CssContext

Resolution environment for CSS color expressions.

Stores runtime values such as CSS variables, color scheme preference, and
the current foreground color, which are needed to resolve late-bound CSS colors.

Methods

colorScheme

public function colorScheme(): string

Get the active color scheme ('light', 'dark', or null).

dark

static

public static function dark(array $vars, ColorInterface|string|null $currentColor): CssContext

Create a dark-mode context.

Parameters

Name	Type	Default
`$vars`	array	`[]`
`$currentColor`	ColorInterface\|string\|null	`null`

getCurrentColor

public function getCurrentColor(): ColorInterface|string|null

Get the current foreground color.

getVar

public function getVar(string $name): string

Get the value of a CSS variable by name.

Parameters

Name	Type	Default
`$name`	string	-

isStrict

public function isStrict(): bool

Check if strict resolution is enabled.

light

static

public static function light(array $vars, ColorInterface|string|null $currentColor): CssContext

Create a light-mode context.

Parameters

Name	Type	Default
`$vars`	array	`[]`
`$currentColor`	ColorInterface\|string\|null	`null`

withCurrentColor

public function withCurrentColor(ColorInterface|string $color): CssContext

Return a new context with a different current color.

Parameters

Name	Type	Default
`$color`	ColorInterface\|string	-

withVar

public function withVar(string $name, string $value): CssContext

Return a new context with an additional CSS variable.

Parameters

Name	Type	Default
`$name`	string	-
`$value`	string	-