import type { Vec2 } from '../../math';
import type { Sides } from './layout';
import type { AxisConfig } from './types';
type PaddingSide = keyof Required<Sides>;
interface RangeTolerance {
    absolute?: number;
    relative?: number;
}
export declare const is_valid_range: (range: unknown) => range is Vec2;
export declare const ranges_equal: (left: Vec2 | undefined | null, right: Vec2 | undefined | null, tolerance?: number | RangeTolerance) => boolean;
export declare function union_ranges(ranges: readonly unknown[]): Vec2 | undefined;
export declare const axis_with_range: (axis: AxisConfig | undefined, range: Vec2 | undefined, label?: string) => AxisConfig;
export declare function sync_axis_range(axis: AxisConfig, range: unknown): AxisConfig;
export declare function propagate_shared_axis_range(axis: AxisConfig, shared_range: Vec2 | undefined): AxisConfig;
export declare function detect_shared_range_change(panel_ranges: readonly unknown[], shared_range: Vec2, current_synced_range: Vec2 | null): Vec2 | null | undefined;
interface SharedAxisRangeUpdate {
    synced_range: Vec2 | null;
    axes: AxisConfig[];
}
export declare function reconcile_shared_axis_ranges(axes: readonly AxisConfig[], shared_range: Vec2, current_synced_range: Vec2 | null): SharedAxisRangeUpdate | undefined;
export declare function max_side_padding(paddings: readonly (Sides | undefined | null)[], sides?: readonly PaddingSide[]): Sides;
export {};