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hsl/hsla 3 args special functions

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This commit is contained in:
ConnorSkees 2020-04-06 23:38:17 -04:00
parent b17420e00b
commit 6b817dcb24
1 changed files with 72 additions and 0 deletions
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72
src/builtin/color/hsl.rs
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@ -57,14 +57,50 @@ pub(crate) fn register(f: &mut HashMap<String, Builtin>) {
} else { } else {
let hue = match arg!(args, scope, super_selector, 0, "hue") { let hue = match arg!(args, scope, super_selector, 0, "hue") {
Value::Dimension(n, _) => n, Value::Dimension(n, _) => n,
v if v.is_special_function() => {
let saturation = arg!(args, scope, super_selector, 1, "saturation");
let lightness = arg!(args, scope, super_selector, 2, "lightness");
let mut string = format!("hsl({}, {}, {}", v, saturation, lightness);
if !args.is_empty() {
string.push_str(", ");
string.push_str(
&arg!(args, scope, super_selector, 3, "alpha").to_string(),
);
}
string.push(')');
return Ok(Value::Ident(string, QuoteKind::None));
}
v => return Err(format!("$hue: {} is not a number.", v).into()), v => return Err(format!("$hue: {} is not a number.", v).into()),
}; };
let saturation = match arg!(args, scope, super_selector, 1, "saturation") { let saturation = match arg!(args, scope, super_selector, 1, "saturation") {
Value::Dimension(n, _) => n / Number::from(100), Value::Dimension(n, _) => n / Number::from(100),
v if v.is_special_function() => {
let lightness = arg!(args, scope, super_selector, 2, "lightness");
let mut string = format!("hsl({}, {}, {}", hue, v, lightness);
if !args.is_empty() {
string.push_str(", ");
string.push_str(
&arg!(args, scope, super_selector, 3, "alpha").to_string(),
);
}
string.push(')');
return Ok(Value::Ident(string, QuoteKind::None));
}
v => return Err(format!("$saturation: {} is not a number.", v).into()), v => return Err(format!("$saturation: {} is not a number.", v).into()),
}; };
let lightness = match arg!(args, scope, super_selector, 2, "lightness") { let lightness = match arg!(args, scope, super_selector, 2, "lightness") {
Value::Dimension(n, _) => n / Number::from(100), Value::Dimension(n, _) => n / Number::from(100),
v if v.is_special_function() => {
let mut string = format!("hsl({}, {}, {}", hue, saturation, v);
if !args.is_empty() {
string.push_str(", ");
string.push_str(
&arg!(args, scope, super_selector, 3, "alpha").to_string(),
);
}
string.push(')');
return Ok(Value::Ident(string, QuoteKind::None));
}
v => return Err(format!("$lightness: {} is not a number.", v).into()), v => return Err(format!("$lightness: {} is not a number.", v).into()),
}; };
let alpha = match arg!( let alpha = match arg!(
@ -137,14 +173,50 @@ pub(crate) fn register(f: &mut HashMap<String, Builtin>) {
} else { } else {
let hue = match arg!(args, scope, super_selector, 0, "hue") { let hue = match arg!(args, scope, super_selector, 0, "hue") {
Value::Dimension(n, _) => n, Value::Dimension(n, _) => n,
v if v.is_special_function() => {
let saturation = arg!(args, scope, super_selector, 1, "saturation");
let lightness = arg!(args, scope, super_selector, 2, "lightness");
let mut string = format!("hsla({}, {}, {}", v, saturation, lightness);
if !args.is_empty() {
string.push_str(", ");
string.push_str(
&arg!(args, scope, super_selector, 3, "alpha").to_string(),
);
}
string.push(')');
return Ok(Value::Ident(string, QuoteKind::None));
}
v => return Err(format!("$hue: {} is not a number.", v).into()), v => return Err(format!("$hue: {} is not a number.", v).into()),
}; };
let saturation = match arg!(args, scope, super_selector, 1, "saturation") { let saturation = match arg!(args, scope, super_selector, 1, "saturation") {
Value::Dimension(n, _) => n / Number::from(100), Value::Dimension(n, _) => n / Number::from(100),
v if v.is_special_function() => {
let lightness = arg!(args, scope, super_selector, 2, "lightness");
let mut string = format!("hsla({}, {}, {}", hue, v, lightness);
if !args.is_empty() {
string.push_str(", ");
string.push_str(
&arg!(args, scope, super_selector, 3, "alpha").to_string(),
);
}
string.push(')');
return Ok(Value::Ident(string, QuoteKind::None));
}
v => return Err(format!("$saturation: {} is not a number.", v).into()), v => return Err(format!("$saturation: {} is not a number.", v).into()),
}; };
let lightness = match arg!(args, scope, super_selector, 2, "lightness") { let lightness = match arg!(args, scope, super_selector, 2, "lightness") {
Value::Dimension(n, _) => n / Number::from(100), Value::Dimension(n, _) => n / Number::from(100),
v if v.is_special_function() => {
let mut string = format!("hsla({}, {}, {}", hue, saturation, v);
if !args.is_empty() {
string.push_str(", ");
string.push_str(
&arg!(args, scope, super_selector, 3, "alpha").to_string(),
);
}
string.push(')');
return Ok(Value::Ident(string, QuoteKind::None));
}
v => return Err(format!("$lightness: {} is not a number.", v).into()), v => return Err(format!("$lightness: {} is not a number.", v).into()),
}; };
let alpha = match arg!( let alpha = match arg!(