#include #include "elm_priv.h" #include "els_scroller.h" #include "els_pan.h" #define SMART_NAME "els_scroller" #define API_ENTRY Smart_Data *sd; sd = evas_object_smart_data_get(obj); if ((!obj) || (!sd) || (evas_object_type_get(obj) && strcmp(evas_object_type_get(obj), SMART_NAME))) #define INTERNAL_ENTRY Smart_Data *sd; sd = evas_object_smart_data_get(obj); if (!sd) return; typedef struct _Smart_Data Smart_Data; #define EVTIME 1 //#define SCROLLDBG 1 struct _Smart_Data { Evas_Coord x, y, w, h; Evas_Coord wx, wy, ww, wh; /* Last "wanted" geometry */ Evas_Object *smart_obj; Evas_Object *child_obj; Evas_Object *pan_obj; Evas_Object *edje_obj; Evas_Object *event_obj; Evas_Object *widget; Elm_Smart_Scroller_Policy hbar_flags, vbar_flags; struct { Evas_Coord x, y; Evas_Coord sx, sy; Evas_Coord dx, dy; Evas_Coord pdx, pdy; Evas_Coord bx, by; Evas_Coord ax, ay; Evas_Coord bx0, by0; Evas_Coord b0x, b0y; Evas_Coord b2x, b2y; struct { Evas_Coord x, y; double timestamp, localtimestamp; } history[60]; struct { double tadd, dxsum, dysum; double est_timestamp_diff; } hist; double anim_start; double anim_start2; double anim_start3; double onhold_vx, onhold_vy, onhold_tlast, onhold_vxe, onhold_vye; double extra_time; Evas_Coord hold_x, hold_y; Ecore_Animator *hold_animator; Ecore_Animator *onhold_animator; Ecore_Animator *momentum_animator; Ecore_Animator *bounce_x_animator; Ecore_Animator *bounce_y_animator; Evas_Coord locked_x, locked_y; int hdir, vdir; Eina_Bool now : 1; Eina_Bool cancelled : 1; Eina_Bool hold : 1; Eina_Bool hold_parent : 1; Eina_Bool want_dragged : 1; Eina_Bool dragged : 1; Eina_Bool dragged_began : 1; Eina_Bool dir_x : 1; Eina_Bool dir_y : 1; Eina_Bool locked : 1; Eina_Bool bounce_x_hold : 1; Eina_Bool bounce_y_hold : 1; Eina_Bool scroll : 1; } down; struct { Evas_Coord w, h; Eina_Bool resized : 1; } child; struct { Evas_Coord x, y; } step, page; struct { void (*set) (Evas_Object *obj, Evas_Coord x, Evas_Coord y); void (*get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y); void (*max_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y); void (*min_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y); void (*child_size_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y); void (*gravity_set) (Evas_Object *obj, double x, double y); void (*gravity_get) (Evas_Object *obj, double *x, double *y); } pan_func; struct { struct { Evas_Coord start, end; double t_start, t_end; Ecore_Animator *animator; } x, y; } scrollto; double pagerel_h, pagerel_v; Evas_Coord pagesize_h, pagesize_v; Eina_Bool hbar_visible : 1; Eina_Bool vbar_visible : 1; Eina_Bool extern_pan : 1; Eina_Bool one_dir_at_a_time : 1; Eina_Bool hold : 1; Eina_Bool freeze : 1; Eina_Bool bouncemex : 1; Eina_Bool bouncemey : 1; Eina_Bool bounce_horiz : 1; Eina_Bool bounce_vert : 1; Eina_Bool momentum_animator_disabled :1; Eina_Bool bounce_animator_disabled :1; Eina_Bool is_mirrored : 1; Eina_Bool wheel_disabled : 1; }; /* local subsystem functions */ static void _smart_child_del_hook(void *data, Evas *e, Evas_Object *obj, void *event_info); static void _smart_pan_changed_hook(void *data, Evas_Object *obj, void *event_info); static void _smart_event_wheel(void *data, Evas *e, Evas_Object *obj, void *event_info); static void _smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info); static Eina_Bool _smart_hold_animator(void *data); static Eina_Bool _smart_momentum_animator(void *data); static void _smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info); static Eina_Bool _smart_onhold_animator(void *data); static void _smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info); static void _smart_edje_drag_v_start(void *data, Evas_Object *obj, const char *emission, const char *source); static void _smart_edje_drag_v_stop(void *data, Evas_Object *obj, const char *emission, const char *source); static void _smart_edje_drag_v(void *data, Evas_Object *obj, const char *emission, const char *source); static void _smart_edje_drag_h_start(void *data, Evas_Object *obj, const char *emission, const char *source); static void _smart_edje_drag_h_stop(void *data, Evas_Object *obj, const char *emission, const char *source); static void _smart_edje_drag_h(void *data, Evas_Object *obj, const char *emission, const char *source); static void _smart_scrollbar_read(Smart_Data *sd); static void _smart_scrollbar_reset(Smart_Data *sd); static int _smart_scrollbar_bar_h_visibility_adjust(Smart_Data *sd); static int _smart_scrollbar_bar_v_visibility_adjust(Smart_Data *sd); static void _smart_scrollbar_bar_visibility_adjust(Smart_Data *sd); static void _smart_scrollbar_size_adjust(Smart_Data *sd); static void _smart_reconfigure(Smart_Data *sd); static void _smart_add(Evas_Object *obj); static void _smart_del(Evas_Object *obj); static void _smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y); static void _smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h); static void _smart_show(Evas_Object *obj); static void _smart_hide(Evas_Object *obj); static void _smart_color_set(Evas_Object *obj, int r, int g, int b, int a); static void _smart_clip_set(Evas_Object *obj, Evas_Object *clip); static void _smart_clip_unset(Evas_Object *obj); static void _smart_init(void); static void _elm_smart_scroller_wanted_region_set(Evas_Object *obj); /* local subsystem globals */ static Evas_Smart *_smart = NULL; /* externally accessible functions */ Evas_Object * elm_smart_scroller_add(Evas *evas) { _smart_init(); return evas_object_smart_add(evas, _smart); } static Evas_Coord _elm_smart_scroller_x_mirrored_get(Evas_Object *obj, Evas_Coord x) { API_ENTRY return x; Evas_Coord cw, ch, w, ret; elm_smart_scroller_child_viewport_size_get(obj, &w, NULL); sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch); ret = (cw - (x + w)); return (ret >= 0) ? ret : 0; } void elm_smart_scroller_mirrored_set(Evas_Object *obj, Eina_Bool mirrored) { API_ENTRY return; Evas_Coord wx; if (sd->is_mirrored == mirrored) return; sd->is_mirrored = mirrored; edje_object_mirrored_set(sd->edje_obj, mirrored); if (sd->is_mirrored) wx = _elm_smart_scroller_x_mirrored_get(sd->smart_obj, sd->wx); else wx = sd->wx; elm_smart_scroller_child_pos_set(sd->smart_obj, wx, sd->wy); } void elm_smart_scroller_child_set(Evas_Object *obj, Evas_Object *child) { Evas_Coord w, h; Evas_Object *o; API_ENTRY return; if (sd->child_obj) { _elm_smart_pan_child_set(sd->pan_obj, NULL); evas_object_event_callback_del_full(sd->child_obj, EVAS_CALLBACK_DEL, _smart_child_del_hook, sd); } sd->child_obj = child; sd->wx = sd->wy = 0; /* (-1) means want viewports size */ sd->ww = sd->wh = -1; if (!child) return; if (!sd->pan_obj) { o = _elm_smart_pan_add(evas_object_evas_get(obj)); sd->pan_obj = o; evas_object_smart_callback_add(o, "changed", _smart_pan_changed_hook, sd); edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", o); } sd->pan_func.set = _elm_smart_pan_set; sd->pan_func.get = _elm_smart_pan_get; sd->pan_func.max_get = _elm_smart_pan_max_get; sd->pan_func.min_get = _elm_smart_pan_min_get; sd->pan_func.child_size_get = _elm_smart_pan_child_size_get; sd->pan_func.gravity_set = _elm_smart_pan_gravity_set; sd->pan_func.gravity_get = _elm_smart_pan_gravity_get; evas_object_event_callback_add(child, EVAS_CALLBACK_DEL, _smart_child_del_hook, sd); _elm_smart_pan_child_set(sd->pan_obj, child); sd->pan_func.child_size_get(sd->pan_obj, &w, &h); sd->child.w = w; sd->child.h = h; _smart_scrollbar_size_adjust(sd); _smart_scrollbar_reset(sd); } void elm_smart_scroller_extern_pan_set(Evas_Object *obj, Evas_Object *pan, void (*pan_set) (Evas_Object *obj, Evas_Coord x, Evas_Coord y), void (*pan_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y), void (*pan_max_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y), void (*pan_min_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y), void (*pan_child_size_get) (Evas_Object *obj, Evas_Coord *x, Evas_Coord *y)) { API_ENTRY return; elm_smart_scroller_child_set(obj, NULL); if (sd->pan_obj) { evas_object_smart_callback_del(sd->pan_obj, "changed", _smart_pan_changed_hook); } if (sd->extern_pan) { if (sd->pan_obj) { edje_object_part_unswallow(sd->edje_obj, sd->pan_obj); sd->pan_obj = NULL; } } else { if (sd->pan_obj) { evas_object_del(sd->pan_obj); sd->pan_obj = NULL; } } if (!pan) { sd->extern_pan = EINA_FALSE; return; } sd->pan_obj = pan; sd->pan_func.set = pan_set; sd->pan_func.get = pan_get; sd->pan_func.max_get = pan_max_get; sd->pan_func.min_get = pan_min_get; sd->pan_func.child_size_get = pan_child_size_get; sd->pan_func.gravity_set = _elm_smart_pan_gravity_set; sd->pan_func.gravity_get = _elm_smart_pan_gravity_get; sd->extern_pan = EINA_TRUE; evas_object_smart_callback_add(sd->pan_obj, "changed", _smart_pan_changed_hook, sd); edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj); evas_object_show(sd->pan_obj); } void elm_smart_scroller_custom_edje_file_set(Evas_Object *obj, char *file, char *group) { API_ENTRY return; edje_object_file_set(sd->edje_obj, file, group); if (sd->pan_obj) edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj); sd->vbar_visible = !sd->vbar_visible; sd->hbar_visible = !sd->hbar_visible; _smart_scrollbar_bar_visibility_adjust(sd); if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON) edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,hbar", "elm"); else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF) edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm"); else edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,hbar", "elm"); if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON) edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,vbar", "elm"); else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF) edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm"); else edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,vbar", "elm"); } Eina_Bool elm_smart_scroller_momentum_animator_disabled_get(Evas_Object *obj) { API_ENTRY return EINA_FALSE; return sd->momentum_animator_disabled; } void elm_smart_scroller_momentum_animator_disabled_set(Evas_Object *obj, Eina_Bool disabled) { API_ENTRY return; sd->momentum_animator_disabled = disabled; if (sd->momentum_animator_disabled) { if (sd->down.momentum_animator) { ecore_animator_del(sd->down.momentum_animator); sd->down.momentum_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } } } Eina_Bool elm_smart_scroller_bounce_animator_disabled_get(Evas_Object *obj) { API_ENTRY return EINA_FALSE; return sd->bounce_animator_disabled; } void elm_smart_scroller_bounce_animator_disabled_set(Evas_Object *obj, Eina_Bool disabled) { API_ENTRY return; sd->bounce_animator_disabled = disabled; if (sd->bounce_animator_disabled) { if (sd->scrollto.x.animator) { ecore_animator_del(sd->scrollto.x.animator); sd->scrollto.x.animator = NULL; } if (sd->scrollto.y.animator) { ecore_animator_del(sd->scrollto.y.animator); sd->scrollto.y.animator = NULL; } } } Eina_Bool elm_smart_scroller_wheel_disabled_get(Evas_Object *obj) { API_ENTRY return EINA_FALSE; return sd->wheel_disabled; } void elm_smart_scroller_wheel_disabled_set(Evas_Object *obj, Eina_Bool disabled) { API_ENTRY return; if ((!sd->wheel_disabled) && (disabled)) evas_object_event_callback_del_full(sd->event_obj, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd); else if ((sd->wheel_disabled) && (!disabled)) evas_object_event_callback_add(sd->event_obj, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd); sd->wheel_disabled = disabled; } /* Update the wanted coordinates according to the x, y passed * widget directionality, child size and etc. */ static void _update_wanted_coordinates(Smart_Data *sd, Evas_Coord x, Evas_Coord y) { Evas_Coord cw, ch; sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch); /* Update wx/y/w/h - and if the requested positions aren't legal * adjust a bit. */ elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &sd->ww, &sd->wh); if (x < 0) sd->wx = 0; else if ((x + sd->ww) > cw) sd->wx = cw - sd->ww; else if (sd->is_mirrored) sd->wx = _elm_smart_scroller_x_mirrored_get(sd->smart_obj, x); else sd->wx = x; if (y < 0) sd->wy = 0; else if ((y + sd->wh) > ch) sd->wy = ch - sd->wh; else sd->wy = y; } static void _smart_anim_start(Evas_Object *obj) { evas_object_smart_callback_call(obj, "animate,start", NULL); } static void _smart_anim_stop(Evas_Object *obj) { evas_object_smart_callback_call(obj, "animate,stop", NULL); } static void _smart_drag_start(Evas_Object *obj) { evas_object_smart_callback_call(obj, "drag,start", NULL); } static void _smart_drag_stop(Evas_Object *obj) { evas_object_smart_callback_call(obj, "drag,stop", NULL); } static Eina_Bool _smart_scrollto_x_animator(void *data) { Smart_Data *sd = data; Evas_Coord px, py; double t, tt; t = ecore_loop_time_get(); tt = (t - sd->scrollto.x.t_start) / (sd->scrollto.x.t_end - sd->scrollto.x.t_start); tt = 1.0 - tt; tt = 1.0 - (tt * tt); sd->pan_func.get(sd->pan_obj, &px, &py); px = (sd->scrollto.x.start * (1.0 - tt)) + (sd->scrollto.x.end * tt); if (t >= sd->scrollto.x.t_end) { px = sd->scrollto.x.end; elm_smart_scroller_child_pos_set(sd->smart_obj, px, py); sd->down.sx = px; sd->down.x = sd->down.history[0].x; _update_wanted_coordinates(sd, px, py); sd->scrollto.x.animator = NULL; if ((!sd->scrollto.y.animator) && (!sd->down.bounce_y_animator)) _smart_anim_stop(sd->smart_obj); return ECORE_CALLBACK_CANCEL; } elm_smart_scroller_child_pos_set(sd->smart_obj, px, py); _update_wanted_coordinates(sd, px, py); return ECORE_CALLBACK_RENEW; } static void _smart_momentum_end(Smart_Data *sd) { if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator)) return; if (sd->down.momentum_animator) { Evas_Coord px, py; elm_smart_scroller_child_pos_get(sd->smart_obj, &px, &py); _update_wanted_coordinates(sd, px, py); ecore_animator_del(sd->down.momentum_animator); sd->down.momentum_animator = NULL; sd->down.bounce_x_hold = EINA_FALSE; sd->down.bounce_y_hold = EINA_FALSE; sd->down.ax = 0; sd->down.ay = 0; sd->down.dx = 0; sd->down.dy = 0; sd->down.pdx = 0; sd->down.pdy = 0; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } } static void _smart_scrollto_x(Smart_Data *sd, double t_in, Evas_Coord pos_x) { Evas_Coord px, py, x, y, w, h; double t; if (sd->freeze) return; if (t_in <= 0.0) { elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); x = pos_x; elm_smart_scroller_child_region_set(sd->smart_obj, x, y, w, h); return; } t = ecore_loop_time_get(); sd->pan_func.get(sd->pan_obj, &px, &py); sd->scrollto.x.start = px; sd->scrollto.x.end = pos_x; sd->scrollto.x.t_start = t; sd->scrollto.x.t_end = t + t_in; if (!sd->scrollto.x.animator) { sd->scrollto.x.animator = ecore_animator_add(_smart_scrollto_x_animator, sd); if (!sd->scrollto.y.animator) _smart_anim_start(sd->smart_obj); } if (sd->down.bounce_x_animator) { ecore_animator_del(sd->down.bounce_x_animator); sd->down.bounce_x_animator = NULL; _smart_momentum_end(sd); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } sd->bouncemex = EINA_FALSE; } static Eina_Bool _smart_scrollto_y_animator(void *data) { Smart_Data *sd = data; Evas_Coord px, py; double t, tt; t = ecore_loop_time_get(); tt = (t - sd->scrollto.y.t_start) / (sd->scrollto.y.t_end - sd->scrollto.y.t_start); tt = 1.0 - tt; tt = 1.0 - (tt * tt); sd->pan_func.get(sd->pan_obj, &px, &py); py = (sd->scrollto.y.start * (1.0 - tt)) + (sd->scrollto.y.end * tt); if (t >= sd->scrollto.y.t_end) { py = sd->scrollto.y.end; elm_smart_scroller_child_pos_set(sd->smart_obj, px, py); sd->down.sy = py; sd->down.y = sd->down.history[0].y; _update_wanted_coordinates(sd, px, py); sd->scrollto.y.animator = NULL; if ((!sd->scrollto.x.animator) && (!sd->down.bounce_x_animator)) _smart_anim_stop(sd->smart_obj); return ECORE_CALLBACK_CANCEL; } elm_smart_scroller_child_pos_set(sd->smart_obj, px, py); _update_wanted_coordinates(sd, px, py); return ECORE_CALLBACK_RENEW; } static void _smart_scrollto_y(Smart_Data *sd, double t_in, Evas_Coord pos_y) { Evas_Coord px, py, x, y, w, h; double t; if (sd->freeze) return; if (t_in <= 0.0) { elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); y = pos_y; elm_smart_scroller_child_region_set(sd->smart_obj, x, y, w, h); return; } t = ecore_loop_time_get(); sd->pan_func.get(sd->pan_obj, &px, &py); sd->scrollto.y.start = py; sd->scrollto.y.end = pos_y; sd->scrollto.y.t_start = t; sd->scrollto.y.t_end = t + t_in; if (!sd->scrollto.y.animator) { sd->scrollto.y.animator = ecore_animator_add(_smart_scrollto_y_animator, sd); if (!sd->scrollto.x.animator) _smart_anim_start(sd->smart_obj); } if (sd->down.bounce_y_animator) { ecore_animator_del(sd->down.bounce_y_animator); sd->down.bounce_y_animator = NULL; _smart_momentum_end(sd); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } sd->bouncemey = EINA_FALSE; } static Eina_Bool _smart_do_page(Smart_Data *sd) { if ((sd->pagerel_h == 0.0) && (!sd->pagesize_h) && (sd->pagerel_v == 0.0) && (!sd->pagesize_v)) return EINA_FALSE; return EINA_TRUE; } static Evas_Coord _smart_page_x_get(Smart_Data *sd, int offset) { Evas_Coord x, y, w, h, cw, ch, minx = 0; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch); sd->pan_func.min_get(sd->pan_obj, &minx, NULL); x += offset; if (sd->pagerel_h > 0.0) sd->pagesize_h = w * sd->pagerel_h; if (sd->pagesize_h > 0) { x = x + (sd->pagesize_h * 0.5); x = x / (sd->pagesize_h); x = x * (sd->pagesize_h); } if ((x + w) > cw) x = cw - w; if (x < minx) x = minx; return x; } static Evas_Coord _smart_page_y_get(Smart_Data *sd, int offset) { Evas_Coord x, y, w, h, cw, ch, miny = 0; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch); sd->pan_func.min_get(sd->pan_obj, NULL, &miny); y += offset; if (sd->pagerel_v > 0.0) sd->pagesize_v = h * sd->pagerel_v; if (sd->pagesize_v > 0) { y = y + (sd->pagesize_v * 0.5); y = y / (sd->pagesize_v); y = y * (sd->pagesize_v); } if ((y + h) > ch) y = ch - h; if (y < miny) y = miny; return y; } static void _smart_page_adjust(Smart_Data *sd) { Evas_Coord x, y, w, h; if (!_smart_do_page(sd)) return; elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); x = _smart_page_x_get(sd, 0); y = _smart_page_y_get(sd, 0); elm_smart_scroller_child_region_set(sd->smart_obj, x, y, w, h); } static Eina_Bool _smart_bounce_x_animator(void *data) { Smart_Data *sd; Evas_Coord x, y, dx, w, odx, ed, md; double t, p, dt, pd, r; sd = data; t = ecore_loop_time_get(); dt = t - sd->down.anim_start2; if (dt >= 0.0) { dt = dt / _elm_config->thumbscroll_bounce_friction; odx = sd->down.b2x - sd->down.bx; elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, NULL); if (!sd->down.momentum_animator && (w > abs(odx))) { pd = (double)odx / (double)w; pd = (pd > 0) ? pd : -pd; pd = 1.0 - ((1.0 - pd) * (1.0 - pd)); dt = dt / pd; } if (dt > 1.0) dt = 1.0; p = 1.0 - ((1.0 - dt) * (1.0 - dt)); elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); dx = (odx * p); r = 1.0; if (sd->down.momentum_animator) { ed = abs(sd->down.dx * (_elm_config->thumbscroll_friction + sd->down.extra_time) - sd->down.b0x); md = abs(_elm_config->thumbscroll_friction * 5 * w); if (ed > md) r = (double)(md)/(double)ed; } x = sd->down.b2x + (int)((double)(dx - odx) * r); if (!sd->down.cancelled) elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); if (dt >= 1.0) { if (sd->down.momentum_animator) sd->down.bounce_x_hold = EINA_TRUE; if ((!sd->down.bounce_y_animator) && (!sd->scrollto.y.animator)) _smart_anim_stop(sd->smart_obj); sd->down.bounce_x_animator = NULL; sd->down.pdx = 0; sd->bouncemex = EINA_FALSE; _smart_momentum_end(sd); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); return ECORE_CALLBACK_CANCEL; } } return ECORE_CALLBACK_RENEW; } static Eina_Bool _smart_bounce_y_animator(void *data) { Smart_Data *sd; Evas_Coord x, y, dy, h, ody, ed, md; double t, p, dt, pd, r; sd = data; t = ecore_loop_time_get(); dt = t - sd->down.anim_start3; if (dt >= 0.0) { dt = dt / _elm_config->thumbscroll_bounce_friction; ody = sd->down.b2y - sd->down.by; elm_smart_scroller_child_viewport_size_get(sd->smart_obj, NULL, &h); if (!sd->down.momentum_animator && (h > abs(ody))) { pd = (double)ody / (double)h; pd = (pd > 0) ? pd : -pd; pd = 1.0 - ((1.0 - pd) * (1.0 - pd)); dt = dt / pd; } if (dt > 1.0) dt = 1.0; p = 1.0 - ((1.0 - dt) * (1.0 - dt)); elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); dy = (ody * p); r = 1.0; if (sd->down.momentum_animator) { ed = abs(sd->down.dy * (_elm_config->thumbscroll_friction + sd->down.extra_time) - sd->down.b0y); md = abs(_elm_config->thumbscroll_friction * 5 * h); if (ed > md) r = (double)(md)/(double)ed; } y = sd->down.b2y + (int)((double)(dy - ody) * r); if (!sd->down.cancelled) elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); if (dt >= 1.0) { if (sd->down.momentum_animator) sd->down.bounce_y_hold = EINA_TRUE; if ((!sd->down.bounce_x_animator) && (!sd->scrollto.y.animator)) _smart_anim_stop(sd->smart_obj); sd->down.bounce_y_animator = NULL; sd->down.pdy = 0; sd->bouncemey = EINA_FALSE; _smart_momentum_end(sd); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); return ECORE_CALLBACK_CANCEL; } } return ECORE_CALLBACK_RENEW; } #define LEFT 0 #define RIGHT 1 #define UP 2 #define DOWN 3 static Eina_Bool can_scroll(Smart_Data *sd, int dir) { Evas_Coord mx = 0, my = 0, px = 0, py = 0, minx = 0, miny = 0; sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); sd->pan_func.get(sd->pan_obj, &px, &py); switch (dir) { case LEFT: if (px > minx) return EINA_TRUE; break; case RIGHT: if ((px - minx) < mx) return EINA_TRUE; break; case UP: if (py > miny) return EINA_TRUE; break; case DOWN: if ((py - miny) < my) return EINA_TRUE; break; default: break; } return EINA_FALSE; } static Eina_Bool _smart_momentum_animator(void *data) { Smart_Data *sd; double t, dt, p; Evas_Coord x, y, dx, dy, px, py, maxx, maxy, minx, miny; Eina_Bool no_bounce_x_end = EINA_FALSE, no_bounce_y_end = EINA_FALSE; sd = data; t = ecore_loop_time_get(); dt = t - sd->down.anim_start; if (dt >= 0.0) { /* if (sd->down.hold_parent) { if ((sd->down.dir_x) && !can_scroll(sd, sd->down.hdir)) { sd->down.dir_x = 0; } if ((sd->down.dir_y) && !can_scroll(sd, sd->down.vdir)) { sd->down.dir_y = 0; } } if ((!sd->down.dir_x) && (!sd->down.dir_y)) { sd->down.cancelled = 1; } */ dt = dt / (_elm_config->thumbscroll_friction + sd->down.extra_time); if (dt > 1.0) dt = 1.0; p = 1.0 - ((1.0 - dt) * (1.0 - dt)); dx = (sd->down.dx * (_elm_config->thumbscroll_friction + sd->down.extra_time) * p); dy = (sd->down.dy * (_elm_config->thumbscroll_friction + sd->down.extra_time) * p); sd->down.ax = dx; sd->down.ay = dy; x = sd->down.sx - dx; y = sd->down.sy - dy; elm_smart_scroller_child_pos_get(sd->smart_obj, &px, &py); if ((sd->down.bounce_x_animator) || (sd->down.bounce_x_hold)) { sd->down.bx = sd->down.bx0 - dx + sd->down.b0x; x = px; } if ((sd->down.bounce_y_animator) || (sd->down.bounce_y_hold)) { sd->down.by = sd->down.by0 - dy + sd->down.b0y; y = py; } elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); _update_wanted_coordinates(sd, x, y); sd->pan_func.max_get(sd->pan_obj, &maxx, &maxy); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); if (!sd->bounce_horiz) { if (x <= minx) no_bounce_x_end = EINA_TRUE; if ((x - minx) >= maxx) no_bounce_x_end = EINA_TRUE; } if (!sd->bounce_vert) { if (y <= miny) no_bounce_y_end = EINA_TRUE; if ((y - miny) >= maxy) no_bounce_y_end = EINA_TRUE; } if ((dt >= 1.0) || ((sd->down.bounce_x_hold) && (sd->down.bounce_y_hold)) || (no_bounce_x_end && no_bounce_y_end)) { _smart_anim_stop(sd->smart_obj); sd->down.momentum_animator = NULL; sd->down.bounce_x_hold = EINA_FALSE; sd->down.bounce_y_hold = EINA_FALSE; sd->down.ax = 0; sd->down.ay = 0; sd->down.pdx = 0; sd->down.pdy = 0; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); return ECORE_CALLBACK_CANCEL; } } return ECORE_CALLBACK_RENEW; } static void bounce_eval(Smart_Data *sd) { Evas_Coord mx, my, px, py, bx, by, b2x, b2y, minx = 0, miny = 0; if (sd->freeze) return; if ((!sd->bouncemex) && (!sd->bouncemey)) return; if (sd->down.now) return; // down bounce while still held down if (sd->down.onhold_animator) { ecore_animator_del(sd->down.onhold_animator); sd->down.onhold_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.hold_animator) { ecore_animator_del(sd->down.hold_animator); sd->down.hold_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); sd->pan_func.get(sd->pan_obj, &px, &py); bx = px; by = py; if (px < minx) px = minx; if ((px - minx) > mx) px = mx + minx; if (py < miny) py = miny; if ((py - miny) > my) py = my + miny; b2x = px; b2y = py; if ((!sd->widget) || (!elm_widget_drag_child_locked_x_get(sd->widget))) { if ((!sd->down.bounce_x_animator) && (!sd->bounce_animator_disabled)) { if (sd->bouncemex) { if (sd->scrollto.x.animator) { ecore_animator_del(sd->scrollto.x.animator); sd->scrollto.x.animator = NULL; } sd->down.bounce_x_animator = ecore_animator_add(_smart_bounce_x_animator, sd); sd->down.anim_start2 = ecore_loop_time_get(); sd->down.bx = bx; sd->down.bx0 = bx; sd->down.b2x = b2x; if (sd->down.momentum_animator) sd->down.b0x = sd->down.ax; else sd->down.b0x = 0; } } } if ((!sd->widget) || (!elm_widget_drag_child_locked_y_get(sd->widget))) { if ((!sd->down.bounce_y_animator) && (!sd->bounce_animator_disabled)) { if (sd->bouncemey) { if (sd->scrollto.y.animator) { ecore_animator_del(sd->scrollto.y.animator); sd->scrollto.y.animator = NULL; } sd->down.bounce_y_animator = ecore_animator_add(_smart_bounce_y_animator, sd); sd->down.anim_start3 = ecore_loop_time_get(); sd->down.by = by; sd->down.by0 = by; sd->down.b2y = b2y; if (sd->down.momentum_animator) sd->down.b0y = sd->down.ay; else sd->down.b0y = 0; } } } } void elm_smart_scroller_child_pos_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y) { Evas_Coord mx = 0, my = 0, px = 0, py = 0, minx = 0, miny = 0; double vx, vy; API_ENTRY return; // FIXME: allow for bounce outside of range sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); if (mx > 0) vx = (double)(x - minx) / (double)mx; else vx = 0.0; if (vx < 0.0) vx = 0.0; else if (vx > 1.0) vx = 1.0; if (my > 0) vy = (double)(y - miny) / (double)my; else vy = 0.0; if (vy < 0.0) vy = 0.0; else if (vy > 1.0) vy = 1.0; edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, vy); edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", vx, 0.0); sd->pan_func.get(sd->pan_obj, &px, &py); if (!_elm_config->thumbscroll_bounce_enable) { if (x < minx) x = minx; if ((x - minx) > mx) x = mx + minx; if (y < miny) y = miny; if ((y - miny) > my) y = my + miny; } if (!sd->bounce_horiz) { if (x < minx) x = minx; if ((x - minx) > mx) x = mx + minx; } if (!sd->bounce_vert) { if (y < miny) y = miny; if (y - miny > my) y = my + miny; } sd->pan_func.set(sd->pan_obj, x, y); if ((px != x) || (py != y)) edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm"); if (!sd->down.bounce_x_animator) { if (((x < minx) && (0 <= sd->down.dx)) || ((x > (mx + minx)) && (0 >= sd->down.dx))) { sd->bouncemex = EINA_TRUE; bounce_eval(sd); } else sd->bouncemex = EINA_FALSE; } if (!sd->down.bounce_y_animator) { if (((y < miny) && (0 <= sd->down.dy)) || ((y > (my + miny)) && (0 >= sd->down.dy))) { sd->bouncemey = EINA_TRUE; bounce_eval(sd); } else sd->bouncemey = EINA_FALSE; } if ((x != px) || (y != py)) { evas_object_smart_callback_call(obj, "scroll", NULL); } if ((x != px)/* && (!sd->bouncemex)*/) { if (x == minx) evas_object_smart_callback_call(obj, "edge,left", NULL); if (x == (mx + minx)) evas_object_smart_callback_call(obj, "edge,right", NULL); } if ((y != py)/* && (!sd->bouncemey)*/) { if (y == miny) evas_object_smart_callback_call(obj, "edge,top", NULL); if (y == my + miny) evas_object_smart_callback_call(obj, "edge,bottom", NULL); } } void elm_smart_scroller_child_pos_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y) { API_ENTRY return; sd->pan_func.get(sd->pan_obj, x, y); } /* returns TRUE when we need to move the scroller, FALSE otherwise. * Updates w and h either way, so save them if you need them. */ static Eina_Bool _elm_smart_scroller_child_region_show_internal(Evas_Object *obj, Evas_Coord *_x, Evas_Coord *_y, Evas_Coord w, Evas_Coord h) { Evas_Coord mx = 0, my = 0, cw = 0, ch = 0, px = 0, py = 0, nx, ny, minx = 0, miny = 0, pw = 0, ph = 0, x = *_x, y = *_y; API_ENTRY return EINA_FALSE; sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch); sd->pan_func.get(sd->pan_obj, &px, &py); evas_object_geometry_get(sd->pan_obj, NULL, NULL, &pw, &ph); nx = px; if ((x < px) && ((x + w) < (px + (cw - mx)))) nx = x; else if ((x > px) && ((x + w) > (px + (cw - mx)))) nx = x + w - (cw - mx); ny = py; if ((y < py) && ((y + h) < (py + (ch - my)))) ny = y; else if ((y > py) && ((y + h) > (py + (ch - my)))) ny = y + h - (ch - my); if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) || (sd->scrollto.x.animator) || (sd->scrollto.y.animator)) { _smart_anim_stop(sd->smart_obj); } if (sd->scrollto.x.animator) { ecore_animator_del(sd->scrollto.x.animator); sd->scrollto.x.animator = NULL; } if (sd->scrollto.y.animator) { ecore_animator_del(sd->scrollto.y.animator); sd->scrollto.y.animator = NULL; } if (sd->down.bounce_x_animator) { ecore_animator_del(sd->down.bounce_x_animator); sd->down.bounce_x_animator = NULL; sd->bouncemex = EINA_FALSE; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.bounce_y_animator) { ecore_animator_del(sd->down.bounce_y_animator); sd->down.bounce_y_animator = NULL; sd->bouncemey = EINA_FALSE; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.hold_animator) { ecore_animator_del(sd->down.hold_animator); sd->down.hold_animator = NULL; _smart_drag_stop(sd->smart_obj); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.momentum_animator) { ecore_animator_del(sd->down.momentum_animator); sd->down.momentum_animator = NULL; sd->down.bounce_x_hold = EINA_FALSE; sd->down.bounce_y_hold = EINA_FALSE; sd->down.ax = 0; sd->down.ay = 0; sd->down.pdx = 0; sd->down.pdy = 0; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } x = nx; if ((x + pw) > cw) x = cw - pw; if (x < minx) x = minx; y = ny; if ((y + ph) > ch) y = ch - ph; if (y < miny) y = miny; if ((x == px) && (y == py)) return EINA_FALSE; *_x = x; *_y = y; return EINA_TRUE; } /* Set should be used for calculated positions, for example, when we move * because of an animation or because this is the correct position after * constraints. */ void elm_smart_scroller_child_region_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h) { API_ENTRY return; if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h)) { elm_smart_scroller_child_pos_set(obj, x, y); sd->down.sx = x; sd->down.sy = y; sd->down.x = sd->down.history[0].x; sd->down.y = sd->down.history[0].y; } } /* Set should be used for setting the wanted position, for example a user scroll * or moving the cursor in an entry. */ void elm_smart_scroller_child_region_show(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h) { API_ENTRY return; sd->wx = x; sd->wy = y; sd->ww = w; sd->wh = h; if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h)) { elm_smart_scroller_child_pos_set(obj, x, y); sd->down.sx = x; sd->down.sy = y; sd->down.x = sd->down.history[0].x; sd->down.y = sd->down.history[0].y; } } void elm_smart_scroller_child_viewport_size_get(Evas_Object *obj, Evas_Coord *w, Evas_Coord *h) { API_ENTRY return; if (!sd->pan_obj) return; edje_object_calc_force(sd->edje_obj); evas_object_geometry_get(sd->pan_obj, NULL, NULL, w, h); } void elm_smart_scroller_step_size_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y) { API_ENTRY return; if (x < 1) x = 1; if (y < 1) y = 1; sd->step.x = x; sd->step.y = y; _smart_scrollbar_size_adjust(sd); } void elm_smart_scroller_step_size_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y) { API_ENTRY return; if (x) *x = sd->step.x; if (y) *y = sd->step.y; } void elm_smart_scroller_page_size_set(Evas_Object *obj, Evas_Coord x, Evas_Coord y) { API_ENTRY return; sd->page.x = x; sd->page.y = y; _smart_scrollbar_size_adjust(sd); } void elm_smart_scroller_page_size_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y) { API_ENTRY return; if (x) *x = sd->page.x; if (y) *y = sd->page.y; } void elm_smart_scroller_policy_set(Evas_Object *obj, Elm_Smart_Scroller_Policy hbar, Elm_Smart_Scroller_Policy vbar) { API_ENTRY return; if ((sd->hbar_flags == hbar) && (sd->vbar_flags == vbar)) return; sd->hbar_flags = hbar; sd->vbar_flags = vbar; if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON) edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,hbar", "elm"); else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF) edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm"); else edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,hbar", "elm"); if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON) edje_object_signal_emit(sd->edje_obj, "elm,action,show_always,vbar", "elm"); else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF) edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm"); else edje_object_signal_emit(sd->edje_obj, "elm,action,show_notalways,vbar", "elm"); _smart_scrollbar_size_adjust(sd); } void elm_smart_scroller_policy_get(Evas_Object *obj, Elm_Smart_Scroller_Policy *hbar, Elm_Smart_Scroller_Policy *vbar) { API_ENTRY return; if (hbar) *hbar = sd->hbar_flags; if (vbar) *vbar = sd->vbar_flags; } Evas_Object * elm_smart_scroller_edje_object_get(Evas_Object *obj) { API_ENTRY return NULL; return sd->edje_obj; } void elm_smart_scroller_single_dir_set(Evas_Object *obj, Eina_Bool single_dir) { API_ENTRY return; sd->one_dir_at_a_time = single_dir; } Eina_Bool elm_smart_scroller_single_dir_get(Evas_Object *obj) { API_ENTRY return EINA_FALSE; return sd->one_dir_at_a_time; } void elm_smart_scroller_object_theme_set(Evas_Object *parent, Evas_Object *obj, const char *clas, const char *group, const char *style) { API_ENTRY return; Evas_Coord mw, mh; //Does this API require parent object absolutely? if then remove this exception. double parent_scale = parent ? elm_widget_scale_get(parent) : 1; _elm_theme_object_set(parent, sd->edje_obj, clas, group, style); edje_object_scale_set(sd->edje_obj, parent_scale * _elm_config->scale); if (sd->pan_obj) edje_object_part_swallow(sd->edje_obj, "elm.swallow.content", sd->pan_obj); mw = mh = -1; elm_coords_finger_size_adjust(1, &mw, 1, &mh); if (edje_object_part_exists(sd->edje_obj, "elm.scrollbar.base")) { Evas_Object *base; base = edje_object_part_swallow_get(sd->edje_obj, "elm.scrollbar.base"); if (!base) { base = evas_object_rectangle_add(evas_object_evas_get(sd->edje_obj)); evas_object_color_set(base, 0, 0, 0, 0); edje_object_part_swallow(sd->edje_obj, "elm.scrollbar.base", base); } if (!_elm_config->thumbscroll_enable) evas_object_size_hint_min_set(base, mw, mh); } sd->vbar_visible = !sd->vbar_visible; sd->hbar_visible = !sd->hbar_visible; _smart_scrollbar_bar_visibility_adjust(sd); } void elm_smart_scroller_hold_set(Evas_Object *obj, Eina_Bool hold) { API_ENTRY return; sd->hold = hold; } void elm_smart_scroller_freeze_set(Evas_Object *obj, Eina_Bool freeze) { API_ENTRY return; sd->freeze = freeze; if (sd->freeze) { if (sd->down.onhold_animator) { ecore_animator_del(sd->down.onhold_animator); sd->down.onhold_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } } else bounce_eval(sd); } void elm_smart_scroller_bounce_allow_set(Evas_Object *obj, Eina_Bool horiz, Eina_Bool vert) { API_ENTRY return; sd->bounce_horiz = !!horiz; sd->bounce_vert = !!vert; } void elm_smart_scroller_bounce_allow_get(const Evas_Object *obj, Eina_Bool *horiz, Eina_Bool *vert) { API_ENTRY return; if (horiz) *horiz = sd->bounce_horiz; if (vert) *vert = sd->bounce_vert; } void elm_smart_scroller_paging_set(Evas_Object *obj, double pagerel_h, double pagerel_v, Evas_Coord pagesize_h, Evas_Coord pagesize_v) { API_ENTRY return; sd->pagerel_h = pagerel_h; sd->pagerel_v = pagerel_v; sd->pagesize_h = pagesize_h; sd->pagesize_v = pagesize_v; _smart_page_adjust(sd); } void elm_smart_scroller_paging_get(Evas_Object *obj, double *pagerel_h, double *pagerel_v, Evas_Coord *pagesize_h, Evas_Coord *pagesize_v) { API_ENTRY return; if (pagerel_h) *pagerel_h = sd->pagerel_h; if (pagerel_v) *pagerel_v = sd->pagerel_v; if (pagesize_h) *pagesize_h = sd->pagesize_h; if (pagesize_v) *pagesize_v = sd->pagesize_v; } void elm_smart_scroller_current_page_get(Evas_Object *obj, int *pagenumber_h, int *pagenumber_v) { API_ENTRY return; Evas_Coord x, y; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); if (pagenumber_h) { if (sd->pagesize_h > 0) *pagenumber_h = (x + sd->pagesize_h - 1) / sd->pagesize_h; else *pagenumber_h = 0; } if (pagenumber_v) { if (sd->pagesize_v > 0) *pagenumber_v = (y + sd->pagesize_v - 1) / sd->pagesize_v; else *pagenumber_v = 0; } } void elm_smart_scroller_last_page_get(Evas_Object *obj, int *pagenumber_h, int *pagenumber_v) { API_ENTRY return; Evas_Coord cw, ch; sd->pan_func.child_size_get(sd->pan_obj, &cw, &ch); if (pagenumber_h) { if (sd->pagesize_h > 0) *pagenumber_h = cw / sd->pagesize_h + 1; else *pagenumber_h = 0; } if (pagenumber_v) { if (sd->pagesize_v > 0) *pagenumber_v = ch / sd->pagesize_v + 1; else *pagenumber_v = 0; } } void elm_smart_scroller_page_show(Evas_Object *obj, int pagenumber_h, int pagenumber_v) { API_ENTRY return; Evas_Coord x, y, w, h; elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); if (pagenumber_h >= 0) x = sd->pagesize_h * pagenumber_h; if (pagenumber_v >= 0) y = sd->pagesize_v * pagenumber_v; if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h)) elm_smart_scroller_child_pos_set(obj, x, y); } void elm_smart_scroller_page_bring_in(Evas_Object *obj, int pagenumber_h, int pagenumber_v) { API_ENTRY return; Evas_Coord x, y, w, h; elm_smart_scroller_child_viewport_size_get(sd->smart_obj, &w, &h); if (pagenumber_h >= 0) x = sd->pagesize_h * pagenumber_h; if (pagenumber_v >= 0) y = sd->pagesize_v * pagenumber_v; if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h)) { _smart_scrollto_x(sd, _elm_config->bring_in_scroll_friction, x); _smart_scrollto_y(sd, _elm_config->bring_in_scroll_friction, y); } } void elm_smart_scroller_region_bring_in(Evas_Object *obj, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h) { API_ENTRY return; if (_elm_smart_scroller_child_region_show_internal(obj, &x, &y, w, h)) { _smart_scrollto_x(sd, _elm_config->bring_in_scroll_friction, x); _smart_scrollto_y(sd, _elm_config->bring_in_scroll_friction, y); } } void elm_smart_scroller_widget_set(Evas_Object *obj, Evas_Object *wid) { API_ENTRY return; sd->widget = wid; } static void _elm_smart_scroller_wanted_region_set(Evas_Object *obj) { INTERNAL_ENTRY; Evas_Coord ww, wh, wx = sd->wx; if (sd->down.now || sd->down.momentum_animator || sd->down.bounce_x_animator || sd->down.bounce_y_animator || sd->down.hold_animator || sd->down.onhold_animator || sd->scrollto.x.animator || sd->scrollto.y.animator) return; sd->child.resized = EINA_FALSE; /* Flip to RTL cords only if init in RTL mode */ if (sd->is_mirrored) wx = _elm_smart_scroller_x_mirrored_get(obj, sd->wx); if (sd->ww == -1) { elm_smart_scroller_child_viewport_size_get(obj, &ww, &wh); } else { ww = sd->ww; wh = sd->wh; } elm_smart_scroller_child_region_set(obj, wx, sd->wy, ww, wh); } /* local subsystem functions */ static void _smart_edje_drag_v_start(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__) { Smart_Data *sd; sd = data; _smart_scrollbar_read(sd); _smart_drag_start(sd->smart_obj); sd->freeze = EINA_TRUE; } static void _smart_edje_drag_v_stop(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__) { Smart_Data *sd; sd = data; _smart_scrollbar_read(sd); _smart_drag_stop(sd->smart_obj); sd->freeze = EINA_FALSE; } static void _smart_edje_drag_v(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__) { Smart_Data *sd; sd = data; _smart_scrollbar_read(sd); } static void _smart_edje_drag_h_start(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__) { Smart_Data *sd; sd = data; _smart_scrollbar_read(sd); _smart_drag_start(sd->smart_obj); sd->freeze = EINA_TRUE; } static void _smart_edje_drag_h_stop(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__) { Smart_Data *sd; sd = data; _smart_scrollbar_read(sd); _smart_drag_stop(sd->smart_obj); sd->freeze = EINA_FALSE; } static void _smart_edje_drag_h(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__) { Smart_Data *sd; sd = data; _smart_scrollbar_read(sd); } static void _smart_child_del_hook(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__) { Smart_Data *sd; sd = data; sd->child_obj = NULL; _smart_scrollbar_size_adjust(sd); _smart_scrollbar_reset(sd); } static void _smart_pan_changed_hook(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__) { Evas_Coord w, h; Smart_Data *sd; sd = data; sd->pan_func.child_size_get(sd->pan_obj, &w, &h); if ((w != sd->child.w) || (h != sd->child.h)) { sd->child.w = w; sd->child.h = h; _smart_scrollbar_size_adjust(sd); evas_object_size_hint_min_set(sd->smart_obj, sd->child.w, sd->child.h); sd->child.resized = EINA_TRUE; _elm_smart_scroller_wanted_region_set(sd->smart_obj); } } void elm_smart_scroller_gravity_set(Evas_Object *obj, double x, double y) { API_ENTRY return; sd->pan_func.gravity_set(sd->pan_obj, x, y); } void elm_smart_scroller_gravity_get(Evas_Object *obj, double *x, double *y) { API_ENTRY return; sd->pan_func.gravity_get(sd->pan_obj, x, y); } static void _smart_event_wheel(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info) { Evas_Event_Mouse_Wheel *ev; Smart_Data *sd; Evas_Coord x = 0, y = 0; sd = data; ev = event_info; if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ; if ((evas_key_modifier_is_set(ev->modifiers, "Control")) || (evas_key_modifier_is_set(ev->modifiers, "Alt")) || (evas_key_modifier_is_set(ev->modifiers, "Shift")) || (evas_key_modifier_is_set(ev->modifiers, "Meta")) || (evas_key_modifier_is_set(ev->modifiers, "Hyper")) || (evas_key_modifier_is_set(ev->modifiers, "Super"))) return; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) || (sd->scrollto.x.animator) || (sd->scrollto.y.animator)) { _smart_anim_stop(sd->smart_obj); } if (sd->scrollto.x.animator) { ecore_animator_del(sd->scrollto.x.animator); sd->scrollto.x.animator = NULL; } if (sd->scrollto.y.animator) { ecore_animator_del(sd->scrollto.y.animator); sd->scrollto.y.animator = NULL; } if (sd->down.bounce_x_animator) { ecore_animator_del(sd->down.bounce_x_animator); sd->down.bounce_x_animator = NULL; sd->bouncemex = EINA_FALSE; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.bounce_y_animator) { ecore_animator_del(sd->down.bounce_y_animator); sd->down.bounce_y_animator = NULL; sd->bouncemey = EINA_FALSE; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (!ev->direction) y += ev->z * sd->step.y; else if (ev->direction == 1) x += ev->z * sd->step.x; if ((!sd->hold) && (!sd->freeze)) { _update_wanted_coordinates(sd, x, y); elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); } } static void _smart_event_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info) { Evas_Event_Mouse_Down *ev; Smart_Data *sd; Evas_Coord x = 0, y = 0; sd = data; ev = event_info; // if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ; if (_elm_config->thumbscroll_enable) { sd->down.hold = EINA_FALSE; if ((sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) || (sd->down.momentum_animator) || (sd->scrollto.x.animator) || (sd->scrollto.y.animator)) { ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL | EVAS_EVENT_FLAG_ON_HOLD; sd->down.scroll = EINA_TRUE; sd->down.hold = EINA_TRUE; _smart_anim_stop(sd->smart_obj); } if (sd->scrollto.x.animator) { ecore_animator_del(sd->scrollto.x.animator); sd->scrollto.x.animator = NULL; } if (sd->scrollto.y.animator) { ecore_animator_del(sd->scrollto.y.animator); sd->scrollto.y.animator = NULL; } if (sd->down.bounce_x_animator) { ecore_animator_del(sd->down.bounce_x_animator); sd->down.bounce_x_animator = NULL; sd->bouncemex = EINA_FALSE; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.bounce_y_animator) { ecore_animator_del(sd->down.bounce_y_animator); sd->down.bounce_y_animator = NULL; sd->bouncemey = EINA_FALSE; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.hold_animator) { ecore_animator_del(sd->down.hold_animator); sd->down.hold_animator = NULL; _smart_drag_stop(sd->smart_obj); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.momentum_animator) { ecore_animator_del(sd->down.momentum_animator); sd->down.momentum_animator = NULL; sd->down.bounce_x_hold = EINA_FALSE; sd->down.bounce_y_hold = EINA_FALSE; sd->down.ax = 0; sd->down.ay = 0; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (ev->button == 1) { sd->down.hist.est_timestamp_diff = ecore_loop_time_get() - ((double)ev->timestamp / 1000.0); sd->down.hist.tadd = 0.0; sd->down.hist.dxsum = 0.0; sd->down.hist.dysum = 0.0; sd->down.now = EINA_TRUE; sd->down.dragged = EINA_FALSE; sd->down.dir_x = EINA_FALSE; sd->down.dir_y = EINA_FALSE; sd->down.x = ev->canvas.x; sd->down.y = ev->canvas.y; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); sd->down.sx = x; sd->down.sy = y; sd->down.locked = EINA_FALSE; memset(&(sd->down.history[0]), 0, sizeof(sd->down.history[0]) * 60); #ifdef EVTIME sd->down.history[0].timestamp = ev->timestamp / 1000.0; sd->down.history[0].localtimestamp = ecore_loop_time_get(); #else sd->down.history[0].timestamp = ecore_loop_time_get(); #endif sd->down.history[0].x = ev->canvas.x; sd->down.history[0].y = ev->canvas.y; } sd->down.dragged_began = EINA_FALSE; sd->down.hold_parent = EINA_FALSE; sd->down.cancelled = EINA_FALSE; } } static void _down_coord_eval(Smart_Data *sd, Evas_Coord *x, Evas_Coord *y) { Evas_Coord minx, miny; if (sd->down.dir_x) *x = sd->down.sx - (*x - sd->down.x); else *x = sd->down.sx; if (sd->down.dir_y) *y = sd->down.sy - (*y - sd->down.y); else *y = sd->down.sy; if ((sd->down.dir_x) || (sd->down.dir_y)) { if (!((sd->down.dir_x) && (sd->down.dir_y))) { if (sd->down.dir_x) *y = sd->down.locked_y; else *x = sd->down.locked_x; } } sd->pan_func.min_get(sd->pan_obj, &minx, &miny); if (*x < minx) *x += (minx - *x) * _elm_config->thumbscroll_border_friction; else if (sd->child.w <= sd->w) *x += (sd->down.sx - *x) * _elm_config->thumbscroll_border_friction; else if ((sd->child.w - sd->w + minx) < *x) *x += (sd->child.w - sd->w + minx - *x) * _elm_config->thumbscroll_border_friction; if (*y < miny) *y += (miny - *y) * _elm_config->thumbscroll_border_friction; else if (sd->child.h <= sd->h) *y += (sd->down.sy - *y) * _elm_config->thumbscroll_border_friction; else if ((sd->child.h - sd->h + miny) < *y) *y += (sd->child.h - sd->h + miny - *y) * _elm_config->thumbscroll_border_friction; } static Eina_Bool _smart_hold_animator(void *data) { Smart_Data *sd = data; Evas_Coord ox = 0, oy = 0, fx = 0, fy= 0; fx = sd->down.hold_x; fy = sd->down.hold_y; if (_elm_config->scroll_smooth_amount > 0.0) { int i, count = 0; Evas_Coord basex = 0, basey = 0, x, y; double dt, t, tdiff, tnow, twin; struct { Evas_Coord x, y, dx, dy; double t, dt; } pos[60]; tdiff = sd->down.hist.est_timestamp_diff; tnow = ecore_time_get() - tdiff; t = tnow; twin = _elm_config->scroll_smooth_time_window; for (i = 0; i < 60; i++) { // oldest point is sd->down.history[i] // newset is sd->down.history[0] dt = t - sd->down.history[i].timestamp; if (dt > twin) { i--; break; } x = sd->down.history[i].x; y = sd->down.history[i].y; _down_coord_eval(sd, &x, &y); if (i == 0) { basex = x; basey = y; } pos[i].x = x - basex; pos[i].y = y - basey; pos[i].t = sd->down.history[i].timestamp - sd->down.history[0].timestamp; count++; } count = i; if (count >= 2) { double dtsum = 0.0, tadd, maxdt; double dxsum = 0.0, dysum = 0.0, xsum = 0.0, ysum = 0.0; for (i = 0; i < (count - 1); i++) { pos[i].dx = pos[i].x - pos[i + 1].x; pos[i].dy = pos[i].y - pos[i + 1].y; pos[i].dt = pos[i].t - pos[i + 1].t; dxsum += pos[i].dx; dysum += pos[i].dy; dtsum += pos[i].dt; xsum += pos[i].x; ysum += pos[i].y; } maxdt = pos[i].t; dxsum /= (double)i; dysum /= (double)i; dtsum /= (double)i; xsum /= (double)i; ysum /= (double)i; tadd = tnow - sd->down.history[0].timestamp + _elm_config->scroll_smooth_future_time; tadd = tadd - (maxdt / 2); #define WEIGHT(n, o, v) n = (((double)o * (1.0 - v)) + ((double)n * v)) WEIGHT(tadd, sd->down.hist.tadd, _elm_config->scroll_smooth_history_weight); WEIGHT(dxsum, sd->down.hist.dxsum, _elm_config->scroll_smooth_history_weight); WEIGHT(dysum, sd->down.hist.dysum, _elm_config->scroll_smooth_history_weight); fx = basex + xsum + ((dxsum * tadd) / dtsum); fy = basey + ysum + ((dysum * tadd) / dtsum); sd->down.hist.tadd = tadd; sd->down.hist.dxsum = dxsum; sd->down.hist.dysum = dysum; WEIGHT(fx, sd->down.hold_x, _elm_config->scroll_smooth_amount); WEIGHT(fy, sd->down.hold_y, _elm_config->scroll_smooth_amount); } // printf("%3.5f %i %i\n", ecore_time_get(), sd->down.hold_y, fy); } elm_smart_scroller_child_pos_get(sd->smart_obj, &ox, &oy); if (sd->down.dir_x) { if ((!sd->widget) || (!elm_widget_drag_child_locked_x_get(sd->widget))) ox = fx; } if (sd->down.dir_y) { if ((!sd->widget) || (!elm_widget_drag_child_locked_y_get(sd->widget))) oy = fy; } elm_smart_scroller_child_pos_set(sd->smart_obj, ox, oy); return ECORE_CALLBACK_RENEW; } static Eina_Bool _smart_event_post_up(void *data, Evas *e __UNUSED__) { Smart_Data *sd = data; if (sd->widget) { if (sd->down.dragged) { elm_widget_drag_lock_x_set(sd->widget, 0); elm_widget_drag_lock_y_set(sd->widget, 0); } } return EINA_TRUE; } static void _smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info) { Evas_Event_Mouse_Down *ev; Smart_Data *sd; Evas_Coord x = 0, y = 0, ox = 0, oy = 0; sd = data; ev = event_info; sd->down.hold_parent = EINA_FALSE; sd->down.dx = 0; sd->down.dy = 0; // if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ; evas_post_event_callback_push(e, _smart_event_post_up, sd); // FIXME: respect elm_widget_scroll_hold_get of parent container if (_elm_config->thumbscroll_enable) { if (ev->button == 1) { if (sd->down.onhold_animator) { ecore_animator_del(sd->down.onhold_animator); sd->down.onhold_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } x = ev->canvas.x - sd->down.x; y = ev->canvas.y - sd->down.y; if (sd->down.dragged) { _smart_drag_stop(sd->smart_obj); if ((!sd->hold) && (!sd->freeze)) { double t, at, dt; int i; Evas_Coord ax, ay, dx, dy, vel; #ifdef EVTIME t = ev->timestamp / 1000.0; #else t = ecore_loop_time_get(); #endif ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD; ax = ev->canvas.x; ay = ev->canvas.y; at = 0.0; #ifdef SCROLLDBG printf("------ %i %i\n", ev->canvas.x, ev->canvas.y); #endif for (i = 0; i < 60; i++) { dt = t - sd->down.history[i].timestamp; if (dt > 0.2) break; #ifdef SCROLLDBG printf("H: %i %i @ %1.3f\n", sd->down.history[i].x, sd->down.history[i].y, dt); #endif at += dt; ax += sd->down.history[i].x; ay += sd->down.history[i].y; } ax /= (i + 1); ay /= (i + 1); at /= (i + 1); at /= _elm_config->thumbscroll_sensitivity_friction; dx = ev->canvas.x - ax; dy = ev->canvas.y - ay; if (at > 0) { vel = sqrt((dx * dx) + (dy * dy)) / at; if ((_elm_config->thumbscroll_friction > 0.0) && (vel > _elm_config->thumbscroll_momentum_threshold)) { int minx, miny, mx, my, px, py; sd->pan_func.min_get(sd->pan_obj, &minx, &miny); sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.get(sd->pan_obj, &px, &py); sd->down.dx = ((double)dx / at); sd->down.dy = ((double)dy / at); if (((sd->down.dx > 0) && (sd->down.pdx > 0)) || ((sd->down.dx < 0) && (sd->down.pdx < 0))) if (px > minx && px < mx) sd->down.dx += (double)sd->down.pdx * 1.5; // FIXME: * 1.5 - probably should be config if (((sd->down.dy > 0) && (sd->down.pdy > 0)) || ((sd->down.dy < 0) && (sd->down.pdy < 0))) if (py > miny && py < my) sd->down.dy += (double)sd->down.pdy * 1.5; // FIXME: * 1.5 - probably should be config if (((sd->down.dx > 0) && (sd->down.pdx > 0)) || ((sd->down.dx < 0) && (sd->down.pdx < 0)) || ((sd->down.dy > 0) && (sd->down.pdy > 0)) || ((sd->down.dy < 0) && (sd->down.pdy < 0))) { double t = ecore_loop_time_get(); double dt = t - sd->down.anim_start; if (dt < 0.0) dt = 0.0; else if (dt > _elm_config->thumbscroll_friction) dt = _elm_config->thumbscroll_friction; sd->down.extra_time = _elm_config->thumbscroll_friction - dt; } else sd->down.extra_time = 0.0; sd->down.pdx = sd->down.dx; sd->down.pdy = sd->down.dy; ox = -sd->down.dx; oy = -sd->down.dy; if (!_smart_do_page(sd)) { if ((!sd->down.momentum_animator) && (!sd->momentum_animator_disabled)) { sd->down.momentum_animator = ecore_animator_add(_smart_momentum_animator, sd); ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL; _smart_anim_start(sd->smart_obj); } sd->down.anim_start = ecore_loop_time_get(); elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); sd->down.sx = x; sd->down.sy = y; sd->down.b0x = 0; sd->down.b0y = 0; } } } } else { sd->down.pdx = 0; sd->down.pdy = 0; } evas_event_feed_hold(e, 0, ev->timestamp, ev->data); if (_smart_do_page(sd)) { Evas_Coord pgx, pgy; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); if ((!sd->widget) || (!elm_widget_drag_child_locked_x_get(sd->widget))) { pgx = _smart_page_x_get(sd, ox); if (pgx != x) { ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL; _smart_scrollto_x(sd, _elm_config->page_scroll_friction, pgx); } } if ((!sd->widget) || (!elm_widget_drag_child_locked_y_get(sd->widget))) { pgy = _smart_page_y_get(sd, oy); if (pgy != y) { ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL; _smart_scrollto_y(sd, _elm_config->page_scroll_friction, pgy); } } } } else { sd->down.pdx = 0; sd->down.pdy = 0; if (_smart_do_page(sd)) { Evas_Coord pgx, pgy; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); if ((!sd->widget) || (!elm_widget_drag_child_locked_x_get(sd->widget))) { pgx = _smart_page_x_get(sd, ox); if (pgx != x) _smart_scrollto_x(sd, _elm_config->page_scroll_friction, pgx); } if ((!sd->widget) || (!elm_widget_drag_child_locked_y_get(sd->widget))) { pgy = _smart_page_y_get(sd, oy); if (pgy != y) _smart_scrollto_y(sd, _elm_config->page_scroll_friction, pgy); } } } if (sd->down.hold_animator) { ecore_animator_del(sd->down.hold_animator); sd->down.hold_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } if (sd->down.scroll) { ev->event_flags |= EVAS_EVENT_FLAG_ON_SCROLL; sd->down.scroll = EINA_FALSE; } if (sd->down.hold) { ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD; sd->down.hold = EINA_FALSE; } sd->down.dragged_began = EINA_FALSE; sd->down.dir_x = EINA_FALSE; sd->down.dir_y = EINA_FALSE; sd->down.want_dragged = EINA_FALSE; sd->down.dragged = EINA_FALSE; sd->down.now = EINA_FALSE; elm_smart_scroller_child_pos_get(sd->smart_obj, &x, &y); elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); _update_wanted_coordinates(sd, x, y); if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); if (!_smart_do_page(sd)) bounce_eval(sd); } } } static Eina_Bool _smart_onhold_animator(void *data) { Smart_Data *sd; double t, td; double vx, vy; Evas_Coord x, y, ox, oy; sd = data; t = ecore_loop_time_get(); if (sd->down.onhold_tlast > 0.0) { td = t - sd->down.onhold_tlast; vx = sd->down.onhold_vx * td * (double)_elm_config->thumbscroll_threshold * 2.0; vy = sd->down.onhold_vy * td * (double)_elm_config->thumbscroll_threshold * 2.0; elm_smart_scroller_child_pos_get(sd->smart_obj, &ox, &oy); x = ox; y = oy; if (sd->down.dir_x) { if ((!sd->widget) || (!elm_widget_drag_child_locked_x_get(sd->widget))) { sd->down.onhold_vxe += vx; x = ox + (int)sd->down.onhold_vxe; sd->down.onhold_vxe -= (int)sd->down.onhold_vxe; } } if (sd->down.dir_y) { if ((!sd->widget) || (!elm_widget_drag_child_locked_y_get(sd->widget))) { sd->down.onhold_vye += vy; y = oy + (int)sd->down.onhold_vye; sd->down.onhold_vye -= (int)sd->down.onhold_vye; } } elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); } sd->down.onhold_tlast = t; return ECORE_CALLBACK_RENEW; } static Eina_Bool _smart_event_post_move(void *data, Evas *e __UNUSED__) { Smart_Data *sd = data; if (sd->down.want_dragged) { int start = 0; if (sd->down.hold_parent) { if ((sd->down.dir_x) && !can_scroll(sd, sd->down.hdir)) { sd->down.dir_x = EINA_FALSE; } if ((sd->down.dir_y) && !can_scroll(sd, sd->down.vdir)) { sd->down.dir_y = EINA_FALSE; } } if (sd->down.dir_x) { if ((!sd->widget) || (!elm_widget_drag_child_locked_x_get(sd->widget))) { sd->down.want_dragged = EINA_FALSE; sd->down.dragged = EINA_TRUE; if (sd->widget) { elm_widget_drag_lock_x_set(sd->widget, 1); } start = 1; } else sd->down.dir_x = EINA_FALSE; } if (sd->down.dir_y) { if ((!sd->widget) || (!elm_widget_drag_child_locked_y_get(sd->widget))) { sd->down.want_dragged = EINA_FALSE; sd->down.dragged = EINA_TRUE; if (sd->widget) { elm_widget_drag_lock_y_set(sd->widget, 1); } start = 1; } else sd->down.dir_y = EINA_FALSE; } if ((!sd->down.dir_x) && (!sd->down.dir_y)) { sd->down.cancelled = EINA_TRUE; } if (start) _smart_drag_start(sd->smart_obj); } return EINA_TRUE; } static void _smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj __UNUSED__, void *event_info) { Evas_Event_Mouse_Move *ev; Smart_Data *sd; Evas_Coord x = 0, y = 0; sd = data; ev = event_info; // if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return ; if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) sd->down.hold_parent = EINA_TRUE; evas_post_event_callback_push(e, _smart_event_post_move, sd); // FIXME: respect elm_widget_scroll_hold_get of parent container if (_elm_config->thumbscroll_enable) { if (sd->down.now) { int dodir = 0; if (sd->scrollto.x.animator) { Evas_Coord px; ecore_animator_del(sd->scrollto.x.animator); sd->scrollto.x.animator = NULL; sd->pan_func.get(sd->pan_obj, &px, NULL); sd->down.sx = px; sd->down.x = sd->down.history[0].x; } if (sd->scrollto.y.animator) { Evas_Coord py; ecore_animator_del(sd->scrollto.y.animator); sd->scrollto.y.animator = NULL; sd->pan_func.get(sd->pan_obj, NULL, &py); sd->down.sy = py; sd->down.y = sd->down.history[0].y; } #ifdef SCROLLDBG printf("::: %i %i\n", ev->cur.canvas.x, ev->cur.canvas.y); #endif memmove(&(sd->down.history[1]), &(sd->down.history[0]), sizeof(sd->down.history[0]) * (60 - 1)); #ifdef EVTIME sd->down.history[0].timestamp = ev->timestamp / 1000.0; sd->down.history[0].localtimestamp = ecore_loop_time_get(); #else sd->down.history[0].timestamp = ecore_loop_time_get(); #endif sd->down.history[0].x = ev->cur.canvas.x; sd->down.history[0].y = ev->cur.canvas.y; if (!sd->down.dragged_began) { x = ev->cur.canvas.x - sd->down.x; y = ev->cur.canvas.y - sd->down.y; sd->down.hdir = -1; sd->down.vdir = -1; if (x > 0) sd->down.hdir = LEFT; else if (x < 0) sd->down.hdir = RIGHT; if (y > 0) sd->down.vdir = UP; else if (y < 0) sd->down.vdir = DOWN; if (x < 0) x = -x; if (y < 0) y = -y; if ((sd->one_dir_at_a_time) && (!((sd->down.dir_x) || (sd->down.dir_y)))) { if (x > _elm_config->thumbscroll_threshold) { if (x > (y * 2)) { sd->down.dir_x = EINA_TRUE; sd->down.dir_y = EINA_FALSE; dodir++; } } if (y > _elm_config->thumbscroll_threshold) { if (y > (x * 2)) { sd->down.dir_x = EINA_FALSE; sd->down.dir_y = EINA_TRUE; dodir++; } } if (!dodir) { sd->down.dir_x = EINA_TRUE; sd->down.dir_y = EINA_TRUE; } } else { sd->down.dir_x = EINA_TRUE; sd->down.dir_y = EINA_TRUE; } } if ((!sd->hold) && (!sd->freeze)) { if ((sd->down.dragged) || (((x * x) + (y * y)) > (_elm_config->thumbscroll_threshold * _elm_config->thumbscroll_threshold))) { sd->down.dragged_began = EINA_TRUE; if (!sd->down.dragged) { sd->down.want_dragged = EINA_TRUE; ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD; // evas_event_feed_hold(e, 1, ev->timestamp, ev->data); // _smart_drag_start(sd->smart_obj); } if (sd->down.dragged) { ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD; } // ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD; // sd->down.dragged = 1; if (sd->down.dir_x) x = sd->down.sx - (ev->cur.canvas.x - sd->down.x); else x = sd->down.sx; if (sd->down.dir_y) y = sd->down.sy - (ev->cur.canvas.y - sd->down.y); else y = sd->down.sy; if ((sd->down.dir_x) || (sd->down.dir_y)) { if (!sd->down.locked) { sd->down.locked_x = x; sd->down.locked_y = y; sd->down.locked = EINA_TRUE; } if (!((sd->down.dir_x) && (sd->down.dir_y))) { if (sd->down.dir_x) y = sd->down.locked_y; else x = sd->down.locked_x; } } { Evas_Coord minx, miny; sd->pan_func.min_get(sd->pan_obj, &minx, &miny); if (y < miny) y += (miny - y) * _elm_config->thumbscroll_border_friction; else if (sd->child.h <= sd->h) y += (sd->down.sy - y) * _elm_config->thumbscroll_border_friction; else if ((sd->child.h - sd->h + miny) < y) y += (sd->child.h - sd->h + miny - y) * _elm_config->thumbscroll_border_friction; if (x < minx) x += (minx - x) * _elm_config->thumbscroll_border_friction; else if (sd->child.w <= sd->w) x += (sd->down.sx - x) * _elm_config->thumbscroll_border_friction; else if ((sd->child.w - sd->w + minx) < x) x += (sd->child.w - sd->w + minx - x) * _elm_config->thumbscroll_border_friction; } sd->down.hold_x = x; sd->down.hold_y = y; if (!sd->down.hold_animator) sd->down.hold_animator = ecore_animator_add(_smart_hold_animator, sd); // printf("a %i %i\n", sd->down.hold_x, sd->down.hold_y); // _smart_onhold_animator(sd); // elm_smart_scroller_child_pos_set(sd->smart_obj, x, y); } else { if (sd->down.dragged_began) { ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD; if (!sd->down.hold) { sd->down.hold = EINA_TRUE; evas_event_feed_hold(e, 1, ev->timestamp, ev->data); } } } } else if (!sd->freeze) { Evas_Coord ex, ey, ew, eh; double vx = 0.0, vy = 0.0; evas_object_geometry_get(sd->event_obj, &ex, &ey, &ew, &eh); x = ev->cur.canvas.x - ex; y = ev->cur.canvas.y - ey; if (x < _elm_config->thumbscroll_threshold) { if (_elm_config->thumbscroll_threshold > 0.0) vx = -(double)(_elm_config->thumbscroll_threshold - x) / _elm_config->thumbscroll_threshold; else vx = -1.0; } else if (x > (ew - _elm_config->thumbscroll_threshold)) { if (_elm_config->thumbscroll_threshold > 0.0) vx = (double)(_elm_config->thumbscroll_threshold - (ew - x)) / _elm_config->thumbscroll_threshold; else vx = 1.0; } if (y < _elm_config->thumbscroll_threshold) { if (_elm_config->thumbscroll_threshold > 0.0) vy = -(double)(_elm_config->thumbscroll_threshold - y) / _elm_config->thumbscroll_threshold; else vy = -1.0; } else if (y > (eh - _elm_config->thumbscroll_threshold)) { if (_elm_config->thumbscroll_threshold > 0.0) vy = (double)(_elm_config->thumbscroll_threshold - (eh - y)) / _elm_config->thumbscroll_threshold; else vy = 1.0; } if ((vx != 0.0) || (vy != 0.0)) { sd->down.onhold_vx = vx; sd->down.onhold_vy = vy; if (!sd->down.onhold_animator) { sd->down.onhold_vxe = 0.0; sd->down.onhold_vye = 0.0; sd->down.onhold_tlast = 0.0; sd->down.onhold_animator = ecore_animator_add(_smart_onhold_animator, sd); } // printf("b %i %i\n", sd->down.hold_x, sd->down.hold_y); } else { if (sd->down.onhold_animator) { ecore_animator_del(sd->down.onhold_animator); sd->down.onhold_animator = NULL; if (sd->child.resized) _elm_smart_scroller_wanted_region_set(sd->smart_obj); } } } } } } static void _smart_scrollbar_read(Smart_Data *sd) { Evas_Coord x, y, mx = 0, my = 0, px, py, minx = 0, miny = 0; double vx, vy; if ((sd->down.dragged) || (sd->down.bounce_x_animator) || (sd->down.bounce_y_animator) || (sd->down.momentum_animator) || (sd->scrollto.x.animator) || (sd->scrollto.y.animator)) return; edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.vbar", NULL, &vy); edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.hbar", &vx, NULL); sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); x = vx * (double)mx + minx; y = vy * (double)my + miny; sd->pan_func.get(sd->pan_obj, &px, &py); sd->pan_func.set(sd->pan_obj, x, y); if ((px != x) || (py != y)) edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm"); } static void _smart_scrollbar_reset(Smart_Data *sd) { Evas_Coord px = 0, py = 0, minx = 0, miny = 0; edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, 0.0); edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", 0.0, 0.0); if ((!sd->child_obj) && (!sd->extern_pan)) { edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, 1.0); edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", 1.0, 1.0); } if (sd->pan_obj) { sd->pan_func.min_get(sd->pan_obj, &minx, &miny); sd->pan_func.get(sd->pan_obj, &px, &py); sd->pan_func.set(sd->pan_obj, minx, miny); } if ((px != minx) || (py != miny)) edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm"); } static int _smart_scrollbar_bar_v_visibility_adjust(Smart_Data *sd) { int scroll_v_vis_change = 0; Evas_Coord h, vw = 0, vh = 0; h = sd->child.h; if (sd->pan_obj) evas_object_geometry_get(sd->pan_obj, NULL, NULL, &vw, &vh); if (sd->vbar_visible) { if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO) { if ((sd->child_obj) || (sd->extern_pan)) { if (h <= vh) { scroll_v_vis_change = 1; sd->vbar_visible = EINA_FALSE; } } else { scroll_v_vis_change = 1; sd->vbar_visible = EINA_FALSE; } } else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_OFF) { scroll_v_vis_change = 1; sd->vbar_visible = EINA_FALSE; } } else { if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO) { if ((sd->child_obj) || (sd->extern_pan)) { if (h > vh) { scroll_v_vis_change = 1; sd->vbar_visible = EINA_TRUE; } } } else if (sd->vbar_flags == ELM_SMART_SCROLLER_POLICY_ON) { scroll_v_vis_change = 1; sd->vbar_visible = EINA_TRUE; } } if (scroll_v_vis_change) { if (sd->vbar_flags != ELM_SMART_SCROLLER_POLICY_OFF) { if (sd->vbar_visible) edje_object_signal_emit(sd->edje_obj, "elm,action,show,vbar", "elm"); else edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm"); edje_object_message_signal_process(sd->edje_obj); _smart_scrollbar_size_adjust(sd); } else edje_object_signal_emit(sd->edje_obj, "elm,action,hide,vbar", "elm"); } return scroll_v_vis_change; } static int _smart_scrollbar_bar_h_visibility_adjust(Smart_Data *sd) { int scroll_h_vis_change = 0; Evas_Coord w, vw = 0, vh = 0; w = sd->child.w; if (sd->pan_obj) evas_object_geometry_get(sd->pan_obj, NULL, NULL, &vw, &vh); if (sd->hbar_visible) { if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO) { if ((sd->child_obj) || (sd->extern_pan)) { if (w <= vw) { scroll_h_vis_change = 1; sd->hbar_visible = EINA_FALSE; } } else { scroll_h_vis_change = 1; sd->hbar_visible = EINA_FALSE; } } else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_OFF) { scroll_h_vis_change = 1; sd->hbar_visible = EINA_FALSE; } } else { if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_AUTO) { if ((sd->child_obj) || (sd->extern_pan)) { if (w > vw) { scroll_h_vis_change = 1; sd->hbar_visible = EINA_TRUE; } } } else if (sd->hbar_flags == ELM_SMART_SCROLLER_POLICY_ON) { scroll_h_vis_change = 1; sd->hbar_visible = EINA_TRUE; } } if (scroll_h_vis_change) { if (sd->hbar_flags != ELM_SMART_SCROLLER_POLICY_OFF) { if (sd->hbar_visible) edje_object_signal_emit(sd->edje_obj, "elm,action,show,hbar", "elm"); else edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm"); edje_object_message_signal_process(sd->edje_obj); _smart_scrollbar_size_adjust(sd); } else edje_object_signal_emit(sd->edje_obj, "elm,action,hide,hbar", "elm"); _smart_scrollbar_size_adjust(sd); } return scroll_h_vis_change; } static void _smart_scrollbar_bar_visibility_adjust(Smart_Data *sd) { int changed = 0; changed |= _smart_scrollbar_bar_h_visibility_adjust(sd); changed |= _smart_scrollbar_bar_v_visibility_adjust(sd); if (changed) { _smart_scrollbar_bar_h_visibility_adjust(sd); _smart_scrollbar_bar_v_visibility_adjust(sd); } } static void _smart_scrollbar_size_adjust(Smart_Data *sd) { if ((sd->child_obj) || (sd->extern_pan)) { Evas_Coord x, y, w, h, mx = 0, my = 0, vw = 0, vh = 0, px, py, minx = 0, miny = 0; double vx, vy, size; edje_object_part_geometry_get(sd->edje_obj, "elm.swallow.content", NULL, NULL, &vw, &vh); w = sd->child.w; if (w < 1) w = 1; size = (double)vw / (double)w; if (size > 1.0) { size = 1.0; edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.hbar", 0.0, 0.0); } edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", size, 1.0); h = sd->child.h; if (h < 1) h = 1; size = (double)vh / (double)h; if (size > 1.0) { size = 1.0; edje_object_part_drag_value_set(sd->edje_obj, "elm.dragable.vbar", 0.0, 0.0); } edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, size); edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.hbar", &vx, NULL); edje_object_part_drag_value_get(sd->edje_obj, "elm.dragable.vbar", NULL, &vy); sd->pan_func.max_get(sd->pan_obj, &mx, &my); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); x = vx * mx + minx; y = vy * my + miny; edje_object_part_drag_step_set(sd->edje_obj, "elm.dragable.hbar", (double)sd->step.x / (double)w, 0.0); edje_object_part_drag_step_set(sd->edje_obj, "elm.dragable.vbar", 0.0, (double)sd->step.y / (double)h); if (sd->page.x > 0) edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.hbar", (double)sd->page.x / (double)w, 0.0); else edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.hbar", -((double)sd->page.x * ((double)vw / (double)w)) / 100.0, 0.0); if (sd->page.y > 0) edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.vbar", 0.0, (double)sd->page.y / (double)h); else edje_object_part_drag_page_set(sd->edje_obj, "elm.dragable.vbar", 0.0, -((double)sd->page.y * ((double)vh / (double)h)) / 100.0); sd->pan_func.get(sd->pan_obj, &px, &py); if (vx != mx) x = px; if (vy != my) y = py; sd->pan_func.set(sd->pan_obj, x, y); // if ((px != 0) || (py != 0)) // edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm"); } else { Evas_Coord px = 0, py = 0, minx = 0, miny = 0; edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.vbar", 1.0, 1.0); edje_object_part_drag_size_set(sd->edje_obj, "elm.dragable.hbar", 1.0, 1.0); sd->pan_func.min_get(sd->pan_obj, &minx, &miny); sd->pan_func.get(sd->pan_obj, &px, &py); sd->pan_func.set(sd->pan_obj, minx, miny); if ((px != minx) || (py != miny)) edje_object_signal_emit(sd->edje_obj, "elm,action,scroll", "elm"); } _smart_scrollbar_bar_visibility_adjust(sd); } static void _smart_reconfigure(Smart_Data *sd) { evas_object_move(sd->edje_obj, sd->x, sd->y); evas_object_resize(sd->edje_obj, sd->w, sd->h); evas_object_move(sd->event_obj, sd->x, sd->y); evas_object_resize(sd->event_obj, sd->w, sd->h); _smart_scrollbar_size_adjust(sd); _smart_page_adjust(sd); } static void _smart_add(Evas_Object *obj) { Smart_Data *sd; Evas_Object *o; sd = calloc(1, sizeof(Smart_Data)); if (!sd) return; evas_object_smart_data_set(obj, sd); sd->smart_obj = obj; sd->x = 0; sd->y = 0; sd->w = 0; sd->h = 0; sd->step.x = 32; sd->step.y = 32; sd->page.x = -50; sd->page.y = -50; sd->hbar_flags = ELM_SMART_SCROLLER_POLICY_AUTO; sd->vbar_flags = ELM_SMART_SCROLLER_POLICY_AUTO; sd->hbar_visible = EINA_TRUE; sd->vbar_visible = EINA_TRUE; sd->bounce_horiz = EINA_TRUE; sd->bounce_vert = EINA_TRUE; sd->one_dir_at_a_time = EINA_TRUE; sd->momentum_animator_disabled = EINA_FALSE; sd->bounce_animator_disabled = EINA_FALSE; o = edje_object_add(evas_object_evas_get(obj)); evas_object_propagate_events_set(o, 0); sd->edje_obj = o; elm_smart_scroller_object_theme_set(NULL, obj, "scroller", "base", "default"); edje_object_signal_callback_add(o, "drag", "elm.dragable.vbar", _smart_edje_drag_v, sd); edje_object_signal_callback_add(o, "drag,set", "elm.dragable.vbar", _smart_edje_drag_v, sd); edje_object_signal_callback_add(o, "drag,start", "elm.dragable.vbar", _smart_edje_drag_v_start, sd); edje_object_signal_callback_add(o, "drag,stop", "elm.dragable.vbar", _smart_edje_drag_v_stop, sd); edje_object_signal_callback_add(o, "drag,step", "elm.dragable.vbar", _smart_edje_drag_v, sd); edje_object_signal_callback_add(o, "drag,page", "elm.dragable.vbar", _smart_edje_drag_v, sd); edje_object_signal_callback_add(o, "drag", "elm.dragable.hbar", _smart_edje_drag_h, sd); edje_object_signal_callback_add(o, "drag,set", "elm.dragable.hbar", _smart_edje_drag_h, sd); edje_object_signal_callback_add(o, "drag,start", "elm.dragable.hbar", _smart_edje_drag_h_start, sd); edje_object_signal_callback_add(o, "drag,stop", "elm.dragable.hbar", _smart_edje_drag_h_stop, sd); edje_object_signal_callback_add(o, "drag,step", "elm.dragable.hbar", _smart_edje_drag_h, sd); edje_object_signal_callback_add(o, "drag,page", "elm.dragable.hbar", _smart_edje_drag_h, sd); evas_object_smart_member_add(o, obj); o = evas_object_rectangle_add(evas_object_evas_get(obj)); sd->event_obj = o; evas_object_color_set(o, 0, 0, 0, 0); evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_WHEEL, _smart_event_wheel, sd); evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _smart_event_mouse_down, sd); evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, _smart_event_mouse_up, sd); evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_MOVE, _smart_event_mouse_move, sd); evas_object_smart_member_add(o, obj); evas_object_repeat_events_set(o, 1); sd->pan_func.set = _elm_smart_pan_set; sd->pan_func.get = _elm_smart_pan_get; sd->pan_func.max_get = _elm_smart_pan_max_get; sd->pan_func.min_get = _elm_smart_pan_min_get; sd->pan_func.child_size_get = _elm_smart_pan_child_size_get; _smart_scrollbar_reset(sd); } static void _smart_del(Evas_Object *obj) { INTERNAL_ENTRY; elm_smart_scroller_child_set(obj, NULL); if (!sd->extern_pan) evas_object_del(sd->pan_obj); evas_object_del(sd->edje_obj); evas_object_del(sd->event_obj); if (sd->down.hold_animator) ecore_animator_del(sd->down.hold_animator); if (sd->down.onhold_animator) ecore_animator_del(sd->down.onhold_animator); if (sd->down.momentum_animator) ecore_animator_del(sd->down.momentum_animator); if (sd->down.bounce_x_animator) ecore_animator_del(sd->down.bounce_x_animator); if (sd->down.bounce_y_animator) ecore_animator_del(sd->down.bounce_y_animator); if (sd->scrollto.x.animator) ecore_animator_del(sd->scrollto.x.animator); if (sd->scrollto.y.animator) ecore_animator_del(sd->scrollto.y.animator); free(sd); evas_object_smart_data_set(obj, NULL); } static void _smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y) { INTERNAL_ENTRY; sd->x = x; sd->y = y; _smart_reconfigure(sd); } static void _smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h) { INTERNAL_ENTRY; sd->w = w; sd->h = h; _smart_reconfigure(sd); _elm_smart_scroller_wanted_region_set(obj); } static void _smart_show(Evas_Object *obj) { INTERNAL_ENTRY; evas_object_show(sd->edje_obj); evas_object_show(sd->event_obj); } static void _smart_hide(Evas_Object *obj) { INTERNAL_ENTRY; evas_object_hide(sd->edje_obj); evas_object_hide(sd->event_obj); } static void _smart_color_set(Evas_Object *obj, int r, int g, int b, int a) { INTERNAL_ENTRY; evas_object_color_set(sd->edje_obj, r, g, b, a); } static void _smart_clip_set(Evas_Object *obj, Evas_Object *clip) { INTERNAL_ENTRY; evas_object_clip_set(sd->edje_obj, clip); evas_object_clip_set(sd->event_obj, clip); } static void _smart_clip_unset(Evas_Object *obj) { INTERNAL_ENTRY; evas_object_clip_unset(sd->edje_obj); evas_object_clip_unset(sd->event_obj); } /* never need to touch this */ static void _smart_init(void) { if (_smart) return; { static const Evas_Smart_Class sc = { SMART_NAME, EVAS_SMART_CLASS_VERSION, _smart_add, _smart_del, _smart_move, _smart_resize, _smart_show, _smart_hide, _smart_color_set, _smart_clip_set, _smart_clip_unset, NULL, NULL, NULL, NULL, NULL, NULL, NULL }; _smart = evas_smart_class_new(&sc); } }