avoid GCC warning about type-punned pointer breaking strict aliasing rules

[wxWidgets.git] / include / wx / mac / carbon / pen.h

diff --git a/include/wx/mac/carbon/pen.h b/include/wx/mac/carbon/pen.h
index db2d4ebc539b1793c908934ec5e0f3795497a937..ee28813e408101c4286a81722a1f7b0ffe81dd58 100644 (file)
--- a/include/wx/mac/carbon/pen.h
+++ b/include/wx/mac/carbon/pen.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        wx/mac/pen.h
+// Name:        wx/mac/carbon/pen.h
 // Purpose:     wxPen class
 // Author:      Stefan Csomor
 // Modified by:
@@ -16,83 +16,51 @@
 #include "wx/colour.h"
 #include "wx/bitmap.h"
 
-class WXDLLEXPORT wxPen;
-
-class WXDLLEXPORT wxPenRefData: public wxGDIRefData
-{
-    friend class WXDLLEXPORT wxPen;
-public:
-    wxPenRefData();
-    wxPenRefData(const wxPenRefData& data);
-    ~wxPenRefData();
-
-    wxPenRefData& operator=(const wxPenRefData& data);
-
-protected:
-  int           m_width;
-  int           m_style;
-  int           m_join ;
-  int           m_cap ;
-  wxBitmap      m_stipple ;
-  int           m_nbDash ;
-  wxDash *      m_dash ;
-  wxColour      m_colour;
-/* TODO: implementation
-  WXHPEN        m_hPen;
-*/
-};
-
-#define M_PENDATA ((wxPenRefData *)m_refData)
-
 // Pen
-class WXDLLEXPORT wxPen: public wxGDIObject
+class WXDLLEXPORT wxPen : public wxGDIObject
 {
-  DECLARE_DYNAMIC_CLASS(wxPen)
 public:
-  wxPen();
-  wxPen(const wxColour& col, int width = 1, int style = wxSOLID);
-  wxPen(const wxBitmap& stipple, int width);
-  wxPen(const wxPen& pen)
-      : wxGDIObject()
-      { Ref(pen); }
-  ~wxPen();
+    wxPen();
+    wxPen(const wxColour& col, int width = 1, int style = wxSOLID);
+    wxPen(const wxBitmap& stipple, int width);
+    virtual ~wxPen();
 
-  inline wxPen& operator = (const wxPen& pen) { if (*this == pen) return (*this); Ref(pen); return *this; }
-  inline bool operator == (const wxPen& pen) { return m_refData == pen.m_refData; }
-  inline bool operator != (const wxPen& pen) { return m_refData != pen.m_refData; }
+    bool operator==(const wxPen& pen) const;
+    bool operator!=(const wxPen& pen) const { return !(*this == pen); }
 
-  virtual bool Ok() const { return (m_refData != NULL) ; }
+    // Override in order to recreate the pen
+    void SetColour(const wxColour& col) ;
+    void SetColour(unsigned char r, unsigned char g, unsigned char b) ;
 
-  // Override in order to recreate the pen
-  void SetColour(const wxColour& col) ;
-  void SetColour(unsigned char r, unsigned char g, unsigned char b)  ;
+    void SetWidth(int width)  ;
+    void SetStyle(int style)  ;
+    void SetStipple(const wxBitmap& stipple)  ;
+    void SetDashes(int nb_dashes, const wxDash *dash)  ;
+    void SetJoin(int join)  ;
+    void SetCap(int cap)  ;
 
-  void SetWidth(int width)  ;
-  void SetStyle(int style)  ;
-  void SetStipple(const wxBitmap& stipple)  ;
-  void SetDashes(int nb_dashes, const wxDash *dash)  ;
-  void SetJoin(int join)  ;
-  void SetCap(int cap)  ;
+    wxColour& GetColour() const ;
+    int GetWidth() const;
+    int GetStyle() const;
+    int GetJoin() const;
+    int GetCap() const;
+    int GetDashes(wxDash **ptr) const;
 
-  inline wxColour& GetColour() const { return (M_PENDATA ? M_PENDATA->m_colour : wxNullColour); };
-  inline int GetWidth() const { return (M_PENDATA ? M_PENDATA->m_width : 0); };
-  inline int GetStyle() const { return (M_PENDATA ? M_PENDATA->m_style : 0); };
-  inline int GetJoin() const { return (M_PENDATA ? M_PENDATA->m_join : 0); };
-  inline int GetCap() const { return (M_PENDATA ? M_PENDATA->m_cap : 0); };
-  inline int GetDashes(wxDash **ptr) const {
-     *ptr = (M_PENDATA ? M_PENDATA->m_dash : (wxDash*) NULL); return (M_PENDATA ? M_PENDATA->m_nbDash : 0);
-  }
+    wxBitmap *GetStipple() const ;
 
-  inline wxBitmap *GetStipple() const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); };
+    // Implementation
 
-// Implementation
+    // Useful helper: create the brush resource
+    bool RealizeResource();
+
+protected:
+    virtual wxGDIRefData *CreateGDIRefData() const;
+    virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
 
-  // Useful helper: create the brush resource
-  bool RealizeResource();
+private:
+    void Unshare();
 
-  // When setting properties, we must make sure we're not changing
-  // another object
-  void Unshare();
+    DECLARE_DYNAMIC_CLASS(wxPen)
 };
 
 #endif