efl/legacy/edje/src/lib/edje_main.c

384 lines
8.3 KiB
C

#include "Edje.h"
#include "edje_private.h"
Edje *_edje_fetch(Evas_Object *obj);
static void _edje_smart_add(Evas_Object * obj);
static void _edje_smart_del(Evas_Object * obj);
static void _edje_smart_layer_set(Evas_Object * obj, int layer);
static void _edje_smart_raise(Evas_Object * obj);
static void _edje_smart_lower(Evas_Object * obj);
static void _edje_smart_stack_above(Evas_Object * obj, Evas_Object * above);
static void _edje_smart_stack_below(Evas_Object * obj, Evas_Object * below);
static void _edje_smart_move(Evas_Object * obj, double x, double y);
static void _edje_smart_resize(Evas_Object * obj, double w, double h);
static void _edje_smart_show(Evas_Object * obj);
static void _edje_smart_hide(Evas_Object * obj);
static void _edje_smart_color_set(Evas_Object * obj, int r, int g, int b, int a);
static void _edje_smart_clip_set(Evas_Object * obj, Evas_Object * clip);
static void _edje_smart_clip_unset(Evas_Object * obj);
static Evas_Smart *_edje_smart = NULL;
Evas_Object *
edje_add(Evas *evas)
{
if (!_edje_smart)
_edje_smart = evas_smart_new("edje",
_edje_smart_add,
_edje_smart_del,
_edje_smart_layer_set,
_edje_smart_raise,
_edje_smart_lower,
_edje_smart_stack_above,
_edje_smart_stack_below,
_edje_smart_move,
_edje_smart_resize,
_edje_smart_show,
_edje_smart_hide,
_edje_smart_color_set,
_edje_smart_clip_set,
_edje_smart_clip_unset,
NULL);
return evas_object_smart_add(evas, _edje_smart);
}
void
edje_file_set(Evas_Object *obj, const char *file, const char *part)
{
Edje *ed;
ed = _edje_fetch(obj);
if (!ed) return;
}
/*** internal calls ***/
/* manipulation calls */
static void
_edje_part_description_apply(Edje *ed,
Edje_Real_Part *ep,
Edje_Part_Description *de1,
Edje_Part_Description *de2,
double pos)
{
if ((ep->param1.description == de1) &&
(ep->param2.description == de2) &&
(ep->description_pos == pos))
return;
ep->param1.description = de1;
ep->param2.description = de2;
ep->description_pos = pos;
ed->dirty = 1;
ep->dirty = 1;
}
/* calculation functions */
static void
_edje_part_recalc_single(Edje *ed,
Edje_Real_Part *ep,
Edje_Part_Description *desc,
Edje_Real_Part *rel1_to,
Edje_Real_Part *rel2_to,
Edje_Real_Part *confine_to,
Edje_Calc_Params *params)
{
/* horiz */
if (rel1_to)
{
params->x = desc->rel1.offset_x +
rel1_to->x + (desc->rel1.relative_x * rel1_to->w);
}
else
{
params->x = desc->rel1.offset_x +
(desc->rel1.relative_x * ed->w);
}
if (rel2_to)
{
params->w = desc->rel2.offset_x +
rel2_to->x + (desc->rel2.relative_x * rel2_to->w) -
params->x;
}
else
{
params->w = desc->rel2.offset_x +
(desc->rel2.relative_x * ed->w) -
params->x;
}
/* vert */
}
static void
_edje_part_recalc(Edje *ed, Edje_Real_Part *ep)
{
Edje_Calc_Params p1, p2;
if (ep->calculated) return;
if (ep->param1.rel1_to) _edje_part_recalc(ed, ep->param1.rel1_to);
if (ep->param1.rel2_to) _edje_part_recalc(ed, ep->param1.rel2_to);
if (ep->param1.confine_to) _edje_part_recalc(ed, ep->param1.confine_to);
if (ep->param2.rel1_to) _edje_part_recalc(ed, ep->param2.rel1_to);
if (ep->param2.rel2_to) _edje_part_recalc(ed, ep->param2.rel2_to);
if (ep->param2.confine_to) _edje_part_recalc(ed, ep->param2.confine_to);
/* actually calculate now */
if (ep->param1.description)
_edje_part_recalc_single(ed, ep, ep->param1.description, ep->param1.rel1_to, ep->param1.rel2_to, ep->param1.confine_to, &p1);
if (ep->param2.description)
_edje_part_recalc_single(ed, ep, ep->param1.description, ep->param2.rel1_to, ep->param2.rel2_to, ep->param2.confine_to, &p2);
ep->calculated = 1;
ep->dirty = 0;
}
static void
_edje_recalc(Edje *ed)
{
Evas_List *l;
if (!ed->dirty) return;
for (l = ed->parts; l; l = l->next)
{
Edje_Real_Part *ep;
ep = l->data;
ep->calculated = 0;
}
for (l = ed->parts; l; l = l->next)
{
Edje_Real_Part *ep;
ep = l->data;
if (!ep->calculated) _edje_part_recalc(ed, ep);
}
ed->dirty = 0;
}
/* utility functions we will use a lot */
Edje *
_edje_fetch(Evas_Object *obj)
{
Edje *ed;
char *type;
type = (char *)evas_object_type_get(obj);
if (!type) return NULL;
if (strcmp(type, "edje")) return NULL;
ed = evas_object_smart_data_get(obj);
return ed;
}
/* evas smart object methods - required by evas smart objects to do the */
/* dirty work on smrt objects */
static void
_edje_smart_add(Evas_Object * obj)
{
Edje *ed;
ed = calloc(1, sizeof(Edje));
if (!ed) return;
evas_object_smart_data_set(obj, ed);
ed->evas = evas_object_evas_get(obj);
ed->clipper = evas_object_rectangle_add(ed->evas);
evas_object_smart_member_add(ed->clipper, obj);
evas_object_color_set(ed->clipper, 255, 255, 255, 255);
evas_object_move(ed->clipper, 0, 0);
evas_object_resize(ed->clipper, 0, 0);
}
static void
_edje_smart_del(Evas_Object * obj)
{
Edje *ed;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
evas_object_del(ed->clipper);
free(ed);
}
static void
_edje_smart_layer_set(Evas_Object * obj, int layer)
{
Edje *ed;
Evas_List *l;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
if (ed->layer == layer) return;
ed->layer = layer;
for (l = ed->parts; l; l = l->next)
{
Edje_Real_Part *ep;
ep = l->data;
evas_object_layer_set(ep->object, ed->layer);
}
}
static void
_edje_smart_raise(Evas_Object * obj)
{
Edje *ed;
Evas_List *l;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
for (l = ed->parts; l; l = l->next)
{
Edje_Real_Part *ep;
ep = l->data;
evas_object_raise(ep->object);
}
}
static void
_edje_smart_lower(Evas_Object * obj)
{
Edje *ed;
Evas_List *l;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
for (l = evas_list_last(ed->parts); l; l = l->prev)
{
Edje_Real_Part *ep;
ep = l->data;
evas_object_lower(ep->object);
}
}
static void
_edje_smart_stack_above(Evas_Object * obj, Evas_Object * above)
{
Edje *ed;
Evas_List *l;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
for (l = evas_list_last(ed->parts); l; l = l->prev)
{
Edje_Real_Part *ep;
ep = l->data;
evas_object_stack_above(ep->object, above);
}
}
static void
_edje_smart_stack_below(Evas_Object * obj, Evas_Object * below)
{
Edje *ed;
Evas_List *l;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
for (l = ed->parts; l; l = l->next)
{
Edje_Real_Part *ep;
ep = l->data;
evas_object_stack_below(ep->object, below);
}
}
static void
_edje_smart_move(Evas_Object * obj, double x, double y)
{
Edje *ed;
Evas_List *l;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
ed->x = x;
ed->y = y;
evas_object_move(ed->clipper, ed->x, ed->y);
for (l = ed->parts; l; l = l->next)
{
Edje_Real_Part *ep;
ep = l->data;
evas_object_move(ep->object, ed->x + ep->x, ed->y + ep->y);
}
}
static void
_edje_smart_resize(Evas_Object * obj, double w, double h)
{
Edje *ed;
int nw, nh;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
nw = w;
nh = h;
ed->w = w;
ed->h = h;
if ((nw == ed->w) || (nh == ed->h)) return;
evas_object_resize(ed->clipper, ed->w, ed->h);
ed->dirty = 1;
_edje_recalc(ed);
}
static void
_edje_smart_show(Evas_Object * obj)
{
Edje *ed;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
evas_object_show(ed->clipper);
}
static void
_edje_smart_hide(Evas_Object * obj)
{
Edje *ed;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
evas_object_hide(ed->clipper);
}
static void
_edje_smart_color_set(Evas_Object * obj, int r, int g, int b, int a)
{
Edje *ed;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
evas_object_color_set(ed->clipper, r, g, b, a);
}
static void
_edje_smart_clip_set(Evas_Object * obj, Evas_Object * clip)
{
Edje *ed;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
evas_object_clip_set(ed->clipper, clip);
}
static void
_edje_smart_clip_unset(Evas_Object * obj)
{
Edje *ed;
ed = evas_object_smart_data_get(obj);
if (!ed) return;
evas_object_clip_unset(ed->clipper);
}