+++ /dev/null
-/////////////////////////////////////////////////////////////////////////////
-// Name: bitmap.h
-// Purpose: wxBitmap class
-// Author: Stefan Csomor
-// Modified by:
-// Created: 1998-01-01
-// RCS-ID: $Id$
-// Copyright: (c) Stefan Csomor
-// Licence: wxWindows licence
-/////////////////////////////////////////////////////////////////////////////
-
-#ifndef _WX_BITMAP_H_
-#define _WX_BITMAP_H_
-
-#include "wx/palette.h"
-
-// Bitmap
-class WXDLLIMPEXP_FWD_CORE wxBitmap;
-class wxBitmapRefData ;
-class WXDLLIMPEXP_FWD_CORE wxBitmapHandler;
-class WXDLLIMPEXP_FWD_CORE wxControl;
-class WXDLLIMPEXP_FWD_CORE wxCursor;
-class WXDLLIMPEXP_FWD_CORE wxDC;
-class WXDLLIMPEXP_FWD_CORE wxIcon;
-class WXDLLIMPEXP_FWD_CORE wxImage;
-class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
-
-// A mask is a bitmap used for drawing bitmaps
-// Internally it is stored as a 8 bit deep memory chunk, 0 = black means the source will be drawn
-// 255 = white means the source will not be drawn, no other values will be present
-// 8 bit is chosen only for performance reasons, note also that this is the inverse value range
-// from alpha, where 0 = invisible , 255 = fully drawn
-
-class WXDLLIMPEXP_CORE wxMask: public wxObject
-{
- DECLARE_DYNAMIC_CLASS(wxMask)
-
-public:
- wxMask();
-
- // Copy constructor
- wxMask(const wxMask& mask);
-
- // Construct a mask from a bitmap and a colour indicating
- // the transparent area
- wxMask(const wxBitmap& bitmap, const wxColour& colour);
-
- // Construct a mask from a mono bitmap (black meaning show pixels, white meaning transparent)
- wxMask(const wxBitmap& bitmap);
-
- // implementation helper only : construct a mask from a 32 bit memory buffer
- wxMask(const wxMemoryBuffer& buf, int width , int height , int bytesPerRow ) ;
-
- virtual ~wxMask();
-
- bool Create(const wxBitmap& bitmap, const wxColour& colour);
- bool Create(const wxBitmap& bitmap);
- bool Create(const wxMemoryBuffer& buf, int width , int height , int bytesPerRow ) ;
-
- // Implementation below
-
- void Init() ;
-
- // a 8 bit depth mask
- void* GetRawAccess() const;
- int GetBytesPerRow() const { return m_bytesPerRow ; }
- // renders/updates native representation when necessary
- void RealizeNative() ;
-
- WXHBITMAP GetHBITMAP() const ;
-
-
-private:
- wxMemoryBuffer m_memBuf ;
- int m_bytesPerRow ;
- int m_width ;
- int m_height ;
-
- WXHBITMAP m_maskBitmap ;
-
-};
-
-class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
-{
- DECLARE_DYNAMIC_CLASS(wxBitmap)
-
- friend class WXDLLIMPEXP_FWD_CORE wxBitmapHandler;
-
-public:
- wxBitmap(); // Platform-specific
-
- // Initialize with raw data.
- wxBitmap(const char bits[], int width, int height, int depth = 1);
-
- // Initialize with XPM data
- wxBitmap(const char* const* bits);
-
- // Load a file or resource
- wxBitmap(const wxString& name, wxBitmapType type = wxBITMAP_TYPE_PICT_RESOURCE);
-
- // Constructor for generalised creation from data
- wxBitmap(const void* data, wxBitmapType type, int width, int height, int depth = 1);
-
- // If depth is omitted, will create a bitmap compatible with the display
- wxBitmap(int width, int height, int depth = -1);
-
- // Convert from wxImage:
- wxBitmap(const wxImage& image, int depth = -1);
-
- // Convert from wxIcon
- wxBitmap(const wxIcon& icon) { CopyFromIcon(icon); }
-
- virtual ~wxBitmap();
-
- wxImage ConvertToImage() const;
-
- // get the given part of bitmap
- wxBitmap GetSubBitmap( const wxRect& rect ) const;
-
- virtual bool Create(int width, int height, int depth = -1);
- virtual bool Create(const void* data, wxBitmapType type, int width, int height, int depth = 1);
- // virtual bool Create( WXHICON icon) ;
- virtual bool LoadFile(const wxString& name, wxBitmapType type = wxBITMAP_TYPE_BMP_RESOURCE);
- virtual bool SaveFile(const wxString& name, wxBitmapType type, const wxPalette *cmap = NULL) const;
-
- wxBitmapRefData *GetBitmapData() const
- { return (wxBitmapRefData *)m_refData; }
-
- // copies the contents and mask of the given (colour) icon to the bitmap
- virtual bool CopyFromIcon(const wxIcon& icon);
-
- int GetWidth() const;
- int GetHeight() const;
- int GetDepth() const;
- void SetWidth(int w);
- void SetHeight(int h);
- void SetDepth(int d);
- void SetOk(bool isOk);
-
-#if wxUSE_PALETTE
- wxPalette* GetPalette() const;
- void SetPalette(const wxPalette& palette);
-#endif // wxUSE_PALETTE
-
- wxMask *GetMask() const;
- void SetMask(wxMask *mask) ;
-
- static void InitStandardHandlers();
-
- // raw bitmap access support functions, for internal use only
- void *GetRawData(wxPixelDataBase& data, int bpp);
- void UngetRawData(wxPixelDataBase& data);
-
- // these functions are internal and shouldn't be used, they risk to
- // disappear in the future
- bool HasAlpha() const;
- void UseAlpha();
-
- // returns the 'native' implementation, a GWorldPtr for the content and one for the mask
- WXHBITMAP GetHBITMAP( WXHBITMAP * mask = NULL ) const;
-
- // returns a CGImageRef which must released after usage with CGImageRelease
- CGImageRef CreateCGImage() const ;
-
- // returns a IconRef which must be retained before and released after usage
- IconRef GetIconRef() const;
- // returns a IconRef which must be released after usage
- IconRef CreateIconRef() const;
- // get read only access to the underlying buffer
- void *GetRawAccess() const ;
- // brackets to the underlying OS structure for read/write access
- // makes sure that no cached images will be constructed until terminated
- void *BeginRawAccess() ;
- void EndRawAccess() ;
-
-protected:
- virtual wxGDIRefData *CreateGDIRefData() const;
- virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
-};
-
-#endif // _WX_BITMAP_H_
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