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Remove unused CharIndex field from GlyphIterator::Item
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parent
d3d1d15615
commit
5bacfe9db9
2 changed files with 8 additions and 10 deletions
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@ -1791,7 +1791,7 @@ impl ScaledFontExtensionMethods for ScaledFont {
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azglyphs.reserve(range.length().to_usize());
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for slice in run.natural_word_slices_in_visual_order(range) {
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for (_i, glyph) in slice.glyphs.iter_glyphs_for_char_range(&slice.range) {
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for glyph in slice.glyphs.iter_glyphs_for_char_range(&slice.range) {
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let glyph_advance = glyph.advance();
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let glyph_offset = glyph.offset().unwrap_or(Point2D::zero());
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let azglyph = struct__AzGlyph {
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@ -542,7 +542,7 @@ impl<'a> GlyphStore {
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#[inline]
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pub fn advance_for_char_range_slow_path(&self, rang: &Range<CharIndex>) -> Au {
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self.iter_glyphs_for_char_range(rang)
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.fold(Au(0), |advance, (_, glyph)| advance + glyph.advance())
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.fold(Au(0), |advance, glyph| advance + glyph.advance())
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}
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#[inline]
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@ -664,11 +664,10 @@ pub struct GlyphIterator<'a> {
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impl<'a> GlyphIterator<'a> {
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// Slow path when there is a glyph range.
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#[inline(never)]
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fn next_glyph_range(&mut self) -> Option<(CharIndex, GlyphInfo<'a>)> {
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fn next_glyph_range(&mut self) -> Option<GlyphInfo<'a>> {
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match self.glyph_range.as_mut().unwrap().next() {
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Some(j) => {
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Some((self.char_index,
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GlyphInfo::Detail(self.store, self.char_index, j.get() as u16 /* ??? */)))
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Some(GlyphInfo::Detail(self.store, self.char_index, j.get() as u16 /* ??? */))
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}
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None => {
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// No more glyphs for current character. Try to get another.
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@ -680,8 +679,7 @@ impl<'a> GlyphIterator<'a> {
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// Slow path when there is a complex glyph.
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#[inline(never)]
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fn next_complex_glyph(&mut self, entry: &GlyphEntry, i: CharIndex)
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-> Option<(CharIndex, GlyphInfo<'a>)> {
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fn next_complex_glyph(&mut self, entry: &GlyphEntry, i: CharIndex) -> Option<GlyphInfo<'a>> {
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let glyphs = self.store.detail_store.detailed_glyphs_for_entry(i, entry.glyph_count());
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self.glyph_range = Some(range::each_index(CharIndex(0), CharIndex(glyphs.len() as isize)));
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self.next()
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@ -689,7 +687,7 @@ impl<'a> GlyphIterator<'a> {
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}
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impl<'a> Iterator for GlyphIterator<'a> {
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type Item = (CharIndex, GlyphInfo<'a>);
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type Item = GlyphInfo<'a>;
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// I tried to start with something simpler and apply FlatMap, but the
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// inability to store free variables in the FlatMap struct was problematic.
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@ -698,7 +696,7 @@ impl<'a> Iterator for GlyphIterator<'a> {
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// slow paths, which should not be inlined, are `next_glyph_range()` and
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// `next_complex_glyph()`.
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#[inline(always)]
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fn next(&mut self) -> Option<(CharIndex, GlyphInfo<'a>)> {
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fn next(&mut self) -> Option<GlyphInfo<'a>> {
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// Would use 'match' here but it borrows contents in a way that interferes with mutation.
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if self.glyph_range.is_some() {
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return self.next_glyph_range()
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@ -717,7 +715,7 @@ impl<'a> Iterator for GlyphIterator<'a> {
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debug_assert!(i < self.store.char_len());
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let entry = self.store.entry_buffer[i.to_usize()];
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if entry.is_simple() {
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Some((i, GlyphInfo::Simple(self.store, i)))
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Some(GlyphInfo::Simple(self.store, i))
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} else {
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// Fall back to the slow path.
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self.next_complex_glyph(&entry, i)
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