export declare const POLAR_START_ANGLE: number;
export declare const POLAR_END_ANGLE: number;
export declare const DEFAULT_TEXT_FONT_FAMILY = "PingFang SC,Helvetica Neue,Microsoft Yahei,system-ui,-apple-system,segoe ui,Roboto,Helvetica,Arial,sans-serif,apple color emoji,segoe ui emoji,segoe ui symbol";
export declare const DEFAULT_TEXT_FONT_SIZE = 14;
export declare enum StateValue {
    selected = "selected",
    selectedReverse = "selected_reverse",
    hover = "hover",
    hoverReverse = "hover_reverse"
}
export declare const DEFAULT_STATES: {
    selected_reverse: {};
    selected: {};
    hover: {};
    hover_reverse: {};
};
export declare const DEFAULT_HTML_TEXT_SPEC: {
    container: string;
    width: number;
    height: number;
    style: {};
};
export declare const SCROLLBAR_START_EVENT = "scrollDown";
export declare const SCROLLBAR_EVENT = "scrollDrag";
export declare const SCROLLBAR_END_EVENT = "scrollUp";