import { MMLColor } from "../color";
export type AttributeHandlerMap<T> = {
    [key: string]: (instance: T, newValue: string | null) => void;
};
export declare class AttributeHandler<T> {
    private map;
    constructor(map: AttributeHandlerMap<T>);
    getAttributes(): string[];
    handle(instance: T, name: string, newValue: string): boolean;
}
export declare function parseColorAttribute(value: string | null, defaultValue: null): MMLColor | null;
export declare function parseColorAttribute(value: string | null, defaultValue: MMLColor): MMLColor;
export declare function parseAttribute<T>(value: string | null, defaultValue: T, parser: (value: string) => T | null): T;
export declare function floatParser(value: string): number | null;
export declare function boolParser(value: string): boolean | null;
export declare function parseFloatAttribute(value: string | null, defaultValue: null): number | null;
export declare function parseFloatAttribute(value: string | null, defaultValue: number): number;
export declare function parseBoolAttribute(value: string | null, defaultValue: boolean): boolean;
export declare function parseEnumAttribute<T extends string>(value: string | null, enumValues: Record<T, T>, defaultValue: T): T;
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