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Use Servo data to back @font-face rule in Gecko.

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This commit is contained in:
Xidorn Quan 2018-04-04 08:43:42 +10:00
parent 0332674909
commit ac7467221a
10 changed files with 461 additions and 528 deletions
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35
components/style/font_face.rs
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@ -13,7 +13,6 @@ use computed_values::{font_stretch, font_style, font_weight};
use cssparser::{AtRuleParser, DeclarationListParser, DeclarationParser, Parser};
use cssparser::{SourceLocation, CowRcStr};
use error_reporting::{ContextualParseError, ParseErrorReporter};
#[cfg(feature = "gecko")] use gecko_bindings::structs::CSSFontFaceDescriptors;
#[cfg(feature = "gecko")] use cssparser::UnicodeRange;
use parser::{ParserContext, ParserErrorContext, Parse};
#[cfg(feature = "gecko")]
@ -271,7 +270,8 @@ macro_rules! font_face_descriptors_common {
}
impl FontFaceRuleData {
fn empty(location: SourceLocation) -> Self {
/// Create an empty font-face rule
pub fn empty(location: SourceLocation) -> Self {
FontFaceRuleData {
$(
$ident: None,
@ -280,24 +280,8 @@ macro_rules! font_face_descriptors_common {
}
}
/// Convert to Gecko types
#[cfg(feature = "gecko")]
pub fn set_descriptors(self, descriptors: &mut CSSFontFaceDescriptors) {
$(
if let Some(value) = self.$ident {
descriptors.$gecko_ident.set_from(value)
}
)*
// Leave unset descriptors to eCSSUnit_Null,
// FontFaceSet::FindOrCreateUserFontEntryFromFontFace does the defaulting
// to initial values.
}
}
impl ToCssWithGuard for FontFaceRuleData {
// Serialization of FontFaceRule is not specced.
fn to_css(&self, _guard: &SharedRwLockReadGuard, dest: &mut CssStringWriter) -> fmt::Result {
dest.write_str("@font-face {\n")?;
/// Serialization of declarations in the FontFaceRule
pub fn decl_to_css(&self, dest: &mut CssStringWriter) -> fmt::Result {
$(
if let Some(ref value) = self.$ident {
dest.write_str(concat!(" ", $name, ": "))?;
@ -305,7 +289,7 @@ macro_rules! font_face_descriptors_common {
dest.write_str(";\n")?;
}
)*
dest.write_str("}")
Ok(())
}
}
@ -334,6 +318,15 @@ macro_rules! font_face_descriptors_common {
}
}
impl ToCssWithGuard for FontFaceRuleData {
// Serialization of FontFaceRule is not specced.
fn to_css(&self, _guard: &SharedRwLockReadGuard, dest: &mut CssStringWriter) -> fmt::Result {
dest.write_str("@font-face {\n")?;
self.decl_to_css(dest)?;
dest.write_str("}")
}
}
macro_rules! font_face_descriptors {
(
mandatory descriptors = [