1 #include <Elementary.h>
4 * @addtogroup Animator Animator
6 * Support basic animation functions for Evas_Object
9 static const float _in_out_table[181] = {
10 0, 3.08652e-05, 0.000123472, 0.000277855, 0.000494071, 0.000772201, 0.00111235, 0.00151464, 0.00197923, 0.00250628, 0.00309601, 0.00374862, 0.00446438, 0.00524354, 0.00608643, 0.00699335, 0.00796467,
11 0.00900077, 0.0101021, 0.011269, 0.012502, 0.0138016, 0.0151684, 0.0166028, 0.0181056, 0.0196773, 0.0213187, 0.0230304, 0.0248132, 0.026668, 0.0285955, 0.0305966, 0.0326724, 0.0348238, 0.0370519,
12 0.0393577, 0.0417424, 0.0442074, 0.0467538, 0.0493831, 0.0520968, 0.0548963, 0.0577834, 0.0607596, 0.063827, 0.0669873, 0.0702427, 0.0735953, 0.0770474, 0.0806015, 0.0842603, 0.0880264, 0.0919029,
13 0.095893, 0.1, 0.104228, 0.10858, 0.11306, 0.117674, 0.122427, 0.127322, 0.132367, 0.137567, 0.142929, 0.14846, 0.154169, 0.160065, 0.166158, 0.172458, 0.178977,0.18573, 0.192732, 0.2, 0.207554,
14 0.215417, 0.223615, 0.232178, 0.241144, 0.250556, 0.260466, 0.270939, 0.282055, 0.29392, 0.30667, 0.320495, 0.335664, 0.352594, 0.371981, 0.395178, 0.425672, 0.5, 0.574328, 0.604822, 0.628019,
15 0.647406, 0.664336, 0.679505, 0.69333, 0.70608, 0.717945, 0.729061, 0.739534, 0.749444, 0.758856, 0.767822, 0.776385, 0.784583, 0.792446, 0.8, 0.807268, 0.81427, 0.821023, 0.827542, 0.833842,
16 0.839935, 0.845831, 0.85154, 0.857071, 0.862433, 0.867633, 0.872678, 0.877573, 0.882326, 0.88694, 0.89142, 0.895772, 0.9, 0.904107, 0.908097, 0.911974, 0.91574, 0.919398, 0.922953, 0.926405,
17 0.929757, 0.933013, 0.936173, 0.93924, 0.942217, 0.945104, 0.947903, 0.950617, 0.953246, 0.955793, 0.958258, 0.960642, 0.962948, 0.965176, 0.967328, 0.969403, 0.971405, 0.973332, 0.975187, 0.97697,
18 0.978681, 0.980323, 0.981894, 0.983397, 0.984832, 0.986198, 0.987498, 0.988731, 0.989898, 0.990999, 0.992035, 0.993007, 0.993914, 0.994756, 0.995536, 0.996251, 0.996904, 0.997494, 0.998021, 0.998485,
19 0.998888, 0.999228, 0.999506, 0.999722, 0.999877, 0.999969, 1 };
21 static const float _in_table[181] = {
22 0, 1.54322e-05, 6.17303e-05, 0.000138899, 0.000246944, 0.000385877, 0.00055571, 0.000756459, 0.000988143, 0.00125078, 0.0015444, 0.00186903, 0.0022247, 0.00261143, 0.00302928, 0.00347827, 0.00395845,
23 0.00446987, 0.00501256, 0.00558659, 0.00619201, 0.00682887, 0.00749724, 0.00819718, 0.00892875, 0.00969203, 0.0104871, 0.011314, 0.0121729, 0.0130637, 0.0139867, 0.0149419, 0.0159293, 0.0169492,
24 0.0180015, 0.0190865, 0.0202041, 0.0213546, 0.0225379, 0.0237544, 0.025004, 0.0262869, 0.0276032, 0.0289531, 0.0303367, 0.0317542, 0.0332056, 0.0346912, 0.0362112, 0.0377656, 0.0393546, 0.0409785,
25 0.0426374, 0.0443314, 0.0460608, 0.0478257, 0.0496265, 0.0514631, 0.0533359, 0.0552451, 0.057191, 0.0591736, 0.0611933, 0.0632503, 0.0653449, 0.0674772, 0.0696476, 0.0718564, 0.0741037, 0.0763899,
26 0.0787153, 0.0810802, 0.0834849, 0.0859296, 0.0884148, 0.0909407, 0.0935076, 0.0961161, 0.0987663, 0.101459, 0.104194, 0.106971, 0.109793, 0.112658, 0.115567, 0.11852, 0.121519, 0.124564, 0.127654,
27 0.130791, 0.133975, 0.137206, 0.140485, 0.143813, 0.147191, 0.150618, 0.154095, 0.157623, 0.161203, 0.164835, 0.168521, 0.17226, 0.176053, 0.179901, 0.183806, 0.187767, 0.191786, 0.195863, 0.2,
28 0.204197, 0.208455, 0.212776, 0.217159, 0.221607, 0.226121, 0.230701, 0.235349, 0.240066, 0.244853, 0.249712, 0.254644, 0.259651, 0.264733, 0.269893, 0.275133, 0.280454, 0.285857, 0.291345, 0.29692,
29 0.302584, 0.308339, 0.314187, 0.320131, 0.326173, 0.332316, 0.338562, 0.344915, 0.351378, 0.357955, 0.364647, 0.371461, 0.378398, 0.385464, 0.392663, 0.4, 0.40748, 0.415108, 0.42289, 0.430833,
30 0.438944, 0.447229, 0.455697, 0.464357, 0.473217, 0.482289, 0.491583, 0.501112, 0.51089, 0.520932, 0.531255, 0.541877, 0.552821, 0.56411, 0.575772, 0.587839, 0.600347, 0.61334, 0.626867, 0.640989,
31 0.65578, 0.671329, 0.68775, 0.705189, 0.723838, 0.743962, 0.76594, 0.790356, 0.818188, 0.851343, 0.894737, 1 };
33 static const float _out_table[181] = {
34 0, 0.105263, 0.148657, 0.181812, 0.209644, 0.23406, 0.256038, 0.276162, 0.294811, 0.31225, 0.328671, 0.34422, 0.359011, 0.373133, 0.38666, 0.399653, 0.412161, 0.424228, 0.43589, 0.447179, 0.458123,
35 0.468745, 0.479068, 0.48911, 0.498888, 0.508417, 0.517711, 0.526783, 0.535643, 0.544303, 0.552771, 0.561056, 0.569167, 0.57711, 0.584892, 0.59252, 0.6, 0.607337, 0.614536, 0.621602, 0.628539, 0.635353,
36 0.642045, 0.648622, 0.655085, 0.661438, 0.667684, 0.673827, 0.679869, 0.685813, 0.691661, 0.697416, 0.70308, 0.708655, 0.714143, 0.719546, 0.724867, 0.730107, 0.735267, 0.740349, 0.745356, 0.750288,
37 0.755147, 0.759934, 0.764651, 0.769299, 0.773879, 0.778393, 0.782841, 0.787224, 0.791545, 0.795803, 0.8, 0.804137, 0.808214, 0.812233, 0.816194, 0.820099, 0.823947, 0.82774, 0.831479, 0.835165,
38 0.838797, 0.842377, 0.845905, 0.849382, 0.852809, 0.856187, 0.859515, 0.862794, 0.866025, 0.869209, 0.872346, 0.875436, 0.878481, 0.88148, 0.884433, 0.887342, 0.890207, 0.893029, 0.895806, 0.898541,
39 0.901234, 0.903884, 0.906492, 0.909059, 0.911585, 0.91407, 0.916515, 0.91892, 0.921285, 0.92361, 0.925896, 0.928144, 0.930352, 0.932523, 0.934655, 0.93675, 0.938807, 0.940826, 0.942809, 0.944755,
40 0.946664, 0.948537, 0.950374, 0.952174, 0.953939, 0.955669, 0.957363, 0.959021, 0.960645, 0.962234, 0.963789, 0.965309, 0.966794, 0.968246, 0.969663, 0.971047, 0.972397, 0.973713, 0.974996, 0.976246,
41 0.977462, 0.978645, 0.979796, 0.980914, 0.981998, 0.983051, 0.984071, 0.985058, 0.986013, 0.986936, 0.987827,0.988686, 0.989513, 0.990308, 0.991071, 0.991803, 0.992503, 0.993171, 0.993808, 0.994413,
42 0.994987, 0.99553, 0.996042, 0.996522, 0.996971, 0.997389, 0.997775, 0.998131, 0.998456, 0.998749, 0.999012, 0.999244, 0.999444, 0.999614, 0.999753, 0.999861, 0.999938, 0.999985, 1 };
47 Ecore_Animator *animator;
51 unsigned int repeat_cnt;
52 unsigned int cur_repeat_cnt;
53 double (*curve_op) (const double);
54 void (*animator_op) (void *, Elm_Animator *, const double);
56 void (*completion_op) (void *);
58 Eina_Bool auto_reverse:1;
59 Eina_Bool on_animating:1;
62 static double _animator_curve_linear(const double frame);
64 static double _animator_curve_in_out(const double frame);
66 static double _animator_curve_in(const double frame);
68 static double _animator_curve_out(const double frame);
70 static unsigned int _animator_compute_reverse_repeat_count(unsigned int cnt);
72 static unsigned int _animator_compute_no_reverse_repeat_count(unsigned int cnt);
74 static int _animator_animate_cb(void *data);
76 static void _delete_animator(Elm_Animator * animator);
78 static void _animator_parent_del(void *data);
81 _animator_compute_reverse_repeat_count(unsigned int cnt)
83 return ((cnt + 1) * 2) - 1;
87 _animator_compute_no_reverse_repeat_count(unsigned int cnt)
93 _animator_curve_linear(const double frame)
99 _animator_curve_in_out(const double frame)
102 return _animator_curve_out(frame * 2) * 0.5;
104 return _animator_curve_in(frame * 2 - 1) * 0.5 + 0.5;
108 _animator_curve_in(const double frame)
110 return sqrt(1 - pow(frame - 1, 2));
114 _animator_curve_out(const double frame)
116 return 1 - sqrt(1 - pow(frame, 2));
120 _delete_animator(Elm_Animator * animator)
122 if (animator->animator)
124 ecore_animator_del(animator->animator);
125 animator->animator = NULL;
130 _animator_animate_cb(void *data)
132 Elm_Animator *animator = (Elm_Animator *) data;
134 animator->cur_time = ecore_loop_time_get();
135 double elapsed_time = animator->cur_time - animator->begin_time;
137 //TODO: HOW TO MAKE IT PRECIOUS TIME? -> Use Interpolation!!
138 if (elapsed_time > animator->duration)
139 elapsed_time = animator->duration;
141 float frame = animator->curve_op(elapsed_time / animator->duration);
144 if (animator->auto_reverse == EINA_TRUE)
146 if (animator->cur_repeat_cnt % 2 == 0)
150 if (animator->duration > 0)
151 animator->animator_op(animator->animator_arg, animator, frame);
153 //Not end. Keep going.
154 if (elapsed_time < animator->duration)
155 return ECORE_CALLBACK_RENEW;
157 //Repeat and reverse and time done!
158 if (animator->cur_repeat_cnt == 0)
160 animator->on_animating = EINA_FALSE;
161 _delete_animator(animator);
162 if (animator->completion_op)
163 animator->completion_op(animator->completion_arg);
164 return ECORE_CALLBACK_CANCEL;
168 --animator->cur_repeat_cnt;
169 animator->begin_time = ecore_loop_time_get();
171 return ECORE_CALLBACK_RENEW;
175 _animator_parent_del(void *data)
177 elm_animator_stop(data);
178 elm_animator_del(data);
182 * Get the value of reverse mode.
184 * @param animator Animator object
185 * @return EINA_TRUE is reverse mode
190 elm_animator_auto_reverse_get(Elm_Animator * animator)
194 return animator->auto_reverse;
198 * Get the value of repeat count.
200 * @param animator Animator object
201 * @return Repeat count
206 elm_animator_repeat_get(Elm_Animator * animator)
210 return animator->repeat_cnt;
214 * Set auto reverse function.
216 * @param animator Animator object
217 * @param reverse Reverse or not
222 elm_animator_auto_reverse_set(Elm_Animator * animator, Eina_Bool reverse)
226 if (animator->auto_reverse == reverse)
228 animator->auto_reverse = reverse;
229 if (reverse == EINA_TRUE)
230 animator->repeat_cnt =
231 _animator_compute_reverse_repeat_count(animator->repeat_cnt);
233 animator->repeat_cnt =
234 _animator_compute_no_reverse_repeat_count(animator->repeat_cnt);
238 * Set the animation acceleration style.
240 * @param animator Animator object
241 * @param cs Curve style. Default is ELM_ANIMATOR_CURVE_LINEAR
246 elm_animator_curve_style_set(Elm_Animator * animator,
247 Elm_Animator_Curve_Style cs)
254 case ELM_ANIMATOR_CURVE_LINEAR:
255 animator->curve_op = _animator_curve_linear;
257 case ELM_ANIMATOR_CURVE_IN_OUT:
258 animator->curve_op = _animator_curve_in_out;
260 case ELM_ANIMATOR_CURVE_IN:
261 animator->curve_op = _animator_curve_in;
263 case ELM_ANIMATOR_CURVE_OUT:
264 animator->curve_op = _animator_curve_out;
267 animator->curve_op = _animator_curve_linear;
273 * Set the operation duration.
275 * @param animator Animator object
276 * @param duration Duration in second
281 elm_animator_duration_set(Elm_Animator * animator, const double duration)
285 if (animator->on_animating == EINA_TRUE)
287 animator->duration = duration;
291 * Set the callback function for animator operation.
293 * @param animator Animator object
294 * @param op Callback function pointer
295 * @param data Callback function user argument
300 elm_animator_operation_callback_set(Elm_Animator * animator,
301 void (*op) (void *, Elm_Animator *,
302 const double), void *data)
306 if (animator->on_animating == EINA_TRUE)
308 animator->animator_op = op;
309 animator->animator_arg = data;
315 * @param parent Parent object
316 * @return animator object
321 elm_animator_add(Evas_Object * parent)
323 Elm_Animator *animator = calloc(1, sizeof(Elm_Animator));
327 elm_animator_auto_reverse_set(animator, EINA_FALSE);
328 elm_animator_curve_style_set(animator, ELM_ANIMATOR_CURVE_LINEAR);
331 evas_object_event_callback_add(parent, EVAS_CALLBACK_DEL,
332 _animator_parent_del, animator);
338 * Get the status for the animator operation.
340 * @param animator Animator object
341 * @return EINA_TRUE is animator is operating.
346 elm_animator_operating_get(Elm_Animator * animator)
350 return animator->on_animating;
356 * @param animator Animator object
361 elm_animator_del(Elm_Animator * animator)
365 _delete_animator(animator);
370 * Set the callback function for the animator end.
372 * @param animator Animator object
373 * @param op Callback function pointer
374 * @param data Callback function user argument
379 elm_animator_completion_callback_set(Elm_Animator * animator,
380 void (*op) (void *), void *data)
384 if (animator->on_animating == EINA_TRUE)
386 animator->completion_op = op;
387 animator->completion_arg = data;
393 * @param animator Animator object
398 elm_animator_stop(Elm_Animator * animator)
402 animator->on_animating = EINA_FALSE;
403 _delete_animator(animator);
407 * Set the animator repeat count.
409 * @param animator Animator object
410 * @param repeat_cnt Repeat count
415 elm_animator_repeat_set(Elm_Animator * animator, const unsigned int repeat_cnt)
419 if (animator->auto_reverse == EINA_FALSE)
420 animator->repeat_cnt = repeat_cnt;
422 animator->repeat_cnt = _animator_compute_reverse_repeat_count(repeat_cnt);
428 * @param animator Animator object
433 elm_animator_animate(Elm_Animator * animator)
437 if (!animator->animator_op)
439 animator->begin_time = ecore_loop_time_get();
440 animator->on_animating = EINA_TRUE;
441 animator->cur_repeat_cnt = animator->repeat_cnt;
442 if (!animator->animator)
443 animator->animator = ecore_animator_add(_animator_animate_cb, animator);
444 if (!animator->animator)
445 animator->on_animating = EINA_FALSE;