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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/gtk/pen.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
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 | ||
25 | class wxPenRefData: public wxGDIRefData | |
26 | { | |
27 | public: | |
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 | : wxGDIRefData() | |
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 | ||
89 | IMPLEMENT_DYNAMIC_CLASS(wxPen,wxGDIObject) | |
90 | ||
91 | wxPen::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 | ||
99 | wxPen::~wxPen() | |
100 | { | |
101 | // m_refData unrefed in ~wxObject | |
102 | } | |
103 | ||
104 | wxGDIRefData *wxPen::CreateGDIRefData() const | |
105 | { | |
106 | return new wxPenRefData; | |
107 | } | |
108 | ||
109 | wxGDIRefData *wxPen::CloneGDIRefData(const wxGDIRefData *data) const | |
110 | { | |
111 | return new wxPenRefData(*(wxPenRefData *)data); | |
112 | } | |
113 | ||
114 | bool 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 | ||
123 | void wxPen::SetColour( const wxColour &colour ) | |
124 | { | |
125 | AllocExclusive(); | |
126 | ||
127 | M_PENDATA->m_colour = colour; | |
128 | } | |
129 | ||
130 | void 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 | ||
138 | void 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 | ||
145 | void wxPen::SetCap( int capStyle ) | |
146 | { | |
147 | AllocExclusive(); | |
148 | ||
149 | M_PENDATA->m_capStyle = capStyle; | |
150 | } | |
151 | ||
152 | void wxPen::SetJoin( int joinStyle ) | |
153 | { | |
154 | AllocExclusive(); | |
155 | ||
156 | M_PENDATA->m_joinStyle = joinStyle; | |
157 | } | |
158 | ||
159 | void wxPen::SetStyle( int style ) | |
160 | { | |
161 | AllocExclusive(); | |
162 | ||
163 | M_PENDATA->m_style = style; | |
164 | } | |
165 | ||
166 | void wxPen::SetWidth( int width ) | |
167 | { | |
168 | AllocExclusive(); | |
169 | ||
170 | M_PENDATA->m_width = width; | |
171 | } | |
172 | ||
173 | int 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 | ||
179 | int wxPen::GetDashCount() const | |
180 | { | |
181 | return (M_PENDATA->m_countDashes); | |
182 | } | |
183 | ||
184 | wxDash* wxPen::GetDash() const | |
185 | { | |
186 | return (wxDash*)M_PENDATA->m_dash; | |
187 | } | |
188 | ||
189 | int wxPen::GetCap() const | |
190 | { | |
191 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); | |
192 | ||
193 | return M_PENDATA->m_capStyle; | |
194 | } | |
195 | ||
196 | int wxPen::GetJoin() const | |
197 | { | |
198 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); | |
199 | ||
200 | return M_PENDATA->m_joinStyle; | |
201 | } | |
202 | ||
203 | int wxPen::GetStyle() const | |
204 | { | |
205 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); | |
206 | ||
207 | return M_PENDATA->m_style; | |
208 | } | |
209 | ||
210 | int wxPen::GetWidth() const | |
211 | { | |
212 | wxCHECK_MSG( Ok(), -1, wxT("invalid pen") ); | |
213 | ||
214 | return M_PENDATA->m_width; | |
215 | } | |
216 | ||
217 | wxColour &wxPen::GetColour() const | |
218 | { | |
219 | wxCHECK_MSG( Ok(), wxNullColour, wxT("invalid pen") ); | |
220 | ||
221 | return M_PENDATA->m_colour; | |
222 | } |