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[paint-extents] Flesh out more

This commit is contained in:
Behdad Esfahbod 2022-12-23 15:05:30 -07:00
parent c37a1eadef
commit d7435b1009
1 changed files with 15 additions and 10 deletions
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25
src/hb-paint-extents.hh
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@ -69,12 +69,17 @@ typedef struct hb_extents_t
typedef struct hb_bounds_t typedef struct hb_bounds_t
{ {
hb_bounds_t () {} enum status_t {
hb_bounds_t (const hb_extents_t &extents) : EMPTY,
bounded (true), extents (extents) {} BOUNDED,
UNBOUNDED,
};
bool bounded = false; hb_bounds_t (status_t status) : status (status) {}
bool empty = true; hb_bounds_t (const hb_extents_t &extents) :
status (BOUNDED), extents (extents) {}
status_t status;
hb_extents_t extents = {0, 0, 0, 0}; hb_extents_t extents = {0, 0, 0, 0};
} hb_bounds_t; } hb_bounds_t;
@ -84,8 +89,8 @@ struct hb_paint_extents_context_t {
hb_paint_extents_context_t () hb_paint_extents_context_t ()
{ {
clips.push (hb_bounds_t{}); clips.push (hb_bounds_t{hb_bounds_t::status_t::UNBOUNDED});
bounds.push (hb_bounds_t{}); groups.push (hb_bounds_t{hb_bounds_t::status_t::EMPTY});
transforms.push (hb_transform_t{}); transforms.push (hb_transform_t{});
} }
@ -117,12 +122,12 @@ struct hb_paint_extents_context_t {
void push_group () void push_group ()
{ {
bounds.push (hb_bounds_t{}); groups.push (hb_bounds_t{hb_bounds_t::status_t::EMPTY});
} }
hb_bounds_t pop_group () hb_bounds_t pop_group ()
{ {
return bounds.pop (); return groups.pop ();
} }
void paint () void paint ()
@ -131,7 +136,7 @@ struct hb_paint_extents_context_t {
} }
hb_vector_t<hb_bounds_t> clips; hb_vector_t<hb_bounds_t> clips;
hb_vector_t<hb_bounds_t> bounds; hb_vector_t<hb_bounds_t> groups;
hb_vector_t<hb_transform_t> transforms; hb_vector_t<hb_transform_t> transforms;
}; };