Unit

lewp_css::domain::units

Trait Unit 

Source 
pub trait Unit:
    Sized
    + ToCss
    + Default
    + CssNumberNewType<Self::Number> {
    type Number: CssNumber;

    const HasDimension: bool;

    // Required methods
    fn parse_one_outside_calc_function<'i, 't>(
        context: &ParserContext,
        input: &mut Parser<'i, 't>,
    ) -> Result<CalculablePropertyValue<Self>, ParseError<'i, CustomParseError<'i>>>;
    fn parse_one_inside_calc_function<'i, 't>(
        context: &ParserContext,
        input: &mut Parser<'i, 't>,
    ) -> Result<Either<CalculablePropertyValue<Self>, CalcExpression<Self>>, ParseError<'i, CustomParseError<'i>>>;
    fn to_canonical_dimension_value<Conversion: FontRelativeLengthConversion<Self::Number> + ViewportPercentageLengthConversion<Self::Number> + PercentageConversion<Self::Number>>(
        &self,
        conversion: &Conversion,
    ) -> Self::Number;
    fn from_raw_css_for_var_expression_evaluation(
        value: &str,
        is_not_in_page_rule: bool,
    ) -> Option<Self>;

    // Provided methods
    fn to_canonical_dimension(self) -> Self { ... }
    fn number_inside_calc_function<'i>(
        value: f32,
    ) -> Result<Either<CalculablePropertyValue<Self>, CalcExpression<Self>>, ParseError<'i, CustomParseError<'i>>> { ... }
}

Required Associated Constants§

Source

const HasDimension: bool

Required Associated Types§

Source

type Number: CssNumber

Required Methods§

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fn parse_one_outside_calc_function<'i, 't>( context: &ParserContext, input: &mut Parser<'i, 't>, ) -> Result<CalculablePropertyValue<Self>, ParseError<'i, CustomParseError<'i>>>

Source

fn parse_one_inside_calc_function<'i, 't>( context: &ParserContext, input: &mut Parser<'i, 't>, ) -> Result<Either<CalculablePropertyValue<Self>, CalcExpression<Self>>, ParseError<'i, CustomParseError<'i>>>

Source

fn to_canonical_dimension_value<Conversion: FontRelativeLengthConversion<Self::Number> + ViewportPercentageLengthConversion<Self::Number> + PercentageConversion<Self::Number>>( &self, conversion: &Conversion, ) -> Self::Number

Source

fn from_raw_css_for_var_expression_evaluation( value: &str, is_not_in_page_rule: bool, ) -> Option<Self>

Provided Methods§

Source

fn to_canonical_dimension(self) -> Self

Source

fn number_inside_calc_function<'i>( value: f32, ) -> Result<Either<CalculablePropertyValue<Self>, CalcExpression<Self>>, ParseError<'i, CustomParseError<'i>>>

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§