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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 = wxPENSTYLE_SOLID; | |
32 | m_joinStyle = wxJOIN_ROUND; | |
33 | m_capStyle = wxCAP_ROUND; | |
34 | m_dash = 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 | wxPenStyle m_style; | |
78 | wxPenJoin m_joinStyle; | |
79 | wxPenCap 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, wxPenStyle 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 | #if FUTURE_WXWIN_COMPATIBILITY_3_0 | |
100 | wxPen::wxPen(const wxColour& colour, int width, int style) | |
101 | { | |
102 | m_refData = new wxPenRefData(); | |
103 | M_PENDATA->m_width = width; | |
104 | M_PENDATA->m_style = (wxPenStyle)style; | |
105 | M_PENDATA->m_colour = colour; | |
106 | } | |
107 | #endif | |
108 | ||
109 | wxPen::~wxPen() | |
110 | { | |
111 | // m_refData unrefed in ~wxObject | |
112 | } | |
113 | ||
114 | wxGDIRefData *wxPen::CreateGDIRefData() const | |
115 | { | |
116 | return new wxPenRefData; | |
117 | } | |
118 | ||
119 | wxGDIRefData *wxPen::CloneGDIRefData(const wxGDIRefData *data) const | |
120 | { | |
121 | return new wxPenRefData(*(wxPenRefData *)data); | |
122 | } | |
123 | ||
124 | bool wxPen::operator == ( const wxPen& pen ) const | |
125 | { | |
126 | if (m_refData == pen.m_refData) return true; | |
127 | ||
128 | if (!m_refData || !pen.m_refData) return false; | |
129 | ||
130 | return ( *(wxPenRefData*)m_refData == *(wxPenRefData*)pen.m_refData ); | |
131 | } | |
132 | ||
133 | void wxPen::SetColour( const wxColour &colour ) | |
134 | { | |
135 | AllocExclusive(); | |
136 | ||
137 | M_PENDATA->m_colour = colour; | |
138 | } | |
139 | ||
140 | void wxPen::SetDashes( int number_of_dashes, const wxDash *dash ) | |
141 | { | |
142 | AllocExclusive(); | |
143 | ||
144 | M_PENDATA->m_countDashes = number_of_dashes; | |
145 | M_PENDATA->m_dash = (wxGTKDash *)dash; | |
146 | } | |
147 | ||
148 | void wxPen::SetColour( unsigned char red, unsigned char green, unsigned char blue ) | |
149 | { | |
150 | AllocExclusive(); | |
151 | ||
152 | M_PENDATA->m_colour.Set( red, green, blue ); | |
153 | } | |
154 | ||
155 | void wxPen::SetCap( wxPenCap capStyle ) | |
156 | { | |
157 | AllocExclusive(); | |
158 | ||
159 | M_PENDATA->m_capStyle = capStyle; | |
160 | } | |
161 | ||
162 | void wxPen::SetJoin( wxPenJoin joinStyle ) | |
163 | { | |
164 | AllocExclusive(); | |
165 | ||
166 | M_PENDATA->m_joinStyle = joinStyle; | |
167 | } | |
168 | ||
169 | void wxPen::SetStyle( wxPenStyle style ) | |
170 | { | |
171 | AllocExclusive(); | |
172 | ||
173 | M_PENDATA->m_style = style; | |
174 | } | |
175 | ||
176 | void wxPen::SetWidth( int width ) | |
177 | { | |
178 | AllocExclusive(); | |
179 | ||
180 | M_PENDATA->m_width = width; | |
181 | } | |
182 | ||
183 | int wxPen::GetDashes( wxDash **ptr ) const | |
184 | { | |
185 | wxCHECK_MSG( IsOk(), -1, wxT("invalid pen") ); | |
186 | ||
187 | *ptr = (wxDash*)M_PENDATA->m_dash; | |
188 | return M_PENDATA->m_countDashes; | |
189 | } | |
190 | ||
191 | int wxPen::GetDashCount() const | |
192 | { | |
193 | wxCHECK_MSG( IsOk(), -1, wxT("invalid pen") ); | |
194 | ||
195 | return (M_PENDATA->m_countDashes); | |
196 | } | |
197 | ||
198 | wxDash* wxPen::GetDash() const | |
199 | { | |
200 | wxCHECK_MSG( IsOk(), NULL, wxT("invalid pen") ); | |
201 | ||
202 | return (wxDash*)M_PENDATA->m_dash; | |
203 | } | |
204 | ||
205 | wxPenCap wxPen::GetCap() const | |
206 | { | |
207 | wxCHECK_MSG( IsOk(), wxCAP_INVALID, wxT("invalid pen") ); | |
208 | ||
209 | return M_PENDATA->m_capStyle; | |
210 | } | |
211 | ||
212 | wxPenJoin wxPen::GetJoin() const | |
213 | { | |
214 | wxCHECK_MSG( IsOk(), wxJOIN_INVALID, wxT("invalid pen") ); | |
215 | ||
216 | return M_PENDATA->m_joinStyle; | |
217 | } | |
218 | ||
219 | wxPenStyle wxPen::GetStyle() const | |
220 | { | |
221 | wxCHECK_MSG( IsOk(), wxPENSTYLE_INVALID, wxT("invalid pen") ); | |
222 | ||
223 | return M_PENDATA->m_style; | |
224 | } | |
225 | ||
226 | int wxPen::GetWidth() const | |
227 | { | |
228 | wxCHECK_MSG( IsOk(), -1, wxT("invalid pen") ); | |
229 | ||
230 | return M_PENDATA->m_width; | |
231 | } | |
232 | ||
233 | wxColour wxPen::GetColour() const | |
234 | { | |
235 | wxCHECK_MSG( IsOk(), wxNullColour, wxT("invalid pen") ); | |
236 | ||
237 | return M_PENDATA->m_colour; | |
238 | } | |
239 | ||
240 | // stippled pens are not supported by wxGTK | |
241 | void wxPen::SetStipple(const wxBitmap& WXUNUSED(stipple)) | |
242 | { | |
243 | wxFAIL_MSG( "stippled pens not supported" ); | |
244 | } | |
245 | ||
246 | wxBitmap *wxPen::GetStipple() const | |
247 | { | |
248 | return NULL; | |
249 | } | |
250 |