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& data);
  27     ~wxBrushRefData();
  28
  29 protected:
  30     int           m_style;
  31     wxBitmap      m_stipple ;
  32     wxColour      m_colour;
  33     WXHBRUSH      m_hBrush;
  34 };
  35
  36 #define M_BRUSHDATA ((wxBrushRefData *)m_refData)
  37
  38 // Brush
  39 class WXDLLEXPORT wxBrush: public wxGDIObject
  40 {
  41   DECLARE_DYNAMIC_CLASS(wxBrush)
  42
  43 public:
  44   wxBrush();
  45   wxBrush(const wxColour& col, int style);
  46   wxBrush(const wxBitmap& stipple);
  47   inline wxBrush(const wxBrush& brush) { Ref(brush); }
  48   ~wxBrush();
  49
  50   virtual void SetColour(const wxColour& col)  ;
  51   virtual void SetColour(unsigned char r, unsigned char g, unsigned char b)  ;
  52   virtual void SetStyle(int style)  ;
  53   virtual void SetStipple(const wxBitmap& stipple)  ;
  54
  55   inline wxBrush& operator = (const wxBrush& brush) { if (*this == brush) return (*this); Ref(brush); return *this; }
  56   inline bool operator == (const wxBrush& brush) { return m_refData == brush.m_refData; }
  57   inline bool operator != (const wxBrush& brush) { return m_refData != brush.m_refData; }
  58
  59   inline wxColour& GetColour() const { return (M_BRUSHDATA ? M_BRUSHDATA->m_colour : wxNullColour); };
  60   inline int GetStyle() const { return (M_BRUSHDATA ? M_BRUSHDATA->m_style : 0); };
  61   inline wxBitmap *GetStipple() const { return (M_BRUSHDATA ? & M_BRUSHDATA->m_stipple : 0); };
  62
  63   virtual bool Ok() const { return (m_refData != NULL) ; }
  64
  65 // Implementation
  66
  67   // Useful helper: create the brush resource
  68   bool RealizeResource();
  69
  70   WXHANDLE GetResourceHandle(void) ;
  71   bool FreeResource(bool force = FALSE);
  72   bool IsFree() const;
  73
  74   // When setting properties, we must make sure we're not changing
  75   // another object
  76   void Unshare();
  77 };
  78
  79 #endif
  80     // _WX_BRUSH_H_