include/wx/mac/carbon/pen.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/mac/carbon/pen.h
   3 // Purpose:     wxPen class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PEN_H_
  13 #define _WX_PEN_H_
  14
  15 #include "wx/gdiobj.h"
  16 #include "wx/colour.h"
  17 #include "wx/bitmap.h"
  18
  19 class WXDLLEXPORT wxPen;
  20
  21 class WXDLLEXPORT wxPenRefData: public wxGDIRefData
  22 {
  23     friend class WXDLLEXPORT wxPen;
  24 public:
  25     wxPenRefData();
  26     wxPenRefData(const wxPenRefData& data);
  27     ~wxPenRefData();
  28
  29     wxPenRefData& operator=(const wxPenRefData& data);
  30
  31 protected:
  32   int           m_width;
  33   int           m_style;
  34   int           m_join ;
  35   int           m_cap ;
  36   wxBitmap      m_stipple ;
  37   int           m_nbDash ;
  38   wxDash *      m_dash ;
  39   wxColour      m_colour;
  40 /* TODO: implementation
  41   WXHPEN        m_hPen;
  42 */
  43 };
  44
  45 #define M_PENDATA ((wxPenRefData *)m_refData)
  46
  47 // Pen
  48 class WXDLLEXPORT wxPen: public wxGDIObject
  49 {
  50   DECLARE_DYNAMIC_CLASS(wxPen)
  51 public:
  52   wxPen();
  53   wxPen(const wxColour& col, int width = 1, int style = wxSOLID);
  54   wxPen(const wxBitmap& stipple, int width);
  55   wxPen(const wxPen& pen)
  56       : wxGDIObject()
  57       { Ref(pen); }
  58   ~wxPen();
  59
  60   inline wxPen& operator = (const wxPen& pen) { if (*this == pen) return (*this); Ref(pen); return *this; }
  61   inline bool operator == (const wxPen& pen) const { return m_refData == pen.m_refData; }
  62   inline bool operator != (const wxPen& pen) const { return m_refData != pen.m_refData; }
  63
  64   virtual bool Ok() const { return (m_refData != NULL) ; }
  65
  66   // Override in order to recreate the pen
  67   void SetColour(const wxColour& col) ;
  68   void SetColour(const unsigned char r, const unsigned char g, const unsigned char b) ;
  69
  70   void SetWidth(int width)  ;
  71   void SetStyle(int style)  ;
  72   void SetStipple(const wxBitmap& stipple)  ;
  73   void SetDashes(int nb_dashes, const wxDash *dash)  ;
  74   void SetJoin(int join)  ;
  75   void SetCap(int cap)  ;
  76
  77   inline wxColour& GetColour() const { return (M_PENDATA ? M_PENDATA->m_colour : wxNullColour); };
  78   inline int GetWidth() const { return (M_PENDATA ? M_PENDATA->m_width : 0); };
  79   inline int GetStyle() const { return (M_PENDATA ? M_PENDATA->m_style : 0); };
  80   inline int GetJoin() const { return (M_PENDATA ? M_PENDATA->m_join : 0); };
  81   inline int GetCap() const { return (M_PENDATA ? M_PENDATA->m_cap : 0); };
  82   inline int GetDashes(wxDash **ptr) const {
  83      *ptr = (M_PENDATA ? M_PENDATA->m_dash : (wxDash*) NULL); return (M_PENDATA ? M_PENDATA->m_nbDash : 0);
  84   }
  85
  86   inline wxBitmap *GetStipple() const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); };
  87
  88 // Implementation
  89
  90   // Useful helper: create the brush resource
  91   bool RealizeResource();
  92
  93   // When setting properties, we must make sure we're not changing
  94   // another object
  95   void Unshare();
  96 };
  97
  98 #endif
  99     // _WX_PEN_H_