include/wx/os2/brush.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        brush.h
   3 // Purpose:     wxBrush class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_BRUSH_H_
  13 #define _WX_BRUSH_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "brush.h"
  17 #endif
  18
  19 #include "wx/gdicmn.h"
  20 #include "wx/gdiobj.h"
  21 #include "wx/bitmap.h"
  22
  23 class WXDLLEXPORT wxBrush;
  24
  25 class WXDLLEXPORT wxBrushRefData: public wxGDIRefData
  26 {
  27     friend class WXDLLEXPORT wxBrush;
  28 public:
  29     wxBrushRefData();
  30     wxBrushRefData(const wxBrushRefData& data);
  31     ~wxBrushRefData();
  32
  33 protected:
  34     int           m_style;
  35     wxBitmap      m_stipple ;
  36     wxColour      m_colour;
  37     WXHBRUSH      m_hBrush;
  38 };
  39
  40 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  41
  42 // Brush
  43 class WXDLLEXPORT wxBrush: public wxGDIObject
  44 {
  45   DECLARE_DYNAMIC_CLASS(wxBrush)
  46
  47 public:
  48   wxBrush();
  49   wxBrush(const wxColour& col, int style);
  50   wxBrush(const wxBitmap& stipple);
  51   inline wxBrush(const wxBrush& brush) { Ref(brush); }
  52   ~wxBrush();
  53
  54   virtual void SetColour(const wxColour& col)  ;
  55   virtual void SetColour(unsigned char r, unsigned char g, unsigned char b)  ;
  56   virtual void SetStyle(int style)  ;
  57   virtual void SetStipple(const wxBitmap& stipple)  ;
  58
  59   inline wxBrush& operator = (const wxBrush& brush) { if (*this == brush) return (*this); Ref(brush); return *this; }
  60   inline bool operator == (const wxBrush& brush) { return m_refData == brush.m_refData; }
  61   inline bool operator != (const wxBrush& brush) { return m_refData != brush.m_refData; }
  62
  63   inline wxColour& GetColour() const { return (M_BRUSHDATA ? M_BRUSHDATA->m_colour : wxNullColour); };
  64   inline int GetStyle() const { return (M_BRUSHDATA ? M_BRUSHDATA->m_style : 0); };
  65   inline wxBitmap *GetStipple() const { return (M_BRUSHDATA ? & M_BRUSHDATA->m_stipple : 0); };
  66
  67   virtual bool Ok() const { return (m_refData != NULL) ; }
  68
  69 // Implementation
  70
  71   // Useful helper: create the brush resource
  72   bool RealizeResource();
  73
  74   WXHANDLE GetResourceHandle(void) ;
  75   bool FreeResource(bool force = FALSE);
  76   bool IsFree() const;
  77
  78   // When setting properties, we must make sure we're not changing
  79   // another object
  80   void Unshare();
  81 };
  82
  83 #endif
  84     // _WX_BRUSH_H_