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layout: Implement text-align: justify and text-justify per

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CSS-TEXT-3 § 7.3.

`text-justify: distribute` is not supported.

The behavior of `text-justify: none` does not seem to match what Firefox
and Chrome do, but it seems to match the spec.

Closes #213.
This commit is contained in:
Patrick Walton 2015-01-09 11:45:38 -08:00
parent f58a129251
commit 5fdaba05a6
17 changed files with 528 additions and 63 deletions
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4
components/gfx/text/text_run.rs
View file

@ -120,7 +120,7 @@ impl<'a> Iterator for CharacterSliceIterator<'a> {
debug_assert!(!self.range.is_empty());
let index_to_return = self.range.begin();
self.range.adjust_by(CharIndex(1), CharIndex(0));
self.range.adjust_by(CharIndex(1), CharIndex(-1));
if self.range.is_empty() {
// We're done.
self.glyph_run = None
@ -297,7 +297,7 @@ impl<'a> TextRun {
pub fn advance_for_range(&self, range: &Range<CharIndex>) -> Au {
// TODO(Issue #199): alter advance direction for RTL
// TODO(Issue #98): using inter-char and inter-word spacing settings when measuring text
// TODO(Issue #98): using inter-char and inter-word spacing settings when measuring text
self.natural_word_slices_in_range(range)
.fold(Au(0), |advance, slice| {
advance + slice.glyphs.advance_for_char_range(&slice.range)