import type { DisplayObject } from '../display-objects';
import type { IElement } from '../dom';
import type { StyleValueRegistry } from './interfaces';
export type CSSPropertySyntaxFactory = <P, U>(syntax: string) => CSSProperty<P, U>;
export type Interpolatable = number | boolean | number[] | boolean[];
type CSSPropertyMixer<Parsed = any, T extends Interpolatable = any> = (left: Parsed, right: Parsed, displayObject: IElement | null) => [T, T, (i: T) => string | any] | undefined;
type CSSPropertyParser<Parsed> = (value: string | any, object: DisplayObject) => Parsed;
type CSSPropertyCalculator<Parsed, Used> = (name: string, oldParsed: Parsed, parsed: Parsed, object: IElement, registry: StyleValueRegistry) => Used;
/**
 * 1. parser: raw CSS string -> Computed Value
 * 2. calculator: Computed Value -> Used Value
 * 3. mixer(in animation system): Used Value -> new Used Value
 * 4. post processor
 */
export interface CSSProperty<Parsed, Used> {
    /**
     * parse CSS string to CSSStyleValue
     *
     * @example
     * '10' -> CSS.number(10)
     * '10px' -> CSS.px(10)
     * '180deg' -> CSS.deg(180)
     */
    parser: CSSPropertyParser<Parsed>;
    parserWithCSSDisabled: CSSPropertyParser<Parsed>;
    /**
     * convert parsed value to used value.
     * eg. in `lineWidth`, convert [CSSUnitValue] to [CSSUnitValue, CSSUnitValue]
     *
     * in Blink, it convert a CSSValue to an appropriate platform value
     */
    calculator: CSSPropertyCalculator<Parsed, Used>;
    /**
     * used with interpolation in animation system
     */
    mixer: CSSPropertyMixer<Used>;
    preProcessor: (object: IElement) => void;
    /**
     * eg. update local position after x/y/z caculated
     */
    postProcessor: (object: IElement, attributes: string[]) => void;
}
export {};
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