import { PanelGroupDefinition, PanelGroupItemLayout } from '@perses-dev/core';
export declare function getYForNewRow(group: PanelGroupDefinition): number;
export type UnpositionedPanelGroupItemLayout = Omit<PanelGroupItemLayout, 'x' | 'y'>;
/**
 * Inserts a new panel into the layout with placement determined by a specified
 * reference panel. The new panel is placed:
 * - To the right of the reference panel if there is space available without
 *   moving other panels.
 * - Otherwise, directly below the reference panel. If other panels are below
 *   this location, they will also shift downward because the grid uses
 *   vertical-based compacting.
 *
 * @param newLayout - Layout for new panel to insert into the grid.
 * @param referenceLayout - Layout for reference panel used to determine the
 *   placement of the new panel.
 * @param itemLayouts - Full grid layout.
 * @returns - Item layouts modified to insert the new panel.
 */
export declare function insertPanelInLayout(newLayout: UnpositionedPanelGroupItemLayout, referenceLayout: PanelGroupItemLayout, itemLayouts: PanelGroupItemLayout[]): PanelGroupItemLayout[];
/**
 * This function generates a unique panel key based on UUID or timestamp and random suffix.
 */
export declare const generatePanelKey: () => string;
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