Implemended column header mouse clicks.

[wxWidgets.git] / include / wx / gtk / bitmap.h

diff --git a/include/wx/gtk/bitmap.h b/include/wx/gtk/bitmap.h
index 51cc2fed09c8aa4141cead85bf6e597fb662a73f..21d6bcd28606a3b286f110a44628b9f28e164759 100644 (file)
--- a/include/wx/gtk/bitmap.h
+++ b/include/wx/gtk/bitmap.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        bitmap.h
+// Name:        wx/gtk/bitmap.h
 // Purpose:
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
@@ -7,50 +7,38 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+#ifndef _WX_GTK_BITMAP_H_
+#define _WX_GTK_BITMAP_H_
 
-#ifndef __GTKBITMAPH__
-#define __GTKBITMAPH__
-
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface
-#endif
-
-#include "wx/defs.h"
-#include "wx/object.h"
-#include "wx/string.h"
-#include "wx/palette.h"
-#include "wx/gdiobj.h"
-
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxMask;
-class wxBitmap;
-class wxImage;
+typedef struct _GdkPixbuf GdkPixbuf;
+class WXDLLEXPORT wxPixelDataBase;
 
 //-----------------------------------------------------------------------------
 // wxMask
 //-----------------------------------------------------------------------------
 
-class wxMask: public wxObject
+class WXDLLIMPEXP_CORE wxMask: public wxObject
 {
 public:
     wxMask();
     wxMask( const wxBitmap& bitmap, const wxColour& colour );
+#if wxUSE_PALETTE
     wxMask( const wxBitmap& bitmap, int paletteIndex );
+#endif // wxUSE_PALETTE
     wxMask( const wxBitmap& bitmap );
-    ~wxMask();
-  
+    virtual ~wxMask();
+
     bool Create( const wxBitmap& bitmap, const wxColour& colour );
+#if wxUSE_PALETTE
     bool Create( const wxBitmap& bitmap, int paletteIndex );
+#endif // wxUSE_PALETTE
     bool Create( const wxBitmap& bitmap );
 
     // implementation
     GdkBitmap   *m_bitmap;
-    
+
     GdkBitmap *GetBitmap() const;
-  
+
 private:
     DECLARE_DYNAMIC_CLASS(wxMask)
 };
@@ -59,7 +47,7 @@ private:
 // wxBitmap
 //-----------------------------------------------------------------------------
 
-class wxBitmap: public wxGDIObject
+class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
 {
 public:
     wxBitmap();
@@ -67,21 +55,19 @@ public:
     wxBitmap( const char bits[], int width, int height, int depth = 1 );
     wxBitmap( const char **bits ) { (void)CreateFromXpm(bits); }
     wxBitmap( char **bits ) { (void)CreateFromXpm((const char **)bits); }
-    wxBitmap( const wxBitmap& bmp );
-    wxBitmap( const wxString &filename, int type = wxBITMAP_TYPE_XPM );
+    wxBitmap( const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_XPM );
     wxBitmap( const wxImage& image, int depth = -1 ) { (void)CreateFromImage(image, depth); }
-    ~wxBitmap();
-    wxBitmap& operator = ( const wxBitmap& bmp );
+    virtual ~wxBitmap();
     bool operator == ( const wxBitmap& bmp ) const;
     bool operator != ( const wxBitmap& bmp ) const;
     bool Ok() const;
 
     bool Create(int width, int height, int depth = -1);
-    
+
     int GetHeight() const;
     int GetWidth() const;
     int GetDepth() const;
-    
+
     wxImage ConvertToImage() const;
 
     // copies the contents and mask of the given (colour) icon to the bitmap
@@ -89,17 +75,20 @@ public:
 
     wxMask *GetMask() const;
     void SetMask( wxMask *mask );
-    
+
     wxBitmap GetSubBitmap( const wxRect& rect ) const;
 
-    bool SaveFile( const wxString &name, int type, wxPalette *palette = (wxPalette *) NULL );
-    bool LoadFile( const wxString &name, int type = wxBITMAP_TYPE_XPM );
+    bool SaveFile(const wxString &name, wxBitmapType type,
+                          const wxPalette *palette = (wxPalette *)NULL) const;
+    bool LoadFile(const wxString &name, wxBitmapType type = wxBITMAP_TYPE_XPM );
 
+#if wxUSE_PALETTE
     wxPalette *GetPalette() const;
+    void SetPalette(const wxPalette& palette);
     wxPalette *GetColourMap() const { return GetPalette(); };
+#endif // wxUSE_PALETTE
 
-    static void InitStandardHandlers() { }
-    static void CleanUpHandlers() { }
+    static void InitStandardHandlers();
 
     // implementation
     // --------------
@@ -108,19 +97,65 @@ public:
     void SetWidth( int width );
     void SetDepth( int depth );
     void SetPixmap( GdkPixmap *pixmap );
-    void SetBitmap( GdkBitmap *bitmap );
+    void SetPixbuf(GdkPixbuf *pixbuf);
 
     GdkPixmap *GetPixmap() const;
-    GdkBitmap *GetBitmap() const;
-    
+    bool HasPixmap() const;
+    bool HasPixbuf() const;
+    GdkPixbuf *GetPixbuf() const;
+
     // Basically, this corresponds to Win32 StretchBlt()
     wxBitmap Rescale( int clipx, int clipy, int clipwidth, int clipheight, int width, int height );
+
+    // raw bitmap access support functions
+    void *GetRawData(wxPixelDataBase& data, int bpp);
+    void UngetRawData(wxPixelDataBase& data);
+
+    bool HasAlpha() const;
+    void UseAlpha();
+
 protected:
     bool CreateFromXpm(const char **bits);
     bool CreateFromImage(const wxImage& image, int depth);
 
+private:
+    // to be called from CreateFromImage only!
+    bool CreateFromImageAsPixmap(const wxImage& image, int depth);
+    bool CreateFromImageAsPixbuf(const wxImage& image);
+
+    enum Representation
+    {
+        Pixmap,
+        Pixbuf
+    };
+    // removes other representations from memory, keeping only 'keep'
+    // (wxBitmap may keep same bitmap e.g. as both pixmap and pixbuf):
+    void PurgeOtherRepresentations(Representation keep);
+
+    friend class wxMemoryDC;
+    friend class wxBitmapHandler;
+
 private:
     DECLARE_DYNAMIC_CLASS(wxBitmap)
 };
 
-#endif // __GTKBITMAPH__
+//-----------------------------------------------------------------------------
+// wxBitmapHandler
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxBitmapHandler: public wxBitmapHandlerBase
+{
+public:
+    wxBitmapHandler() { }
+    virtual ~wxBitmapHandler();
+
+    virtual bool Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth = 1);
+    virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
+        int desiredWidth, int desiredHeight);
+    virtual bool SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxBitmapHandler)
+};
+
+#endif // _WX_GTK_BITMAP_H_