1/////////////////////////////////////////////////////////////////////////////
2// Name:        src/gtk1/pen.cpp
3// Purpose:
4// Author:      Robert Roebling
5// Id:          $Id: pen.cpp 39724 2006-06-14 17:09:39Z ABX $
6// Copyright:   (c) 1998 Robert Roebling
7// Licence:     wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10// For compilers that support precompilation, includes "wx.h".
11#include "wx/wxprec.h"
12
13#include "wx/pen.h"
14
15#ifndef WX_PRECOMP
16    #include "wx/colour.h"
17#endif
18
19#include <gdk/gdk.h>
20
21//-----------------------------------------------------------------------------
22// wxPen
23//-----------------------------------------------------------------------------
24
25class wxPenRefData: public wxObjectRefData
26{
27public:
28    wxPenRefData()
29    {
30        m_width = 1;
31        m_style = wxSOLID;
32        m_joinStyle = wxJOIN_ROUND;
33        m_capStyle = wxCAP_ROUND;
34        m_dash = (wxGTKDash*) NULL;
35        m_countDashes = 0;
36    }
37
38    wxPenRefData( const wxPenRefData& data )
39        : wxObjectRefData()
40    {
41        m_style = data.m_style;
42        m_width = data.m_width;
43        m_joinStyle = data.m_joinStyle;
44        m_capStyle = data.m_capStyle;
45        m_colour = data.m_colour;
46        m_countDashes = data.m_countDashes;
47        m_dash = data.m_dash;
48    }
49
50    bool operator == (const wxPenRefData& data) const
51    {
52        if ( m_countDashes != data.m_countDashes )
53            return false;
54
55        if ( m_dash )
56        {
57            if ( !data.m_dash ||
58                 memcmp(m_dash, data.m_dash, m_countDashes*sizeof(wxGTKDash)) )
59            {
60                return false;
61            }
62        }
63        else if ( data.m_dash )
64        {
65            return false;
66        }
67
68
69        return m_style == data.m_style &&
70               m_width == data.m_width &&
71               m_joinStyle == data.m_joinStyle &&
72               m_capStyle == data.m_capStyle &&
73               m_colour == data.m_colour;
74    }
75
76    int        m_width;
77    int        m_style;
78    int        m_joinStyle;
79    int        m_capStyle;
80    wxColour   m_colour;
81    int        m_countDashes;
82    wxGTKDash *m_dash;
83};
84
85//-----------------------------------------------------------------------------
86
87#define M_PENDATA ((wxPenRefData *)m_refData)
88
89IMPLEMENT_DYNAMIC_CLASS(wxPen,wxGDIObject)
90
91wxPen::wxPen( const wxColour &colour, int width, int style )
92{
93    m_refData = new wxPenRefData();
94    M_PENDATA->m_width = width;
95    M_PENDATA->m_style = style;
96    M_PENDATA->m_colour = colour;
97}
98
99wxPen::~wxPen()
100{
101    // m_refData unrefed in ~wxObject
102}
103
104wxObjectRefData *wxPen::CreateRefData() const
105{
106    return new wxPenRefData;
107}
108
109wxObjectRefData *wxPen::CloneRefData(const wxObjectRefData *data) const
110{
111    return new wxPenRefData(*(wxPenRefData *)data);
112}
113
114bool wxPen::operator == ( const wxPen& pen ) const
115{
116    if (m_refData == pen.m_refData) return true;
117
118    if (!m_refData || !pen.m_refData) return false;
119
120    return ( *(wxPenRefData*)m_refData == *(wxPenRefData*)pen.m_refData );
121}
122
123void wxPen::SetColour( const wxColour &colour )
124{
125    AllocExclusive();
126
127    M_PENDATA->m_colour = colour;
128}
129
130void wxPen::SetDashes( int number_of_dashes, const wxDash *dash )
131{
132    AllocExclusive();
133
134    M_PENDATA->m_countDashes = number_of_dashes;
135    M_PENDATA->m_dash = (wxGTKDash *)dash;
136}
137
138void wxPen::SetColour( unsigned char red, unsigned char green, unsigned char blue )
139{
140    AllocExclusive();
141
142    M_PENDATA->m_colour.Set( red, green, blue );
143}
144
145void wxPen::SetCap( int capStyle )
146{
147    AllocExclusive();
148
149    M_PENDATA->m_capStyle = capStyle;
150}
151
152void wxPen::SetJoin( int joinStyle )
153{
154    AllocExclusive();
155
156    M_PENDATA->m_joinStyle = joinStyle;
157}
158
159void wxPen::SetStyle( int style )
160{
161    AllocExclusive();
162
163    M_PENDATA->m_style = style;
164}
165
166void wxPen::SetWidth( int width )
167{
168    AllocExclusive();
169
170    M_PENDATA->m_width = width;
171}
172
173int wxPen::GetDashes( wxDash **ptr ) const
174{
175     *ptr = (M_PENDATA ? (wxDash*)M_PENDATA->m_dash : (wxDash*) NULL);
176     return (M_PENDATA ? M_PENDATA->m_countDashes : 0);
177}
178
179int wxPen::GetDashCount() const
180{
181    return (M_PENDATA->m_countDashes);
182}
183
184wxDash* wxPen::GetDash() const
185{
186    return (wxDash*)M_PENDATA->m_dash;
187}
188
189int wxPen::GetCap() const
190{
191    wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
192
193    return M_PENDATA->m_capStyle;
194}
195
196int wxPen::GetJoin() const
197{
198    wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
199
200    return M_PENDATA->m_joinStyle;
201}
202
203int wxPen::GetStyle() const
204{
205    wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
206
207    return M_PENDATA->m_style;
208}
209
210int wxPen::GetWidth() const
211{
212    wxCHECK_MSG( Ok(), -1, wxT("invalid pen") );
213
214    return M_PENDATA->m_width;
215}
216
217wxColour &wxPen::GetColour() const
218{
219    wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") );
220
221    return M_PENDATA->m_colour;
222}
223