declare type CurveStyle = "ios" | "ios9";
declare type GlobalCompositeOperation = "color" | "color-burn" | "color-dodge" | "copy" | "darken" | "destination-atop" | "destination-in" | "destination-out" | "destination-over" | "difference" | "exclusion" | "hard-light" | "hue" | "lighten" | "lighter" | "luminosity" | "multiply" | "overlay" | "saturation" | "screen" | "soft-light" | "source-atop" | "source-in" | "source-out" | "source-over" | "xor";
export declare type Options = {
    container: HTMLElement;
    style?: CurveStyle;
    ratio?: number;
    speed?: number;
    amplitude?: number;
    frequency?: number;
    color?: string;
    cover?: boolean;
    width?: number;
    height?: number;
    autostart?: boolean;
    pixelDepth?: number;
    lerpSpeed?: number;
    curveDefinition?: ICurveDefinition[];
    ranges?: IiOS9Ranges;
    globalCompositeOperation?: GlobalCompositeOperation;
};
export declare type IiOS9CurveDefinition = {
    supportLine?: boolean;
    color: string;
};
export declare type IiOS9Ranges = {
    noOfCurves?: [number, number];
    amplitude?: [number, number];
    offset?: [number, number];
    width?: [number, number];
    speed?: [number, number];
    despawnTimeout?: [number, number];
};
export declare type IClassicCurveDefinition = {
    attenuation: number;
    lineWidth: number;
    opacity: number;
    color?: string;
};
export declare type ICurveDefinition = IiOS9CurveDefinition | IClassicCurveDefinition;
export interface ICurve {
    draw: () => void;
}
export default class SiriWave {
    opt: Options;
    phase: number;
    run: boolean;
    curves: ICurve[];
    speed: number;
    amplitude: number;
    width: number;
    height: number;
    heightMax: number;
    color: string;
    interpolation: {
        speed: number | null;
        amplitude: number | null;
    };
    canvas: HTMLCanvasElement | null;
    ctx: CanvasRenderingContext2D;
    animationFrameId: number | undefined;
    timeoutId: ReturnType<typeof setTimeout> | undefined;
    constructor({ container, ...rest }: Options);
    /**
     * Convert an HEX color to RGB
     */
    private hex2rgb;
    private intLerp;
    /**
     * Interpolate a property to the value found in this.interpolation
     */
    private lerp;
    /**
     * Clear the canvas
     */
    private clear;
    /**
     * Draw all curves
     */
    private draw;
    /**
     * Clear the space, interpolate values, calculate new steps and draws
     * @returns
     */
    private startDrawCycle;
    /**
     * Start the animation
     */
    start(): void;
    /**
     * Stop the animation
     */
    stop(): void;
    /**
     * Dispose
     */
    dispose(): void;
    /**
     * Set a new value for a property (interpolated)
     */
    set(propertyStr: "amplitude" | "speed", value: number): void;
    /**
     * Set a new value for the speed property (interpolated)
     */
    setSpeed(value: number): void;
    /**
     * Set a new value for the amplitude property (interpolated)
     */
    setAmplitude(value: number): void;
}
export {};