import type { CSSProperties } from 'vue';
import type { TagNames } from '../../types';
type ForbiddenKeys = 'ariaAttributes' | 'columnIndex' | 'rowIndex' | 'style';
type ExcludeForbiddenKeys<Type> = {
    [Key in keyof Type]: Key extends ForbiddenKeys ? never : Type[Key];
};
export interface VirtualGridProps {
    /**
     * Additional props to be passed to the cell-rendering component via slots.
     */
    cellProps?: ExcludeForbiddenKeys<Record<string, unknown>>;
    /**
     * CSS class name.
     */
    class?: string;
    /**
     * Number of columns to be rendered in the grid.
     */
    columnCount: number;
    /**
     * Column width; the following formats are supported:
     * - number of pixels (number)
     * - percentage of the grid's current width (string)
     * - function that returns the column width (in pixels) given an index and `cellProps`
     */
    columnWidth: number | string | ((index: number, cellProps: Record<string, unknown>) => number);
    /**
     * Default height of grid for initial render.
     * This value is important for server rendering.
     */
    defaultHeight?: number;
    /**
     * Default width of grid for initial render.
     * This value is important for server rendering.
     */
    defaultWidth?: number;
    /**
     * Indicates the directionality of grid cells.
     */
    dir?: 'ltr' | 'rtl' | 'auto';
    /**
     * Callback notified when the range of rendered cells changes.
     */
    onCellsRendered?: (visibleCells: {
        columnStartIndex: number;
        columnStopIndex: number;
        rowStartIndex: number;
        rowStopIndex: number;
    }, allCells: {
        columnStartIndex: number;
        columnStopIndex: number;
        rowStartIndex: number;
        rowStopIndex: number;
    }) => void;
    /**
     * Callback notified when the Grid's outermost HTMLElement resizes.
     * This may be used to (re)scroll a cell into view.
     */
    onResize?: (size: {
        height: number;
        width: number;
    }, prevSize: {
        height: number;
        width: number;
    }) => void;
    /**
     * How many additional rows/columns to render outside of the visible area.
     * This can reduce visual flickering near the edges of a grid when scrolling.
     */
    overscanCount?: number;
    /**
     * Number of rows to be rendered in the grid.
     */
    rowCount: number;
    /**
     * Row height; the following formats are supported:
     * - number of pixels (number)
     * - percentage of the grid's current height (string)
     * - function that returns the row height (in pixels) given an index and `cellProps`
     */
    rowHeight: number | string | ((index: number, cellProps: Record<string, unknown>) => number);
    /**
     * Optional CSS properties.
     * The grid of cells will fill the height and width defined by this style.
     */
    style?: CSSProperties;
    /**
     * Can be used to override the root HTML element rendered by the Grid component.
     * The default value is "div", meaning that Grid renders an HTMLDivElement as its root.
     */
    tag?: TagNames;
}
export interface CellSlotProps {
    ariaAttributes: {
        'aria-colindex': number;
        role: 'gridcell';
    };
    columnIndex: number;
    rowIndex: number;
    style: CSSProperties;
    props?: Record<string, unknown>;
}
/**
 * Imperative Grid API.
 */
export interface VirtualGridImperativeAPI {
    /**
     * Outermost HTML element for the grid if mounted and null (if not mounted.
     */
    readonly element: HTMLDivElement | null;
    /**
     * Scrolls the grid so that the specified cell is visible.
     */
    scrollToCell(config: {
        behavior?: ScrollBehavior;
        columnAlign?: 'auto' | 'center' | 'end' | 'smart' | 'start';
        columnIndex: number;
        rowAlign?: 'auto' | 'center' | 'end' | 'smart' | 'start';
        rowIndex: number;
    }): void;
    /**
     * Scrolls the grid so that the specified column is visible.
     */
    scrollToColumn(config: {
        align?: 'auto' | 'center' | 'end' | 'smart' | 'start';
        behavior?: ScrollBehavior;
        index: number;
    }): void;
    /**
     * Scrolls the grid so that the specified row is visible.
     */
    scrollToRow(config: {
        align?: 'auto' | 'center' | 'end' | 'smart' | 'start';
        behavior?: ScrollBehavior;
        index: number;
    }): void;
}
export {};