352 lines
8.7 KiB
C
352 lines
8.7 KiB
C
#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_route.h"
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EAPI Eo_Op ELM_OBJ_ROUTE_BASE_ID = EO_NOOP;
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#define MY_CLASS ELM_OBJ_ROUTE_CLASS
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#define MY_CLASS_NAME "elm_route"
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static void
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_clear_route(Evas_Object *obj)
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{
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Segment *segment;
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ELM_ROUTE_DATA_GET(obj, sd);
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#ifdef ELM_EMAP
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sd->lon_min = EMAP_LON_MAX;
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sd->lon_max = EMAP_LON_MIN;
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sd->lat_min = EMAP_LAT_MAX;
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sd->lat_max = EMAP_LAT_MIN;
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#endif
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EINA_LIST_FREE(sd->segments, segment)
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{
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evas_object_del(segment->obj);
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free(segment);
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}
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}
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static void
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_sizing_eval(Evas_Object *obj)
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{
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Eina_List *l;
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Segment *segment;
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Evas_Coord x, y, w, h;
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Evas_Coord start_x, start_y, end_x, end_y;
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ELM_ROUTE_DATA_GET(obj, sd);
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evas_object_geometry_get(obj, &x, &y, &w, &h);
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EINA_LIST_FOREACH(sd->segments, l, segment)
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{
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if (sd->must_calc_segments || segment->must_calc)
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{
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#ifdef ELM_EMAP
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segment->start_x =
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(emap_route_node_lon_get(segment->node_start) - sd->lon_min)
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/ (float)(sd->lon_max - sd->lon_min);
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segment->start_y =
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1 - (emap_route_node_lat_get(segment->node_start)
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- sd->lat_min) / (float)(sd->lat_max - sd->lat_min);
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segment->end_x =
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(emap_route_node_lon_get(segment->node_end) - sd->lon_min)
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/ (float)(sd->lon_max - sd->lon_min);
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segment->end_y =
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1 - (emap_route_node_lat_get(segment->node_end)
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- sd->lat_min) / (float)(sd->lat_max - sd->lat_min);
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#endif
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segment->must_calc = EINA_FALSE;
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}
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start_x = x + (int)(segment->start_x * w);
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start_y = y + (int)(segment->start_y * h);
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end_x = x + (int)(segment->end_x * w);
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end_y = y + (int)(segment->end_y * h);
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evas_object_line_xy_set(segment->obj, start_x, start_y, end_x, end_y);
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}
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sd->must_calc_segments = EINA_FALSE;
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}
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static void
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_move_resize_cb(void *data __UNUSED__,
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Evas *e __UNUSED__,
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Evas_Object *obj,
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void *event_info __UNUSED__)
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{
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_sizing_eval(obj);
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}
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static void
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_elm_route_smart_theme(Eo *obj, void *_pd EINA_UNUSED, va_list *list)
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{
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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if (ret) *ret = EINA_FALSE;
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Eina_Bool int_ret = EINA_FALSE;
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eo_do_super(obj, MY_CLASS, elm_wdg_theme(&int_ret));
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if (!int_ret) return;
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//TODO
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_sizing_eval(obj);
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if (ret) *ret = EINA_TRUE;
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}
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#ifdef ELM_EMAP
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static void
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_update_lon_lat_min_max(Evas_Object *obj,
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double lon,
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double lat)
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{
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ELM_ROUTE_DATA_GET(obj, sd);
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if (sd->lon_min > lon)
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{
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sd->lon_min = lon;
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sd->must_calc_segments = EINA_TRUE;
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}
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if (sd->lat_min > lat)
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{
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sd->lat_min = lat;
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sd->must_calc_segments = EINA_TRUE;
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}
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if (sd->lon_max < lon)
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{
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sd->lon_max = lon;
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sd->must_calc_segments = EINA_TRUE;
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}
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if (sd->lat_max < lat)
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{
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sd->lat_max = lat;
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sd->must_calc_segments = EINA_TRUE;
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}
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}
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#endif
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static void
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_elm_route_smart_add(Eo *obj, void *_pd, va_list *list EINA_UNUSED)
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{
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Elm_Route_Smart_Data *priv = _pd;
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eo_do_super(obj, MY_CLASS, evas_obj_smart_add());
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elm_widget_can_focus_set(obj, EINA_FALSE);
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evas_object_event_callback_add
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(obj, EVAS_CALLBACK_MOVE, _move_resize_cb, obj);
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evas_object_event_callback_add
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(obj, EVAS_CALLBACK_RESIZE, _move_resize_cb, obj);
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#ifdef ELM_EMAP
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priv->lon_min = EMAP_LON_MAX;
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priv->lon_max = EMAP_LON_MIN;
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priv->lat_min = EMAP_LAT_MAX;
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priv->lat_max = EMAP_LAT_MIN;
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#else
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(void)priv;
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#endif
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_sizing_eval(obj);
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}
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static void
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_elm_route_smart_del(Eo *obj, void *_pd EINA_UNUSED, va_list *list EINA_UNUSED)
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{
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_clear_route(obj);
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eo_do_super(obj, MY_CLASS, evas_obj_smart_del());
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}
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/**
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* Add a new route to the parent
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*
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* @param parent The parent object
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* @return The new object or NULL if it cannot be created
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*
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* @ingroup Route
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*/
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EAPI Evas_Object *
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elm_route_add(Evas_Object *parent)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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Evas_Object *obj = eo_add(MY_CLASS, parent);
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eo_unref(obj);
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return obj;
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}
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static void
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_constructor(Eo *obj, void *_pd EINA_UNUSED, va_list *list EINA_UNUSED)
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{
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eo_do_super(obj, MY_CLASS, eo_constructor());
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eo_do(obj,
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evas_obj_type_set(MY_CLASS_NAME));
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elm_widget_sub_object_add(eo_parent_get(obj), obj);
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}
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#ifdef ELM_EMAP
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/**
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* Set the emap object which describes the route
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*
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* @param obj The photo object
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* @param emap the route
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*
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* @ingroup Route
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*/
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EAPI void
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elm_route_emap_set(Evas_Object *obj,
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EMap_Route *emap)
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{
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ELM_ROUTE_CHECK(obj);
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eo_do(obj, elm_obj_route_emap_set(emap));
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}
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#endif
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static void
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_emap_set(Eo *obj, void *_pd, va_list *list)
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{
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void *_emap = va_arg(*list, void *);
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#ifdef ELM_EMAP
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EMap_Route *emap = _emap;
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EMap_Route_Node *node, *node_prev = NULL;
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Evas_Object *o;
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Eina_List *l;
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Elm_Route_Smart_Data *sd = _pd;
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sd->emap = emap;
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_clear_route(obj);
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EINA_LIST_FOREACH(emap_route_nodes_get(sd->emap), l, node)
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{
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if (node_prev)
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{
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Segment *segment = calloc(1, sizeof(Segment));
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segment->node_start = node_prev;
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segment->node_end = node;
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o = evas_object_line_add(evas_object_evas_get(obj));
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segment->obj = o;
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evas_object_smart_member_add(o, obj);
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segment->must_calc = EINA_TRUE;
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_update_lon_lat_min_max
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(obj, emap_route_node_lon_get(node_prev),
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emap_route_node_lat_get(node_prev));
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_update_lon_lat_min_max
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(obj, emap_route_node_lon_get(node),
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emap_route_node_lat_get(node));
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sd->segments = eina_list_append(sd->segments, segment);
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}
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node_prev = node;
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}
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_sizing_eval(obj);
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#else
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(void)obj;
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(void)_pd;
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(void)_emap;
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#endif
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}
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EAPI void
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elm_route_longitude_min_max_get(const Evas_Object *obj,
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double *min,
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double *max)
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{
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ELM_ROUTE_CHECK(obj);
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eo_do((Eo *) obj, elm_obj_route_longitude_min_max_get(min, max));
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}
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static void
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_longitude_min_max_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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double *min = va_arg(*list, double *);
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double *max = va_arg(*list, double *);
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Elm_Route_Smart_Data *sd = _pd;
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if (min) *min = sd->lon_min;
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if (max) *max = sd->lon_max;
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}
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EAPI void
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elm_route_latitude_min_max_get(const Evas_Object *obj,
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double *min,
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double *max)
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{
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ELM_ROUTE_CHECK(obj);
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eo_do((Eo *) obj, elm_obj_route_latitude_min_max_get(min, max));
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}
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static void
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_latitude_min_max_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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double *min = va_arg(*list, double *);
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double *max = va_arg(*list, double *);
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Elm_Route_Smart_Data *sd = _pd;
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if (min) *min = sd->lat_min;
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if (max) *max = sd->lat_max;
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}
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static void
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_class_constructor(Eo_Class *klass)
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{
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const Eo_Op_Func_Description func_desc[] = {
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EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_CONSTRUCTOR), _constructor),
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EO_OP_FUNC(EVAS_OBJ_SMART_ID(EVAS_OBJ_SMART_SUB_ID_ADD), _elm_route_smart_add),
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EO_OP_FUNC(EVAS_OBJ_SMART_ID(EVAS_OBJ_SMART_SUB_ID_DEL), _elm_route_smart_del),
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EO_OP_FUNC(ELM_WIDGET_ID(ELM_WIDGET_SUB_ID_THEME), _elm_route_smart_theme),
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EO_OP_FUNC(ELM_OBJ_ROUTE_ID(ELM_OBJ_ROUTE_SUB_ID_EMAP_SET), _emap_set),
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EO_OP_FUNC(ELM_OBJ_ROUTE_ID(ELM_OBJ_ROUTE_SUB_ID_LONGITUDE_MIN_MAX_GET), _longitude_min_max_get),
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EO_OP_FUNC(ELM_OBJ_ROUTE_ID(ELM_OBJ_ROUTE_SUB_ID_LATITUDE_MIN_MAX_GET), _latitude_min_max_get),
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EO_OP_FUNC_SENTINEL
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};
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eo_class_funcs_set(klass, func_desc);
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evas_smart_legacy_type_register(MY_CLASS_NAME, klass);
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}
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static const Eo_Op_Description op_desc[] = {
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EO_OP_DESCRIPTION(ELM_OBJ_ROUTE_SUB_ID_EMAP_SET, "Set the emap object which describes the route."),
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EO_OP_DESCRIPTION(ELM_OBJ_ROUTE_SUB_ID_LONGITUDE_MIN_MAX_GET, "Get the minimum and maximum values along the longitude."),
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EO_OP_DESCRIPTION(ELM_OBJ_ROUTE_SUB_ID_LATITUDE_MIN_MAX_GET, "Get the minimum and maximum values along the latitude."),
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EO_OP_DESCRIPTION_SENTINEL
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};
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static const Eo_Class_Description class_desc = {
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EO_VERSION,
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MY_CLASS_NAME,
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EO_CLASS_TYPE_REGULAR,
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EO_CLASS_DESCRIPTION_OPS(&ELM_OBJ_ROUTE_BASE_ID, op_desc, ELM_OBJ_ROUTE_SUB_ID_LAST),
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NULL,
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sizeof(Elm_Route_Smart_Data),
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_class_constructor,
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NULL
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};
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EO_DEFINE_CLASS(elm_obj_route_class_get, &class_desc, ELM_OBJ_WIDGET_CLASS, NULL);
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