import { InjectionKey, type StyleValue } from 'vue';
import { type DefaultProps } from '../config';
import { type WaterfallItemInfo } from '../waterfall-item/common';
export interface WaterfallProps {
    rootStyle?: StyleValue;
    rootClass?: string;
    columns?: number;
    columnGap?: number;
    rowGap?: number;
}
export declare const defaultWaterfallProps: () => DefaultProps<WaterfallProps>;
export interface WaterfallSlots {
    default?(props: Record<string, never>): any;
}
export interface WaterfallEmits {
    (e: 'load'): void;
    (e: 'loadstart'): void;
}
export interface WaterfallExpose {
    reflow: () => void;
    onLoad: (handler: () => void) => void;
}
export interface WaterfallContext {
    columnWidth: number;
    addItem: (item: WaterfallItemInfo) => void;
    removeItem: (item: WaterfallItemInfo) => void;
    onItemLoad: () => void;
}
export declare const waterfallContextKey: InjectionKey<WaterfallContext>;