X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/edd971741e8778de6b709f0a4aa59e5b5f93e54e..682214d5c6ec3e56dbdfd0c97d70d87e614b38c2:/include/wx/msw/pen.h

diff --git a/include/wx/msw/pen.h b/include/wx/msw/pen.h
index 3c56bdaa70..540a010c0d 100644
--- a/include/wx/msw/pen.h
+++ b/include/wx/msw/pen.h
@@ -1,100 +1,145 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        pen.h
+// Name:        wx/pen.h
 // Purpose:     wxPen class
 // Author:      Julian Smart
-// Modified by:
+// Modified by: Vadim Zeitlin: fixed operator=(), ==(), !=()
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_PEN_H_
 #define _WX_PEN_H_
 
-#ifdef __GNUG__
-#pragma interface "pen.h"
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+    #pragma interface "pen.h"
 #endif
 
 #include "wx/gdiobj.h"
 #include "wx/bitmap.h"
+#include "wx/colour.h"
 
 typedef WXDWORD wxMSWDash;
 
 class WXDLLEXPORT wxPen;
 
-class WXDLLEXPORT wxPenRefData: public wxGDIRefData
+// VZ: this class should be made private
+class WXDLLEXPORT wxPenRefData : public wxGDIRefData
 {
-    friend class WXDLLEXPORT wxPen;
 public:
     wxPenRefData();
     wxPenRefData(const wxPenRefData& data);
-    ~wxPenRefData();
+    virtual ~wxPenRefData();
+
+    bool operator==(const wxPenRefData& data) const
+    {
+        // we intentionally don't compare m_hPen fields here
+        return m_style == data.m_style &&
+               m_width == data.m_width &&
+               m_join == data.m_join &&
+               m_cap == data.m_cap &&
+               m_colour == data.m_colour &&
+               (m_style != wxSTIPPLE || m_stipple == data.m_stipple) &&
+               (m_style != wxUSER_DASH ||
+                (m_nbDash == data.m_nbDash &&
+                    memcmp(m_dash, data.m_dash, m_nbDash*sizeof(wxDash)) == 0));
+    }
 
 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;
-  WXHPEN        m_hPen;
+    int           m_width;
+    int           m_style;
+    int           m_join;
+    int           m_cap;
+    wxBitmap      m_stipple;
+    int           m_nbDash;
+    wxDash *      m_dash;
+    wxColour      m_colour;
+    WXHPEN        m_hPen;
+
+private:
+    friend class WXDLLEXPORT wxPen;
+
+    // Cannot use
+    //  DECLARE_NO_COPY_CLASS(wxPenRefData)
+    // because copy constructor is explicitly declared above;
+    // but no copy assignment operator is defined, so declare
+    // it private to prevent the compiler from defining it:
+    wxPenRefData& operator=(const wxPenRefData&);
 };
 
 #define M_PENDATA ((wxPenRefData *)m_refData)
+#define wxPENDATA(x) ((wxPenRefData *)(x).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, int style);
-  wxPen(const wxBitmap& stipple, int width);
-  inline wxPen(const wxPen& pen) { Ref(pen); }
-  ~wxPen();
-
-  inline wxPen& operator = (const wxPen& pen) { if (*this == pen) return (*this); Ref(pen); return *this; }
-  inline bool operator == (const wxPen& pen) const { return m_refData == pen.m_refData; }
-  inline bool operator != (const wxPen& pen) const { return m_refData != pen.m_refData; }
-
-  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);
-
-  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)  ;
-
-  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 ? (wxDash*)M_PENDATA->m_dash : (wxDash*) NULL);
-    return (M_PENDATA ? M_PENDATA->m_nbDash : 0);
-  }
-
-  inline wxBitmap *GetStipple() const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); };
-
-  // Internal
-  bool RealizeResource();
-  bool FreeResource(bool force = FALSE);
-  WXHANDLE GetResourceHandle() ;
-  bool IsFree() const;
-  void Unshare();
+    wxPen();
+    wxPen(const wxColour& col, int width = 1, int style = wxSOLID);
+    wxPen(const wxBitmap& stipple, int width);
+    wxPen(const wxPen& pen) : wxGDIObject(pen) { Ref(pen); }
+    virtual ~wxPen();
+
+    wxPen& operator=(const wxPen& pen)
+    {
+        if ( this != &pen )
+            Ref(pen);
+
+        return *this;
+    }
+
+    bool operator==(const wxPen& pen) const
+    {
+        const wxPenRefData *penData = (wxPenRefData *)pen.m_refData;
+
+        // an invalid pen is only equal to another invalid pen
+        return m_refData ? penData && *M_PENDATA == *penData : !penData;
+    }
+
+    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);
+
+    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 { return (M_PENDATA ? M_PENDATA->m_colour : wxNullColour); };
+    int GetWidth() const { return (M_PENDATA ? M_PENDATA->m_width : 0); };
+    int GetStyle() const { return (M_PENDATA ? M_PENDATA->m_style : 0); };
+    int GetJoin() const { return (M_PENDATA ? M_PENDATA->m_join : 0); };
+    int GetCap() const { return (M_PENDATA ? M_PENDATA->m_cap : 0); };
+    int GetDashes(wxDash **ptr) const
+    {
+        *ptr = (M_PENDATA ? (wxDash*)M_PENDATA->m_dash : (wxDash*) NULL);
+        return (M_PENDATA ? M_PENDATA->m_nbDash : 0);
+    }
+    wxDash* GetDash() const { return (M_PENDATA ? (wxDash*)M_PENDATA->m_dash : (wxDash*)NULL); };
+    inline int GetDashCount() const { return (M_PENDATA ? M_PENDATA->m_nbDash : 0); };
+
+    inline wxBitmap *GetStipple() const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); };
+
+    // Internal
+    bool RealizeResource();
+    bool FreeResource(bool force = false);
+    WXHANDLE GetResourceHandle() const;
+    bool IsFree() const;
+    void Unshare();
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxPen)
 };
 
-int wx2msPenStyle(int wx_style);
+#endif // _WX_PEN_H_
 
-#endif
-    // _WX_PEN_H_