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Add trait for TextRun methods.

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This commit is contained in:
Brian J. Burg 2012-10-15 15:57:05 -07:00
parent 8b80e15fd0
commit 4aa9bbd2ab
1 changed files with 9 additions and 1 deletions
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10
src/servo/text/text_run.rs
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@ -18,7 +18,15 @@ pub struct TextRun {
priv glyphs: GlyphStore,
}
impl TextRun {
trait TextRunMethods {
pure fn glyphs(&self) -> &self/GlyphStore;
pure fn iter_indivisible_pieces_for_range(&self, offset: uint, length: uint, f: fn(uint, uint) -> bool);
fn min_width_for_range(&LayoutContext, offset: uint, length: uint) -> au;
fn iter_natural_lines_for_range(&self, offset: uint, length: uint, f: fn(uint, uint) -> bool);
}
impl TextRun : TextRunMethods {
pure fn glyphs(&self) -> &self/GlyphStore { &self.glyphs }
fn min_width_for_range(ctx: &LayoutContext, offset: uint, length: uint) -> au {