/**
 * Event to models loading progress.
 */
export declare class ModelsProgressEvent extends Event {
    /** Loading progress in percents. */
    readonly progress: number;
    /**
     *
     * @param progress - Loading progress in percents.
     */
    constructor(progress: number);
}
/**
 * Event to end model loading.
 */
export declare class ModelLoadedEvent extends Event {
    /** Model GUID. */
    readonly modelId: string;
    readonly isLastModel: boolean;
    /**
     *
     * @param id - Model GUID.
     * @param isLastModel - Is loaded model last in loading model list or not.
     */
    constructor(id: string, isLastModel: boolean);
}
/**
 * Event to elements selection.
 */
export declare class ElementsSelectedEvent extends Event {
    readonly elNums: number[];
    readonly forceAdd: boolean;
    readonly source: any;
    constructor(elNums?: number[], forceAdd?: boolean, source?: any);
}
/**
 * Event to elements changes state or visibility.
 */
export declare class ElementsChangedEvent extends Event {
    readonly elNums: number[] | undefined;
    constructor(event: SceneEvents.StateChannged | SceneEvents.VisibilityChannged, elNums?: number[] | undefined);
}
/**
 * SceneManager events collection. Events raised by {@link SceneManager}.
 */
export declare enum SceneEvents {
    /**
     * Raised when scene loading progress changes. Event with {@link ModelsProgressEvent} signature.
     */
    Progress = "progress",
    /**
     * Raised when any model from models list loaded by SceneManager.
     */
    Loaded = "loaded",
    /**
     * Raised when all models loaded by SceneManager.
     */
    AllLoaded = "allloaded",
    /**
     * Raised when current elements selection changes.
     */
    Selected = "selected",
    /**
     * Raised when elements state changes.
     */
    StateChannged = "statechanged",
    /**
     * Raised when elements visibility changes.
     */
    VisibilityChannged = "visibilitychanged"
}