export type KismetVariableLinkConnection = string;
export type KismetConnectionType = 'input' | 'variable' | 'output';
export type KismetConnection = ItemConnection | VariableConnection;
export interface KismetConnections extends Record<string, BaseKismetConnection[]> {
    input: ItemConnection[];
    output: ItemConnection[];
    variable: VariableConnection[];
}
export interface BaseKismetConnectionOptions {
    Draw: number;
    OverrideDelta: number;
}
export declare class BaseKismetConnection {
    private baseConnection;
    protected readonly type: KismetConnectionType;
    protected kismet: BaseKismetConnectionOptions;
    protected input: string;
    name: string;
    connectionIndex: number;
    links: string[] | null;
    linkedIds: string[];
    bHidden: boolean;
    constructor(options: {
        input: string;
        type: KismetConnectionType;
        index?: number;
        kismetOptions?: BaseKismetConnectionOptions;
        extends?: boolean;
    });
    static convertLink(type: KismetConnectionType, input: string, index?: number): ItemConnection | VariableConnection | undefined;
    static convertInput(input: string): Record<string, string | number | boolean>;
    private get typeName();
    protected format(keys?: string[]): string;
    /**
     * Whether the socket currently is being used by having at least one connection with another socket
     */
    get isUsed(): boolean;
    /**
     * Add a new socket link connection
     * @param linkId The linkId of the (other) item to connect to
     * @param index The index of the input variable socket that will be connected to.
     * Empty or 0 if the socket is the first input socket on the item
     * @param hidden Change the hidden state of this socket
     */
    addLink(linkId: string, index?: number, hidden?: boolean): this;
    breakLinkTo(linkId: string): this;
    breakAllLinks(): this;
    isBaseConnection(): this is BaseKismetConnection;
    isItemConnection(): this is ItemConnection;
    isVariableConnection(): this is VariableConnection;
    setHidden(hidden: boolean): this;
    prefix(index?: number): string;
    get value(): string;
    toString(index?: number): string;
}
export declare class VariableConnection extends BaseKismetConnection {
    expectedType: string;
    PropertyName: string;
    bAllowAnyType: boolean;
    CachedProperty: boolean;
    MinVars: number;
    MaxVars: number;
    DrawX: number;
    bWriteable: boolean;
    bSequenceNeverReadsOnlyWritesToThisVar: boolean;
    bModifiesLinkedObject: boolean;
    constructor(input: string, type: KismetConnectionType, index?: number);
    addLink(linkId: string, index?: number, hidden?: boolean): this;
    isOutput(): boolean;
    toString(index?: number): string;
}
export declare class ItemConnection extends BaseKismetConnection {
    bHasImpulse: boolean;
    bDisabled: boolean;
    bDisabledPIE: boolean;
    ActivateDelay: number;
    LinkedOp: string;
    DrawY: number;
    constructor(input: string, type: Exclude<KismetConnectionType, 'variable'>, index?: number);
    static isItemConnectionType(type: string): boolean;
    setActivateDelay: (duration: number) => this;
    isInputLink(): boolean;
    isOutputLink(): boolean;
    get value(): string;
    toString(index?: number): string;
}
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