include/wx/motif/pen.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        pen.h
   3 // Purpose:     wxPen class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PEN_H_
  13 #define _WX_PEN_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "pen.h"
  17 #endif
  18
  19 #include "wx/gdiobj.h"
  20 #include "wx/colour.h"
  21 #include "wx/bitmap.h"
  22
  23 typedef char wxMOTIFDash;
  24
  25 class WXDLLEXPORT wxPen;
  26
  27 class WXDLLEXPORT wxPenRefData: public wxGDIRefData
  28 {
  29     friend class WXDLLEXPORT wxPen;
  30 public:
  31     wxPenRefData();
  32     wxPenRefData(const wxPenRefData& data);
  33     ~wxPenRefData();
  34
  35 protected:
  36     int           m_width;
  37     int           m_style;
  38     int           m_join ;
  39     int           m_cap ;
  40     wxBitmap      m_stipple ;
  41     int           m_nbDash ;
  42     wxMOTIFDash  *m_dash ;
  43     wxColour      m_colour;
  44 };
  45
  46 #define M_PENDATA ((wxPenRefData *)m_refData)
  47
  48 // Pen
  49 class WXDLLEXPORT wxPen: public wxGDIObject
  50 {
  51     DECLARE_DYNAMIC_CLASS(wxPen)
  52 public:
  53     wxPen();
  54     wxPen(const wxColour& col, int width, int style);
  55     wxPen(const wxBitmap& stipple, int width);
  56     inline wxPen(const wxPen& pen) { Ref(pen); }
  57     ~wxPen();
  58
  59     inline wxPen& operator = (const wxPen& pen) { if (*this == pen) return (*this); Ref(pen); return *this; }
  60     inline bool operator == (const wxPen& pen) const { return m_refData == pen.m_refData; }
  61     inline bool operator != (const wxPen& pen) const { return m_refData != pen.m_refData; }
  62
  63     virtual bool Ok() const { return (m_refData != NULL) ; }
  64
  65     // Override in order to recreate the pen
  66     void SetColour(const wxColour& col) ;
  67     void SetColour(unsigned char r, unsigned char g, unsigned char b)  ;
  68
  69     void SetWidth(int width)  ;
  70     void SetStyle(int style)  ;
  71     void SetStipple(const wxBitmap& stipple)  ;
  72     void SetDashes(int nb_dashes, const wxDash *dash)  ;
  73     void SetJoin(int join)  ;
  74     void SetCap(int cap)  ;
  75
  76     inline wxColour& GetColour() const { return (M_PENDATA ? M_PENDATA->m_colour : wxNullColour); };
  77     inline int GetWidth() const { return (M_PENDATA ? M_PENDATA->m_width : 0); };
  78     inline int GetStyle() const { return (M_PENDATA ? M_PENDATA->m_style : 0); };
  79     inline int GetJoin() const { return (M_PENDATA ? M_PENDATA->m_join : 0); };
  80     inline int GetCap() const { return (M_PENDATA ? M_PENDATA->m_cap : 0); };
  81     inline int GetDashes(wxDash **ptr) const
  82     {
  83         *ptr = (M_PENDATA ? (wxDash*)M_PENDATA->m_dash : (wxDash*) NULL);
  84         return (M_PENDATA ? M_PENDATA->m_nbDash : 0);
  85     }
  86     inline int GetDashCount() const { return (M_PENDATA->m_nbDash); }
  87     inline wxDash* GetDash() const { return (wxDash*)M_PENDATA->m_dash; }
  88
  89     inline wxBitmap *GetStipple() const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); };
  90
  91     // Implementation
  92
  93     // Useful helper: create the brush resource
  94     bool RealizeResource();
  95
  96     // When setting properties, we must make sure we're not changing
  97     // another object
  98     void Unshare();
  99 };
 100
 101 #endif
 102 // _WX_PEN_H_