pauljako/yambar
1
0
Fork 0
forked from external/yambar
Code Pull requests Activity

particle/map: implement left/right margin

Browse source 
This is done by wrapping the selected particle/exposable in a
ramp-specific exposable. This way, we can add the margins before
delegating begin_expose() and expose() to the selected exposable.
This commit is contained in:
Daniel Eklöf 2018-12-29 20:54:41 +01:00
parent a3322b0a8a
commit 6f5572ff6b
1 changed files with 60 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

66
particles/map.c
View file

@ -11,6 +11,45 @@ struct private {
size_t count;
};
struct eprivate {
struct exposable *exposable;
};
static void
exposable_destroy(struct exposable *exposable)
{
struct eprivate *e = exposable->private;
e->exposable->destroy(e->exposable);
free(e);
exposable_default_destroy(exposable);
}
static int
begin_expose(struct exposable *exposable, cairo_t *cr)
{
struct eprivate *e = exposable->private;
exposable->width = (
exposable->particle->left_margin +
e->exposable->begin_expose(e->exposable, cr) +
exposable->particle->right_margin);
return exposable->width;
}
static void
expose(const struct exposable *exposable, cairo_t *cr, int x, int y, int height)
{
const struct deco *deco = exposable->particle->deco;
if (deco != NULL)
deco->expose(deco, cr, x, y, exposable->width, height);
struct eprivate *e = exposable->private;
e->exposable->expose(
e->exposable, cr, x + exposable->particle->left_margin, y, height);
}
static struct exposable *
instantiate(const struct particle *particle, const struct tag_set *tags)
{
@ -23,17 +62,35 @@ instantiate(const struct particle *particle, const struct tag_set *tags)
const char *tag_value = tag->as_string(tag);
struct particle *pp = NULL;
for (size_t i = 0; i < p->count; i++) {
const struct particle_map *e = &p->map[i];
if (strcmp(e->tag_value, tag_value) != 0)
continue;
return e->particle->instantiate(e->particle, tags);
pp = e->particle;
break;
}
assert(p->default_particle != NULL);
return p->default_particle->instantiate(p->default_particle, tags);
if (pp == NULL) {
assert(p->default_particle != NULL);
pp = p->default_particle;
}
struct eprivate *e = malloc(sizeof(*e));
e->exposable = pp->instantiate(pp, tags);
char *on_click = tags_expand_template(particle->on_click_template, tags);
struct exposable *exposable = exposable_common_new(particle, on_click);
exposable->private = e;
exposable->destroy = &exposable_destroy;
exposable->begin_expose = &begin_expose;
exposable->expose = &expose;
free(on_click);
return exposable;
}
static void
@ -61,9 +118,6 @@ particle_map_new(const char *tag, const struct particle_map *particle_map,
size_t count, struct particle *default_particle,
int left_margin, int right_margin)
{
assert(left_margin == 0 && right_margin == 0
&& "map: margins not implemented");
struct particle *particle = particle_common_new(
left_margin, right_margin, NULL);
particle->destroy = &particle_destroy;