4 #define TIMEOUT_1 1.0 // interval for timer1
5 #define TIMEOUT_2 3.0 // timer2 - delay timer1
6 #define TIMEOUT_3 8.2 // timer3 - pause timer1
7 #define TIMEOUT_4 11.0 // timer4 - resume timer1
8 #define TIMEOUT_5 14.0 // timer5 - change interval of timer1
9 #define TIMEOUT_6 18.0 // top timer1 and start timer7 and timer8 with changed precision
10 #define TIMEOUT_7 1.1 // interval for timer7
11 #define TIMEOUT_8 1.2 // interval for timer8
12 #define DELAY_1 3.0 // delay time for timer1 - used by timer2
13 #define INTERVAL1 2.0 // new interval for timer1 - used by timer5
15 static double _initial_time = 0;
17 struct context { // helper struct to give some context to the callbacks
29 _get_current_time(void)
31 return ecore_time_get() - _initial_time;
35 _timer1_cb(void *data)
37 printf("Timer1 expired after %0.3f seconds.\n", _get_current_time());
38 return ECORE_CALLBACK_RENEW;
42 _timer2_cb(void *data)
44 struct context *ctxt = data;
45 printf("Timer2 expired after %0.3f seconds. "
46 "Adding delay of %0.3f seconds to timer1.\n",
47 _get_current_time(), DELAY_1);
49 ecore_timer_delay(ctxt->timer1, DELAY_1);
52 return ECORE_CALLBACK_CANCEL;
56 _timer3_cb(void *data)
58 struct context *ctxt = data;
59 printf("Timer3 expired after %0.3f seconds. "
60 "Freezing timer1.\n", _get_current_time());
62 ecore_timer_freeze(ctxt->timer1);
65 return ECORE_CALLBACK_CANCEL;
69 _timer4_cb(void *data)
71 struct context *ctxt = data;
72 printf("Timer4 expired after %0.3f seconds. "
73 "Resuming timer1, which has %0.3f seconds left to expire.\n",
74 _get_current_time(), ecore_timer_pending_get(ctxt->timer1));
76 ecore_timer_thaw(ctxt->timer1);
79 return ECORE_CALLBACK_CANCEL;
83 _timer5_cb(void *data)
85 struct context *ctxt = data;
86 double interval = ecore_timer_interval_get(ctxt->timer1);
88 printf("Timer5 expired after %0.3f seconds. "
89 "Changing interval of timer1 from %0.3f to %0.3f seconds.\n",
90 _get_current_time(), interval, INTERVAL1);
92 ecore_timer_interval_set(ctxt->timer1, INTERVAL1);
95 return ECORE_CALLBACK_CANCEL;
99 _timer7_cb(void *data)
101 struct context *ctxt = data;
102 printf("Timer7 expired after %0.3f seconds.\n", _get_current_time());
105 return ECORE_CALLBACK_CANCEL;
109 _timer8_cb(void *data)
111 struct context *ctxt = data;
112 printf("Timer8 expired after %0.3f seconds.\n", _get_current_time());
115 return ECORE_CALLBACK_CANCEL;
119 _timer6_cb(void *data)
121 struct context *ctxt = data;
122 printf("Timer6 expired after %0.3f seconds.\n", _get_current_time());
124 printf("Stopping timer1.\n");
126 ecore_timer_del(ctxt->timer1);
129 printf("Starting timer7 (%0.3fs) and timer8 (%0.3fs).\n",
130 TIMEOUT_7, TIMEOUT_8);
132 ctxt->timer7 = ecore_timer_add(TIMEOUT_7, _timer7_cb, ctxt);
133 ctxt->timer8 = ecore_timer_add(TIMEOUT_8, _timer8_cb, ctxt);
135 ecore_timer_precision_set(0.2);
138 return ECORE_CALLBACK_CANCEL;
141 int main(int argc, char **argv)
143 struct context ctxt = {0};
147 printf("ERROR: Cannot init Ecore!\n");
151 _initial_time = ecore_time_get();
153 ctxt.timer1 = ecore_timer_add(TIMEOUT_1, _timer1_cb, &ctxt);
154 ctxt.timer2 = ecore_timer_add(TIMEOUT_2, _timer2_cb, &ctxt);
155 ctxt.timer3 = ecore_timer_add(TIMEOUT_3, _timer3_cb, &ctxt);
156 ctxt.timer4 = ecore_timer_add(TIMEOUT_4, _timer4_cb, &ctxt);
157 ctxt.timer5 = ecore_timer_add(TIMEOUT_5, _timer5_cb, &ctxt);
158 ctxt.timer6 = ecore_timer_add(TIMEOUT_6, _timer6_cb, &ctxt);
160 printf("start the main loop.\n");
162 ecore_main_loop_begin();
165 ecore_timer_del(ctxt.timer1);
167 ecore_timer_del(ctxt.timer2);
169 ecore_timer_del(ctxt.timer3);
171 ecore_timer_del(ctxt.timer4);
173 ecore_timer_del(ctxt.timer5);
175 ecore_timer_del(ctxt.timer6);
177 ecore_timer_del(ctxt.timer7);
179 ecore_timer_del(ctxt.timer8);