Mercurial > molko

annotate libmlk-core/mlk/core/window.c @ 614:281608524dd1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
misc: implement dark/light theming
author David Demelier <markand@malikania.fr>
date Sun, 20 Aug 2023 14:45:10 +0200
parents f76cada0bbb2
children 19b195954ec3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
1 /*
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
2 * window.c -- basic window management
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
3 *
445
773a082f0b91 misc: update copyright years
David Demelier <markand@malikania.fr>
parents: 437
diff changeset
4 * Copyright (c) 2020-2023 David Demelier <markand@malikania.fr>
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
5 *
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
6 * Permission to use, copy, modify, and/or distribute this software for any
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
7 * purpose with or without fee is hereby granted, provided that the above
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
8 * copyright notice and this permission notice appear in all copies.
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
9 *
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
17 */
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
18
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
19 #include <assert.h>
156
c3a40062acc2 misc: create more generic startup function, closes #2500
David Demelier <markand@malikania.fr>
parents: 121
diff changeset
20 #include <string.h>
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
21
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
22 #include <SDL.h>
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
23
430
1645433e008d core: rename ERR_INTERNAL to ERR_SDL
David Demelier <markand@malikania.fr>
parents: 378
diff changeset
24 #include "err.h"
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
25 #include "util.h"
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
26 #include "window.h"
2
832c20d6cce9 core: make window singleton for convenience (textures)
David Demelier <markand@malikania.fr>
parents: 1
diff changeset
27 #include "window_p.h"
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
28
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
29 static struct mlk__window_handle handle = {
2
832c20d6cce9 core: make window singleton for convenience (textures)
David Demelier <markand@malikania.fr>
parents: 1
diff changeset
30 .win = NULL,
832c20d6cce9 core: make window singleton for convenience (textures)
David Demelier <markand@malikania.fr>
parents: 1
diff changeset
31 .renderer = NULL
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
32 };
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
33
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
34 static SDL_Cursor *cursors[MLK_WINDOW_CURSOR_LAST];
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
35
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
36 struct mlk_window mlk_window = {
614
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
37 .handle = &handle,
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
38 .theme_user = MLK_WINDOW_THEME_AUTO,
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
39 .theme_effective = MLK_WINDOW_THEME_LIGHT,
97
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
40 };
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
41
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
42 static void
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
43 load_cursors(void)
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
44 {
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
45 cursors[MLK_WINDOW_CURSOR_ARROW] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
46 cursors[MLK_WINDOW_CURSOR_EDIT] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM);
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
47 cursors[MLK_WINDOW_CURSOR_WAIT] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT);
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
48 cursors[MLK_WINDOW_CURSOR_CROSSHAIR] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR);
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
49 cursors[MLK_WINDOW_CURSOR_SIZE] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL);
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
50 cursors[MLK_WINDOW_CURSOR_NO] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_NO);
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
51 cursors[MLK_WINDOW_CURSOR_HAND] = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND);
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
52 }
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
53
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
54 static void
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
55 load_framerate(void)
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
56 {
613
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
57 const SDL_DisplayMode *mode;
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
58
613
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
59 if ((mode = SDL_GetCurrentDisplayMode(SDL_GetDisplayForWindow(handle.win))))
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
60 mlk_window.framerate = mode->refresh_rate;
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
61 }
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
62
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
63 static void
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
64 finish_cursors(void)
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
65 {
474
ca30ff96bbe0 core: util -> mlk_util
David Demelier <markand@malikania.fr>
parents: 445
diff changeset
66 for (size_t i = 0; i < MLK_UTIL_SIZE(cursors); ++i)
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
67 if (cursors[i])
613
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
68 SDL_DestroyCursor(cursors[i]);
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
69 }
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
70
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 261
diff changeset
71 static int
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
72 load_window(const char *title, unsigned int w, unsigned int h)
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
73 {
613
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
74 return (handle.win = SDL_CreateWindow(title, w, h, 0)) != NULL;
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
75 }
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
76
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 261
diff changeset
77 static int
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
78 load_renderer(void)
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
79 {
614
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
80 return (handle.renderer = SDL_CreateRenderer(handle.win, NULL, 0)) != NULL;
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
81 }
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
82
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 261
diff changeset
83 int
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
84 mlk_window_open(const char *title, unsigned int w, unsigned int h)
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
85 {
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
86 assert(title);
564
e91f37da2992 core: doxygenize window
David Demelier <markand@malikania.fr>
parents: 547
diff changeset
87 assert(w);
e91f37da2992 core: doxygenize window
David Demelier <markand@malikania.fr>
parents: 547
diff changeset
88 assert(h);
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
89
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
90 if (!load_window(title, w, h) || !load_renderer())
547
c7664b679a95 misc: remove error codes for now
David Demelier <markand@malikania.fr>
parents: 485
diff changeset
91 return mlk_errf("%s", SDL_GetError());
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
92
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
93 mlk_window.w = w;
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
94 mlk_window.h = h;
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
95
248
37771eaf4245 core: use vsync and improve game loop
David Demelier <markand@malikania.fr>
parents: 243
diff changeset
96 load_framerate();
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
97 load_cursors();
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
98
614
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
99 mlk_window_set_theme(mlk_window.theme_user);
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
100
298
196264679079 misc: remove usage of bool
David Demelier <markand@malikania.fr>
parents: 261
diff changeset
101 return 0;
0
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
102 }
efcc908bca21 core: implement basic windowing, closes #2437
David Demelier <markand@malikania.fr>
parents:
diff changeset
103
97
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
104 void
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
105 mlk_window_set_cursor(enum mlk_window_cursor cursor)
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
106 {
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
107 assert(cursor < MLK_WINDOW_CURSOR_LAST);
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
108
565
97af110e9e4d core: introduce MLK_WINDOW_CURSOR_OFF
David Demelier <markand@malikania.fr>
parents: 564
diff changeset
109 if (cursor == MLK_WINDOW_CURSOR_OFF)
613
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
110 SDL_ShowCursor();
565
97af110e9e4d core: introduce MLK_WINDOW_CURSOR_OFF
David Demelier <markand@malikania.fr>
parents: 564
diff changeset
111 else {
613
f76cada0bbb2 misc: switch to SDL3
David Demelier <markand@malikania.fr>
parents: 565
diff changeset
112 SDL_HideCursor();
565
97af110e9e4d core: introduce MLK_WINDOW_CURSOR_OFF
David Demelier <markand@malikania.fr>
parents: 564
diff changeset
113 SDL_SetCursor(cursors[cursor]);
97af110e9e4d core: introduce MLK_WINDOW_CURSOR_OFF
David Demelier <markand@malikania.fr>
parents: 564
diff changeset
114 }
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
115 }
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
116
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
117 void
614
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
118 mlk_window_set_theme(enum mlk_window_theme theme)
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
119 {
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
120 assert(theme >= 0 && theme < MLK_WINDOW_THEME_LAST);
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
121
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
122 mlk_window.theme_user = theme;
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
123
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
124 if (theme == MLK_WINDOW_THEME_AUTO) {
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
125 if (SDL_GetSystemTheme() == SDL_SYSTEM_THEME_DARK)
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
126 mlk_window.theme_effective = MLK_WINDOW_THEME_DARK;
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
127 else
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
128 mlk_window.theme_effective = MLK_WINDOW_THEME_LIGHT;
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
129 } else
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
130 mlk_window.theme_effective = mlk_window.theme_user;
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
131 }
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
132
281608524dd1 misc: implement dark/light theming
David Demelier <markand@malikania.fr>
parents: 613
diff changeset
133 void
485
3ff1fe64d0cd core: window -> mlk_window
David Demelier <markand@malikania.fr>
parents: 474
diff changeset
134 mlk_window_finish(void)
45
e10fd1b6323f core: implement splashscreen, closes #2458 @1h
David Demelier <markand@malikania.fr>
parents: 39
diff changeset
135 {
97
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
136 if (handle.renderer)
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
137 SDL_DestroyRenderer(handle.renderer);
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
138 if (handle.win)
58133933ea17 window: expose some data to avoid functions
David Demelier <markand@malikania.fr>
parents: 59
diff changeset
139 SDL_DestroyWindow(handle.win);
156
c3a40062acc2 misc: create more generic startup function, closes #2500
David Demelier <markand@malikania.fr>
parents: 121
diff changeset
140
163
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
141 finish_cursors();
4bbfcd9180a8 core: add window_set_cursor function, closes #2502
David Demelier <markand@malikania.fr>
parents: 156
diff changeset
142
156
c3a40062acc2 misc: create more generic startup function, closes #2500
David Demelier <markand@malikania.fr>
parents: 121
diff changeset
143 memset(&handle, 0, sizeof (handle));
45
e10fd1b6323f core: implement splashscreen, closes #2458 @1h
David Demelier <markand@malikania.fr>
parents: 39
diff changeset
144 }