import { Image } from '@koishijs/canvas';
import { Context, Service } from 'koishi';
import { Config } from './config';
import { PcrdfansResponse } from './types';
export declare class Arena extends Service {
    private alias;
    private alias_bcr;
    private alias_tw;
    private alias_jp;
    private aliases;
    EQUIPMENT: Image;
    STAR: Image;
    STAR_PINK: Image;
    STAR_DISABLE: Image;
    THUMB_DOWN: Image;
    THUMB_UP: Image;
    NUMBER_YELLOW: Image[];
    NUMBER_BLUE: Image[];
    config: Config;
    private client;
    private API;
    private PATH;
    constructor(ctx: Context, config: Config);
    protected start(): Promise<void>;
    normalize(...file: string[]): string;
    request(defenders: number[], region?: number): Promise<PcrdfansResponse>;
    prefix(msg: string): string | null;
    region(msg: string): number;
    roundRect(ctx: any, x: any, y: any, width: any, height: any, radius: any): void;
}