export type ArrowDirection = 'up' | 'down' | 'left' | 'right';
export type RGBKey = 'r' | 'g' | 'b';
export type HSLKey = 'h' | 's' | 'l';
export type HSBKey = 'h' | 's' | 'v';
export type AlphaKey = 'a';
export type ColorKey = RGBKey | HSLKey | HSBKey | AlphaKey;
export interface Coordinates {
    x: number;
    y: number;
}
export declare const COLOR_NUMBER_VALIDATION_PATTERN: RegExp;
export declare const HEX_VALIDATION_PATTERN: RegExp;
export declare const DEFAULT_SWATCH: string[];
export declare function getFractionDigit(data: number | string): number;
export declare function clamp(value: number, min: number, max: number): number;
export declare function truncColorValue(value: string): number;
export declare function getColorConstraints(key: ColorKey): {
    min: number;
    max: number;
};
export declare function bumpColorValue(value: number, direction: Omit<ArrowDirection, 'left' | 'right'> | null): number;
export declare function getPageXYFromEvent(e: MouseEvent | TouchEvent): Coordinates;
export declare function getScrollXY(): Coordinates;
/** get the position of the container relative to the document’s edge, regardless of any scrolling that has occurred */
export declare function getAbsolutePosition(container: HTMLElement): Coordinates;
export declare function resolveArrowDirection(e: KeyboardEvent): ArrowDirection;