import { Packet } from './base';
import { PacketType } from './enums';
import { CarContOBJ, ObjectInfo } from './structs';
/**
 * User Control Object
 *
 * Reports crossing an InSim checkpoint / entering an InSim circle (from layout).
 */
export declare class IS_UCO extends Packet {
    readonly Size = 28;
    readonly Type = PacketType.ISP_UCO;
    readonly ReqI = 0;
    /** Player's unique id */
    PLID: number;
    private readonly Sp0;
    /** Entering/leaving a circle or crossing a checkpoint */
    UCOAction: UCOAction;
    private readonly Sp2;
    private readonly Sp3;
    /** Hundredths of a second since start (as in {@link SMALL_RTP}) */
    Time: number;
    /** Car contact object */
    C: CarContOBJ;
    /**
     * Info about the checkpoint or circle
     *
     * Identifying an InSim checkpoint:
     *
     * Index is 252. Checkpoint index (seen in the layout editor) is stored in Flags
     * bits 0 and 1.
     *
     * - 00 = finish line
     * - 01 = 1st checkpoint
     * - 10 = 2nd checkpoint
     * - 11 = 3rd checkpoint
     *
     * Note that the checkpoint index has no meaning in LFS and is provided only for your convenience.
     * If you use many InSim checkpoints you may need to identify them with the X and Y values.
     *
     * Identifying an InSim circle:
     *
     * Index is 253. The circle index (seen in the layout editor) is stored in the Heading byte.
     */
    Info: ObjectInfo;
}
export declare enum UCOAction {
    /** Etered a circle */
    UCO_CIRCLE_ENTER = 0,
    /** Left a circle */
    UCO_CIRCLE_LEAVE = 1,
    /** Crossed a checkpoint in forward direction */
    UCO_CP_FWD = 2,
    /** Crossed a checkpoint in reverse direction */
    UCO_CP_REV = 3
}