1 /*
2 * Copyright (C) 2000-2013 The Exult Team
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program 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
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19 #ifndef GUMP_UTILS_H
20 #define GUMP_UTILS_H
21
22 #include <unistd.h>
23
24 #include "SDL_timer.h"
25 #include "SDL_events.h"
26
27 /*
28 * Delay between animations.
29 */
30
31 #define DELAY_TOTAL_MS 10
32 #define DELAY_SINGLE_MS 1
33
Delay()34 inline void Delay(
35 ) {
36 Uint32 expiration = DELAY_TOTAL_MS + SDL_GetTicks();
37 for (;;) {
38 SDL_PumpEvents();
39 if ((SDL_PeepEvents(nullptr, 0, SDL_PEEKEVENT, SDL_FIRSTEVENT, SDL_LASTEVENT) != 0) ||
40 (static_cast<Sint32>(SDL_GetTicks()) >= static_cast<Sint32>(expiration))) return;
41
42 SDL_Delay(DELAY_SINGLE_MS);
43 }
44 }
45
46 #endif
47