X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/01111366c9b4ea40eee7f4b13ddfe6f6b9f886db..10fcf31a2cefc6a8224a33038cb255c082669d5f:/include/wx/image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index dd8a5e9754..7db3f34479 100644
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -4,7 +4,7 @@
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Copyright:   (c) Robert Roebling
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_IMAGE_H_
@@ -18,13 +18,23 @@
 #include "wx/object.h"
 #include "wx/string.h"
 #include "wx/gdicmn.h"
+#include "wx/bitmap.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;
 
@@ -35,47 +45,83 @@ class WXDLLEXPORT wxImage;
 class WXDLLEXPORT wxImageHandler: public wxObject
 {
   DECLARE_DYNAMIC_CLASS(wxImageHandler)
-  
+
 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;
-  
+
 };
 
 //-----------------------------------------------------------------------------
 // wxPNGHandler
 //-----------------------------------------------------------------------------
 
+#if wxUSE_LIBPNG
 class WXDLLEXPORT wxPNGHandler: public wxImageHandler
 {
   DECLARE_DYNAMIC_CLASS(wxPNGHandler)
-  
+
 public:
 
-    inline wxPNGHandler()
-    {
-        m_name = "PNG file";
-        m_extension = "png";
-        m_type = wxBITMAP_TYPE_PNG;
-    };
+  inline wxPNGHandler()
+  {
+      m_name = "PNG file";
+      m_extension = "png";
+      m_type = wxBITMAP_TYPE_PNG;
+      m_mime = "image/png";
+  };
 
-    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
 };
+#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";
+  };
+
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream );
+#endif
+};
+#endif
 
 //-----------------------------------------------------------------------------
 // wxBMPHandler
@@ -84,18 +130,46 @@ public:
 class WXDLLEXPORT wxBMPHandler: public wxImageHandler
 {
   DECLARE_DYNAMIC_CLASS(wxBMPHandler)
-  
+
 public:
 
-    inline wxBMPHandler()
-    {
-        m_name = "BMP file";
-        m_extension = "bmp";
-        m_type = wxBITMAP_TYPE_BMP;
-    };
+  inline wxBMPHandler()
+  {
+      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
+//-----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxGIFHandler : public wxImageHandler
+{
+  DECLARE_DYNAMIC_CLASS(wxGIFHandler)
+
+public:
+
+  inline wxGIFHandler()
+  {
+      m_name = "GIF file";
+      m_extension = "gif";
+      m_type = wxBITMAP_TYPE_GIF;
+      m_mime = "image/gif";
+  };
+
+#if wxUSE_STREAMS
+  virtual bool LoadFile( wxImage *image, wxInputStream& stream );
+  virtual bool SaveFile( wxImage *image, wxOutputStream& stream );
+#endif
+};
+
 //-----------------------------------------------------------------------------
 // wxImage
 //-----------------------------------------------------------------------------
@@ -111,15 +185,48 @@ 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 );
 
+  // these functions get implemented in /src/(platform)/bitmap.cpp
+  wxImage( const wxBitmap &bitmap );
+  operator wxBitmap() const { return ConvertToBitmap(); }
+  wxBitmap ConvertToBitmap() const;
+
   void Create( int width, int height );
   void Destroy();
-  
+
+  // return the new image with size width*height
+  wxImage Scale( int width, int height ) const;
+
+  // rescales the image in place
+  void Rescale( int width, int height ) { *this = Scale(width, height); }
+
+  // these routines are slow but safe
+  void SetRGB( int x, int y, unsigned char r, unsigned char g, unsigned char b );
+  unsigned char GetRed( int x, int y );
+  unsigned char GetGreen( int x, int y );
+  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;
@@ -127,7 +234,7 @@ public:
 
   char unsigned *GetData() const;
   void SetData( char unsigned *data );
-  
+
   void SetMaskColour( unsigned char r, unsigned char g, unsigned char b );
   unsigned char GetMaskRed() const;
   unsigned char GetMaskGreen() const;
@@ -135,28 +242,36 @@ 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) 
+  wxImage& operator = (const wxImage& image)
+  {
+    if ( (*this) != image )
+      Ref(image);
+    return *this;
+  }
+
+  bool operator == (const wxImage& image)
     { return m_refData == image.m_refData; }
-  inline bool operator != (const wxImage& image) 
+  bool operator != (const wxImage& image)
     { return m_refData != image.m_refData; }
 
-  static inline wxList& GetHandlers() { return sm_handlers; }
+  static wxList& GetHandlers() { return sm_handlers; }
   static void AddHandler( wxImageHandler *handler );
   static void InsertHandler( wxImageHandler *handler );
   static bool RemoveHandler( const wxString& name );
   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();
 
 protected:
 
   static wxList sm_handlers;
-  
+
 };
 
 #endif
   // _WX_IMAGE_H_
+