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Convert TextRun::iter_natural_lines_for_range to use spans. Fixes #123.

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This commit is contained in:
Brian J. Burg 2012-10-18 09:56:01 -07:00
parent 905bff4228
commit e2c5bcaf37
1 changed files with 7 additions and 7 deletions
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14
src/servo/text/text_run.rs
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@ -98,29 +98,29 @@ impl TextRun : TextRunMethods {
assert offset < self.text.len();
assert offset + length <= self.text.len();
let mut clump_start = offset;
let mut clump_end = offset;
let mut clump_offset = offset;
let mut clump_length = 0;
let mut in_clump = false;
// clump non-linebreaks of nonzero length
for uint::range(offset, offset + length) |i| {
match (self.glyphs.char_is_newline(i), in_clump) {
(false, true) => { clump_end = i; }
(false, false) => { in_clump = true; clump_start = i; clump_end = i; }
(false, true) => { clump_length += 1; }
(false, false) => { in_clump = true; clump_offset = i; clump_length = 1; }
(true, false) => { /* chomp whitespace */ }
(true, true) => {
in_clump = false;
// don't include the linebreak 'glyph'
// (we assume there's one GlyphEntry for a newline, and no actual glyphs)
if !f(clump_start, clump_end - clump_start + 1) { break }
if !f(clump_offset, clump_length) { break }
}
}
}
// flush any remaining chars as a line
if in_clump {
clump_end = offset + length - 1;
f(clump_start, clump_end - clump_start + 1);
clump_length = (offset + length) - clump_offset;
f(clump_offset, clump_length);
}
}