export declare type DebounceFunction = (func: Function, ...args: any) => void;
/**
 * Rounding function that rounds of to specified decimal
 */
export declare function round(v: number, decimals: number): number;
/**
 * Format a numeric value as a string, rounded to the specified
 * number of decimals.
 */
export declare function numberFormatter(v: number, decimals?: number): string;
/**
 * Simple and quick hashing function for strings
 */
export declare function hashString(str: string): number;
/**
 * Creates a debounce function that can be used to easily
 * throttle function calls
 */
export declare function debouncer(debounceInterval?: number): DebounceFunction;
/**
 * Calculate font color based on background color
 * Dark background will give white text color and vice versa
 */
export declare function getContrastYIQ(rgbString: string): "white" | "black";