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use super::*;
/// `h`: Horizontal spacing.
///
/// # Positional parameters
/// - Amount of spacing: of type `linear` relative to current font size.
///
/// # Return value
/// A template that inserts horizontal spacing.
pub fn h(ctx: &mut EvalContext, args: &mut FuncArgs) -> Value {
spacing_impl("h", ctx, args, GenAxis::Cross)
}
/// `v`: Vertical spacing.
///
/// # Positional parameters
/// - Amount of spacing: of type `linear` relative to current font size.
///
/// # Return value
/// A template that inserts vertical spacing.
pub fn v(ctx: &mut EvalContext, args: &mut FuncArgs) -> Value {
spacing_impl("v", ctx, args, GenAxis::Main)
}
fn spacing_impl(
name: &str,
ctx: &mut EvalContext,
args: &mut FuncArgs,
axis: GenAxis,
) -> Value {
let spacing: Option<Linear> = args.eat_expect(ctx, "spacing");
Value::template(name, move |ctx| {
if let Some(linear) = spacing {
// TODO: Should this really always be font-size relative?
let amount = linear.resolve(ctx.state.font.size);
ctx.push_spacing(axis, amount);
}
})
}
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