Auto merge of #11032 - mbrubeck:no-whitespace, r=pcwalton

Filter out whitespace glyphs from display list

Fixes #10244. r? @glennw

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This commit is contained in:
bors-servo 2016-05-07 11:05:14 -07:00
commit df8008cfe6
3 changed files with 26 additions and 18 deletions

View file

@ -1800,6 +1800,7 @@ impl ScaledFontExtensionMethods for ScaledFont {
for slice in run.natural_word_slices_in_visual_order(range) { for slice in run.natural_word_slices_in_visual_order(range) {
for glyph in slice.glyphs.iter_glyphs_for_byte_range(&slice.range) { for glyph in slice.glyphs.iter_glyphs_for_byte_range(&slice.range) {
let glyph_advance = glyph.advance(); let glyph_advance = glyph.advance();
if !slice.glyphs.is_whitespace() {
let glyph_offset = glyph.offset().unwrap_or(Point2D::zero()); let glyph_offset = glyph.offset().unwrap_or(Point2D::zero());
let azglyph = struct__AzGlyph { let azglyph = struct__AzGlyph {
mIndex: glyph.id() as u32, mIndex: glyph.id() as u32,
@ -1808,8 +1809,9 @@ impl ScaledFontExtensionMethods for ScaledFont {
y: (origin.y + glyph_offset.y).to_f32_px(), y: (origin.y + glyph_offset.y).to_f32_px(),
} }
}; };
origin = Point2D::new(origin.x + glyph_advance, origin.y);
azglyphs.push(azglyph) azglyphs.push(azglyph)
}
origin.x = origin.x + glyph_advance;
}; };
} }

View file

@ -109,6 +109,7 @@ impl GlyphEntry {
Au(((self.value & GLYPH_ADVANCE_MASK) >> GLYPH_ADVANCE_SHIFT) as i32) Au(((self.value & GLYPH_ADVANCE_MASK) >> GLYPH_ADVANCE_SHIFT) as i32)
} }
#[inline]
fn id(&self) -> GlyphId { fn id(&self) -> GlyphId {
self.value & GLYPH_ID_MASK self.value & GLYPH_ID_MASK
} }
@ -361,6 +362,7 @@ impl<'a> GlyphInfo<'a> {
} }
} }
#[inline]
pub fn offset(self) -> Option<Point2D<Au>> { pub fn offset(self) -> Option<Point2D<Au>> {
match self { match self {
GlyphInfo::Simple(_, _) => None, GlyphInfo::Simple(_, _) => None,
@ -436,10 +438,12 @@ impl<'a> GlyphStore {
} }
} }
#[inline]
pub fn len(&self) -> ByteIndex { pub fn len(&self) -> ByteIndex {
ByteIndex(self.entry_buffer.len() as isize) ByteIndex(self.entry_buffer.len() as isize)
} }
#[inline]
pub fn is_whitespace(&self) -> bool { pub fn is_whitespace(&self) -> bool {
self.is_whitespace self.is_whitespace
} }

View file

@ -394,14 +394,16 @@ impl WebRenderDisplayItemConverter for DisplayItem {
for slice in item.text_run.natural_word_slices_in_visual_order(&item.range) { for slice in item.text_run.natural_word_slices_in_visual_order(&item.range) {
for glyph in slice.glyphs.iter_glyphs_for_byte_range(&slice.range) { for glyph in slice.glyphs.iter_glyphs_for_byte_range(&slice.range) {
let glyph_advance = glyph.advance(); let glyph_advance = glyph.advance();
if !slice.glyphs.is_whitespace() {
let glyph_offset = glyph.offset().unwrap_or(Point2D::zero()); let glyph_offset = glyph.offset().unwrap_or(Point2D::zero());
let glyph = webrender_traits::GlyphInstance { let glyph = webrender_traits::GlyphInstance {
index: glyph.id(), index: glyph.id(),
x: (origin.x + glyph_offset.x).to_f32_px(), x: (origin.x + glyph_offset.x).to_f32_px(),
y: (origin.y + glyph_offset.y).to_f32_px(), y: (origin.y + glyph_offset.y).to_f32_px(),
}; };
origin = Point2D::new(origin.x + glyph_advance, origin.y);
glyphs.push(glyph); glyphs.push(glyph);
}
origin.x = origin.x + glyph_advance;
}; };
} }