import React from 'react';
import { ClientConn, DataMap } from '@ticlo/core/editor';
import { DragState } from 'rc-dock';
import { BlockItem, FieldItem, Stage } from './Field';
import { LazyUpdateComponent } from '../component/LazyUpdateComponent';
export interface StageProps {
    conn: ClientConn;
    basePath: string;
    style?: React.CSSProperties;
    onSelect?: (paths: string[]) => void;
}
export declare abstract class BlockStageBase<State> extends LazyUpdateComponent<StageProps, State> implements Stage {
    abstract getRefElement(): HTMLElement;
    abstract getRootElement(): HTMLElement;
    abstract onChildrenSizeChanged(): void;
    nextXYx: number;
    nextXYy: number;
    /**
     * 0 1 4
     * 2 3 5
     * 6 7 8
     */
    getNextXYW(): [number, number, number];
    _blocks: Map<string, BlockItem>;
    _blockLinks: Map<string, Set<BlockItem>>;
    _fields: Map<string, FieldItem>;
    _fieldLinks: Map<string, Set<FieldItem>>;
    onSelect(): void;
    selectionChanged: boolean;
    selectBlock(path: string, ctrl?: boolean): void;
    _draggingBlocks?: [BlockItem, number, number, number][];
    _dragingSelect?: [number, number];
    isDraggingBlock(): boolean;
    startDragBlock(e: DragState): [BlockItem, number, number, number][];
    onDragBlockMove(e: DragState): void;
    onDragBlockEnd(e: DragState): void;
    getBlock(path: string): BlockItem;
    linkParentBlock(parentPath: string, childBlock: BlockItem): void;
    unlinkParentBlock(parentPath: string, childBlock: BlockItem): void;
    linkField(sourcePath: string, targetField: FieldItem): void;
    unlinkField(sourcePath: string, targetField: FieldItem): void;
    registerField(path: string, item: FieldItem): void;
    unregisterField(path: string, item: FieldItem): void;
    watchListener: {
        onUpdate: (response: DataMap) => void;
    };
    constructor(props: StageProps);
    UNSAFE_componentWillReceiveProps(nextProps: StageProps): void;
    createBlock: (name: string, blockData: {
        [key: string]: any;
    }) => Promise<void>;
    deleteSelectedBlocks(): void;
    focus(): void;
    componentWillUnmount(): void;
}