export interface StrokeOptions {
    thinning: number;
    smoothing: number;
    streamline: number;
    easing: string;
    simulatePressure?: boolean;
    start: {
        cap: boolean;
        taper: number | boolean;
        easing: string;
    };
    end: {
        cap: boolean;
        taper: number | boolean;
        easing: string;
    };
}
export interface PenOptions {
    highlighter: boolean;
    constantPressure: boolean;
    hasOutline: boolean;
    outlineWidth: number;
    options: StrokeOptions;
}
export declare type ExtendedFillStyle = "dots" | "zigzag" | "zigzag-line" | "dashed" | "hachure" | "cross-hatch" | "solid" | "";
export declare type PenType = "default" | "highlighter" | "finetip" | "fountain" | "marker" | "thick-thin" | "thin-thick-thin";
export interface PenStyle {
    type: PenType;
    freedrawOnly: boolean;
    strokeColor?: string;
    backgroundColor?: string;
    fillStyle: ExtendedFillStyle;
    strokeWidth: number;
    roughness: number;
    penOptions: PenOptions;
}