wxWidgets/include/wx/mac/bitmap.h
2001-10-28 19:26:05 +00:00

225 lines
6.9 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: bitmap.h
// Purpose: wxBitmap class
// Author: AUTHOR
// Modified by:
// Created: ??/??/98
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_BITMAP_H_
#define _WX_BITMAP_H_
#ifdef __GNUG__
#pragma interface "bitmap.h"
#endif
#include "wx/palette.h"
// Bitmap
class WXDLLEXPORT wxDC;
class WXDLLEXPORT wxControl;
class WXDLLEXPORT wxBitmap;
class WXDLLEXPORT wxBitmapHandler;
class WXDLLEXPORT wxIcon;
class WXDLLEXPORT wxCursor;
class WXDLLEXPORT wxImage;
GWorldPtr wxMacCreateGWorld( int width , int height , int depth ) ;
void wxMacDestroyGWorld( GWorldPtr gw ) ;
PicHandle wxMacCreatePict( GWorldPtr gw , GWorldPtr mask = NULL ) ;
CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize ) ;
void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green , int blue ) ;
CTabHandle wxMacCreateColorTable( int numColors ) ;
// A mask is a mono bitmap used for drawing bitmaps
// transparently.
class WXDLLEXPORT wxMask: public wxObject
{
DECLARE_DYNAMIC_CLASS(wxMask)
public:
wxMask();
// 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 bitmap and a palette index indicating
// the transparent area
wxMask(const wxBitmap& bitmap, int paletteIndex);
// Construct a mask from a mono bitmap (copies the bitmap).
wxMask(const wxBitmap& bitmap);
~wxMask();
bool Create(const wxBitmap& bitmap, const wxColour& colour);
bool Create(const wxBitmap& bitmap, int paletteIndex);
bool Create(const wxBitmap& bitmap);
// Implementation
bool PointMasked(int x, int y);
inline WXHBITMAP GetMaskBitmap() const { return m_maskBitmap; }
inline void SetMaskBitmap(WXHBITMAP bmp) { m_maskBitmap = bmp; }
protected:
WXHBITMAP m_maskBitmap;
};
enum { kMacBitmapTypeUnknownType , kMacBitmapTypeGrafWorld, kMacBitmapTypePict , kMacBitmapTypeIcon } ;
class WXDLLEXPORT wxBitmapRefData: public wxGDIRefData
{
friend class WXDLLEXPORT wxBitmap;
friend class WXDLLEXPORT wxIcon;
friend class WXDLLEXPORT wxCursor;
public:
wxBitmapRefData();
~wxBitmapRefData();
public:
int m_width;
int m_height;
int m_depth;
bool m_ok;
int m_numColors;
wxPalette m_bitmapPalette;
int m_quality;
int m_bitmapType ;
PicHandle m_hPict ;
WXHBITMAP m_hBitmap;
WXHICON m_hIcon ;
wxMask * m_bitmapMask; // Optional mask
};
#define M_BITMAPDATA ((wxBitmapRefData *)m_refData)
class WXDLLEXPORT wxBitmapHandler: public wxBitmapHandlerBase
{
DECLARE_DYNAMIC_CLASS(wxBitmapHandler)
public:
wxBitmapHandler() { m_name = ""; m_extension = ""; m_type = 0; };
#ifdef __DARWIN__
virtual ~wxBitmapHandler() { }
#endif
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);
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 wxString GetName() const { return m_name; }
inline wxString GetExtension() const { return m_extension; }
inline long GetType() const { return m_type; }
protected:
wxString m_name;
wxString m_extension;
long m_type;
};
#define M_BITMAPHANDLERDATA ((wxBitmapRefData *)bitmap->GetRefData())
class WXDLLEXPORT wxBitmap: public wxBitmapBase
{
DECLARE_DYNAMIC_CLASS(wxBitmap)
friend class WXDLLEXPORT wxBitmapHandler;
public:
wxBitmap(); // Platform-specific
// Copy constructors
inline wxBitmap(const wxBitmap& bitmap)
{ Ref(bitmap); if ( wxTheBitmapList ) wxTheBitmapList->AddBitmap(this); }
// Initialize with raw data.
wxBitmap(const char bits[], int width, int height, int depth = 1);
// Initialize with XPM data
bool CreateFromXpm(const char **bits);
wxBitmap(const char **bits);
wxBitmap(char **bits);
// Load a file or resource
wxBitmap(const wxString& name, wxBitmapType type = wxBITMAP_TYPE_PICT_RESOURCE);
// Constructor for generalised creation from data
wxBitmap(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);
~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(void *data, wxBitmapType type, int width, int height, int depth = 1);
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;
// copies the contents and mask of the given (colour) icon to the bitmap
virtual bool CopyFromIcon(const wxIcon& icon);
bool Ok() const;
int GetWidth() const;
int GetHeight() const;
int GetDepth() const;
int GetQuality() const;
void SetWidth(int w);
void SetHeight(int h);
void SetDepth(int d);
void SetQuality(int q);
void SetOk(bool isOk);
wxPalette* GetPalette() const;
void SetPalette(const wxPalette& palette);
wxMask *GetMask() const;
void SetMask(wxMask *mask) ;
int GetBitmapType() const;
inline wxBitmap& operator = (const wxBitmap& bitmap) { if (*this == bitmap) return (*this); Ref(bitmap); return *this; }
inline bool operator == (const wxBitmap& bitmap) { return m_refData == bitmap.m_refData; }
inline bool operator != (const wxBitmap& bitmap) { return m_refData != bitmap.m_refData; }
// Format handling
static inline wxList& GetHandlers() { return sm_handlers; }
static void AddHandler(wxBitmapHandler *handler);
static void InsertHandler(wxBitmapHandler *handler);
static bool RemoveHandler(const wxString& name);
static wxBitmapHandler *FindHandler(const wxString& name);
static wxBitmapHandler *FindHandler(const wxString& extension, wxBitmapType type);
static wxBitmapHandler *FindHandler(wxBitmapType type);
static void InitStandardHandlers();
static void CleanUpHandlers();
protected:
// TODO: Implementation
public:
void SetHBITMAP(WXHBITMAP bmp);
WXHBITMAP GetHBITMAP() const;
void SetHICON(WXHICON ico);
inline WXHICON GetHICON() const { return (M_BITMAPDATA ? M_BITMAPDATA->m_hIcon : 0); }
PicHandle GetPict() const;
bool FreeResource(bool force = FALSE);
};
#endif
// _WX_BITMAP_H_