import { CoreEntitySelectionState } from '../../engine/nodes/sop/utils/group/GroupCommon';
import { CoreObjectType, ObjectContent } from './ObjectContent';
export declare enum GroupOperation {
    SET = "replace existing",
    UNION = "add to existing",
    SUBTRACT = "subtract from existing",
    INTERSECT = "intersect with existing"
}
export declare const GROUP_OPERATIONS: GroupOperation[];
export interface GroupData {
    name: string;
    entitiesCount: number;
}
type GroupsDataForType = GroupData[];
export type GroupCollectionData = Record<string, GroupsDataForType>;
export declare enum EntityGroupType {
    POINT = "point",
    OBJECT = "object",
    EDGE = "edge",
    FACE = "face"
}
export interface UpdateGroupOptions {
    type: EntityGroupType;
    groupName: string;
    operation: GroupOperation;
    invert: boolean;
}
export type GroupsDictionary = Record<string, Record<string, number[]>>;
export declare class EntityGroupCollection {
    private _object;
    constructor(_object: ObjectContent<CoreObjectType>);
    attributesDictionary(): GroupsDictionary;
    static attributesDictionary<T extends CoreObjectType>(object: ObjectContent<T>): GroupsDictionary;
    private static _createAttributesDictionaryIfNone;
    findOrCreateGroup(type: EntityGroupType, groupName: string): number[];
    deleteGroup(type: EntityGroupType, groupName: string): void;
    static data<T extends CoreObjectType>(object: ObjectContent<T>): GroupCollectionData;
    indicesSet(type: EntityGroupType, groupName: string, target: Set<number>): void;
    private selectedIndices;
    updateGroup(options: UpdateGroupOptions, selectionStates: CoreEntitySelectionState): void;
}
export {};