include/wx/os2/brush.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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     ~wxBrushRefData();
  28
  29 protected:
  30     int                             m_nStyle;
  31     wxBitmap                        m_vStipple ;
  32     wxColour                        m_vColour;
  33     WXHBRUSH                        m_hBrush; // in OS/2 GPI this will be the PS the pen is associated with
  34     AREABUNDLE                      m_vBundle;
  35 };
  36
  37 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  38
  39 // Brush
  40 class WXDLLEXPORT wxBrush: public wxGDIObject
  41 {
  42     DECLARE_DYNAMIC_CLASS(wxBrush)
  43
  44 public:
  45     wxBrush();
  46     wxBrush( const wxColour& rCol
  47             ,int             nStyle = wxSOLID
  48            );
  49     wxBrush(const wxBitmap& rStipple);
  50     inline wxBrush(const wxBrush& rBrush) { Ref(rBrush); }
  51     ~wxBrush();
  52
  53     inline wxBrush& operator = (const wxBrush& rBrush) { if (*this == rBrush) return (*this); Ref(rBrush); return *this; }
  54     inline bool operator == (const wxBrush& rBrush) const { return m_refData == rBrush.m_refData; }
  55     inline bool operator != (const wxBrush& rBrush) const { return m_refData != rBrush.m_refData; }
  56
  57     virtual void SetColour(const wxColour& rColour);
  58     virtual void SetColour( unsigned char cRed
  59                            ,unsigned char cGreen
  60                            ,unsigned char cBrush
  61                           );
  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     inline 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     bool IsHatch() const
  72         { return (GetStyle()>=wxBDIAGONAL_HATCH) && (GetStyle()<=wxVERTICAL_HATCH); }
  73
  74     inline virtual bool Ok(void) const { return (m_refData != NULL) ; }
  75
  76     //
  77     // Implementation
  78     //
  79
  80     //
  81     // Useful helper: create the brush resource
  82     //
  83     bool     RealizeResource(void);
  84     WXHANDLE GetResourceHandle(void) ;
  85     bool     FreeResource(bool bForce = false);
  86     bool     IsFree(void) const;
  87     void     Unshare(void);
  88 }; // end of CLASS wxBrush
  89
  90 #endif
  91     // _WX_BRUSH_H_