/**
 * Calculates the starting and ending point of each line displayed within the wave,
 * to be used on the canvas.
 *
 * @param canvasHeight The height of the canvas.
 * @param value the frequency value of the line to draw.
 *
 * @returns an object with `start` and `end` properties.
 *
 * @pure this function is determinstic and doesn not mutate state
 **/
declare function calculateLine(canvasHeight: number, value: number): {
    start: number;
    end: number;
};

export { calculateLine };