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#include "evas_common_private.h"
#include "evas_private.h"
#include "evas_vg_private.h"
#include "efl_vg_root_node.eo.h"
#include <string.h>
#define MY_CLASS EFL_VG_ROOT_NODE_CLASS
typedef struct _Efl_VG_Root_Node_Data Efl_VG_Root_Node_Data;
struct _Efl_VG_Root_Node_Data
{
Evas_Object *parent;
Evas_Object_Protected_Data *data;
};
static void
_evas_vg_root_node_render_pre(Eo *obj EINA_UNUSED,
Eina_Matrix3 *parent,
Ector_Surface *s,
void *data,
Efl_VG_Data *nd)
{
Efl_VG_Container_Data *pd = data;
Eina_List *l;
Eo *child;
EFL_VG_COMPUTE_MATRIX(current, parent, nd);
EINA_LIST_FOREACH(pd->children, l, child)
_evas_vg_render_pre(child, s, current);
}
static void
_evas_vg_root_node_changed(void *data, const Eo_Event *event)
{
Efl_VG_Root_Node_Data *pd = data;
Efl_VG_Data *bd = efl_data_scope_get(event->object, EFL_VG_CLASS);
if (bd->changed) return;
bd->changed = EINA_TRUE;
if (pd->parent) evas_object_change(pd->parent, pd->data);
}
static void
_efl_vg_root_node_efl_object_parent_set(Eo *obj,
Efl_VG_Root_Node_Data *pd,
Eo *parent)
{
// Nice little hack, jump over parent parent_set in Efl_VG_Root
efl_parent_set(efl_super(obj, EFL_VG_CLASS), parent);
if (parent && !efl_isa(parent, EVAS_VG_CLASS))
{
ERR("Parent of VG_ROOT_NODE must be a VG_CLASS");
}
else
{
pd->parent = parent;
pd->data = parent ? efl_data_scope_get(parent, EFL_CANVAS_OBJECT_CLASS) : NULL;
}
}
static Eo *
_efl_vg_root_node_efl_object_constructor(Eo *obj,
Efl_VG_Root_Node_Data *pd)
{
Efl_VG_Container_Data *cd;
Efl_VG_Data *nd;
Eo *parent;
// We are copying here the code of the vg container to make it possible to
// enforce that the root node is the only one to attach to an Evas_Object_VG
cd = efl_data_scope_get(obj, EFL_VG_CONTAINER_CLASS);
cd->children = NULL;
cd->names = eina_hash_stringshared_new(NULL);
// Nice little hack, jump over parent constructor in Efl_VG_Root
obj = efl_constructor(efl_super(obj, EFL_VG_CLASS));
parent = efl_parent_get(obj);
efl_vg_name_set(obj, "root");
if (!efl_isa(parent, EVAS_VG_CLASS)) {
ERR("Parent of VG_ROOT_NODE must be a VG_CLASS");
return NULL;
}
nd = efl_data_scope_get(obj, EFL_VG_CLASS);
nd->render_pre = _evas_vg_root_node_render_pre;
nd->data = cd;
efl_event_callback_add(obj, EFL_GFX_CHANGED, _evas_vg_root_node_changed, pd);
return obj;
}
#include "efl_vg_root_node.eo.c"
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