/////////////////////////////////////////////////////////////////////////////
-// Name: bitmap.h
+// Name: wx/gtk/bitmap.h
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Copyright: (c) 1998 Robert Roebling
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+#ifndef _WX_GTK_BITMAP_H_
+#define _WX_GTK_BITMAP_H_
-#ifndef __GTKBITMAPH__
-#define __GTKBITMAPH__
-
-#ifdef __GNUG__
-#pragma interface
-#endif
-
-#include "wx/defs.h"
-#include "wx/object.h"
-#include "wx/string.h"
-#include "wx/palette.h"
-
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxDC;
-class wxPaintDC;
-class wxMemoryDC;
-class wxToolBar;
-class wxBitmapButton;
-class wxStaticBitmap;
-class wxFrame;
-class wxDialog;
-class wxTreeCtrl;
-
-class wxMask;
-class wxBitmap;
+typedef struct _GdkPixbuf GdkPixbuf;
+class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
//-----------------------------------------------------------------------------
// wxMask
//-----------------------------------------------------------------------------
-class wxMask: public wxObject
+class WXDLLIMPEXP_CORE wxMask: public wxObject
{
- DECLARE_DYNAMIC_CLASS(wxMask)
-
- public:
-
+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();
- private:
+ 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 );
- friend wxBitmap;
- friend wxDC;
- friend wxPaintDC;
- friend wxToolBar;
- friend wxBitmapButton;
- friend wxStaticBitmap;
- friend wxFrame;
- friend wxDialog;
- friend wxTreeCtrl;
+ // implementation
+ GdkBitmap *m_bitmap;
GdkBitmap *GetBitmap() const;
- protected:
-
- GdkBitmap *m_bitmap;
-
+private:
+ DECLARE_DYNAMIC_CLASS(wxMask)
};
//-----------------------------------------------------------------------------
// wxBitmap
//-----------------------------------------------------------------------------
-// CMB 20/5/98: added xbm constructor and GetBitmap() method
-class wxBitmap: public wxObject
+class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
{
- DECLARE_DYNAMIC_CLASS(wxBitmap)
-
- public:
-
- wxBitmap();
+public:
+ wxBitmap() { }
wxBitmap( int width, int height, int depth = -1 );
wxBitmap( const char bits[], int width, int height, int depth = 1 );
- wxBitmap( char **bits );
- wxBitmap( const wxBitmap& bmp );
- wxBitmap( const wxBitmap* bmp );
- wxBitmap( const wxString &filename, int type = wxBITMAP_TYPE_XPM);
- ~wxBitmap();
- wxBitmap& operator = ( const wxBitmap& bmp );
- bool operator == ( const wxBitmap& bmp );
- bool operator != ( const wxBitmap& bmp );
- bool Ok() const;
+ wxBitmap( const char* const* bits );
+#ifdef wxNEEDS_CHARPP
+ // needed for old GCC
+ wxBitmap(char** data)
+ {
+ *this = wxBitmap(wx_const_cast(const char* const*, data));
+ }
+#endif
+ wxBitmap( const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_XPM );
+#if wxUSE_IMAGE
+ wxBitmap( const wxImage& image, int depth = -1 ) { (void)CreateFromImage(image, depth); }
+#endif // wxUSE_IMAGE
+ virtual ~wxBitmap();
+ bool Ok() const { return IsOk(); }
+ bool IsOk() const;
+
+ bool Create(int width, int height, int depth = -1);
int GetHeight() const;
int GetWidth() const;
int GetDepth() const;
- void SetHeight( int height );
- void SetWidth( int width );
- void SetDepth( int depth );
+
+#if wxUSE_IMAGE
+ wxImage ConvertToImage() const;
+#endif // wxUSE_IMAGE
+
+ // copies the contents and mask of the given (colour) icon to the bitmap
+ virtual bool CopyFromIcon(const wxIcon& icon);
wxMask *GetMask() const;
void SetMask( wxMask *mask );
- void Resize( int height, int width );
+ wxBitmap GetSubBitmap( const wxRect& rect ) const;
- bool SaveFile( const wxString &name, int type, wxPalette *palette = 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;
- wxPalette *GetColourMap() const
- { return GetPalette(); };
+ void SetPalette(const wxPalette& palette);
+ wxPalette *GetColourMap() const { return GetPalette(); };
+#endif // wxUSE_PALETTE
- private:
+ static void InitStandardHandlers();
- friend wxDC;
- friend wxPaintDC;
- friend wxMemoryDC;
- friend wxToolBar;
- friend wxBitmapButton;
- friend wxStaticBitmap;
- friend wxFrame;
- friend wxDialog;
- friend wxTreeCtrl;
+ // implementation
+ // --------------
+
+ void SetHeight( int height );
+ void SetWidth( int width );
+ void SetDepth( int depth );
+ void SetPixmap( GdkPixmap *pixmap );
+ void SetPixbuf(GdkPixbuf* pixbuf, int depth = 0);
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) const;
+
+ // raw bitmap access support functions
+ void *GetRawData(wxPixelDataBase& data, int bpp);
+ void UngetRawData(wxPixelDataBase& data);
+
+ bool HasAlpha() const;
+
+protected:
+#if wxUSE_IMAGE
+ bool CreateFromImage(const wxImage& image, int depth);
+#endif // wxUSE_IMAGE
+
+ virtual wxObjectRefData* CreateRefData() const;
+ virtual wxObjectRefData* CloneRefData(const wxObjectRefData* data) const;
+
+private:
+#if wxUSE_IMAGE
+ // to be called from CreateFromImage only!
+ bool CreateFromImageAsPixmap(const wxImage& image, int depth);
+ bool CreateFromImageAsPixbuf(const wxImage& image);
+#endif // wxUSE_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)
+};
- void DestroyImage();
- void RecreateImage();
- void Render();
+//-----------------------------------------------------------------------------
+// wxBitmapHandler
+//-----------------------------------------------------------------------------
- // no data :-)
+class WXDLLIMPEXP_CORE wxBitmapHandler: public wxBitmapHandlerBase
+{
+ DECLARE_ABSTRACT_CLASS(wxBitmapHandler)
};
-#endif // __GTKBITMAPH__
+#endif // _WX_GTK_BITMAP_H_
projects / wxWidgets.git / blobdiff