diff options
Diffstat (limited to 'src/library/text.rs')
| -rw-r--r-- | src/library/text.rs | 95 |
1 files changed, 47 insertions, 48 deletions
diff --git a/src/library/text.rs b/src/library/text.rs index 4ab378c2..4baf4bc5 100644 --- a/src/library/text.rs +++ b/src/library/text.rs @@ -15,54 +15,6 @@ use crate::font::{ use crate::geom::{Dir, Em, Length, Point, Size}; use crate::util::{EcoString, SliceExt}; -/// `font`: Configure the font. -pub fn font(ctx: &mut EvalContext, args: &mut Args) -> TypResult<Value> { - let body = args.find::<Node>(); - - let mut map = Styles::new(); - let styles = match body { - Some(_) => &mut map, - None => &mut ctx.styles, - }; - - let list = args.named("family")?.or_else(|| { - let families: Vec<_> = args.all().collect(); - (!families.is_empty()).then(|| families) - }); - - set!(styles, TextNode::FAMILY_LIST => list); - set!(styles, TextNode::SERIF_LIST => args.named("serif")?); - set!(styles, TextNode::SANS_SERIF_LIST => args.named("sans-serif")?); - set!(styles, TextNode::MONOSPACE_LIST => args.named("monospace")?); - set!(styles, TextNode::FALLBACK => args.named("fallback")?); - set!(styles, TextNode::STYLE => args.named("style")?); - set!(styles, TextNode::WEIGHT => args.named("weight")?); - set!(styles, TextNode::STRETCH => args.named("stretch")?); - set!(styles, TextNode::FILL => args.named("fill")?.or_else(|| args.find())); - set!(styles, TextNode::SIZE => args.named("size")?.or_else(|| args.find())); - set!(styles, TextNode::TRACKING => args.named("tracking")?.map(Em::new)); - set!(styles, TextNode::TOP_EDGE => args.named("top-edge")?); - set!(styles, TextNode::BOTTOM_EDGE => args.named("bottom-edge")?); - set!(styles, TextNode::KERNING => args.named("kerning")?); - set!(styles, TextNode::SMALLCAPS => args.named("smallcaps")?); - set!(styles, TextNode::ALTERNATES => args.named("alternates")?); - set!(styles, TextNode::STYLISTIC_SET => args.named("stylistic-set")?); - set!(styles, TextNode::LIGATURES => args.named("ligatures")?); - set!(styles, TextNode::DISCRETIONARY_LIGATURES => args.named("discretionary-ligatures")?); - set!(styles, TextNode::HISTORICAL_LIGATURES => args.named("historical-ligatures")?); - set!(styles, TextNode::NUMBER_TYPE => args.named("number-type")?); - set!(styles, TextNode::NUMBER_WIDTH => args.named("number-width")?); - set!(styles, TextNode::NUMBER_POSITION => args.named("number-position")?); - set!(styles, TextNode::SLASHED_ZERO => args.named("slashed-zero")?); - set!(styles, TextNode::FRACTIONS => args.named("fractions")?); - set!(styles, TextNode::FEATURES => args.named("features")?); - - Ok(match body { - Some(body) => Value::Node(body.styled(map)), - None => Value::None, - }) -} - /// `strike`: Typeset striken-through text. pub fn strike(_: &mut EvalContext, args: &mut Args) -> TypResult<Value> { line_impl(args, LineKind::Strikethrough) @@ -172,6 +124,53 @@ properties! { FEATURES: Vec<(Tag, u32)> = vec![], } +impl Construct for TextNode { + fn construct(_: &mut EvalContext, args: &mut Args) -> TypResult<Node> { + // We don't need to do anything more here because the whole point of the + // text constructor is to apply the styles and that happens + // automatically during class construction. + args.expect::<Node>("body") + } +} + +impl Set for TextNode { + fn set(styles: &mut Styles, args: &mut Args) -> TypResult<()> { + let list = args.named("family")?.or_else(|| { + let families: Vec<_> = args.all().collect(); + (!families.is_empty()).then(|| families) + }); + + set!(styles, TextNode::FAMILY_LIST => list); + set!(styles, TextNode::SERIF_LIST => args.named("serif")?); + set!(styles, TextNode::SANS_SERIF_LIST => args.named("sans-serif")?); + set!(styles, TextNode::MONOSPACE_LIST => args.named("monospace")?); + set!(styles, TextNode::FALLBACK => args.named("fallback")?); + set!(styles, TextNode::STYLE => args.named("style")?); + set!(styles, TextNode::WEIGHT => args.named("weight")?); + set!(styles, TextNode::STRETCH => args.named("stretch")?); + set!(styles, TextNode::FILL => args.named("fill")?.or_else(|| args.find())); + set!(styles, TextNode::SIZE => args.named("size")?.or_else(|| args.find())); + set!(styles, TextNode::TRACKING => args.named("tracking")?.map(Em::new)); + set!(styles, TextNode::TOP_EDGE => args.named("top-edge")?); + set!(styles, TextNode::BOTTOM_EDGE => args.named("bottom-edge")?); + set!(styles, TextNode::KERNING => args.named("kerning")?); + set!(styles, TextNode::SMALLCAPS => args.named("smallcaps")?); + set!(styles, TextNode::ALTERNATES => args.named("alternates")?); + set!(styles, TextNode::STYLISTIC_SET => args.named("stylistic-set")?); + set!(styles, TextNode::LIGATURES => args.named("ligatures")?); + set!(styles, TextNode::DISCRETIONARY_LIGATURES => args.named("discretionary-ligatures")?); + set!(styles, TextNode::HISTORICAL_LIGATURES => args.named("historical-ligatures")?); + set!(styles, TextNode::NUMBER_TYPE => args.named("number-type")?); + set!(styles, TextNode::NUMBER_WIDTH => args.named("number-width")?); + set!(styles, TextNode::NUMBER_POSITION => args.named("number-position")?); + set!(styles, TextNode::SLASHED_ZERO => args.named("slashed-zero")?); + set!(styles, TextNode::FRACTIONS => args.named("fractions")?); + set!(styles, TextNode::FEATURES => args.named("features")?); + + Ok(()) + } +} + impl Debug for TextNode { fn fmt(&self, f: &mut Formatter) -> fmt::Result { if f.alternate() { |