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Diffstat (limited to 'src/lib/elementary/efl_ui_view_list_precise_layouter.c')
-rw-r--r--src/lib/elementary/efl_ui_view_list_precise_layouter.c702
1 files changed, 702 insertions, 0 deletions
diff --git a/src/lib/elementary/efl_ui_view_list_precise_layouter.c b/src/lib/elementary/efl_ui_view_list_precise_layouter.c
new file mode 100644
index 0000000000..ee5c1814a8
--- /dev/null
+++ b/src/lib/elementary/efl_ui_view_list_precise_layouter.c
@@ -0,0 +1,702 @@
+#ifdef HAVE_CONFIG_H
+# include "elementary_config.h"
+#endif
+
+#include <Elementary.h>
+
+#include <assert.h>
+
+#include "elm_priv.h"
+#include "efl_ui_view_list_segarray.h"
+
+#define MY_CLASS EFL_UI_VIEW_LIST_PRECISE_LAYOUTER_CLASS
+
+typedef struct _Efl_Ui_View_List_Precise_Layouter_Data
+{
+ Efl_Model* model;
+ Efl_Ui_View_List_Model *modeler;
+ Ecore_Job *calc_job;
+ Efl_Ui_View_List_SegArray *segarray;
+
+ Eina_Size2D min;
+
+ unsigned int calc_progress;
+
+ int first;
+ int count_total;
+
+ Eina_Bool initialized : 1;
+ Eina_Bool recalc : 1;
+ Eina_Bool resize : 1;
+} Efl_Ui_View_List_Precise_Layouter_Data;
+
+typedef struct _Efl_Ui_View_List_Precise_Layouter_Node_Data
+{
+ Eina_Size2D min;
+ Eina_Size2D size;
+
+ Eina_Bool realized;
+} Efl_Ui_View_List_Precise_Layouter_Node_Data;
+
+typedef struct _Efl_Ui_View_List_Precise_Layouter_Callback_Data
+{
+ Efl_Ui_View_List_Precise_Layouter_Data *pd;
+ Efl_Ui_View_List_LayoutItem *item;
+} Efl_Ui_View_List_Precise_Layouter_Callback_Data;
+
+#include "efl_ui_view_list_precise_layouter.eo.h"
+
+static void _efl_ui_view_list_relayout_layout_do(Efl_Ui_View_List_Precise_Layouter_Data *);
+static Eina_Bool _initilize(Eo *, Efl_Ui_View_List_Precise_Layouter_Data*, Efl_Ui_View_List_Model*, Efl_Ui_View_List_SegArray*);
+static void _finalize(Eo *, Efl_Ui_View_List_Precise_Layouter_Data*);
+static void _node_realize(Efl_Ui_View_List_Precise_Layouter_Data*, Efl_Ui_View_List_SegArray_Node*);
+static void _node_unrealize(Efl_Ui_View_List_Precise_Layouter_Data*, Efl_Ui_View_List_SegArray_Node*);
+
+static void
+_item_size_calc(Efl_Ui_View_List_Precise_Layouter_Data *pd, Efl_Ui_View_List_LayoutItem* item)
+{
+ int boxx, boxy, boxw, boxh, boxl, boxr, boxt, boxb, pad[4];
+ double align[2];
+ Eina_Size2D max;
+
+ efl_gfx_size_hint_margin_get(item->layout, &pad[0], &pad[1], &pad[2], &pad[3]);
+ evas_object_geometry_get(pd->modeler, &boxx, &boxy, &boxw, &boxh);
+ efl_gfx_size_hint_margin_get(pd->modeler, &boxl, &boxr, &boxt, &boxb);
+ efl_gfx_size_hint_align_get(item->layout, &align[0], &align[1]);
+ max = efl_gfx_size_hint_max_get(item->layout);
+
+ // box outer margin
+ boxw -= boxl + boxr;
+ boxh -= boxt + boxb;
+ boxx += boxl;
+ boxy += boxt;
+
+ if (align[0] < 0) align[0] = -1;
+ if (align[1] < 0) align[1] = -1;
+ if (align[0] > 1) align[0] = 1;
+ if (align[1] > 1) align[1] = 1;
+
+ if (max.w <= 0) max.w = INT_MAX;
+ if (max.h <= 0) max.h = INT_MAX;
+ if (max.w < item->min.w) max.w = item->min.w;
+ if (max.h < item->min.h) max.h = item->min.h;
+
+ // horizontally
+ if (max.w < INT_MAX)
+ {
+ item->size.w = MIN(MAX(item->min.w - pad[0] - pad[1], max.w), boxw);
+ item->pos.x = boxx + pad[0];
+ }
+ else if (align[0] < 0)
+ {
+ // fill x
+ item->size.w = boxw - pad[0] - pad[1];
+ item->pos.x = boxx + pad[0];
+ }
+ else
+ {
+ item->size.w = item->min.w - pad[0] - pad[1];
+ item->pos.x = boxx + ((boxw - item->size.w) * align[0]) + pad[0];
+ }
+
+ // vertically
+ if (max.h < INT_MAX)
+ {
+ item->size.h = MIN(MAX(item->min.h - pad[2] - pad[3], max.h), boxh);
+ item->pos.y = boxy + pad[2];
+ }
+ else if (align[1] < 0)
+ {
+ // fill y
+ item->size.h = item->min.h - pad[2] - pad[3];
+ item->pos.y = boxy + pad[2];
+ }
+ else
+ {
+ item->size.h = item->min.h - pad[2] - pad[3];
+ item->pos.y = boxy + ((item->min.h - item->size.h) * align[1]) + pad[2];
+ }
+}
+
+static void
+_item_min_calc(Efl_Ui_View_List_Precise_Layouter_Data *pd, Efl_Ui_View_List_LayoutItem* item
+ , Eina_Size2D min, Efl_Ui_View_List_SegArray_Node *itemnode)
+{
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata = itemnode->layout_data;
+ Efl_Ui_View_List_LayoutItem *layout_item;
+ int i, pad[4];
+
+ efl_gfx_size_hint_margin_get(item->layout, &pad[0], &pad[1], &pad[2], &pad[3]);
+
+ min.w += pad[0] + pad[1];
+ min.h += pad[2] + pad[3];
+
+ if (item->min.h == min.h && item->min.w == min.w)
+ return;
+
+ pd->min.h += min.h - item->min.h;
+ nodedata->min.h += min.h - item->min.h;
+
+ if (nodedata->min.w <= min.w)
+ nodedata->min.w = min.w;
+ else if (nodedata->min.w == item->min.w)
+ {
+ nodedata->min.w = 0;
+ for (i = 0; i != itemnode->length; ++i)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)itemnode->pointers[i];
+ if (nodedata->min.w < layout_item->min.w)
+ nodedata->min.w = layout_item->min.w;
+
+ if (item->min.w == layout_item->min.w)
+ break;
+ }
+ }
+
+ if (pd->min.w <= min.w)
+ pd->min.w = min.w;
+ else if (pd->min.w == item->min.w)
+ {
+ Efl_Ui_View_List_SegArray_Node *node2;
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ pd->min.w = min.w;
+
+ EINA_ACCESSOR_FOREACH(nodes, i, node2)
+ {
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata2 = node2->layout_data;
+ if (pd->min.w < nodedata2->min.w)
+ pd->min.w = nodedata2->min.w;
+
+ if (item->min.w == nodedata2->min.w)
+ break;
+ }
+ eina_accessor_free(nodes);
+ }
+
+ item->min.w = min.w;
+ item->min.h = min.h;
+
+ _item_size_calc(pd, item);
+}
+
+static void
+_on_item_size_hint_change(void *data, Evas *e EINA_UNUSED,
+ Evas_Object *obj, void *event_info EINA_UNUSED)
+{
+ Efl_Ui_View_List_Precise_Layouter_Callback_Data *cb_data = data;
+ Efl_Ui_View_List_Precise_Layouter_Data *pd = cb_data->pd;
+ Efl_Ui_View_List_LayoutItem *item = cb_data->item;;
+ Efl_Ui_View_List_SegArray_Node *node = item->tree_node;
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata = node->layout_data;
+
+ Eina_Size2D min = efl_gfx_size_hint_combined_min_get(obj);
+ _item_min_calc(pd, item, min, node);
+ if (!nodedata->realized)
+ {
+ free(evas_object_event_callback_del(item->layout, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _on_item_size_hint_change));
+ efl_ui_view_list_model_unrealize(pd->modeler, item);
+ }
+}
+
+static void
+_on_modeler_resize(void *data, Evas *e EINA_UNUSED,
+ Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
+{
+ Efl_Ui_View_List_Precise_Layouter_Data *pd = data;
+ pd->resize = EINA_TRUE;
+}
+
+typedef struct _Request Request;
+struct _Request
+{
+ Efl_Ui_View_List_Precise_Layouter_Data *pd;
+ unsigned int index;
+};
+
+static Eina_Value
+_children_get(void *data, const Eina_Value v, const Eina_Future *dead_future EINA_UNUSED)
+{
+ Request *r = data;
+
+ if (eina_value_type_get(&v) == EINA_VALUE_TYPE_ERROR)
+ goto on_error;
+
+ efl_ui_view_list_segarray_insert_value(r->pd->segarray, r->index, v);
+ r->pd->recalc = EINA_TRUE;
+ evas_object_smart_changed(r->pd->modeler);
+
+ on_error:
+ free(r);
+ return v;
+}
+
+static void
+_child_added_cb(void *data, const Efl_Event *event)
+{
+ Efl_Model_Children_Event* evt = event->info;
+ Efl_Ui_View_List_Precise_Layouter_Data *pd = data;
+ Eina_Future *f;
+ Request *r;
+
+ r = calloc(1, sizeof (Request));
+ if (!r) return;
+
+ r->index = evt->index;
+ r->pd = pd;
+
+ f = efl_model_children_slice_get(pd->model, evt->index, 1);
+ f = eina_future_then(f, _children_get, r);
+}
+
+static void
+_child_removed_cb(void *data, const Efl_Event *event)
+{
+ Efl_Model_Children_Event* evt = event->info;
+ Efl_Ui_View_List_Precise_Layouter_Data *pd = data;
+ Efl_Ui_View_List_LayoutItem *layout_item, *litem;
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata;
+ Efl_Ui_View_List_SegArray_Node *itemnode;
+ int i;
+
+ litem = efl_ui_view_list_segarray_remove(pd->segarray, evt->index);
+ if (!litem) return;
+
+ itemnode = litem->tree_node;
+ nodedata = itemnode->layout_data;
+
+ free(evas_object_event_callback_del(litem->layout, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _on_item_size_hint_change));
+
+ pd->min.h -= litem->min.h;
+ nodedata->min.h -= litem->min.h;
+
+ if (nodedata->min.w == litem->min.w)
+ nodedata->min.w = 0;
+
+ for (i = 0; i != itemnode->length; ++i)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)itemnode->pointers[i];
+ if (nodedata->min.w < layout_item->min.w)
+ nodedata->min.w = layout_item->min.w;
+
+ if (litem->min.w == layout_item->min.w)
+ {
+ nodedata->min.w = layout_item->min.w;
+ break;
+ }
+ }
+
+ if (pd->min.w == litem->min.w)
+ {
+ Efl_Ui_View_List_SegArray_Node *node2;
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ pd->min.w = 0;
+
+ EINA_ACCESSOR_FOREACH(nodes, i, node2)
+ {
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata2 = node2->layout_data;
+ if (pd->min.w < nodedata2->min.w)
+ pd->min.w = nodedata2->min.w;
+
+ if (litem->min.w == nodedata2->min.w)
+ break;
+ }
+ eina_accessor_free(nodes);
+ }
+
+ efl_ui_view_list_model_unrealize(pd->modeler, litem);
+
+ free(litem);
+ pd->recalc = EINA_TRUE;
+ evas_object_smart_changed(pd->modeler);
+}
+
+static void
+_child_count_changed_cb(void *data, const Efl_Event *event EINA_UNUSED)
+{
+ Efl_Ui_View_List_Precise_Layouter_Data *pd = data;
+ pd->count_total = efl_model_children_count_get(pd->model);
+ if (pd->count_total)
+ efl_event_callback_del(pd->model, EFL_MODEL_EVENT_CHILDREN_COUNT_CHANGED, _child_count_changed_cb, pd);
+}
+
+static Eina_Bool
+_initilize(Eo *obj EINA_UNUSED, Efl_Ui_View_List_Precise_Layouter_Data *pd, Efl_Ui_View_List_Model *modeler, Efl_Ui_View_List_SegArray *segarray)
+{
+ if(pd->initialized)
+ return EINA_TRUE;
+
+ if(!pd->model || !pd->count_total)
+ return EINA_FALSE;
+
+ pd->recalc = EINA_TRUE;
+ pd->initialized = EINA_TRUE;
+
+ pd->modeler = modeler;
+ pd->segarray = segarray;
+
+ efl_ui_view_list_model_load_range_set(pd->modeler, 0, pd->count_total); // load all
+ efl_event_callback_add(pd->model, EFL_MODEL_EVENT_CHILD_ADDED, _child_added_cb, pd);
+ efl_event_callback_add(pd->model, EFL_MODEL_EVENT_CHILD_REMOVED, _child_removed_cb, pd);
+
+ evas_object_event_callback_add(modeler, EVAS_CALLBACK_RESIZE, _on_modeler_resize, pd);
+ pd->min.w = 0;
+ pd->min.h = 0;
+
+ return EINA_TRUE;
+}
+
+static void
+_finalize(Eo *obj EINA_UNUSED, Efl_Ui_View_List_Precise_Layouter_Data *pd)
+{
+ Efl_Ui_View_List_SegArray_Node* node;
+ int i = 0;
+
+ evas_object_event_callback_del_full(pd->modeler, EVAS_CALLBACK_RESIZE, _on_modeler_resize, pd);
+ efl_event_callback_del(pd->model, EFL_MODEL_EVENT_CHILD_ADDED, _child_added_cb, pd);
+ efl_event_callback_del(pd->model, EFL_MODEL_EVENT_CHILD_REMOVED, _child_removed_cb, pd);
+ pd->count_total = 0;
+
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ EINA_ACCESSOR_FOREACH(nodes, i, node)
+ {
+ _node_unrealize(pd, node);
+ free(node->layout_data);
+ }
+
+ eina_accessor_free(nodes);
+
+ pd->min.w = 0;
+ pd->min.h = 0;
+
+ efl_ui_view_list_model_min_size_set(pd->modeler, pd->min);
+
+ pd->segarray = NULL;
+ pd->modeler = NULL;
+
+ pd->initialized = EINA_FALSE;
+ pd->recalc = EINA_TRUE;
+}
+
+static void
+_node_realize(Efl_Ui_View_List_Precise_Layouter_Data *pd, Efl_Ui_View_List_SegArray_Node *node)
+{
+ Efl_Ui_View_List_LayoutItem* layout_item;
+ Efl_Ui_View_List_Precise_Layouter_Callback_Data *cb_data;
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata = node->layout_data;
+ int i;
+
+ EINA_SAFETY_ON_NULL_RETURN(nodedata);
+ if (nodedata->realized)
+ return;
+
+ nodedata->realized = EINA_TRUE;
+
+ for (i = 0; i != node->length; ++i)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)node->pointers[i];
+ efl_ui_view_list_model_realize(pd->modeler, layout_item);
+
+ if (layout_item->layout)
+ {
+ cb_data = calloc(1, sizeof(Efl_Ui_View_List_Precise_Layouter_Callback_Data));
+ cb_data->pd = pd;
+ cb_data->item = layout_item;
+ evas_object_event_callback_add(layout_item->layout, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _on_item_size_hint_change, cb_data);
+ _item_size_calc(pd, layout_item);
+ }
+ }
+}
+
+static void
+_node_unrealize(Efl_Ui_View_List_Precise_Layouter_Data *pd, Efl_Ui_View_List_SegArray_Node *node)
+{
+ Efl_Ui_View_List_LayoutItem* layout_item;
+ Efl_Ui_View_List_Precise_Layouter_Callback_Data *cb_data;
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata = node->layout_data;
+ int i;
+
+ EINA_SAFETY_ON_NULL_RETURN(nodedata);
+ if (!nodedata->realized)
+ return;
+
+ nodedata->realized = EINA_FALSE;
+
+ for (i = 0; i != node->length; ++i)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)node->pointers[i];
+ if (layout_item->layout)
+ {
+ cb_data = evas_object_event_callback_del(layout_item->layout, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _on_item_size_hint_change);
+ free(cb_data);
+ }
+ efl_ui_view_list_model_unrealize(pd->modeler, layout_item);
+ }
+}
+
+static void
+_calc_range(Efl_Ui_View_List_Precise_Layouter_Data *pd)
+{
+ Efl_Ui_View_List_SegArray_Node *node;
+ Evas_Coord ch, ny;
+ Eina_Rect vgmt;
+ Eina_Position2D spos;
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata;
+ int i;
+
+ vgmt = efl_ui_scrollable_viewport_geometry_get(pd->modeler);
+ spos = efl_ui_scrollable_content_pos_get(pd->modeler);
+
+ ny = spos.y - (vgmt.h / 2);
+ if (ny < 0) spos.y = 0;
+ else spos.y = ny;
+ vgmt.h *= 2;
+
+ ch = 0;
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ EINA_ACCESSOR_FOREACH(nodes, i, node)
+ {
+ nodedata = node->layout_data;
+ if (!nodedata || !nodedata->min.h)
+ continue;
+
+ if ((ch > spos.y || nodedata->min.h + ch > spos.y) && (ch < (spos.y + vgmt.h) || nodedata->min.h + ch < spos.y + vgmt.h))
+ _node_realize(pd, node);
+ else
+ _node_unrealize(pd, node);
+
+ ch += nodedata->min.h;
+ }
+ eina_accessor_free(nodes);
+}
+
+static void
+_calc_size_job(void *data)
+{
+ Efl_Ui_View_List_Precise_Layouter_Data *pd;
+ Efl_Ui_View_List_SegArray_Node *node;
+ Efl_Ui_View_List_LayoutItem *layout_item;
+ Eo *obj = data;
+ Eina_Size2D min;
+ int i;
+ double start_time = ecore_time_get();
+
+ EINA_SAFETY_ON_NULL_RETURN(data);
+ pd = efl_data_scope_get(obj, MY_CLASS);
+ if (EINA_UNLIKELY(!pd)) return;
+
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ while (eina_accessor_data_get(nodes, pd->calc_progress, (void **)&node))
+ {
+ pd->calc_progress++;
+ if (!node->layout_data)
+ node->layout_data = calloc(1, sizeof(Efl_Ui_View_List_Precise_Layouter_Node_Data));
+
+ for (i = 0; i != node->length; ++i)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)node->pointers[i];
+ EINA_SAFETY_ON_NULL_RETURN(layout_item);
+
+ // cache size of new items
+ if ((layout_item->min.w == 0) && (layout_item->min.h == 0))
+ {
+ if (!layout_item->layout)
+ {
+ efl_ui_view_list_model_realize(pd->modeler, layout_item);
+ }
+
+ min = efl_gfx_size_hint_combined_min_get(layout_item->layout);
+ if (min.w && min.h)
+ {
+ _item_min_calc(pd, layout_item, min, node);
+ efl_ui_view_list_model_unrealize(pd->modeler, layout_item);
+ }
+ else
+ {
+ Efl_Ui_View_List_Precise_Layouter_Callback_Data *cb_data = calloc(1, sizeof(Efl_Ui_View_List_Precise_Layouter_Callback_Data));
+ cb_data->pd = pd;
+ cb_data->item = layout_item;
+ evas_object_event_callback_add(layout_item->layout, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _on_item_size_hint_change, cb_data);
+ }
+ }
+ }
+ if ( (ecore_time_get() - start_time ) > 0.01 )
+ {
+ ecore_job_del(pd->calc_job);
+ pd->calc_job = ecore_job_add(_calc_size_job, obj);
+ eina_accessor_free(nodes);
+ return;
+ }
+ }
+ eina_accessor_free(nodes);
+ pd->calc_progress = 0;
+ pd->calc_job = NULL;
+ pd->recalc = EINA_FALSE;
+
+ evas_object_smart_changed(pd->modeler);
+}
+
+EOLIAN static Efl_Object *
+_efl_ui_view_list_precise_layouter_efl_object_constructor(Eo *obj EINA_UNUSED, Efl_Ui_View_List_Precise_Layouter_Data *pd)
+{
+ obj = efl_constructor(efl_super(obj, MY_CLASS));
+ pd->initialized = EINA_FALSE;
+
+ return obj;
+}
+
+EOLIAN static Eina_List *
+_efl_ui_view_list_precise_layouter_efl_ui_view_list_relayout_elements_get(const Eo *obj EINA_UNUSED, Efl_Ui_View_List_Precise_Layouter_Data *pd)
+{
+ Eina_List *elements_order = NULL;
+ Efl_Ui_View_List_LayoutItem* layout_item;
+ Efl_Ui_View_List_SegArray_Node *items_node;
+ int i, j = 0;
+
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ EINA_ACCESSOR_FOREACH(nodes, i, items_node)
+ {
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata = items_node->layout_data;
+ if (!nodedata || !nodedata->realized)
+ continue;
+
+ for(j = 0; j != items_node->length;++j)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)items_node->pointers[j];
+ if (layout_item->layout)
+ elements_order = eina_list_append(elements_order, layout_item->layout);
+ }
+ }
+
+ return elements_order;
+}
+
+EOLIAN static void
+_efl_ui_view_list_precise_layouter_efl_ui_view_list_relayout_model_set(Eo *obj EINA_UNUSED, Efl_Ui_View_List_Precise_Layouter_Data *pd, Efl_Model *model)
+{
+ _finalize(obj, pd);
+
+ efl_replace(&pd->model, model);
+
+ if (pd->model)
+ {
+ pd->count_total = efl_model_children_count_get(pd->model);
+ if (pd->count_total && pd->modeler)
+ efl_ui_view_list_model_load_range_set(pd->modeler, 0, pd->count_total); // load all
+ else
+ efl_event_callback_add(pd->model, EFL_MODEL_EVENT_CHILDREN_COUNT_CHANGED, _child_count_changed_cb, pd);
+ }
+}
+
+static void
+_efl_ui_view_list_relayout_layout_do(Efl_Ui_View_List_Precise_Layouter_Data *pd)
+{
+ Eina_Rect vgmt;
+ Eina_Position2D spos;
+ double cur_pos = 0;
+ Efl_Ui_View_List_LayoutItem* layout_item;
+ Efl_Ui_View_List_SegArray_Node *items_node;
+ int i, j = 0;
+
+ _calc_range(pd);
+
+ int boxx, boxy, boxw, boxh, extra = 0, rounding = 0;
+ int boxl = 0, boxr = 0, boxt = 0, boxb = 0;
+ evas_object_geometry_get(pd->modeler, &boxx, &boxy, &boxw, &boxh);
+ efl_gfx_size_hint_margin_get(pd->modeler, &boxl, &boxr, &boxt, &boxb);
+
+ // box outer margin
+ boxw -= boxl + boxr;
+ boxh -= boxt + boxb;
+ boxx += boxl;
+ boxy += boxt;
+
+ //padding can not be squeezed (note: could make it an option)
+// int pad;
+// double scale;
+// scale = evas_object_scale_get(pd->modeler);
+// pad = 0;//pd->pad.scalable ? (pd->pad.v * scale) : pd->pad.v;
+// length -= pad * (pd->count_total - 1);
+
+ // available space. if <0 we overflow
+ extra = boxh - pd->min.h;
+ if (extra < 0) extra = 0;
+
+ efl_ui_view_list_model_min_size_set(pd->modeler, pd->min);
+
+ vgmt = efl_ui_scrollable_viewport_geometry_get(pd->modeler);
+ spos = efl_ui_scrollable_content_pos_get(pd->modeler);
+
+ Eina_Accessor *nodes = efl_ui_view_list_segarray_node_accessor_get(pd->segarray);
+ EINA_ACCESSOR_FOREACH(nodes, i, items_node)
+ {
+ Efl_Ui_View_List_Precise_Layouter_Node_Data *nodedata = items_node->layout_data;
+ if (!nodedata)
+ {
+ continue;
+ }
+
+ if (nodedata->realized)
+ {
+ for(j = 0; j != items_node->length;++j)
+ {
+ layout_item = (Efl_Ui_View_List_LayoutItem *)items_node->pointers[j];
+ double x, y, w, h;
+ double weight_x, weight_y;
+
+ if (layout_item->min.w && layout_item->min.h)
+ {
+ assert(layout_item->layout != NULL);
+ if (pd->resize)
+ _item_size_calc(pd, layout_item);
+
+ efl_gfx_size_hint_weight_get(layout_item->layout, &weight_x, &weight_y);
+ // extra rounding up (compensate cumulative error)
+ if ((i == (pd->count_total - 1)) && (cur_pos - floor(cur_pos) >= 0.5))
+ rounding = 1;
+
+ x = layout_item->pos.x;
+ y = layout_item->pos.y + cur_pos;
+ w = layout_item->size.w;
+ h = layout_item->size.h + rounding + weight_y * extra;
+ cur_pos += h;
+
+ if (w < pd->min.w) w = pd->min.w;
+ if (w > vgmt.w) w = vgmt.w;
+
+ evas_object_geometry_set(layout_item->layout, (x + 0 - spos.x), (y + 0 - spos.y), w, h);
+ }
+ }
+ }
+ else
+ {
+ cur_pos += nodedata->min.h;
+ }
+ }
+ eina_accessor_free(nodes);
+
+ pd->resize = EINA_FALSE;
+}
+
+EOLIAN static void
+_efl_ui_view_list_precise_layouter_efl_ui_view_list_relayout_layout_do
+ (Eo *obj EINA_UNUSED, Efl_Ui_View_List_Precise_Layouter_Data *pd
+ , Efl_Ui_View_List_Model *modeler, int first, Efl_Ui_View_List_SegArray *segarray)
+{
+ if (!_initilize(obj, pd, modeler, segarray))
+ return;
+
+ pd->first = first;
+
+ if (pd->recalc && efl_ui_view_list_segarray_count(segarray) > 0)
+ {
+ // cache size of new items
+ pd->calc_progress = 0;
+ ecore_job_del(pd->calc_job);
+ pd->calc_job = ecore_job_add(_calc_size_job, obj);
+ return;
+ }
+
+ _efl_ui_view_list_relayout_layout_do(pd);
+}
+
+#include "efl_ui_view_list_precise_layouter.eo.c"