image handlers moved to separate headers (imagbmp.h etc.) This change is backward compatible (all hdrs #included in image.h) and reduces executable size under GCC

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4979 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/imagpnm.h

@@ -0,0 +1,49 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        imagpnm.h
+// Purpose:     wxImage PNM handler
+// Author:      Sylvain Bougnoux
+// RCS-ID:      $Id$
+// Copyright:   (c) Sylvain Bougnoux
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_IMAGPNM_H_
+#define _WX_IMAGPNM_H_
+
+#ifdef __GNUG__
+#pragma interface "imagpnm.h"
+#endif
+
+#include "wx/image.h"
+
+//-----------------------------------------------------------------------------
+// wxPNMHandler
+//-----------------------------------------------------------------------------
+
+#if wxUSE_PNM
+class WXDLLEXPORT wxPNMHandler : public wxImageHandler
+{
+  DECLARE_DYNAMIC_CLASS(wxPNMHandler)
+
+public:
+
+  inline wxPNMHandler()
+  {
+      m_name = "PNM file";
+      m_extension = "pnm";
+      m_type = wxBITMAP_TYPE_PNM;
+      m_mime = "image/pnm";
+  };
+
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=TRUE );
+  virtual bool DoCanRead( wxInputStream& stream );
+#endif
+};
+#endif
+
+
+#endif
+  // _WX_IMAGPNM_H_
+