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 WXDLLIMPEXP_FWD_CORE wxBrush;
  20
  21 class WXDLLEXPORT wxBrushRefData: public wxGDIRefData
  22 {
  23     friend class WXDLLIMPEXP_FWD_CORE 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     wxBrushStyle 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 public:
  50     wxBrush();
  51     wxBrush(const wxColour& rCol, wxBrushStyle nStyle = wxBRUSHSTYLE_SOLID);
  52     wxBrush(const wxBitmap& rStipple);
  53     virtual ~wxBrush();
  54
  55     bool operator == (const wxBrush& rBrush) const;
  56     inline bool operator != (const wxBrush& rBrush) const { return !(*this == rBrush); }
  57
  58     virtual void SetColour(const wxColour& rColour);
  59     virtual void SetColour(unsigned char cRed, unsigned char cGreen, unsigned char cBrush);
  60     virtual void SetPS(HPS hPS);
  61     virtual void SetStyle(wxBrushStyle nStyle);
  62     virtual void SetStipple(const wxBitmap& rStipple);
  63
  64     inline wxColour& GetColour(void) const { return (M_BRUSHDATA ? M_BRUSHDATA->m_vColour : wxNullColour); };
  65     virtual wxBrushStyle GetStyle(void) const { return (M_BRUSHDATA ? M_BRUSHDATA->m_nStyle : 0); };
  66     inline wxBitmap* GetStipple(void) const { return (M_BRUSHDATA ? & M_BRUSHDATA->m_vStipple : 0); };
  67     inline int       GetPS(void) const { return (M_BRUSHDATA ? M_BRUSHDATA->m_hBrush : 0); };
  68
  69     //
  70     // Implementation
  71     //
  72
  73     //
  74     // Useful helper: create the brush resource
  75     //
  76     bool     RealizeResource(void);
  77     virtual WXHANDLE GetResourceHandle(void) const;
  78     bool     FreeResource(bool bForce = false);
  79     bool     IsFree(void) const;
  80
  81 protected:
  82     virtual wxGDIRefData *CreateGDIRefData() const;
  83     virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
  84
  85 private:
  86     DECLARE_DYNAMIC_CLASS(wxBrush)
  87 }; // end of CLASS wxBrush
  88
  89 #endif
  90     // _WX_BRUSH_H_