#include #include "elm_priv.h" #define ELM_TRANSIT_CHECK_OR_RETURN(transit, ...) \ do { \ if (!transit) { \ CRITICAL("Elm_Transit " # transit " is NULL!"); \ return __VA_ARGS__; \ } \ if (!EINA_MAGIC_CHECK(transit, ELM_TRANSIT_MAGIC)) { \ EINA_MAGIC_FAIL(transit, ELM_TRANSIT_MAGIC); \ return __VA_ARGS__; \ } \ if (transit->deleted){ \ ERR("Elm_Transit " # transit " has already been deleted!"); \ return __VA_ARGS__; \ } \ } while (0) /** * * @defgroup Transit Transit * @ingroup Elementary * * Transit is designed to set the various effects for the Evas_Object such like * translation, rotation, etc. For using Effects, Create transit and insert * effects which are interesting. * Once effects are inserted into transit, transit will manage those effects. * (ex deleting). * * Example: * @code * Elm_Transit *trans = elm_transit_add(5.0); * elm_transit_object_add(trans, obj); * void *effect_context = elm_transit_effect_translation_context_new(0.0, 0.0, * 280.0, 280.0); * elm_transit_effect_add(transit, * elm_transit_effect_translation_op, effect_context, * elm_transit_effect_translation_context_free); * elm_transit_auto_reverse_set(transit, EINA_TRUE); * elm_transit_tween_mode_set(transit, ELM_TRANSIT_TWEEN_MODE_DECELERATE); * elm_transit_repeat_times_set(transit, -1); * @endcode * * @warning We strongly recomend to use elm_transit just when edje can not do * the trick. Edje has more advantage than Elm_Transit, it has more flexibility and * animations can be manipulated inside the object's theme. */ static const char _transit_key[] = "_elm_transit"; struct _Elm_Transit { #define ELM_TRANSIT_MAGIC 0xd27f190a EINA_MAGIC; Ecore_Animator *animator; Eina_List *effect_list; Eina_List *objs; Elm_Transit_Tween_Mode tween_mode; Eina_Bool auto_reverse:1; Eina_Bool block:1; Eina_Bool deleted:1; unsigned int effects_pending_del; int walking; struct { void (*func) (void *data, Elm_Transit *transit); void *arg; } del_data; struct { double duration; double begin; double current; } time; struct { int count; int current; } repeat; }; struct _Elm_Effect { void (*animation_op) (void *data, Elm_Transit *transit, double progress); void (*user_data_free) (void *data, Elm_Transit *transit); void *user_data; Eina_Bool deleted:1; }; typedef struct _Elm_Effect Elm_Effect; static void _elm_transit_object_remove_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__); static unsigned int _animator_compute_no_reverse_repeat_count(unsigned int cnt) { return cnt / 2; } static unsigned int _animator_compute_reverse_repeat_count(unsigned int cnt) { return ((cnt + 1) * 2) - 1; } static void _elm_transit_object_remove(Elm_Transit *transit, Evas_Object *obj) { Eina_Bool *state; state = evas_object_data_del(obj, _transit_key); free(state); transit->objs = eina_list_remove(transit->objs, obj); evas_object_event_callback_del(obj, EVAS_CALLBACK_DEL, _elm_transit_object_remove_cb); } static void _elm_transit_object_remove_cb(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__) { Elm_Transit *transit = data; _elm_transit_object_remove(transit, obj); if (!transit->objs) elm_transit_del(transit); } static double _tween_progress_calc(Elm_Transit *transit, double progress) { switch (transit->tween_mode) { case ELM_TRANSIT_TWEEN_MODE_ACCELERATE: return 1.0 - sin((ELM_PI / 2.0) + (progress * ELM_PI / 2.0)); case ELM_TRANSIT_TWEEN_MODE_DECELERATE: return sin(progress * ELM_PI / 2.0); case ELM_TRANSIT_TWEEN_MODE_SINUSOIDAL: return (1.0 - cos(progress * ELM_PI)) / 2.0; default: return progress; } } static void _elm_transit_effect_del(Elm_Transit *transit, Elm_Effect *effect, Eina_List *elist) { if (effect->user_data_free) effect->user_data_free(effect->user_data, transit); transit->effect_list = eina_list_remove_list(transit->effect_list, elist); free(effect); } static void _remove_dead_effects(Elm_Transit *transit) { Eina_List *elist, *elist_next; Elm_Effect *effect; EINA_LIST_FOREACH_SAFE(transit->effect_list, elist, elist_next, effect) { if (effect->deleted) { _elm_transit_effect_del(transit, effect, elist); transit->effects_pending_del--; if (!transit->effects_pending_del) return; } } } static void _elm_transit_del(Elm_Transit *transit) { Eina_List *elist, *elist_next; Elm_Effect *effect; if (transit->del_data.func) transit->del_data.func(transit->del_data.arg, transit); if (transit->block) elm_transit_event_block_set(transit, EINA_FALSE); ecore_animator_del(transit->animator); EINA_LIST_FOREACH_SAFE(transit->effect_list, elist, elist_next, effect) _elm_transit_effect_del(transit, effect, elist); while (transit->objs) _elm_transit_object_remove(transit, eina_list_data_get(transit->objs)); EINA_MAGIC_SET(transit, EINA_MAGIC_NONE); free(transit); } static void _transit_animate_op(Elm_Transit *transit, double progress) { Eina_List *elist; Elm_Effect *effect; transit->walking++; EINA_LIST_FOREACH(transit->effect_list, elist, effect) { if (transit->deleted) break; if (!effect->deleted) effect->animation_op(effect->user_data, transit, progress); } transit->walking--; if (transit->walking) return; if (transit->deleted) _elm_transit_del(transit); else if (transit->effects_pending_del) _remove_dead_effects(transit); } static Eina_Bool _animator_animate_cb(void *data) { Elm_Transit *transit = data; transit->time.current = ecore_loop_time_get(); double elapsed_time = transit->time.current - transit->time.begin; if (elapsed_time > transit->time.duration) elapsed_time = transit->time.duration; double progress = _tween_progress_calc(transit, elapsed_time / transit->time.duration); /* Reverse? */ if (transit->auto_reverse) { if ((transit->repeat.current % 2)) progress = 1 - progress; } if (transit->time.duration > 0) _transit_animate_op(transit, progress); /* Not end. Keep going. */ if (elapsed_time < transit->time.duration) return ECORE_CALLBACK_RENEW; /* Repeat and reverse and time done! */ if (transit->repeat.current == transit->repeat.count) { elm_transit_del(transit); return ECORE_CALLBACK_CANCEL; } /* Repeat Case */ transit->repeat.current++; transit->time.begin = ecore_loop_time_get(); return ECORE_CALLBACK_RENEW; } /** * Add new transit. * * @note Is not necessary to delete the transit object, it will be deleted at * the end of its operation. * @note The transit will start playing when the program enter in the main loop, is not * necessary to give a start to the transit. * * @param duration The duration of the transit in seconds. When transit starts * to run, it will last a @p duration time. * @return The transit object. * * @ingroup Transit */ EAPI Elm_Transit * elm_transit_add(double duration) { Elm_Transit *transit = ELM_NEW(Elm_Transit); if (!transit) return NULL; EINA_MAGIC_SET(transit, ELM_TRANSIT_MAGIC); elm_transit_tween_mode_set(transit, ELM_TRANSIT_TWEEN_MODE_LINEAR); transit->time.duration = duration; transit->time.begin = ecore_loop_time_get(); transit->animator = ecore_animator_add(_animator_animate_cb, transit); return transit; } /** * Stops the animation and delete the @p transit object. * * Call this function if you wants to stop the animation before the duration * time. Make sure the @p transit object is still alive with * elm_transit_del_cb_set() function. * All added effects will be deleted, calling its repective data_free_cb * functions. The function setted by elm_tansit_del_cb_set() will be called. * * @see elm_transit_del_cb_set() * * @param transit The transit object to be deleted. * * @ingroup Transit * @warning Just call this function if you are sure the transit is alive. */ EAPI void elm_transit_del(Elm_Transit *transit) { ELM_TRANSIT_CHECK_OR_RETURN(transit); if (transit->walking) transit->deleted = EINA_TRUE; else _elm_transit_del(transit); } /** * Add a new effect to the transit. * * @note The cb function and the data are the key to the effect. If you try to * add an already added effect, nothing is done. * @note After the first addition of an effect in @p transit, if its * effect list become empty again, the @p transit will be killed by * elm_transit_del(transit) function. * * Exemple: * @code * Elm_Transit *transit = elm_transit_add(5.0); * elm_transit_effect_add(transit, * elm_transit_effect_blend_op, * elm_transit_effect_blend_context_new(), * elm_transit_effect_blend_context_free); * @endcode * * @param transit The transit object. * @param cb The operation function. It is called when the animation begins, * it is the function that actually performs the animation. It is called with * the @p data, @p transit and the time progression of the animation (a double * value between 0.0 and 1.0). * @param data The context data of the effect. * @param data_free_cb The function to free the context data, it will be called * at the end of the effect, it must finalize the animation and free the * @p data. * * @ingroup Transit * @warning The transit free the context data at the and of the transition with * the data_free_cb function, do not use the context data in another transit. */ EAPI void elm_transit_effect_add(Elm_Transit *transit, void (*cb)(void *data, Elm_Transit *transit, double progress), void *data, void (*data_free_cb)(void *data, Elm_Transit *transit)) { ELM_TRANSIT_CHECK_OR_RETURN(transit); Elm_Effect *effect; Eina_List *elist; EINA_LIST_FOREACH(transit->effect_list, elist, effect) if ((effect->animation_op == cb) && (effect->user_data == data)) return; effect = ELM_NEW(Elm_Effect); if (!effect) return; effect->user_data_free = data_free_cb; effect->animation_op = cb; effect->user_data = data; transit->effect_list = eina_list_append(transit->effect_list, effect); } /** * Delete an added effect. * * This function will remove the effect from the @p transit, calling the * data_free_cb to free the @p data. * * @see elm_transit_effect_add() * * @note If the effect is not found, nothing is done. * @note If the effect list become empty, this function will call * elm_transit_del(transit), that is, it will kill the @p transit. * * @param transit The transit object. * @param cb The operation function. * @param data The context data of the effect. * * @ingroup Transit */ EAPI void elm_transit_effect_del(Elm_Transit *transit, void (*cb)(void *data, Elm_Transit *transit, double progress), void *data) { ELM_TRANSIT_CHECK_OR_RETURN(transit); Eina_List *elist, *elist_next; Elm_Effect *effect; EINA_LIST_FOREACH_SAFE(transit->effect_list, elist, elist_next, effect) { if ((effect->animation_op == cb) && (effect->user_data == data)) { if (transit->walking) { effect->deleted = EINA_TRUE; transit->effects_pending_del++; } else { _elm_transit_effect_del(transit, effect, elist); if (!transit->effect_list) elm_transit_del(transit); } return; } } } /** * Add new object to apply the effects. * * @note After the first addition of an object in @p transit, if its * object list become empty again, the @p transit will be killed by * elm_transit_del(transit) function. * * @param transit The transit object. * @param obj Object to be animated. * * @ingroup Transit */ EAPI void elm_transit_object_add(Elm_Transit *transit, Evas_Object *obj) { ELM_TRANSIT_CHECK_OR_RETURN(transit); if (!obj) return; if (eina_list_data_find(transit->objs, obj)) return; Eina_Bool *state; transit->objs = eina_list_append(transit->objs, obj); state = ELM_NEW(Eina_Bool); *state = evas_object_pass_events_get(obj); evas_object_data_set(obj, _transit_key, state); if (transit->block) evas_object_pass_events_set(obj, EINA_TRUE); evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _elm_transit_object_remove_cb, transit); } /** * Removes an added object from the transit. * * @note If the @p obj is not in the @transit, nothing is done. * @note If the list become empty, this function will call * elm_transit_del(transit), that is, it will kill the @p transit. * * @param transit The transit object. * @param obj Object to be removed from @p transit. * * @ingroup Transit */ EAPI void elm_transit_object_remove(Elm_Transit *transit, Evas_Object *obj) { ELM_TRANSIT_CHECK_OR_RETURN(transit); if (!obj) return; _elm_transit_object_remove(transit, obj); if (!transit->objs) elm_transit_del(transit); } /** * Get the objects of the transit. * * @param transit The transit object. * @return a Eina_List with the objects from the transit. * * @ingroup Transit */ EAPI const Eina_List * elm_transit_objects_get(const Elm_Transit *transit) { ELM_TRANSIT_CHECK_OR_RETURN(transit, NULL); return transit->objs; } /** * Set the event blocked when transit is operating. * * If @p disabled is EINA_TRUE, the objects of the transit will not receives * events from mouse and keyboard during the animation. * * @param transit The transit object. * @param disabled Disable or enable. * * @ingroup Transit */ EAPI void elm_transit_event_block_set(Elm_Transit *transit, Eina_Bool disabled) { ELM_TRANSIT_CHECK_OR_RETURN(transit); if (transit->block == disabled) return; Evas_Object *obj; Eina_List *elist; transit->block = disabled; if (!transit->block) { EINA_LIST_FOREACH(transit->objs, elist, obj) { Eina_Bool *state = evas_object_data_get(obj, _transit_key); evas_object_pass_events_set(obj, *state); } } else { EINA_LIST_FOREACH(transit->objs, elist, obj) evas_object_pass_events_set(obj, EINA_TRUE); } } /** * Get the value of event blocked status. * * @see elm_transit_event_block_set() * * @param transit The Transit object * @return EINA_TRUE, when event block is enabled. If @p transit is NULL * EINA_FALSE is returned * * @ingroup Transit */ EAPI Eina_Bool elm_transit_event_block_get(const Elm_Transit *transit) { ELM_TRANSIT_CHECK_OR_RETURN(transit, EINA_FALSE); return transit->block; } /** * Set the user-callback function when the transit is deleted. * * @note Using this function twice will overwrite the first function setted. * @note the @p transit object will be deleted after call @p cb function. * * @param transit The transit object. * @param cb Callback function pointer. This function will be called before * the deletion of the transit. * @param data Callback funtion user data. It is the @p op parameter. * * @ingroup Transit */ EAPI void elm_transit_del_cb_set(Elm_Transit *transit, void (*cb) (void *data, Elm_Transit *transit), void *data) { ELM_TRANSIT_CHECK_OR_RETURN(transit); if (!transit) return; transit->del_data.func = cb; transit->del_data.arg = data; } /** * Set reverse effect automatically. * * If auto reverse is setted, after running the effects with the progress * parameter from 0 to 1, it will call the effecs again with the progress * from 1 to 0. The transit will last for a time iqual to (2 * duration * repeat), * where the duration was setted with the function elm_transit_add and * the repeat with the function elm_transit_repeat_times_set(). * * @param transit The transit object. * @param reverse EINA_TRUE means the auto_reverse is on. * * @ingroup Transit */ EAPI void elm_transit_auto_reverse_set(Elm_Transit *transit, Eina_Bool reverse) { ELM_TRANSIT_CHECK_OR_RETURN(transit); if (transit->auto_reverse == reverse) return; transit->auto_reverse = reverse; if (reverse) { transit->repeat.count = _animator_compute_reverse_repeat_count(transit->repeat.count); } else { transit->repeat.count = _animator_compute_no_reverse_repeat_count(transit->repeat.count); } } /** * Get if the auto reverse is on. * * @see elm_transit_auto_reverse_set() * * @param transit The transit object. * @return EINA_TRUE means auto reverse is on. If @p transit is NULL * EINA_FALSE is returned * * @ingroup Transit */ EAPI Eina_Bool elm_transit_auto_reverse_get(Elm_Transit *transit) { ELM_TRANSIT_CHECK_OR_RETURN(transit, EINA_FALSE); return transit->auto_reverse; } /** * Set the transit repeat count. Effect will be repeated by repeat count. * * This function sets the number of repetition the transit will run after * the first one, that is, if @p repeat is 1, the transit will run 2 times. * If the @p repeat is a negative number, it will repeat infinite times. * * @note If this function is called during the transit execution, the transit * will run @p repeat times, ignoring the times it already performed. * * @param transit The transit object * @param repeat Repeat count * * @ingroup Transit */ EAPI void elm_transit_repeat_times_set(Elm_Transit *transit, int repeat) { ELM_TRANSIT_CHECK_OR_RETURN(transit); transit->repeat.count = repeat; transit->repeat.current = 0; if (!transit->auto_reverse || repeat < 0) transit->repeat.count = repeat; else { transit->repeat.count = _animator_compute_reverse_repeat_count(repeat); } } /** * Get the transit repeat count. * * @see elm_transit_repeat_times_set() * * @param transit The Transit object. * @return The repeat count. If @p transit is NULL * 0 is returned * * @ingroup Transit */ EAPI int elm_transit_repeat_times_get(Elm_Transit *transit) { ELM_TRANSIT_CHECK_OR_RETURN(transit, 0); if (!transit->auto_reverse || transit->repeat.count < 0) return transit->repeat.count; return _animator_compute_no_reverse_repeat_count(transit->repeat.count); } /** * Set the transit animation acceleration type. * * This function sets the tween mode of the transit that can be: * ELM_TRANSIT_TWEEN_MODE_LINEAR - The default mode. * ELM_TRANSIT_TWEEN_MODE_SINUSOIDAL - Starts in accelerate mode and ends decelerating. * ELM_TRANSIT_TWEEN_MODE_DECELERATE - The animation will be slowed over time. * ELM_TRANSIT_TWEEN_MODE_ACCELERATE - The animation will accelerate over time. * * @param transit The transit object. * @param tween_mode The tween type. * * @ingroup Transit */ EAPI void elm_transit_tween_mode_set(Elm_Transit *transit, Elm_Transit_Tween_Mode tween_mode) { ELM_TRANSIT_CHECK_OR_RETURN(transit); transit->tween_mode = tween_mode; } /** * Get the transit animation acceleration type. * * @note @p transit can not be NULL * * @param transit The transit object. * @return The tween type. If @p transit is NULL * ELM_TRANSIT_TWEEN_MODE_LINEAR is returned. * * @ingroup Transit */ EAPI Elm_Transit_Tween_Mode elm_transit_tween_mode_get(Elm_Transit *transit) { ELM_TRANSIT_CHECK_OR_RETURN(transit, ELM_TRANSIT_TWEEN_MODE_LINEAR); return transit->tween_mode; } /////////////////////////////////////////////////////////////////////////////// //Resizing FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Resizing Elm_Fx_Resizing; struct _Elm_Fx_Resizing { struct _size { Evas_Coord w, h; } from, to; }; /** * The Free function to Resizing Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Risizing effect, which consists of functions: * - elm_transit_effect_resizing_context_new() * - elm_transit_effect_resizing_op() * - elm_transit_effect_resizing_context_free() * * @see elm_transit_effect_add() * * @param data The Resizing context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_resizing_context_free(void *data, Elm_Transit *transit __UNUSED__) { free(data); } /** * Operation function to the Resizing Effect. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Risizing effect, which consists of functions: * - elm_transit_effect_resizing_context_new() * - elm_transit_effect_resizing_op() * - elm_transit_effect_resizing_context_free() * * @see elm_transit_effect_add() * * @param data The Resizing context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_resizing_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Evas_Coord w, h; Evas_Object *obj; Eina_List *elist; Elm_Fx_Resizing *resizing = data; w = resizing->from.w + (Evas_Coord) ((float)resizing->to.w * (float)progress); h = resizing->from.h + (Evas_Coord) ((float)resizing->to.h * (float)progress); EINA_LIST_FOREACH(transit->objs, elist, obj) evas_object_resize(obj, w, h); } /** * Get a new context data of Resizing Effect. * * This function belongs to the Risizing effect, which consists of functions: * - elm_transit_effect_resizing_context_new() * - elm_transit_effect_resizing_op() * - elm_transit_effect_resizing_context_free() * * @see elm_transit_effect_add() * * @param from_w Object width size when effect begins. * @param from_h Object height size when effect begins. * @param to_w Object width size when effect ends. * @param to_h Object height size when effect ends. * @return Resizing effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_resizing_context_new(Evas_Coord from_w, Evas_Coord from_h, Evas_Coord to_w, Evas_Coord to_h) { Elm_Fx_Resizing *resizing; resizing = ELM_NEW(Elm_Fx_Resizing); if (!resizing) return NULL; resizing->from.w = from_w; resizing->from.h = from_h; resizing->to.w = to_w - from_w; resizing->to.h = to_h - from_h; return resizing; } /////////////////////////////////////////////////////////////////////////////// //Translation FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Translation Elm_Fx_Translation; struct _Elm_Fx_Translation { struct _point { Evas_Coord x, y; } from, to; }; /** * The Free function to Translation Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Translation effect, which consists of functions: * - elm_transit_effect_translation_context_new() * - elm_transit_effect_translation_op() * - elm_transit_effect_translation_context_free() * * @see elm_transit_effect_add() * * @param data The Translation context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_translation_context_free(void *data, Elm_Transit *transit __UNUSED__) { free(data); } /** * Operation function to the Translation Effect. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Translation effect, which consists of functions: * - elm_transit_effect_translation_context_new() * - elm_transit_effect_translation_op() * - elm_transit_effect_translation_context_free() * * @see elm_transit_effect_add() * * @param data The Translation context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_translation_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Evas_Coord x, y; Evas_Object *obj; Eina_List *elist; Elm_Fx_Translation *translation = data; x = translation->from.x + (Evas_Coord) ((float)translation->to.x * (float)progress); y = translation->from.y + (Evas_Coord) ((float)translation->to.y * (float)progress); EINA_LIST_FOREACH(transit->objs, elist, obj) evas_object_move(obj, x, y); } /** * Get a new context data of Translation Effect * * This function belongs to the Translation effect, which consists of functions: * - elm_transit_effect_translation_context_new() * - elm_transit_effect_translation_op() * - elm_transit_effect_translation_context_free() * * @see elm_transit_effect_add() * * @param from_x Position X when effect begins. * @param from_y Position Y when effect begins. * @param to_x Position X when effect ends. * @param to_y Position Y when effect ends. * @return Translation effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_translation_context_new(Evas_Coord from_x, Evas_Coord from_y, Evas_Coord to_x, Evas_Coord to_y) { Elm_Fx_Translation *translation; translation = ELM_NEW(Elm_Fx_Translation); if (!translation) return NULL; translation->from.x = from_x; translation->from.y = from_y; translation->to.x = to_x - from_x; translation->to.y = to_y - from_y; return translation; } /////////////////////////////////////////////////////////////////////////////// //Zoom FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Zoom Elm_Fx_Zoom; struct _Elm_Fx_Zoom { float from, to; }; /** * The Free function to Zoom Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Zoom effect, which consists of functions: * - elm_transit_effect_zoom_context_new() * - elm_transit_effect_zoom_op() * - elm_transit_effect_zoom_context_free() * * @see elm_transit_effect_add() * * @param data The Zoom context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_zoom_context_free(void *data, Elm_Transit *transit __UNUSED__) { free(data); } /** * Operation function to the Zoom Effect * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Zoom effect, which consists of functions: * - elm_transit_effect_zoom_context_new() * - elm_transit_effect_zoom_op() * - elm_transit_effect_zoom_context_free() * * @see elm_transit_effect_add() * * @param data The Zoom context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_zoom_op(void *data, Elm_Transit *transit , double progress) { if (!data) return; Evas_Object *obj; Eina_List *elist; Elm_Fx_Zoom *zoom = data; Evas_Map *map; Evas_Coord x, y, w, h; map = evas_map_new(4); if (!map) return; EINA_LIST_FOREACH(transit->objs, elist, obj) { evas_object_geometry_get(obj, &x, &y, &w, &h); evas_map_smooth_set(map, EINA_TRUE); evas_map_util_points_populate_from_object_full(map, obj, zoom->from + \ (progress * zoom->to)); evas_map_util_3d_perspective(map, x + (w / 2), y + (h / 2), 0, 10000); evas_object_map_set(obj, map); evas_object_map_enable_set(obj, EINA_TRUE); } evas_map_free(map); } /** * Get a new context data of Zoom Effect * * @see elm_transit_effect_add() * * This function belongs to the Zoom effect, which consists of functions: * - elm_transit_effect_zoom_context_new() * - elm_transit_effect_zoom_op() * - elm_transit_effect_zoom_context_free() * * @param from_rate Scale rate when effect begins (1 is current rate). * @param to_rate Scale rate when effect ends. * @return Zoom effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_zoom_context_new(float from_rate, float to_rate) { Elm_Fx_Zoom *zoom; zoom = ELM_NEW(Elm_Fx_Zoom); if (!zoom) return NULL; zoom->from = (10000 - (from_rate * 10000)) * (1 / from_rate); zoom->to = ((10000 - (to_rate * 10000)) * (1 / to_rate)) - zoom->from; return zoom; } /////////////////////////////////////////////////////////////////////////////// //Flip FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Flip Elm_Fx_Flip; struct _Elm_Fx_Flip { Elm_Fx_Flip_Axis axis; Eina_Bool cw:1; }; /** * The Free function to Flip Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Flip effect, which consists of functions: * - elm_transit_effect_flip_context_new() * - elm_transit_effect_flip_op() * - elm_transit_effect_flip_context_free() * * @see elm_transit_effect_add() * * @param data The Flip context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_flip_context_free(void *data, Elm_Transit *transit) { Evas_Object *front, *back; int i; int count = eina_list_count(transit->objs); for(i = 0; i < count-1; i+=2) { front = eina_list_nth(transit->objs, i); back = eina_list_nth(transit->objs, i+1); evas_object_map_enable_set(front, EINA_FALSE); evas_object_map_enable_set(back, EINA_FALSE); } free(data); } /** * Operation function to the Flip Effect. * * This effect is applied to each pair of objects in the order they are listed * in the transit list of objects. The first object in the pair will be the * "front" object and the second will be the "back" object. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Flip effect, which consists of functions: * - elm_transit_effect_flip_context_new() * - elm_transit_effect_flip_op() * - elm_transit_effect_flip_context_free() * * @see elm_transit_effect_add() * * @param data The Flip context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_flip_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Evas_Object *obj, *front, *back; int count; int i; Elm_Fx_Flip *flip = data; Evas_Map *map; float degree; Evas_Coord x, y, w, h; map = evas_map_new(4); if (!map) return; if (flip->cw) degree = (float)(progress * 180); else degree = (float)(progress * -180); count = eina_list_count(transit->objs); for(i = 0; i < count-1; i+=2) { front = eina_list_nth(transit->objs, i); back = eina_list_nth(transit->objs, i+1); if (degree < 90 && degree > -90) { obj = front; evas_object_hide(back); evas_object_show(front); } else { obj = back; evas_object_hide(front); evas_object_show(back); } evas_map_smooth_set(map, EINA_TRUE); evas_map_util_points_populate_from_object_full(map, obj, 0); evas_object_geometry_get(obj, &x, &y, &w, &h); Evas_Coord half_w = (w / 2); Evas_Coord half_h = (h / 2); if (flip->axis == ELM_TRANSIT_EFFECT_FLIP_AXIS_Y) { if ((degree >= 90) || (degree <= -90)) { evas_map_point_image_uv_set(map, 0, w, 0); evas_map_point_image_uv_set(map, 1, 0, 0); evas_map_point_image_uv_set(map, 2, 0, h); evas_map_point_image_uv_set(map, 3, w, h); } evas_map_util_3d_rotate(map, 0, degree, 0, x + half_w, y + half_h, 0); } else { if ((degree >= 90) || (degree <= -90)) { evas_map_point_image_uv_set(map, 0, 0, h); evas_map_point_image_uv_set(map, 1, w, h); evas_map_point_image_uv_set(map, 2, w, 0); evas_map_point_image_uv_set(map, 3, 0, 0); } evas_map_util_3d_rotate(map, degree, 0, 0, x + half_w, y + half_h, 0); } evas_map_util_3d_perspective(map, x + half_w, y + half_h, 0, 10000); evas_object_map_enable_set(front, EINA_TRUE); evas_object_map_enable_set(back, EINA_TRUE); evas_object_map_set(obj, map); } evas_map_free(map); } /** * Get a new context data of Flip Effect * * This function belongs to the Flip effect, which consists of functions: * - elm_transit_effect_flip_context_new() * - elm_transit_effect_flip_op() * - elm_transit_effect_flip_context_free() * * @see elm_transit_effect_add() * * @param axis Flipping Axis(X or Y). * @param cw Flipping Direction. EINA_TRUE is clock-wise. * @return Flip effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_flip_context_new(Elm_Fx_Flip_Axis axis, Eina_Bool cw) { Elm_Fx_Flip *flip; flip = ELM_NEW(Elm_Fx_Flip); if (!flip) return NULL; flip->cw = cw; flip->axis = axis; return flip; } /////////////////////////////////////////////////////////////////////////////// //ResizableFlip FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Resizable_Flip Elm_Fx_ResizableFlip; typedef struct _Elm_Fx_Resizable_Flip_Node Elm_Fx_ResizableFlip_Node; struct _Elm_Fx_Resizable_Flip_Node { Evas_Object *front; Evas_Object *back; struct _vector2d { float x, y; } from_pos, from_size, to_pos, to_size; }; struct _Elm_Fx_Resizable_Flip { Eina_List *nodes; Eina_Bool cw:1; Elm_Fx_Flip_Axis axis; }; static Eina_List * _resizable_flip_nodes_build(Elm_Transit *transit) { Elm_Fx_ResizableFlip_Node *resizable_flip_node; Eina_List *data_list = NULL; Evas_Coord front_x, front_y, front_w, front_h; Evas_Coord back_x, back_y, back_w, back_h; int i, count; count = eina_list_count(transit->objs); for (i = 0; i < count-1; i+=2) { resizable_flip_node = ELM_NEW(Elm_Fx_ResizableFlip_Node); if (!resizable_flip_node) { eina_list_free(data_list); return NULL; } resizable_flip_node->front = eina_list_nth(transit->objs, i); resizable_flip_node->back = eina_list_nth(transit->objs, i+1); evas_object_geometry_get(resizable_flip_node->front, &front_x, &front_y, &front_w, &front_h); evas_object_geometry_get(resizable_flip_node->back, &back_x, &back_y, &back_w, &back_h); resizable_flip_node->from_pos.x = front_x; resizable_flip_node->from_pos.y = front_y; resizable_flip_node->to_pos.x = back_x - front_x; resizable_flip_node->to_pos.y = back_y - front_y; resizable_flip_node->from_size.x = front_w; resizable_flip_node->from_size.y = front_h; resizable_flip_node->to_size.x = back_w - front_w; resizable_flip_node->to_size.y = back_h - front_h; data_list = eina_list_append(data_list, resizable_flip_node); } return data_list; } static void _set_image_uv_by_axis_y(Evas_Map *map, Elm_Fx_ResizableFlip_Node *flip, float degree) { if ((degree >= 90) || (degree <= -90)) { evas_map_point_image_uv_set(map, 0, (flip->from_size.x * 2) + flip->to_size.x, 0); evas_map_point_image_uv_set(map, 1, 0, 0); evas_map_point_image_uv_set(map, 2, 0, (flip->from_size.y * 2) + flip->to_size.y); evas_map_point_image_uv_set(map, 3, (flip->from_size.x * 2) + flip->to_size.x, (flip->from_size.y * 2) + flip->to_size.y); } else { evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, flip->from_size.x, 0); evas_map_point_image_uv_set(map, 2, flip->from_size.x, flip->from_size.y); evas_map_point_image_uv_set(map, 3, 0, flip->to_size.y); } } static void _set_image_uv_by_axis_x(Evas_Map *map, Elm_Fx_ResizableFlip_Node *flip, float degree) { if ((degree >= 90) || (degree <= -90)) { evas_map_point_image_uv_set(map, 0, 0, (flip->from_size.y * 2) + flip->to_size.y); evas_map_point_image_uv_set(map, 1, (flip->from_size.x * 2) + flip->to_size.x, (flip->from_size.y * 2) + flip->to_size.y); evas_map_point_image_uv_set(map, 2, (flip->from_size.x * 2) + flip->to_size.x, 0); evas_map_point_image_uv_set(map, 3, 0, 0); } else { evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, flip->from_size.x, 0); evas_map_point_image_uv_set(map, 2, flip->from_size.x, flip->from_size.y); evas_map_point_image_uv_set(map, 3, 0, flip->to_size.y); } } /** * The Free function to Resizable Flip Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Resizable Flip effect, which consists of * functions: * - elm_transit_effect_resizable_flip_context_new() * - elm_transit_effect_resizable_flip_op() * - elm_transit_effect_resizing_context_free() * * @see elm_transit_effect_add() * * @param data The Resizable Flip context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_resizable_flip_context_free(void *data, Elm_Transit *transit __UNUSED__) { Elm_Fx_ResizableFlip *resizable_flip = data; Eina_List *elist; Elm_Fx_ResizableFlip_Node *resizable_flip_node; EINA_LIST_FOREACH(resizable_flip->nodes, elist, resizable_flip_node) { evas_object_map_enable_set(resizable_flip_node->front, EINA_FALSE); evas_object_map_enable_set(resizable_flip_node->back, EINA_FALSE); } eina_list_free(resizable_flip->nodes); free(resizable_flip); } /** * Operation function to the Resizable Flip Effect * * This effect is applied to each pair of objects in the order they are listed * in the transit list of objects. The first object in the pair will be the * "front" object and the second will be the "back" object. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Resizable Flip effect, which consists of * functions: * - elm_transit_effect_resizable_flip_context_new() * - elm_transit_effect_resizable_flip_op() * - elm_transit_effect_resizing_context_free() * * @see elm_transit_effect_add() * * @param data The Resizable Flip context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_resizable_flip_op(void *data, Elm_Transit *transit __UNUSED__, double progress) { if (!data) return; Evas_Map *map; Evas_Object *obj; float x, y, w, h; float degree; Evas_Coord half_w, half_h; Elm_Fx_ResizableFlip *resizable_flip = data; Elm_Fx_ResizableFlip_Node *resizable_flip_node; Eina_List *elist; map = evas_map_new(4); if (!map) return; if (resizable_flip->cw) degree = (float)(progress * 180); else degree = (float)(progress * -180); if (!resizable_flip->nodes) resizable_flip->nodes = _resizable_flip_nodes_build(transit); EINA_LIST_FOREACH(resizable_flip->nodes, elist, resizable_flip_node) { if ((degree < 90) && (degree > -90)) { obj = resizable_flip_node->front; evas_object_hide(resizable_flip_node->back); evas_object_show(resizable_flip_node->front); } else { obj = resizable_flip_node->back; evas_object_hide(resizable_flip_node->front); evas_object_show(resizable_flip_node->back); } evas_map_smooth_set(map, EINA_TRUE); x = resizable_flip_node->from_pos.x + \ (resizable_flip_node->to_pos.x * progress); y = resizable_flip_node->from_pos.y + \ (resizable_flip_node->to_pos.y * progress); w = resizable_flip_node->from_size.x + \ (resizable_flip_node->to_size.x * progress); h = resizable_flip_node->from_size.y + \ (resizable_flip_node->to_size.y * progress); evas_map_point_coord_set(map, 0, x, y, 0); evas_map_point_coord_set(map, 1, x + w, y, 0); evas_map_point_coord_set(map, 2, x + w, y + h, 0); evas_map_point_coord_set(map, 3, x, y + h, 0); half_w = (Evas_Coord) (w / 2); half_h = (Evas_Coord) (h / 2); if (resizable_flip->axis == ELM_TRANSIT_EFFECT_FLIP_AXIS_Y) { _set_image_uv_by_axis_y(map, resizable_flip_node, degree); evas_map_util_3d_rotate(map, 0, degree, 0, x + half_w, y + half_h, 0); } else { _set_image_uv_by_axis_x(map, resizable_flip_node, degree); evas_map_util_3d_rotate(map, degree, 0, 0, x + half_w, y + half_h, 0); } evas_map_util_3d_perspective(map, x + half_w, y + half_h, 0, 10000); evas_object_map_enable_set(resizable_flip_node->front, EINA_TRUE); evas_object_map_enable_set(resizable_flip_node->back, EINA_TRUE); evas_object_map_set(obj, map); } evas_map_free(map); } /** * Get a new context data of Resizable Flip Effect. * * This function belongs to the Resizable Flip effect, which consists of * functions: * - elm_transit_effect_resizable_flip_context_new() * - elm_transit_effect_resizable_flip_op() * - elm_transit_effect_resizing_context_free() * * @see elm_transit_effect_add() * * @param axis Flipping Axis.(X or Y). * @param cw Flipping Direction. EINA_TRUE is clock-wise. * @return Resizable Flip effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_resizable_flip_context_new(Elm_Fx_Flip_Axis axis, Eina_Bool cw) { Elm_Fx_ResizableFlip *resizable_flip; resizable_flip = ELM_NEW(Elm_Fx_ResizableFlip); if (!resizable_flip) return NULL; resizable_flip->cw = cw; resizable_flip->axis = axis; return resizable_flip; } /////////////////////////////////////////////////////////////////////////////// //Wipe FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Wipe Elm_Fx_Wipe; struct _Elm_Fx_Wipe { Elm_Fx_Wipe_Type type; Elm_Fx_Wipe_Dir dir; }; static void _elm_fx_wipe_hide(Evas_Map * map, Elm_Fx_Wipe_Dir dir, float x, float y, float w, float h, float progress) { float w2, h2; switch (dir) { case ELM_TRANSIT_EFFECT_WIPE_DIR_LEFT: w2 = w - (w * progress); h2 = (y + h); evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, w2, 0); evas_map_point_image_uv_set(map, 2, w2, h); evas_map_point_image_uv_set(map, 3, 0, h); evas_map_point_coord_set(map, 0, x, y, 0); evas_map_point_coord_set(map, 1, x + w2, y, 0); evas_map_point_coord_set(map, 2, x + w2, h2, 0); evas_map_point_coord_set(map, 3, x, h2, 0); break; case ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT: w2 = (w * progress); h2 = (y + h); evas_map_point_image_uv_set(map, 0, w2, 0); evas_map_point_image_uv_set(map, 1, w, 0); evas_map_point_image_uv_set(map, 2, w, h); evas_map_point_image_uv_set(map, 3, w2, h); evas_map_point_coord_set(map, 0, x + w2, y, 0); evas_map_point_coord_set(map, 1, x + w, y, 0); evas_map_point_coord_set(map, 2, x + w, h2, 0); evas_map_point_coord_set(map, 3, x + w2, h2, 0); break; case ELM_TRANSIT_EFFECT_WIPE_DIR_UP: w2 = (x + w); h2 = h - (h * progress); evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, w, 0); evas_map_point_image_uv_set(map, 2, w, h2); evas_map_point_image_uv_set(map, 3, 0, h2); evas_map_point_coord_set(map, 0, x, y, 0); evas_map_point_coord_set(map, 1, w2, y, 0); evas_map_point_coord_set(map, 2, w2, h2, 0); evas_map_point_coord_set(map, 3, x, h2, 0); break; case ELM_TRANSIT_EFFECT_WIPE_DIR_DOWN: w2 = (x + w); h2 = (h * progress); evas_map_point_image_uv_set(map, 0, 0, h2); evas_map_point_image_uv_set(map, 1, w, h2); evas_map_point_image_uv_set(map, 2, w, h); evas_map_point_image_uv_set(map, 3, 0, h); evas_map_point_coord_set(map, 0, x, y + h2, 0); evas_map_point_coord_set(map, 1, w2, y + h2, 0); evas_map_point_coord_set(map, 2, w2, y + h, 0); evas_map_point_coord_set(map, 3, x, y + h, 0); break; default: break; } evas_map_util_3d_perspective(map, x + (w / 2), y + (h / 2), 0, 10000); } static void _elm_fx_wipe_show(Evas_Map *map, Elm_Fx_Wipe_Dir dir, float x, float y, float w, float h, float progress) { float w2, h2; switch (dir) { case ELM_TRANSIT_EFFECT_WIPE_DIR_LEFT: w2 = (w - (w * progress)); h2 = (y + h); evas_map_point_image_uv_set(map, 0, w2, 0); evas_map_point_image_uv_set(map, 1, w, 0); evas_map_point_image_uv_set(map, 2, w, h); evas_map_point_image_uv_set(map, 3, w2, h); evas_map_point_coord_set(map, 0, x + w2, y, 0); evas_map_point_coord_set(map, 1, w, y, 0); evas_map_point_coord_set(map, 2, w, h2, 0); evas_map_point_coord_set(map, 3, x + w2, h2, 0); break; case ELM_TRANSIT_EFFECT_WIPE_DIR_RIGHT: w2 = (w * progress); h2 = (y + h); evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, w2, 0); evas_map_point_image_uv_set(map, 2, w2, h); evas_map_point_image_uv_set(map, 3, 0, h); evas_map_point_coord_set(map, 0, x, y, 0); evas_map_point_coord_set(map, 1, x + w2, y, 0); evas_map_point_coord_set(map, 2, x + w2, h2, 0); evas_map_point_coord_set(map, 3, x, h2, 0); break; case ELM_TRANSIT_EFFECT_WIPE_DIR_UP: w2 = (x + w); h2 = (h - (h * progress)); evas_map_point_image_uv_set(map, 0, 0, h2); evas_map_point_image_uv_set(map, 1, w, h2); evas_map_point_image_uv_set(map, 2, w, h); evas_map_point_image_uv_set(map, 3, 0, h); evas_map_point_coord_set(map, 0, x, y + h2, 0); evas_map_point_coord_set(map, 1, w2, y + h2, 0); evas_map_point_coord_set(map, 2, w2, y + h, 0); evas_map_point_coord_set(map, 3, x, y + h, 0); break; case ELM_TRANSIT_EFFECT_WIPE_DIR_DOWN: w2 = (x + w); h2 = (h * progress); evas_map_point_image_uv_set(map, 0, 0, 0); evas_map_point_image_uv_set(map, 1, w, 0); evas_map_point_image_uv_set(map, 2, w, h2); evas_map_point_image_uv_set(map, 3, 0, h2); evas_map_point_coord_set(map, 0, x, y, 0); evas_map_point_coord_set(map, 1, w2, y, 0); evas_map_point_coord_set(map, 2, w2, y + h2, 0); evas_map_point_coord_set(map, 3, x, y + h2, 0); break; default: break; } evas_map_util_3d_perspective(map, x + (w / 2), y + (h / 2), 0, 10000); } /** * The Free function to Wipe Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Wipe effect, which consists of * functions: * - elm_transit_effect_wipe_context_new() * - elm_transit_effect_wipe_op() * - elm_transit_effect_wipe_context_free() * * @see elm_transit_effect_add() * * @param data The Wipe context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_wipe_context_free(void *data, Elm_Transit *transit) { Eina_List *elist; Evas_Object *obj; EINA_LIST_FOREACH(transit->objs, elist, obj) evas_object_map_enable_set(obj, EINA_FALSE); free(data); } /** * Operation function to the Wipe Effect. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Wipe effect, which consists of * functions: * - elm_transit_effect_wipe_context_new() * - elm_transit_effect_wipe_op() * - elm_transit_effect_wipe_context_free() * * @see elm_transit_effect_add() * * @param data The Wipe context data. * @param transt Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_wipe_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Elm_Fx_Wipe *wipe = data; Evas_Map *map; Evas_Coord _x, _y, _w, _h; Eina_List *elist; Evas_Object *obj; map = evas_map_new(4); if (!map) return; evas_map_smooth_set(map, EINA_TRUE); EINA_LIST_FOREACH(transit->objs, elist, obj) { evas_object_geometry_get(obj, &_x, &_y, &_w, &_h); if (wipe->type == ELM_TRANSIT_EFFECT_WIPE_TYPE_SHOW) _elm_fx_wipe_show(map, wipe->dir, _x, _y, _w, _h, (float)progress); else _elm_fx_wipe_hide(map, wipe->dir, _x, _y, _w, _h, (float)progress); evas_object_map_enable_set(obj, EINA_TRUE); evas_object_map_set(obj, map); } evas_map_free(map); } /** * Get a new context data of Wipe Flip Effect. * * This function belongs to the Wipe effect, which consists of * functions: * - elm_transit_effect_wipe_context_new() * - elm_transit_effect_wipe_op() * - elm_transit_effect_wipe_context_free() * * @see elm_transit_effect_add() * * @param type Wipe type. Hide or show. * @param dir Wipe Direction. * @return Wipe effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_wipe_context_new(Elm_Fx_Wipe_Type type, Elm_Fx_Wipe_Dir dir) { Elm_Fx_Wipe *wipe; wipe = ELM_NEW(Elm_Fx_Wipe); if (!wipe) return NULL; wipe->type = type; wipe->dir = dir; return wipe; } /////////////////////////////////////////////////////////////////////////////// //Color FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Color Elm_Fx_Color; struct _Elm_Fx_Color { struct _unsigned_color { unsigned int r, g, b, a; } from; struct _signed_color { int r, g, b, a; } to; }; /** * The Free function to Color Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Color effect, which consists of * functions: * - elm_transit_effect_color_context_new() * - elm_transit_effect_color_op() * - elm_transit_effect_color_context_free() * * @see elm_transit_effect_add() * * @param data The Color context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_color_context_free(void *data, Elm_Transit *transit __UNUSED__) { free(data); } /** * Operation function to the Color Effect. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Color effect, which consists of * functions: * - elm_transit_effect_color_context_new() * - elm_transit_effect_color_op() * - elm_transit_effect_color_context_free() * * @see elm_transit_effect_add() * * @param data The Color context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_color_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Elm_Fx_Color *color = data; Evas_Object *obj; Eina_List *elist; unsigned int r, g, b, a; r = (color->from.r + (int)((float)color->to.r * progress)); g = (color->from.g + (int)((float)color->to.g * progress)); b = (color->from.b + (int)((float)color->to.b * progress)); a = (color->from.a + (int)((float)color->to.a * progress)); EINA_LIST_FOREACH(transit->objs, elist, obj) evas_object_color_set(obj, r, g, b, a); } /** * Get a new context data of Color Effect. * * @see elm_transit_effect_add() * * This function belongs to the Color effect, which consists of * functions: * - elm_transit_effect_color_context_new() * - elm_transit_effect_color_op() * - elm_transit_effect_color_context_free() * * @param from_r RGB R when effect begins. * @param from_g RGB G when effect begins. * @param from_b RGB B when effect begins. * @param from_a RGB A when effect begins. * @param to_r RGB R when effect ends. * @param to_g RGB G when effect ends. * @param to_b RGB B when effect ends. * @param to_a RGB A when effect ends. * @return Color effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_color_context_new(unsigned int from_r, unsigned int from_g, unsigned int from_b, unsigned int from_a, unsigned int to_r, unsigned int to_g, unsigned int to_b, unsigned int to_a) { Elm_Fx_Color *color; color = ELM_NEW(Elm_Fx_Color); if (!color) return NULL; color->from.r = from_r; color->from.g = from_g; color->from.b = from_b; color->from.a = from_a; color->to.r = to_r - from_r; color->to.g = to_g - from_g; color->to.b = to_b - from_b; color->to.a = to_a - from_a; return color; } /////////////////////////////////////////////////////////////////////////////// //Fade FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Fade Elm_Fx_Fade; typedef struct _Elm_Fx_Fade_Node Elm_Fx_Fade_Node; struct _Elm_Fx_Fade_Node { Evas_Object *before; Evas_Object *after; struct _signed_color before_color, after_color; int before_alpha; int after_alpha; Eina_Bool inversed:1; }; struct _Elm_Fx_Fade { Eina_List *nodes; }; static Eina_List * _fade_nodes_build(Elm_Transit *transit) { Elm_Fx_Fade_Node *fade; Eina_List *data_list = NULL; int i; int count; count = eina_list_count(transit->objs); for (i = 0; i < count-1; i+=2) { fade = ELM_NEW(Elm_Fx_Fade_Node); if (!fade) { eina_list_free(data_list); return NULL; } fade->before = eina_list_nth(transit->objs, i); fade->after = eina_list_nth(transit->objs, i+1); evas_object_color_get(fade->before, &fade->before_color.r, &fade->before_color.g, &fade->before_color.b, &fade->before_color.a); evas_object_color_get(fade->after, &fade->after_color.r, &fade->after_color.g, &fade->after_color.b, &fade->after_color.a); fade->before_alpha = (255 - fade->before_color.a); fade->after_alpha = (255 - fade->after_color.a); data_list = eina_list_append(data_list, fade); } return data_list; } /** * The Free function to Fade Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Fade effect, which consists of * functions: * - elm_transit_effect_fade_context_new() * - elm_transit_effect_fade_op() * - elm_transit_effect_fade_context_free() * * @see elm_transit_effect_add() * * @param data The Fade context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_fade_context_free(void *data, Elm_Transit *transit __UNUSED__) { Elm_Fx_Fade *fade = data; Elm_Fx_Fade_Node *fade_node; Eina_List *elist; EINA_LIST_FOREACH(fade->nodes, elist, fade_node) { evas_object_color_set(fade_node->before, fade_node->before_color.r, fade_node->before_color.g, fade_node->before_color.b, fade_node->before_color.a); evas_object_color_set(fade_node->after, fade_node->after_color.r, fade_node->after_color.g, fade_node->after_color.b, fade_node->after_color.a); } eina_list_free(fade->nodes); free(fade); } /** * Operation function to the Fade Effect * * This effect is applied to each pair of objects in the order they are listed * in the transit list of objects. The first object in the pair will be the * "before" object and the second will be the "after" object. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Fade effect, which consists of * functions: * - elm_transit_effect_fade_context_new() * - elm_transit_effect_fade_op() * - elm_transit_effect_fade_context_free() * * @see elm_transit_effect_add() * * @param data The Fade context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_fade_op(void *data, Elm_Transit *transit __UNUSED__, double progress) { if (!data) return; Elm_Fx_Fade *fade = data; Eina_List *elist; Elm_Fx_Fade_Node *fade_node; float _progress; if (!fade->nodes) fade->nodes = _fade_nodes_build(transit); EINA_LIST_FOREACH(fade->nodes, elist, fade_node) { if (progress < 0.5) { if (!fade_node->inversed) { evas_object_hide(fade_node->after); evas_object_show(fade_node->before); fade_node->inversed = EINA_TRUE; } _progress = (1 - (progress * 2)); evas_object_color_set(fade_node->before, fade_node->before_color.r * _progress, fade_node->before_color.g * _progress, fade_node->before_color.b * _progress, fade_node->before_color.a + \ fade_node->before_alpha * (1 - _progress)); } else { if (fade_node->inversed) { evas_object_hide(fade_node->before); evas_object_show(fade_node->after); fade_node->inversed = EINA_FALSE; } _progress = ((progress - 0.5) * 2); evas_object_color_set(fade_node->after, fade_node->after_color.r * _progress, fade_node->after_color.g * _progress, fade_node->after_color.b * _progress, fade_node->after_color.a + \ fade_node->after_alpha * (1 - _progress)); } } } /** * Get a new context data of Fade Effect. * * This function belongs to the Fade effect, which consists of * functions: * - elm_transit_effect_fade_context_new() * - elm_transit_effect_fade_op() * - elm_transit_effect_fade_context_free() * * @see elm_transit_effect_add() * * @return Fade effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_fade_context_new(void) { Elm_Fx_Fade *fade; fade = ELM_NEW(Elm_Fx_Fade); if (!fade) return NULL; return fade; } /////////////////////////////////////////////////////////////////////////////// //Blend FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Blend Elm_Fx_Blend; typedef struct _Elm_Fx_Blend_Node Elm_Fx_Blend_Node; struct _Elm_Fx_Blend_Node { Evas_Object *before; Evas_Object *after; struct _signed_color from, to; }; struct _Elm_Fx_Blend { Eina_List *nodes; }; static Eina_List * _blend_nodes_build(Elm_Transit *transit) { Elm_Fx_Blend_Node *blend_node; Eina_List *data_list = NULL; int i, count; count = eina_list_count(transit->objs); for (i = 0; i < count-1; i+=2) { blend_node = ELM_NEW(Elm_Fx_Blend_Node); if (!blend_node) { eina_list_free(data_list); return NULL; } blend_node->before = eina_list_nth(transit->objs, i); blend_node->after = eina_list_nth(transit->objs, i+1); evas_object_color_get(blend_node->before, &blend_node->from.r, &blend_node->from.g, &blend_node->from.b, &blend_node->from.a); evas_object_color_get(blend_node->after, &blend_node->to.r, &blend_node->to.g, &blend_node->to.b, &blend_node->to.a); data_list = eina_list_append(data_list, blend_node); } return data_list; } /** * The Free function to Blend Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Blend effect, which consists of * functions: * - elm_transit_effect_blend_context_new() * - elm_transit_effect_blend_op() * - elm_transit_effect_blend_context_free() * * @see elm_transit_effect_add() * * @param data The Blend context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_blend_context_free(void *data, Elm_Transit *transit __UNUSED__) { Elm_Fx_Blend *blend = data; Elm_Fx_Blend_Node *blend_node; Eina_List *elist; EINA_LIST_FOREACH(blend->nodes, elist, blend_node) { evas_object_color_set(blend_node->before, blend_node->from.r, blend_node->from.g, blend_node->from.b, blend_node->from.a); evas_object_color_set(blend_node->after, blend_node->to.r, blend_node->to.g, blend_node->to.b, blend_node->to.a); } eina_list_free(blend->nodes); free(data); } /** * Operation function to the Blend Effect. * * This effect is applied to each pair of objects in the order they are listed * in the transit list of objects. The first object in the pair will be the * "before" object and the second will be the "after" object. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Blend effect, which consists of * functions: * - elm_transit_effect_blend_context_new() * - elm_transit_effect_blend_op() * - elm_transit_effect_blend_context_free() * * @see elm_transit_effect_add() * * @param data The Blend context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_blend_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Elm_Fx_Blend *blend = data; Elm_Fx_Blend_Node *blend_node; Eina_List *elist; if (!blend->nodes) blend->nodes = _blend_nodes_build(transit); EINA_LIST_FOREACH(blend->nodes, elist, blend_node) { evas_object_show(blend_node->after); evas_object_color_set(blend_node->before, (int)(blend_node->from.r * (1 - progress)), (int)(blend_node->from.g * (1 - progress)), (int)(blend_node->from.b * (1 - progress)), (int)(blend_node->from.a * (1 - progress))); evas_object_color_set(blend_node->after, (int)(blend_node->to.r * progress), (int)(blend_node->to.g * progress), (int)(blend_node->to.b * progress), (int)(blend_node->to.a * progress)); } } /** * Get a new context data of Blend Effect. * * @see elm_transit_effect_add() * * This function belongs to the Blend effect, which consists of * functions: * - elm_transit_effect_blend_context_new() * - elm_transit_effect_blend_op() * - elm_transit_effect_blend_context_free() * * @return Blend effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_blend_context_new(void) { Elm_Fx_Blend *blend; blend = ELM_NEW(Elm_Fx_Blend); if (!blend) return NULL; return blend; } /////////////////////////////////////////////////////////////////////////////// //Rotation FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Rotation Elm_Fx_Rotation; struct _Elm_Fx_Rotation { Eina_Bool cw; float from, to; }; /** * The Free function to Rotation Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Rotation effect, which consists of * functions: * - elm_transit_effect_rotation_context_new() * - elm_transit_effect_rotation_op() * - elm_transit_effect_rotation_context_free() * * @see elm_transit_effect_add() * * @param data The Rotation context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_rotation_context_free(void *data, Elm_Transit *transit __UNUSED__) { free(data); } /** * Operation function to the Rotation Effect * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Rotation effect, which consists of * functions: * - elm_transit_effect_rotation_context_new() * - elm_transit_effect_rotation_op() * - elm_transit_effect_rotation_context_free() * * @see elm_transit_effect_add() * * @param data The Rotation context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_rotation_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Elm_Fx_Rotation *rotation = data; Evas_Map *map; Evas_Coord x, y, w, h; float degree; float half_w, half_h; Eina_List *elist; Evas_Object *obj; map = evas_map_new(4); if (!map) return; evas_map_smooth_set(map, EINA_TRUE); EINA_LIST_FOREACH(transit->objs, elist, obj) { evas_map_util_points_populate_from_object_full(map, obj, 0); degree = rotation->from + (float)(progress * rotation->to); if (!rotation->cw) degree *= -1; evas_object_geometry_get(obj, &x, &y, &w, &h); half_w = (float)w *0.5; half_h = (float)h *0.5; evas_map_util_3d_rotate(map, 0, 0, degree, x + half_w, y + half_h, 0); evas_map_util_3d_perspective(map, x + half_w, y + half_h, 0, 10000); evas_object_map_enable_set(obj, EINA_TRUE); evas_object_map_set(obj, map); } evas_map_free(map); } /** * Get a new context data of Rotation Effect. * * This function belongs to the Rotation effect, which consists of * functions: * - elm_transit_effect_rotation_context_new() * - elm_transit_effect_rotation_op() * - elm_transit_effect_rotation_context_free() * * @see elm_transit_effect_add() * * @param from_degree Degree when effect begins. * @param to_degree Degree when effect is ends. * @param cw Rotation direction. EINA_TRUE is clock wise. * @return Rotation effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_rotation_context_new(float from_degree, float to_degree, Eina_Bool cw) { Elm_Fx_Rotation *rotation; rotation = ELM_NEW(Elm_Fx_Rotation); if (!rotation) return NULL; rotation->from = from_degree; rotation->to = to_degree - from_degree; rotation->cw = cw; return rotation; } /////////////////////////////////////////////////////////////////////////////// // ImageAnimation FX /////////////////////////////////////////////////////////////////////////////// typedef struct _Elm_Fx_Image_Animation Elm_Fx_Image_Animation; struct _Elm_Fx_Image_Animation { Eina_List *images; }; /** * The Free function to Image Animation Effect context data. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Image Animation effect, which consists of * functions: * - elm_transit_effect_image_animation_context_new() * - elm_transit_effect_image_animation_op() * - elm_transit_effect_image_animation_context_free() * * @see elm_transit_effect_add() * * @param data The Imagem Animation context data. * @param transit Transit object. * * @ingroup Transit */ EAPI void elm_transit_effect_image_animation_context_free(void *data, Elm_Transit *transit __UNUSED__) { Elm_Fx_Image_Animation *image_animation = data; const char *image; Eina_List *elist, *elist_next; EINA_LIST_FOREACH_SAFE(image_animation->images, elist, elist_next, image) { image_animation->images = \ eina_list_remove_list(image_animation->images, elist); eina_stringshare_del(image); } free(data); } /** * Operation function to the Imagem Animation Effect. * * This effect changes the image from an icon object in the @p transit. * * @note You not need to call this function, just pass as parameter to * elm_transit_effect_add() function. * * This function belongs to the Image Animation effect, which consists of * functions: * - elm_transit_effect_image_animation_context_new() * - elm_transit_effect_image_animation_op() * - elm_transit_effect_image_animation_context_free() * * @see elm_transit_effect_add() * * @param data The Imagem Animation context data. * @param transit Transit object. * @param progress The time progression, it is a double value between 0.0 and 1.0. * * @ingroup Transit */ EAPI void elm_transit_effect_image_animation_op(void *data, Elm_Transit *transit, double progress) { if (!data) return; Eina_List *elist; Evas_Object *obj; const char *type; type = eina_stringshare_add("icon"); Elm_Fx_Image_Animation *image_animation = (Elm_Fx_Image_Animation *) data; unsigned int count = 0; int len = eina_list_count(image_animation->images); if (!len) count = floor(progress * len); else count = floor(progress * (len - 1)); EINA_LIST_FOREACH(transit->objs, elist, obj) { if (elm_widget_type_check(obj, type)) elm_icon_file_set(obj, eina_list_nth(image_animation->images, count), NULL); } eina_stringshare_del(type); } /** * Get a new context data of Imagem Animation Effect. * * The @p images parameter is a list images paths. This list and * its contents will be deleted at the end of the effect by * elm_transit_effect_image_animation_context_free() function. * * Example: * @code * char buf[PATH_MAX]; * Eina_List *images = NULL; * Elm_Transit *transi = elm_transit_add(4.0); * * snprintf(buf, sizeof(buf), "%s/images/icon_11.png", PACKAGE_DATA_DIR); * images = eina_list_append(images, eina_stringshare_add(buf)); * * snprintf(buf, sizeof(buf), "%s/images/logo_small.png", PACKAGE_DATA_DIR); * images = eina_list_append(images, eina_stringshare_add(buf)); * * elm_transit_effect_add(transit, * elm_transit_effect_image_animation_op, * elm_transit_effect_image_animation_context_new(images), * elm_transit_effect_image_animation_context_free); * @endcode * * This function belongs to the Image Animation effect, which consists of * functions: * - elm_transit_effect_image_animation_context_new() * - elm_transit_effect_image_animation_op() * - elm_transit_effect_image_animation_context_free() * * @see elm_transit_effect_add() * * @param images Eina_List of images file paths. This list and * its contents will be deleted at the end of the effect by * elm_transit_effect_image_animation_context_free() function. * @return Image Animation effect context data. * * @ingroup Transit */ EAPI void * elm_transit_effect_image_animation_context_new(Eina_List *images) { Elm_Fx_Image_Animation *image_animation; image_animation = ELM_NEW(Elm_Fx_Image_Animation); if (!image_animation) return NULL; image_animation->images = images; return image_animation; }