import { GridColDef, GridStateColDef } from '../../../models/colDef/gridColDef';
import type { GridColumnDimensionProperties } from './gridColumnsUtils';
export declare enum GridPinnedColumnPosition {
    LEFT = "left",
    RIGHT = "right"
}
export type GridColumnLookup = {
    [field: string]: GridStateColDef;
};
export type GridColumnRawLookup = {
    [field: string]: GridColDef | GridStateColDef;
};
export interface GridColumnsState {
    orderedFields: string[];
    lookup: GridColumnLookup;
    columnVisibilityModel: GridColumnVisibilityModel;
}
export interface GridPinnedColumnFields {
    left?: string[];
    right?: string[];
}
export declare const EMPTY_PINNED_COLUMN_FIELDS: {
    left: string[];
    right: string[];
};
export interface GridPinnedColumns {
    left: GridStateColDef[];
    right: GridStateColDef[];
}
export type GridColumnPinningState = GridPinnedColumnFields;
export type GridColumnDimensions = {
    [key in GridColumnDimensionProperties]?: number;
};
export interface GridColumnsInitialState {
    columnVisibilityModel?: GridColumnVisibilityModel;
    orderedFields?: string[];
    dimensions?: Record<string, GridColumnDimensions>;
}
export type GridColumnsRawState = Omit<GridColumnsState, 'lookup'> & {
    lookup: GridColumnRawLookup;
};
export type GridHydrateColumnsValue = GridColumnsRawState;
export type GridColumnVisibilityModel = Record<GridColDef['field'], boolean>;