fab0a09fcd878aeab2d280acf 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -21,7 +21,7 @@
 #include "wx/bitmap.h"
 
 #if wxUSE_STREAMS
-    #include "wx/stream.h"
+#  include "wx/stream.h"
 #endif
 
 //-----------------------------------------------------------------------------
@@ -36,6 +36,15 @@ class WXDLLEXPORT wxPNGHandler;
 class WXDLLEXPORT wxJPEGHandler;
 #endif
 class WXDLLEXPORT wxBMPHandler;
+#if wxUSE_GIF
+class WXDLLEXPORT wxGIFHandler;
+#endif
+#if wxUSE_PNM
+class WXDLLEXPORT wxPNMHandler;
+#endif
+#if wxUSE_PCX
+class WXDLLEXPORT wxPCXHandler;
+#endif
 class WXDLLEXPORT wxImage;
 
 //-----------------------------------------------------------------------------
@@ -52,6 +61,9 @@ public:
 #if wxUSE_STREAMS
   virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
   virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+
+  virtual bool CanRead( wxInputStream& stream );
+  virtual bool CanRead( const wxString& name );
 #endif
 
   inline void SetName(const wxString& name) { m_name = name; }
@@ -93,6 +105,10 @@ public:
 #if wxUSE_STREAMS
   virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
   virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+  virtual bool CanRead( wxInputStream& stream );
+private:
+   // hiding base class virtuals again!
+  inline bool CanRead( const wxString& name ) { return(wxImageHandler::CanRead(name)); };
 #endif
 };
 #endif
@@ -119,6 +135,10 @@ public:
 #if wxUSE_STREAMS
   virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
   virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+  virtual bool CanRead( wxInputStream& stream );
+private:
+   // hiding base class virtuals again!
+  inline bool CanRead( const wxString& name ) { return(wxImageHandler::CanRead(name)); };
 #endif
 };
 #endif
@@ -143,6 +163,10 @@ public:
 
 #if wxUSE_STREAMS
   virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
+  virtual bool CanRead( wxInputStream& stream );
+private:
+   // hiding base class virtuals again!
+  inline bool CanRead( const wxString& name ) { return(wxImageHandler::CanRead(name)); };
 #endif
 };
 
@@ -150,6 +174,8 @@ public:
 // wxGIFHandler
 //-----------------------------------------------------------------------------
 
+#if wxUSE_GIF
+
 class WXDLLEXPORT wxGIFHandler : public wxImageHandler
 {
   DECLARE_DYNAMIC_CLASS(wxGIFHandler)
@@ -167,13 +193,19 @@ public:
 #if wxUSE_STREAMS
   virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
   virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+  virtual bool CanRead( wxInputStream& stream );
+private:
+   // hiding base class virtuals again!
+  inline bool CanRead( const wxString& name ) { return(wxImageHandler::CanRead(name)); };
 #endif
 };
+#endif
 
 //-----------------------------------------------------------------------------
 // wxPNMHandler
 //-----------------------------------------------------------------------------
 
+#if wxUSE_PNM
 class WXDLLEXPORT wxPNMHandler : public wxImageHandler
 {
   DECLARE_DYNAMIC_CLASS(wxPNMHandler)
@@ -191,8 +223,40 @@ public:
 #if wxUSE_STREAMS
   virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
   virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+  virtual bool CanRead( wxInputStream& stream );
+private:
+   // hiding base class virtuals again!
+  inline bool CanRead( const wxString& name ) { return(wxImageHandler::CanRead(name)); };
+#endif
+};
+#endif
+
+//-----------------------------------------------------------------------------
+// wxPCXHandler
+//-----------------------------------------------------------------------------
+
+#if wxUSE_PCX
+class WXDLLEXPORT wxPCXHandler : public wxImageHandler
+{
+  DECLARE_DYNAMIC_CLASS(wxPCXHandler)
+
+public:
+
+  inline wxPCXHandler()
+  {
+      m_name = "PCX file";
+      m_extension = "pcx";
+      m_type = wxBITMAP_TYPE_PCX;
+      m_mime = "image/pcx";
+  };
+
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+  virtual bool CanRead( wxInputStream& stream );
 #endif
 };
+#endif
 
 //-----------------------------------------------------------------------------
 // wxImage
@@ -292,13 +356,15 @@ public:
 
   static void CleanUpHandlers();
   static void InitStandardHandlers();
-
+ 
 protected:
 
   static wxList sm_handlers;
 
 };
 
+extern void wxInitAllImageHandlers();
+
 #endif
   // _WX_IMAGE_H_