Overwrite default RunInfo values with the first real ones encountered.

This commit is contained in:
Josh Matthews 2017-04-04 09:16:26 -04:00
parent ca3cd64d6b
commit a20d0bccef
4 changed files with 70 additions and 10 deletions

View file

@ -234,17 +234,22 @@ impl TextRunScanner {
let flush_run = run_info.font_index != font_index ||
run_info.bidi_level != bidi_level ||
!compatible_script;
let flush_mapping = flush_run || mapping.selected != selected;
let new_mapping_needed = flush_run || mapping.selected != selected;
if flush_mapping {
mapping.flush(&mut mappings,
&mut run_info,
&**text,
compression,
text_transform,
&mut last_whitespace,
&mut start_position,
end_position);
if new_mapping_needed {
// We ignore empty mappings at the very start of a fragment.
// The run info values are uninitialized at this point so
// flushing an empty mapping is pointless.
if end_position > 0 {
mapping.flush(&mut mappings,
&mut run_info,
&**text,
compression,
text_transform,
&mut last_whitespace,
&mut start_position,
end_position);
}
if run_info.text.len() > 0 {
if flush_run {
run_info.flush(&mut run_info_list, &mut insertion_point);