debe6624c1
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@179 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
203 lines
7.0 KiB
C++
203 lines
7.0 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: bitmap.h
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// Purpose: wxBitmap class
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __BITMAPH__
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#define __BITMAPH__
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#ifdef __GNUG__
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#pragma interface "bitmap.h"
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#endif
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#include "wx/gdiobj.h"
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#include "wx/gdicmn.h"
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#include "wx/palette.h"
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// Bitmap
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class WXDLLEXPORT wxDC;
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class WXDLLEXPORT wxControl;
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class WXDLLEXPORT wxBitmap;
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class WXDLLEXPORT wxBitmapHandler;
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class WXDLLEXPORT wxIcon;
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class WXDLLEXPORT wxCursor;
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// A mask is a mono bitmap used for drawing bitmaps
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// transparently.
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class WXDLLEXPORT wxMask: public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxMask)
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public:
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wxMask(void);
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// Construct a mask from a bitmap and a colour indicating
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// the transparent area
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wxMask(const wxBitmap& bitmap, const wxColour& colour);
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// Construct a mask from a bitmap and a palette index indicating
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// the transparent area
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wxMask(const wxBitmap& bitmap, int paletteIndex);
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// Construct a mask from a mono bitmap (copies the bitmap).
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wxMask(const wxBitmap& bitmap);
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~wxMask(void);
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bool Create(const wxBitmap& bitmap, const wxColour& colour);
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bool Create(const wxBitmap& bitmap, int paletteIndex);
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bool Create(const wxBitmap& bitmap);
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// Implementation
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inline WXHBITMAP GetMaskBitmap(void) const { return m_maskBitmap; }
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inline void SetMaskBitmap(WXHBITMAP bmp) { m_maskBitmap = bmp; }
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protected:
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WXHBITMAP m_maskBitmap;
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};
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class WXDLLEXPORT wxBitmapRefData: public wxGDIRefData
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{
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friend class WXDLLEXPORT wxBitmap;
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friend class WXDLLEXPORT wxIcon;
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friend class WXDLLEXPORT wxCursor;
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public:
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wxBitmapRefData(void);
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~wxBitmapRefData(void);
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public:
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int m_width;
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int m_height;
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int m_depth;
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bool m_ok;
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int m_numColors;
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wxPalette m_bitmapPalette;
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int m_quality;
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#ifdef __WINDOWS__
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WXHBITMAP m_hBitmap;
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wxDC * m_selectedInto; // So bitmap knows whether it's been selected into
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// a device context (for error checking)
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wxMask * m_bitmapMask; // Option mask
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#endif
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};
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#define M_BITMAPDATA ((wxBitmapRefData *)m_refData)
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class WXDLLEXPORT wxBitmapHandler: public wxObject
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{
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DECLARE_DYNAMIC_CLASS(wxBitmapHandler)
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public:
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wxBitmapHandler(void) { m_name = ""; m_extension = ""; m_type = 0; };
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virtual bool Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth = 1);
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virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
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int desiredWidth, int desiredHeight);
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virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
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inline void SetName(const wxString& name) { m_name = name; }
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inline void SetExtension(const wxString& ext) { m_extension = ext; }
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inline void SetType(long type) { m_type = type; }
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inline wxString GetName(void) const { return m_name; }
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inline wxString GetExtension(void) const { return m_extension; }
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inline long GetType(void) const { return m_type; }
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protected:
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wxString m_name;
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wxString m_extension;
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long m_type;
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};
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#define M_BITMAPHANDLERDATA ((wxBitmapRefData *)bitmap->GetRefData())
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class WXDLLEXPORT wxBitmap: public wxGDIObject
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{
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DECLARE_DYNAMIC_CLASS(wxBitmap)
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friend class WXDLLEXPORT wxBitmapHandler;
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public:
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wxBitmap(void); // Platform-specific
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// Copy constructors
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inline wxBitmap(const wxBitmap& bitmap)
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{ Ref(bitmap); if ( wxTheBitmapList ) wxTheBitmapList->AddBitmap(this); }
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inline wxBitmap(const wxBitmap* bitmap) { if (bitmap) Ref(*bitmap); if ( wxTheBitmapList ) wxTheBitmapList->AddBitmap(this); }
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// Initialize with raw data
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wxBitmap(const char bits[], int width, int height, int depth = 1);
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#if USE_XPM_IN_MSW
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class wxItem;
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// Initialize with XPM data
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wxBitmap(const char **data, wxItem *anItem = NULL);
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#endif
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// Load a file or resource
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wxBitmap(const wxString& name, long type = wxBITMAP_TYPE_BMP_RESOURCE);
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// New constructor for generalised creation from data
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wxBitmap(void *data, long type, int width, int height, int depth = 1);
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// If depth is omitted, will create a bitmap compatible with the display
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wxBitmap(int width, int height, int depth = -1);
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~wxBitmap(void);
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virtual bool Create(int width, int height, int depth = -1);
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virtual bool Create(void *data, long type, int width, int height, int depth = 1);
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virtual bool LoadFile(const wxString& name, long type = wxBITMAP_TYPE_BMP_RESOURCE);
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virtual bool SaveFile(const wxString& name, int type, const wxPalette *cmap = NULL);
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inline bool Ok(void) const { return (M_BITMAPDATA && M_BITMAPDATA->m_ok); }
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inline int GetWidth(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_width : 0); }
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inline int GetHeight(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_height : 0); }
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inline int GetDepth(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_depth : 0); }
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inline int GetQuality(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_quality : 0); }
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void SetWidth(int w);
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void SetHeight(int h);
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void SetDepth(int d);
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void SetQuality(int q);
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void SetOk(bool isOk);
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#if WXWIN_COMPATIBILITY
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inline wxPalette *GetColourMap(void) const { return GetPalette(); }
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void SetColourMap(wxPalette *cmap) { SetPalette(*cmap); };
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#endif
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inline wxPalette* GetPalette(void) const { return (M_BITMAPDATA ? (& M_BITMAPDATA->m_bitmapPalette) : NULL); }
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void SetPalette(const wxPalette& palette);
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inline wxMask *GetMask(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_bitmapMask : NULL); }
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void SetMask(wxMask *mask) ;
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inline wxBitmap& operator = (const wxBitmap& bitmap) { if (*this == bitmap) return (*this); Ref(bitmap); return *this; }
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inline bool operator == (const wxBitmap& bitmap) { return m_refData == bitmap.m_refData; }
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inline bool operator != (const wxBitmap& bitmap) { return m_refData != bitmap.m_refData; }
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// Format handling
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static inline wxList& GetHandlers(void) { return sm_handlers; }
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static void AddHandler(wxBitmapHandler *handler);
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static void InsertHandler(wxBitmapHandler *handler);
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static bool RemoveHandler(const wxString& name);
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static wxBitmapHandler *FindHandler(const wxString& name);
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static wxBitmapHandler *FindHandler(const wxString& extension, long bitmapType);
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static wxBitmapHandler *FindHandler(long bitmapType);
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static void InitStandardHandlers(void);
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static void CleanUpHandlers(void);
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protected:
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static wxList sm_handlers;
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// Implementation
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public:
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void SetHBITMAP(WXHBITMAP bmp);
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inline WXHBITMAP GetHBITMAP(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_hBitmap : 0); }
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inline void SetSelectedInto(wxDC *dc) { if (M_BITMAPDATA) M_BITMAPDATA->m_selectedInto = dc; }
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inline wxDC *GetSelectedInto(void) const { return (M_BITMAPDATA ? M_BITMAPDATA->m_selectedInto : NULL); }
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bool FreeResource(bool force = FALSE);
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};
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#endif
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// __BITMAPH__
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