Mercurial > molko

annotate libmlk-ui/mlk/ui/label.c @ 506:e205625015ba

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ui: gridmenu is stylable
author David Demelier <markand@malikania.fr>
date Thu, 02 Mar 2023 08:54:00 +0100
parents 6100c643dba0
children d49a05e7a5b5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
1 /*
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
2 * label.c -- GUI label
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
3 *
445
773a082f0b91 misc: update copyright years
David Demelier <markand@malikania.fr>
parents: 433
diff changeset
4 * Copyright (c) 2020-2023 David Demelier <markand@malikania.fr>
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
5 *
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
6 * Permission to use, copy, modify, and/or distribute this software for any
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
7 * purpose with or without fee is hereby granted, provided that the above
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
8 * copyright notice and this permission notice appear in all copies.
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
9 *
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
17 */
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
18
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
19 #include <assert.h>
152
1008a796a9e7 ui: make UI widgets usable as actions
David Demelier <markand@malikania.fr>
parents: 151
diff changeset
20 #include <string.h>
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
21
431
8f59201dc76b core: cleanup hierarchy
David Demelier <markand@malikania.fr>
parents: 409
diff changeset
22 #include <mlk/core/font.h>
8f59201dc76b core: cleanup hierarchy
David Demelier <markand@malikania.fr>
parents: 409
diff changeset
23 #include <mlk/core/panic.h>
8f59201dc76b core: cleanup hierarchy
David Demelier <markand@malikania.fr>
parents: 409
diff changeset
24 #include <mlk/core/texture.h>
148
c577c15df07f misc: split libraries, closes #2496
David Demelier <markand@malikania.fr>
parents: 145
diff changeset
25
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
26 #include "label.h"
505
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
27 #include "ui.h"
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
28
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
29 #define STYLE_INVOKE(s, f, ...) \
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
30 do { \
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
31 if (s && s->f) \
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
32 s->f(s, __VA_ARGS__); \
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
33 else if (mlk_label_style.f) \
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
34 mlk_label_style.f(s ? s : &mlk_label_style, __VA_ARGS__); \
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
35 } while (0)
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
36
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
37 static inline struct mlk_font *
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
38 style_font(struct mlk_label_style *style)
151
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
39 {
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
40 if (style && style->text_font)
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
41 return style->text_font;
151
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
42
505
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
43 return mlk_ui_fonts[MLK_UI_FONT_INTERFACE];
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
44 }
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
45
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
46 static void
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
47 draw(struct mlk_label_style *style, const struct mlk_label *label)
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
48 {
451
90a097b1aa0f core: font -> mlk_font
David Demelier <markand@malikania.fr>
parents: 445
diff changeset
49 struct mlk_font *font;
472
bc5483849614 core: texture -> mlk_texture
David Demelier <markand@malikania.fr>
parents: 465
diff changeset
50 struct mlk_texture tex;
486
d6757c30658e core: rework errors
David Demelier <markand@malikania.fr>
parents: 472
diff changeset
51 int err;
151
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
52
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
53 font = style_font(style);
151
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
54
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
55 if ((err = mlk_font_render(font, &tex, label->text, style->text_color)) < 0)
486
d6757c30658e core: rework errors
David Demelier <markand@malikania.fr>
parents: 472
diff changeset
56 mlk_panic(err);
151
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
57
472
bc5483849614 core: texture -> mlk_texture
David Demelier <markand@malikania.fr>
parents: 465
diff changeset
58 mlk_texture_draw(&tex, label->x, label->y);
bc5483849614 core: texture -> mlk_texture
David Demelier <markand@malikania.fr>
parents: 465
diff changeset
59 mlk_texture_finish(&tex);
151
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
60 }
b19d076856d2 ui: cleanup theme module, closes #2498
David Demelier <markand@malikania.fr>
parents: 150
diff changeset
61
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
62 struct mlk_label_style mlk_label_style = {
505
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
63 .text_color = 0x000000ff,
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
64 .draw = draw
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
65 };
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
66
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
67 void
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
68 mlk_label_init(struct mlk_label *label)
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
69 {
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
70 assert(mlk_label_ok(label));
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
71
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
72 STYLE_INVOKE(label->style, init, label);
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
73 }
6100c643dba0 ui: finally ditch theme
David Demelier <markand@malikania.fr>
parents: 504
diff changeset
74
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
75 int
493
fce3b3c4b496 ui: label -> mlk_label
David Demelier <markand@malikania.fr>
parents: 486
diff changeset
76 mlk_label_ok(const struct mlk_label *label)
174
6992085d47fd ui: major theme overhaul, closes #2509 @1h
David Demelier <markand@malikania.fr>
parents: 161
diff changeset
77 {
6992085d47fd ui: major theme overhaul, closes #2509 @1h
David Demelier <markand@malikania.fr>
parents: 161
diff changeset
78 return label && label->text && strlen(label->text) > 0;
6992085d47fd ui: major theme overhaul, closes #2509 @1h
David Demelier <markand@malikania.fr>
parents: 161
diff changeset
79 }
6992085d47fd ui: major theme overhaul, closes #2509 @1h
David Demelier <markand@malikania.fr>
parents: 161
diff changeset
80
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
81 int
493
fce3b3c4b496 ui: label -> mlk_label
David Demelier <markand@malikania.fr>
parents: 486
diff changeset
82 mlk_label_query(const struct mlk_label *label, unsigned int *w, unsigned int *h)
153
aa6e70e330a1 ui: make label less smart
David Demelier <markand@malikania.fr>
parents: 152
diff changeset
83 {
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
84 assert(mlk_label_ok(label));
153
aa6e70e330a1 ui: make label less smart
David Demelier <markand@malikania.fr>
parents: 152
diff changeset
85
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
86 struct mlk_font *font;
486
d6757c30658e core: rework errors
David Demelier <markand@malikania.fr>
parents: 472
diff changeset
87 int err;
153
aa6e70e330a1 ui: make label less smart
David Demelier <markand@malikania.fr>
parents: 152
diff changeset
88
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
89 font = style_font(label->style);
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
90
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
91 if ((err = mlk_font_query(font, label->text, w, h)) < 0)
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
92 return err;
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
93
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
94 return err;
153
aa6e70e330a1 ui: make label less smart
David Demelier <markand@malikania.fr>
parents: 152
diff changeset
95 }
aa6e70e330a1 ui: make label less smart
David Demelier <markand@malikania.fr>
parents: 152
diff changeset
96
aa6e70e330a1 ui: make label less smart
David Demelier <markand@malikania.fr>
parents: 152
diff changeset
97 void
493
fce3b3c4b496 ui: label -> mlk_label
David Demelier <markand@malikania.fr>
parents: 486
diff changeset
98 mlk_label_draw(const struct mlk_label *label)
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
99 {
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
100 assert(mlk_label_ok(label));
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
101
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
102 STYLE_INVOKE(label->style, draw, label);
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
103 }
145
7f1af54bb35a core: rework label alignment, closes #2494 @1h
David Demelier <markand@malikania.fr>
parents: 121
diff changeset
104
504
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
105 void
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
106 mlk_label_finish(struct mlk_label *label)
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
107 {
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
108 assert(mlk_label_ok(label));
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
109
52a305833381 ui: rework styles
David Demelier <markand@malikania.fr>
parents: 495
diff changeset
110 STYLE_INVOKE(label->style, finish, label);
99
4ac71ac10c9f core: start adding some UI elements
David Demelier <markand@malikania.fr>
parents:
diff changeset
111 }