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

diff --git a/include/wx/image.h b/include/wx/image.h
index fe15103b2a0b9fbea3a06f0809d12cb545b14561..21d0f14710238e368c4670e11c89aa72881c1d38 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -19,12 +19,21 @@
 #include "wx/string.h"
 #include "wx/gdicmn.h"
 
+#if wxUSE_STREAMS
+#include "wx/stream.h"
+#endif
+
 //-----------------------------------------------------------------------------
 // classes
 //-----------------------------------------------------------------------------
 
 class WXDLLEXPORT wxImageHandler;
+#if wxUSE_LIBPNG
 class WXDLLEXPORT wxPNGHandler;
+#endif
+#if wxUSE_LIBJPEG
+class WXDLLEXPORT wxJPEGHandler;
+#endif
 class WXDLLEXPORT wxBMPHandler;
 class WXDLLEXPORT wxImage;
 
@@ -41,19 +50,24 @@ class WXDLLEXPORT wxImageHandler: public wxObject
 public:
   wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; }
 
-  virtual bool LoadFile( wxImage *image, const wxString& name );
-  virtual bool SaveFile( wxImage *image, const wxString& name );
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream );
+#endif
 
   inline void SetName(const wxString& name) { m_name = name; }
   inline void SetExtension(const wxString& ext) { m_extension = ext; }
   inline void SetType(long type) { m_type = type; }
+  inline void SetMimeType(const wxString& type) { m_mime = type; }
   inline wxString GetName() const { return m_name; }
   inline wxString GetExtension() const { return m_extension; }
   inline long GetType() const { return m_type; }
-  
+  inline wxString GetMimeType() const { return m_mime; }
+
 protected:
   wxString  m_name;
   wxString  m_extension;
+  wxString  m_mime;
   long      m_type;
   
 };
@@ -62,6 +76,7 @@ protected:
 // wxPNGHandler
 //-----------------------------------------------------------------------------
 
+#if wxUSE_LIBPNG
 class WXDLLEXPORT wxPNGHandler: public wxImageHandler
 {
   DECLARE_DYNAMIC_CLASS(wxPNGHandler)
@@ -73,11 +88,40 @@ public:
       m_name = "PNG file";
       m_extension = "png";
       m_type = wxBITMAP_TYPE_PNG;
+      m_mime = "image/png";
+  };
+
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream );
+#endif
+
+};
+#endif
+
+//-----------------------------------------------------------------------------
+// wxJPEGHandler
+//-----------------------------------------------------------------------------
+
+#if wxUSE_LIBJPEG
+class WXDLLEXPORT wxJPEGHandler: public wxImageHandler
+{
+  DECLARE_DYNAMIC_CLASS(wxJPEGHandler)
+
+public:
+
+  inline wxJPEGHandler()
+  {
+      m_name = "JPEG file";
+      m_extension = "jpg";
+      m_type = wxBITMAP_TYPE_JPEG;
+      m_mime = "image/jpeg";
   };
 
-  virtual bool LoadFile( wxImage *image, const wxString& name );
-  virtual bool SaveFile( wxImage *image, const wxString& name );
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream );
 };
+#endif
 
 //-----------------------------------------------------------------------------
 // wxBMPHandler
@@ -94,11 +138,22 @@ public:
       m_name = "BMP file";
       m_extension = "bmp";
       m_type = wxBITMAP_TYPE_BMP;
+      m_mime = "image/bmp";
   };
 
-  virtual bool LoadFile( wxImage *image, const wxString& name );
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream );
+#endif
 };
 
+//-----------------------------------------------------------------------------
+// wxGIFHandler
+//-----------------------------------------------------------------------------
+
+/* why an extra headers for GIF, RR */
+
+#include "wx/imaggif.h"
+
 //-----------------------------------------------------------------------------
 // wxImage
 //-----------------------------------------------------------------------------
@@ -114,7 +169,10 @@ public:
   wxImage();
   wxImage( int width, int height );
   wxImage( const wxString& name, long type = wxBITMAP_TYPE_PNG );
-  
+  wxImage( wxInputStream& stream, long type = wxBITMAP_TYPE_PNG );
+  wxImage( const wxString& name, const wxString& mimetype );
+  wxImage( wxInputStream& stream, const wxString& mimetype );
+
   wxImage( const wxImage& image );
   wxImage( const wxImage* image );
   
@@ -134,7 +192,20 @@ public:
   unsigned char GetBlue( int x, int y );
   
   virtual bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_PNG );
+  virtual bool LoadFile( const wxString& name, const wxString& mimetype );
+
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxInputStream& stream, long type = wxBITMAP_TYPE_PNG );
+  virtual bool LoadFile( wxInputStream& stream, const wxString& mimetype );
+#endif
+
   virtual bool SaveFile( const wxString& name, int type );
+  virtual bool SaveFile( const wxString& name, const wxString& mimetype );
+
+#if wxUSE_STREAMS
+  virtual bool SaveFile( wxOutputStream& stream, int type );
+  virtual bool SaveFile( wxOutputStream& stream, const wxString& mimetype );
+#endif
 
   bool Ok() const;
   int GetWidth() const;
@@ -150,9 +221,13 @@ public:
   void SetMask( bool mask = TRUE );
   bool HasMask() const;
 
-  inline wxImage& operator = (const wxImage& image) 
-    { if (*this == image) return (*this); Ref(image); return *this; }
-  inline bool operator == (const wxImage& image) 
+  inline wxImage& operator = (const wxImage& image)
+    { if ((*this) == image)
+          return (*this);
+      Ref(image);
+      return *this; }
+
+  inline bool operator == (const wxImage& image)
     { return m_refData == image.m_refData; }
   inline bool operator != (const wxImage& image) 
     { return m_refData != image.m_refData; }
@@ -164,7 +239,8 @@ public:
   static wxImageHandler *FindHandler( const wxString& name );
   static wxImageHandler *FindHandler( const wxString& extension, long imageType );
   static wxImageHandler *FindHandler( long imageType );
-  
+  static wxImageHandler *FindHandlerMime( const wxString& mimetype );
+
   static void CleanUpHandlers();
   static void InitStandardHandlers();
 
@@ -176,3 +252,4 @@ protected:
 
 #endif
   // _WX_IMAGE_H_
+