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Remove unused is_missing flag

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This commit is contained in:
Matt Brubeck 2015-09-30 09:45:24 -07:00
parent fa85d5f312
commit d3d1d15615
2 changed files with 18 additions and 38 deletions
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29
components/gfx/text/glyph.rs
View file

@ -62,14 +62,6 @@ impl GlyphEntry {
GlyphEntry::new(glyph_count as u32)
}
/// Create a GlyphEntry for the case where glyphs couldn't be found for the specified
/// character.
fn missing(glyph_count: usize) -> GlyphEntry {
assert!(glyph_count <= u16::MAX as usize);
GlyphEntry::new(glyph_count as u32)
}
fn is_initial(&self) -> bool {
*self == GlyphEntry::initial()
}
@ -317,7 +309,6 @@ pub struct GlyphData {
id: GlyphId,
advance: Au,
offset: Point2D<Au>,
is_missing: bool,
cluster_start: bool,
ligature_start: bool,
}
@ -327,7 +318,6 @@ impl GlyphData {
pub fn new(id: GlyphId,
advance: Au,
offset: Option<Point2D<Au>>,
is_missing: bool,
cluster_start: bool,
ligature_start: bool)
-> GlyphData {
@ -335,7 +325,6 @@ impl GlyphData {
id: id,
advance: advance,
offset: offset.unwrap_or(Point2D::zero()),
is_missing: is_missing,
cluster_start: cluster_start,
ligature_start: ligature_start,
}
@ -470,15 +459,13 @@ impl<'a> GlyphStore {
debug_assert!(data.ligature_start); // can't compress ligature continuation glyphs.
debug_assert!(i < self.char_len());
let mut entry = match (data.is_missing, glyph_is_compressible) {
(true, _) => GlyphEntry::missing(1),
(false, true) => GlyphEntry::simple(data.id, data.advance),
(false, false) => {
let mut entry = if glyph_is_compressible {
GlyphEntry::simple(data.id, data.advance)
} else {
let glyph = &[DetailedGlyph::new(data.id, data.advance, data.offset)];
self.has_detailed_glyphs = true;
self.detail_store.add_detailed_glyphs_for_entry(i, glyph);
GlyphEntry::complex(data.cluster_start, data.ligature_start, 1)
}
};
if character == ' ' {
@ -495,9 +482,6 @@ impl<'a> GlyphStore {
let glyph_count = data_for_glyphs.len();
let first_glyph_data = data_for_glyphs[0];
let entry = match first_glyph_data.is_missing {
true => GlyphEntry::missing(glyph_count),
false => {
let glyphs_vec: Vec<DetailedGlyph> = (0..glyph_count).map(|i| {
DetailedGlyph::new(data_for_glyphs[i].id,
data_for_glyphs[i].advance,
@ -506,11 +490,10 @@ impl<'a> GlyphStore {
self.has_detailed_glyphs = true;
self.detail_store.add_detailed_glyphs_for_entry(i, &glyphs_vec);
GlyphEntry::complex(first_glyph_data.cluster_start,
let entry = GlyphEntry::complex(first_glyph_data.cluster_start,
first_glyph_data.ligature_start,
glyph_count)
}
};
glyph_count);
debug!("Adding multiple glyphs[idx={:?}, count={}]: {:?}", i, glyph_count, entry);

3
components/gfx/text/shaping/harfbuzz.rs
View file

@ -453,7 +453,6 @@ impl Shaper {
let data = GlyphData::new(space_glyph_id,
advance,
Default::default(),
false,
true,
true);
glyphs.add_glyph_for_char_index(char_idx, character, &data);
@ -463,7 +462,6 @@ impl Shaper {
let data = GlyphData::new(shape.codepoint,
advance,
shape.offset,
false,
true,
true);
glyphs.add_glyph_for_char_index(char_idx, character, &data);
@ -477,7 +475,6 @@ impl Shaper {
datas.push(GlyphData::new(shape.codepoint,
shape.advance,
shape.offset,
false, // not missing
true, // treat as cluster start
glyph_i > glyph_span.begin()));
// all but first are ligature continuations