include/wx/os2/brush.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/os2/brush.h
   3 // Purpose:     wxBrush class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_BRUSH_H_
  13 #define _WX_BRUSH_H_
  14
  15 #include "wx/gdicmn.h"
  16 #include "wx/gdiobj.h"
  17 #include "wx/bitmap.h"
  18
  19 class WXDLLEXPORT wxBrush;
  20
  21 class WXDLLEXPORT wxBrushRefData: public wxGDIRefData
  22 {
  23     friend class WXDLLEXPORT wxBrush;
  24 public:
  25     wxBrushRefData();
  26     wxBrushRefData(const wxBrushRefData& rData);
  27     virtual ~wxBrushRefData();
  28
  29     bool operator == (const wxBrushRefData& data) const
  30     {
  31         return (m_nStyle == data.m_nStyle &&
  32                 m_vStipple.IsSameAs(data.m_vStipple) &&
  33                 m_vColour == data.m_vColour);
  34     }
  35
  36 protected:
  37     int         m_nStyle;
  38     wxBitmap    m_vStipple ;
  39     wxColour    m_vColour;
  40     WXHBRUSH    m_hBrush; // in OS/2 GPI this will be the PS the pen is associated with
  41     AREABUNDLE  m_vBundle;
  42 };
  43
  44 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  45
  46 // Brush
  47 class WXDLLEXPORT wxBrush: public wxBrushBase
  48 {
  49     DECLARE_DYNAMIC_CLASS(wxBrush)
  50
  51 public:
  52     wxBrush();
  53     wxBrush(const wxColour& rCol, int nStyle = wxSOLID);
  54     wxBrush(const wxBitmap& rStipple);
  55     virtual ~wxBrush();
  56
  57     inline bool operator == (const wxBrush& rBrush) const;
  58     inline bool operator != (const wxBrush& rBrush) const { return !(*this == rBrush); }
  59
  60     virtual void SetColour(const wxColour& rColour);
  61     virtual void SetColour(unsigned char cRed, unsigned char cGreen, unsigned char cBrush);
  62     virtual void SetPS(HPS hPS);
  63     virtual void SetStyle(int nStyle)  ;
  64     virtual void SetStipple(const wxBitmap& rStipple);
  65
  66     inline wxColour& GetColour(void) const { return (M_BRUSHDATA ? M_BRUSHDATA->m_vColour : wxNullColour); };
  67     virtual int      GetStyle(void) const { return (M_BRUSHDATA ? M_BRUSHDATA->m_nStyle : 0); };
  68     inline wxBitmap* GetStipple(void) const { return (M_BRUSHDATA ? & M_BRUSHDATA->m_vStipple : 0); };
  69     inline int       GetPS(void) const { return (M_BRUSHDATA ? M_BRUSHDATA->m_hBrush : 0); };
  70
  71     inline virtual bool Ok() const { return IsOk(); }
  72     inline virtual bool IsOk(void) const { return (m_refData != NULL) ; }
  73
  74     //
  75     // Implementation
  76     //
  77
  78     //
  79     // Useful helper: create the brush resource
  80     //
  81     bool     RealizeResource(void);
  82     virtual WXHANDLE GetResourceHandle(void) const;
  83     bool     FreeResource(bool bForce = false);
  84     bool     IsFree(void) const;
  85     void     Unshare(void);
  86 }; // end of CLASS wxBrush
  87
  88 #endif
  89     // _WX_BRUSH_H_