import { VNode, InsertHook } from 'snabbdom';
import * as cg from 'chessgroundx/types';
import { MaterialDiff } from './material';
export declare const ranksUCI: readonly ["1", "2", "3", "4", "5", "6", "7", "8", "9", "10"];
export declare type UCIRank = typeof ranksUCI[number];
export declare type UCIKey = 'a0' | `${cg.File}${UCIRank}`;
export declare type UCIOrig = UCIKey | cg.DropOrig;
export declare type PromotionSuffix = cg.PieceLetter | "+" | "-" | "";
export declare type UCIMove = `${UCIOrig}${UCIKey}`;
export declare type CGMove = `${cg.Orig}${cg.Key}`;
export declare type ColorName = "White" | "Black" | "Red" | "Blue" | "Gold" | "Pink" | "Green";
export declare type PromotionType = "regular" | "shogi" | "kyoto";
export interface BoardFamily {
    geometry: cg.Geometry;
    cg: string;
    boardCSS: string[];
}
export interface PieceFamily {
    pieceCSS: string[];
}
export declare const BOARD_FAMILIES: {
    [key: string]: BoardFamily;
};
export declare const PIECE_FAMILIES: {
    [key: string]: PieceFamily;
};
declare type MandatoryPromotionPredicate = (role: cg.Role, orig: cg.Key, dest: cg.Key, color: cg.Color) => boolean;
export declare class Variant {
    readonly name: string;
    private readonly _displayName;
    displayName(chess960?: boolean): string;
    private readonly _tooltip;
    tooltip(): string;
    readonly startFen: string;
    readonly board: keyof typeof BOARD_FAMILIES;
    private readonly boardFamily;
    get geometry(): cg.Geometry;
    get boardDimensions(): cg.BoardDimensions;
    get boardWidth(): number;
    get boardHeight(): number;
    get cg(): string;
    get boardCSS(): string[];
    readonly piece: keyof typeof PIECE_FAMILIES;
    private readonly pieceFamily;
    get pieceCSS(): string[];
    readonly firstColor: ColorName;
    readonly secondColor: ColorName;
    private readonly _pieceRoles;
    pieceRoles(color: cg.Color): ("Q" | "a" | "b" | "i" | "p" | "q" | "s" | "u" | "g" | "c" | "d" | "e" | "f" | "h" | "j" | "k" | "l" | "m" | "n" | "o" | "r" | "t" | "v" | "w" | "x" | "y" | "z" | "A" | "B" | "I" | "P" | "S" | "U" | "G" | "C" | "D" | "E" | "F" | "H" | "J" | "K" | "L" | "M" | "N" | "O" | "R" | "T" | "V" | "W" | "X" | "Y" | "Z" | "+Q" | "+a" | "+b" | "+i" | "+p" | "+q" | "+s" | "+u" | "+g" | "+c" | "+d" | "+e" | "+f" | "+h" | "+j" | "+k" | "+l" | "+m" | "+n" | "+o" | "+r" | "+t" | "+v" | "+w" | "+x" | "+y" | "+z" | "+A" | "+B" | "+I" | "+P" | "+S" | "+U" | "+G" | "+C" | "+D" | "+E" | "+F" | "+H" | "+J" | "+K" | "+L" | "+M" | "+N" | "+O" | "+R" | "+T" | "+V" | "+W" | "+X" | "+Y" | "+Z")[];
    readonly pocket: boolean;
    private readonly _pocketRoles;
    pocketRoles(color: cg.Color): ("Q" | "a" | "b" | "i" | "p" | "q" | "s" | "u" | "g" | "c" | "d" | "e" | "f" | "h" | "j" | "k" | "l" | "m" | "n" | "o" | "r" | "t" | "v" | "w" | "x" | "y" | "z" | "A" | "B" | "I" | "P" | "S" | "U" | "G" | "C" | "D" | "E" | "F" | "H" | "J" | "K" | "L" | "M" | "N" | "O" | "R" | "T" | "V" | "W" | "X" | "Y" | "Z" | "+Q" | "+a" | "+b" | "+i" | "+p" | "+q" | "+s" | "+u" | "+g" | "+c" | "+d" | "+e" | "+f" | "+h" | "+j" | "+k" | "+l" | "+m" | "+n" | "+o" | "+r" | "+t" | "+v" | "+w" | "+x" | "+y" | "+z" | "+A" | "+B" | "+I" | "+P" | "+S" | "+U" | "+G" | "+C" | "+D" | "+E" | "+F" | "+H" | "+J" | "+K" | "+L" | "+M" | "+N" | "+O" | "+R" | "+T" | "+V" | "+W" | "+X" | "+Y" | "+Z")[] | undefined;
    readonly promotion: PromotionType;
    readonly promotionOrder: PromotionSuffix[];
    readonly promoteablePieces: cg.PieceLetter[];
    readonly isMandatoryPromotion: MandatoryPromotionPredicate;
    readonly timeControl: string;
    readonly counting?: string;
    readonly materialPoint?: string;
    readonly enPassant: boolean;
    readonly autoPromoteable: boolean;
    readonly drop: boolean;
    readonly gate: boolean;
    readonly pass: boolean;
    readonly boardMark: 'campmate' | 'none';
    readonly showPromoted: boolean;
    readonly materialDiff: boolean;
    readonly initialMaterialImbalance: MaterialDiff;
    readonly alternateStart?: {
        [name: string]: string;
    };
    readonly chess960: boolean;
    private readonly _icon;
    private readonly _icon960;
    icon(chess960?: boolean): string;
    readonly pieceSound: string;
    constructor(data: VariantConfig);
}
interface VariantConfig {
    name: string;
    displayName?: string;
    tooltip: () => string;
    startFen: string;
    board: keyof typeof BOARD_FAMILIES;
    piece: keyof typeof PIECE_FAMILIES;
    firstColor?: ColorName;
    secondColor?: ColorName;
    pieceRoles: cg.PieceLetter[];
    pieceRoles2?: cg.PieceLetter[];
    pocketRoles?: cg.PieceLetter[];
    pocketRoles2?: cg.PieceLetter[];
    promotion?: PromotionType;
    promotionOrder?: PromotionSuffix[];
    promoteablePieces?: cg.PieceLetter[];
    isMandatoryPromotion?: MandatoryPromotionPredicate;
    timeControl?: string;
    counting?: string;
    materialPoint?: string;
    drop?: boolean;
    gate?: boolean;
    pass?: boolean;
    boardMark?: 'campmate' | 'none';
    materialDifference?: boolean;
    pieceSound?: string;
    showPromoted?: boolean;
    enPassant?: boolean;
    alternateStart?: {
        [key: string]: string;
    };
    chess960?: boolean;
    icon: string;
    icon960?: string;
}
export declare const VARIANTS: {
    [name: string]: Variant;
};
export declare const variants: string[];
export declare const enabledVariants: string[];
export declare function selectVariant(id: string, selected: string, onChange: EventListener, hookInsert: InsertHook): VNode;
export declare function isHandicap(name: string): boolean;
export declare function hasCastling(variant: Variant, color: cg.Color): boolean;
export declare function uci2cg(move: string): string;
export declare function uci2LastMove(move: string | undefined): cg.Key[];
export declare function cg2uci(move: string): string;
export declare function validFen(variant: Variant, fen: string): boolean;
export declare function getPockets(fen: string): string;
export declare function getCounting(fen: string): [number, number, string, string];
export declare function getJanggiPoints(board: string): number[];
export declare function unpromotedRole(variant: Variant, piece: cg.Piece): cg.Role;
export declare function promotedRole(variant: Variant, piece: cg.Piece): cg.Role;
export declare function moveDests(legalMoves: UCIMove[]): cg.Dests;
export declare function lc(str: string, letter: string, uppercase: boolean): number;
export declare function colorCase(color: cg.Color, str: string): string;
export declare function notation(variant: Variant): cg.Notation;
export {};