1 /*
2 * Copyright (C) 2008 Kenneth Rohde Christiansen
3 * (C) 2008 Afonso Rabelo Costa Jr.
4 * (C) 2009-2010 ProFUSION embedded systems
5 * (C) 2009-2010 Samsung Electronics
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
24 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "config.h"
30 #include "SharedTimer.h"
31
32 #include <Ecore.h>
33 #include <wtf/Assertions.h>
34 #include <wtf/CurrentTime.h>
35 #include <wtf/MainThread.h>
36
37 namespace WebCore {
38
39 static Ecore_Timer *_sharedTimer = 0;
40
41 static void (*_timerFunction)();
42
setSharedTimerFiredFunction(void (* func)())43 void setSharedTimerFiredFunction(void (*func)())
44 {
45 _timerFunction = func;
46 }
47
timerEvent(void *)48 static Eina_Bool timerEvent(void*)
49 {
50 if (_timerFunction)
51 _timerFunction();
52
53 _sharedTimer = 0;
54
55 return ECORE_CALLBACK_CANCEL;
56 }
57
stopSharedTimer()58 void stopSharedTimer()
59 {
60 if (_sharedTimer) {
61 ecore_timer_del(_sharedTimer);
62 _sharedTimer = 0;
63 }
64 }
65
addNewTimer(double fireTime)66 void addNewTimer(double fireTime)
67 {
68 double interval = fireTime - currentTime();
69 stopSharedTimer();
70
71 _sharedTimer = ecore_timer_loop_add(interval, timerEvent, 0);
72 }
73
setSharedTimerFireTime(double fireTime)74 void setSharedTimerFireTime(double fireTime)
75 {
76 addNewTimer(fireTime);
77 }
78
79 }
80
81