1 | /* GTK - The GIMP Toolkit |
2 | * Copyright (C) 2011 Red Hat, Inc. |
3 | * |
4 | * This library is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2 of the License, or (at your option) any later version. |
8 | * |
9 | * This library is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with this library. If not, see <http://www.gnu.org/licenses/>. |
16 | */ |
17 | |
18 | #include "config.h" |
19 | |
20 | #include "gtkcssrepeatvalueprivate.h" |
21 | |
22 | #include "gtkcssnumbervalueprivate.h" |
23 | |
24 | struct _GtkCssValue { |
25 | GTK_CSS_VALUE_BASE |
26 | GtkCssRepeatStyle x; |
27 | GtkCssRepeatStyle y; |
28 | }; |
29 | |
30 | static void |
31 | gtk_css_value_repeat_free (GtkCssValue *value) |
32 | { |
33 | g_slice_free (GtkCssValue, value); |
34 | } |
35 | |
36 | static GtkCssValue * |
37 | gtk_css_value_repeat_compute (GtkCssValue *value, |
38 | guint property_id, |
39 | GtkStyleProvider *provider, |
40 | GtkCssStyle *style, |
41 | GtkCssStyle *parent_style) |
42 | { |
43 | return _gtk_css_value_ref (value); |
44 | } |
45 | |
46 | static gboolean |
47 | gtk_css_value_repeat_equal (const GtkCssValue *repeat1, |
48 | const GtkCssValue *repeat2) |
49 | { |
50 | return repeat1->x == repeat2->x |
51 | && repeat1->y == repeat2->y; |
52 | } |
53 | |
54 | static GtkCssValue * |
55 | gtk_css_value_repeat_transition (GtkCssValue *start, |
56 | GtkCssValue *end, |
57 | guint property_id, |
58 | double progress) |
59 | { |
60 | return NULL; |
61 | } |
62 | |
63 | static void |
64 | gtk_css_value_background_repeat_print (const GtkCssValue *repeat, |
65 | GString *string) |
66 | { |
67 | static const char *names[] = { |
68 | "no-repeat" , |
69 | "repeat" , |
70 | "round" , |
71 | "space" |
72 | }; |
73 | |
74 | if (repeat->x == repeat->y) |
75 | { |
76 | g_string_append (string, val: names[repeat->x]); |
77 | } |
78 | else if (repeat->x == GTK_CSS_REPEAT_STYLE_REPEAT && |
79 | repeat->y == GTK_CSS_REPEAT_STYLE_NO_REPEAT) |
80 | { |
81 | g_string_append (string, val: "repeat-x" ); |
82 | } |
83 | else if (repeat->x == GTK_CSS_REPEAT_STYLE_NO_REPEAT && |
84 | repeat->y == GTK_CSS_REPEAT_STYLE_REPEAT) |
85 | { |
86 | g_string_append (string, val: "repeat-y" ); |
87 | } |
88 | else |
89 | { |
90 | g_string_append (string, val: names[repeat->x]); |
91 | g_string_append_c (string, ' '); |
92 | g_string_append (string, val: names[repeat->y]); |
93 | } |
94 | } |
95 | |
96 | static void |
97 | gtk_css_value_border_repeat_print (const GtkCssValue *repeat, |
98 | GString *string) |
99 | { |
100 | static const char *names[] = { |
101 | "stretch" , |
102 | "repeat" , |
103 | "round" , |
104 | "space" |
105 | }; |
106 | |
107 | g_string_append (string, val: names[repeat->x]); |
108 | if (repeat->x != repeat->y) |
109 | { |
110 | g_string_append_c (string, ' '); |
111 | g_string_append (string, val: names[repeat->y]); |
112 | } |
113 | } |
114 | |
115 | static const GtkCssValueClass GTK_CSS_VALUE_BACKGROUND_REPEAT = { |
116 | "GtkCssBackgroundRepeatValue" , |
117 | gtk_css_value_repeat_free, |
118 | gtk_css_value_repeat_compute, |
119 | gtk_css_value_repeat_equal, |
120 | gtk_css_value_repeat_transition, |
121 | NULL, |
122 | NULL, |
123 | gtk_css_value_background_repeat_print |
124 | }; |
125 | |
126 | static const GtkCssValueClass GTK_CSS_VALUE_BORDER_REPEAT = { |
127 | "GtkCssBorderRepeatValue" , |
128 | gtk_css_value_repeat_free, |
129 | gtk_css_value_repeat_compute, |
130 | gtk_css_value_repeat_equal, |
131 | gtk_css_value_repeat_transition, |
132 | NULL, |
133 | NULL, |
134 | gtk_css_value_border_repeat_print |
135 | }; |
136 | /* BACKGROUND REPEAT */ |
137 | |
138 | static struct { |
139 | const char *name; |
140 | GtkCssValue values[4]; |
141 | } background_repeat_values[4] = { |
142 | { "no-repeat" , |
143 | { { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_NO_REPEAT, GTK_CSS_REPEAT_STYLE_NO_REPEAT }, |
144 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_NO_REPEAT, GTK_CSS_REPEAT_STYLE_REPEAT }, |
145 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_NO_REPEAT, GTK_CSS_REPEAT_STYLE_ROUND }, |
146 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_NO_REPEAT, GTK_CSS_REPEAT_STYLE_SPACE } |
147 | } }, |
148 | { "repeat" , |
149 | { { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_NO_REPEAT }, |
150 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_REPEAT }, |
151 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_ROUND }, |
152 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_SPACE } |
153 | } }, |
154 | { "round" , |
155 | { { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_NO_REPEAT }, |
156 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_REPEAT }, |
157 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_ROUND }, |
158 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_SPACE } |
159 | } }, |
160 | { "space" , |
161 | { { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_NO_REPEAT }, |
162 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_REPEAT }, |
163 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_ROUND }, |
164 | { >K_CSS_VALUE_BACKGROUND_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_SPACE } |
165 | } } |
166 | }; |
167 | |
168 | GtkCssValue * |
169 | _gtk_css_background_repeat_value_new (GtkCssRepeatStyle x, |
170 | GtkCssRepeatStyle y) |
171 | { |
172 | return _gtk_css_value_ref (value: &background_repeat_values[x].values[y]); |
173 | } |
174 | |
175 | static gboolean |
176 | _gtk_css_background_repeat_style_try (GtkCssParser *parser, |
177 | GtkCssRepeatStyle *result) |
178 | { |
179 | guint i; |
180 | |
181 | for (i = 0; i < G_N_ELEMENTS (background_repeat_values); i++) |
182 | { |
183 | if (gtk_css_parser_try_ident (self: parser, ident: background_repeat_values[i].name)) |
184 | { |
185 | *result = i; |
186 | return TRUE; |
187 | } |
188 | } |
189 | |
190 | return FALSE; |
191 | } |
192 | |
193 | GtkCssValue * |
194 | _gtk_css_background_repeat_value_try_parse (GtkCssParser *parser) |
195 | { |
196 | GtkCssRepeatStyle x, y; |
197 | |
198 | g_return_val_if_fail (parser != NULL, NULL); |
199 | |
200 | if (gtk_css_parser_try_ident (self: parser, ident: "repeat-x" )) |
201 | return _gtk_css_background_repeat_value_new (x: GTK_CSS_REPEAT_STYLE_REPEAT, y: GTK_CSS_REPEAT_STYLE_NO_REPEAT); |
202 | if (gtk_css_parser_try_ident (self: parser, ident: "repeat-y" )) |
203 | return _gtk_css_background_repeat_value_new (x: GTK_CSS_REPEAT_STYLE_NO_REPEAT, y: GTK_CSS_REPEAT_STYLE_REPEAT); |
204 | |
205 | if (!_gtk_css_background_repeat_style_try (parser, result: &x)) |
206 | return NULL; |
207 | |
208 | if (!_gtk_css_background_repeat_style_try (parser, result: &y)) |
209 | y = x; |
210 | |
211 | return _gtk_css_background_repeat_value_new (x, y); |
212 | } |
213 | |
214 | GtkCssRepeatStyle |
215 | _gtk_css_background_repeat_value_get_x (const GtkCssValue *repeat) |
216 | { |
217 | g_return_val_if_fail (repeat->class == >K_CSS_VALUE_BACKGROUND_REPEAT, GTK_CSS_REPEAT_STYLE_NO_REPEAT); |
218 | |
219 | return repeat->x; |
220 | } |
221 | |
222 | GtkCssRepeatStyle |
223 | _gtk_css_background_repeat_value_get_y (const GtkCssValue *repeat) |
224 | { |
225 | g_return_val_if_fail (repeat->class == >K_CSS_VALUE_BACKGROUND_REPEAT, GTK_CSS_REPEAT_STYLE_NO_REPEAT); |
226 | |
227 | return repeat->y; |
228 | } |
229 | |
230 | /* BORDER IMAGE REPEAT */ |
231 | |
232 | static struct { |
233 | const char *name; |
234 | GtkCssValue values[4]; |
235 | } border_repeat_values[4] = { |
236 | { "stretch" , |
237 | { { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_STRETCH, GTK_CSS_REPEAT_STYLE_STRETCH }, |
238 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_STRETCH, GTK_CSS_REPEAT_STYLE_REPEAT }, |
239 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_STRETCH, GTK_CSS_REPEAT_STYLE_ROUND }, |
240 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_STRETCH, GTK_CSS_REPEAT_STYLE_SPACE } |
241 | } }, |
242 | { "repeat" , |
243 | { { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_STRETCH }, |
244 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_REPEAT }, |
245 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_ROUND }, |
246 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_REPEAT, GTK_CSS_REPEAT_STYLE_SPACE } |
247 | } }, |
248 | { "round" , |
249 | { { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_STRETCH }, |
250 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_REPEAT }, |
251 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_ROUND }, |
252 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_ROUND, GTK_CSS_REPEAT_STYLE_SPACE } |
253 | } }, |
254 | { "space" , |
255 | { { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_STRETCH }, |
256 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_REPEAT }, |
257 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_ROUND }, |
258 | { >K_CSS_VALUE_BORDER_REPEAT, 1, TRUE, GTK_CSS_REPEAT_STYLE_SPACE, GTK_CSS_REPEAT_STYLE_SPACE } |
259 | } } |
260 | }; |
261 | |
262 | GtkCssValue * |
263 | _gtk_css_border_repeat_value_new (GtkCssRepeatStyle x, |
264 | GtkCssRepeatStyle y) |
265 | { |
266 | return _gtk_css_value_ref (value: &border_repeat_values[x].values[y]); |
267 | } |
268 | |
269 | static gboolean |
270 | _gtk_css_border_repeat_style_try (GtkCssParser *parser, |
271 | GtkCssRepeatStyle *result) |
272 | { |
273 | guint i; |
274 | |
275 | for (i = 0; i < G_N_ELEMENTS (border_repeat_values); i++) |
276 | { |
277 | if (gtk_css_parser_try_ident (self: parser, ident: border_repeat_values[i].name)) |
278 | { |
279 | *result = i; |
280 | return TRUE; |
281 | } |
282 | } |
283 | |
284 | return FALSE; |
285 | } |
286 | |
287 | GtkCssValue * |
288 | _gtk_css_border_repeat_value_try_parse (GtkCssParser *parser) |
289 | { |
290 | GtkCssRepeatStyle x, y; |
291 | |
292 | g_return_val_if_fail (parser != NULL, NULL); |
293 | |
294 | if (!_gtk_css_border_repeat_style_try (parser, result: &x)) |
295 | return NULL; |
296 | |
297 | if (!_gtk_css_border_repeat_style_try (parser, result: &y)) |
298 | y = x; |
299 | |
300 | return _gtk_css_border_repeat_value_new (x, y); |
301 | } |
302 | |
303 | GtkCssRepeatStyle |
304 | _gtk_css_border_repeat_value_get_x (const GtkCssValue *repeat) |
305 | { |
306 | g_return_val_if_fail (repeat->class == >K_CSS_VALUE_BORDER_REPEAT, GTK_CSS_REPEAT_STYLE_STRETCH); |
307 | |
308 | return repeat->x; |
309 | } |
310 | |
311 | GtkCssRepeatStyle |
312 | _gtk_css_border_repeat_value_get_y (const GtkCssValue *repeat) |
313 | { |
314 | g_return_val_if_fail (repeat->class == >K_CSS_VALUE_BORDER_REPEAT, GTK_CSS_REPEAT_STYLE_STRETCH); |
315 | |
316 | return repeat->y; |
317 | } |
318 | |
319 | |