A few tweaks and cleanups

[wxWidgets.git] / include / wx / motif / pen.h

/////////////////////////////////////////////////////////////////////////////
// Name:        pen.h
// Purpose:     wxPen class
// Author:      Julian Smart
// Modified by:
// Created:     17/09/98
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart
// Licence:   	wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_PEN_H_
#define _WX_PEN_H_

#ifdef __GNUG__
#pragma interface "pen.h"
#endif

#include "wx/gdiobj.h"
#include "wx/colour.h"
#include "wx/bitmap.h"

typedef char wxMOTIFDash;

class WXDLLEXPORT wxPen;

class WXDLLEXPORT wxPenRefData: public wxGDIRefData
{
    friend class WXDLLEXPORT wxPen;
public:
    wxPenRefData();
    wxPenRefData(const wxPenRefData& data);
    ~wxPenRefData();
    
protected:
    int           m_width;
    int           m_style;
    int           m_join ;
    int           m_cap ;
    wxBitmap      m_stipple ;
    int           m_nbDash ;
    wxMOTIFDash  *m_dash ;
    wxColour      m_colour;
};

#define M_PENDATA ((wxPenRefData *)m_refData)

// Pen
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 int GetDashCount() const { return (M_PENDATA->m_nbDash); }
    inline wxDash* GetDash() const { return (wxDash*)M_PENDATA->m_dash; }
    
    inline wxBitmap *GetStipple() const { return (M_PENDATA ? (& M_PENDATA->m_stipple) : (wxBitmap*) NULL); };
    
    // Implementation
    
    // Useful helper: create the brush resource
    bool RealizeResource();
    
    // When setting properties, we must make sure we're not changing
    // another object
    void Unshare();
};

#endif
// _WX_PEN_H_