wxWidgets/include/wx/gtk1/bitmap.h

152 lines
4.7 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/gtk1/bitmap.h
// Purpose:
// Author: Robert Roebling
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef __GTKBITMAPH__
#define __GTKBITMAPH__
#include "wx/defs.h"
#include "wx/object.h"
#include "wx/string.h"
#include "wx/palette.h"
#include "wx/gdiobj.h"
class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
//-----------------------------------------------------------------------------
// classes
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_FWD_CORE wxMask;
class WXDLLIMPEXP_FWD_CORE wxBitmap;
class WXDLLIMPEXP_FWD_CORE wxImage;
class WXDLLIMPEXP_FWD_CORE wxCursor;
//-----------------------------------------------------------------------------
// wxMask
//-----------------------------------------------------------------------------
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 );
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;
int m_width;
int m_height;
wxBitmap GetBitmap() const;
private:
wxDECLARE_DYNAMIC_CLASS(wxMask);
};
//-----------------------------------------------------------------------------
// wxBitmap
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
{
public:
wxBitmap() {}
wxBitmap( int width, int height, int depth = -1 ) { Create( width, height, depth ); }
wxBitmap( const wxSize& sz, int depth = -1 ) { Create( sz, depth ); }
wxBitmap( const char bits[], int width, int height, int depth = 1 );
wxBitmap( const char* const* bits );
wxBitmap( const wxString &filename, wxBitmapType type = wxBITMAP_DEFAULT_TYPE );
wxBitmap( const wxImage& image, int depth = -1, double WXUNUSED(scale) = 1.0 ) { (void)CreateFromImage(image, depth); }
explicit wxBitmap(const wxCursor& cursor);
virtual ~wxBitmap();
bool Create(int width, int height, int depth = wxBITMAP_SCREEN_DEPTH);
bool Create(const wxSize& sz, int depth = wxBITMAP_SCREEN_DEPTH)
{ return Create(sz.GetWidth(), sz.GetHeight(), depth); }
bool Create(int width, int height, const wxDC& WXUNUSED(dc))
{ return Create(width,height); }
virtual int GetHeight() const;
virtual int GetWidth() const;
virtual int GetDepth() const;
wxImage ConvertToImage() const;
// 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 );
wxBitmap GetSubBitmap( const wxRect& rect ) const;
bool SaveFile(const wxString &name, wxBitmapType type,
const wxPalette *palette = NULL) const;
bool LoadFile(const wxString &name, wxBitmapType type = wxBITMAP_DEFAULT_TYPE);
#if wxUSE_PALETTE
wxPalette *GetPalette() const;
void SetPalette(const wxPalette& palette);
wxPalette *GetColourMap() const { return GetPalette(); }
#endif // wxUSE_PALETTE
static void InitStandardHandlers();
// implementation
// --------------
void SetHeight( int height );
void SetWidth( int width );
void SetDepth( int depth );
void SetPixmap( GdkPixmap *pixmap );
void SetBitmap( GdkBitmap *bitmap );
GdkPixmap *GetPixmap() const;
GdkBitmap *GetBitmap() const;
bool HasPixmap() 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;
protected:
bool CreateFromImage(const wxImage& image, int depth);
virtual wxGDIRefData *CreateGDIRefData() const;
virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
private:
// to be called from CreateFromImage only!
bool CreateFromImageAsBitmap(const wxImage& image);
bool CreateFromImageAsPixmap(const wxImage& image);
friend class wxBitmapHandler;
private:
wxDECLARE_DYNAMIC_CLASS(wxBitmap);
};
#endif // __GTKBITMAPH__