import React from 'react';
import { BlockGroupProps, BlockGroupState } from './index';
export declare const defaultProps: Readonly<{
    disabled: boolean;
}>;
export default class BlockGroup<BlockTypesType extends object> extends React.Component<BlockGroupProps<BlockTypesType>, BlockGroupState> {
    static readonly defaultProps: Readonly<{
        disabled: boolean;
    }>;
    constructor(props: BlockGroupProps<BlockTypesType>);
    componentDidUpdate(prevProps: BlockGroupProps<BlockTypesType>): void;
    /**
     * getters
     */
    heightPercent: () => number;
    topPercent: () => number;
    private groupScaleChanged;
    /**
     * creates the Block instances for the given scale
     */
    private generateBlocks;
    /**
     * adds a block to the selected queue
     */
    _handleMouseDown: (ixDown: number, altKey: boolean) => void;
    /**
     * monitors a mouse down and drag
     */
    _handleMouseEnter: (index: number) => void;
    /**
     * submits the queued indexes to the more steady Grid state
     */
    _handleMouseUp: (altKey: boolean) => void;
    /**
     * calcs and sets the necessary adjustments to send along for final commit by Grid
     */
    _commitChange: (ixRange: number[]) => void;
    render(): JSX.Element;
}