import type { App } from '../../../App';
import type { Group } from '../../../shapes/Group';
import type { Node } from '../../../Node';
import type { ChartLayout } from '../../chartPrimitives';
export declare function isInteractive(props: Record<string, unknown>): boolean;
export interface HoverRect {
    x: number;
    y: number;
    width: number;
    height: number;
}
export interface HoverParts {
    tooltip: Node & {
        visible: boolean;
        x: number;
        y: number;
        width: number;
        markDirty: () => void;
    };
    tooltipLabel: Node & {
        text: string;
        x: number;
        y: number;
        textAlign: string;
        markDirty: () => void;
    };
    hitArea: Node;
    highlight?: Node & {
        visible: boolean;
        x: number;
        y: number;
        markDirty: () => void;
    };
}
export declare function createHoverParts(app: App, rect: HoverRect, withHighlight?: boolean): HoverParts;
export declare function mountHover(group: Group, app: App, props: Record<string, unknown>, rect: HoverRect, onMove: (x: number, y: number) => {
    label: string;
    centerX: number;
    topY: number;
    highlight?: HoverRect;
    payload?: unknown;
} | null, withHighlight?: boolean): void;
/** Index from plot-local X (columns, time series slots). */
export declare function attachIndexXHover(app: App, group: Group, props: Record<string, unknown>, layout: ChartLayout, count: number, labelAt: (index: number) => string, highlightAt?: (index: number) => HoverRect, payloadAt?: (index: number) => unknown): void;
/** Index from plot-local Y (horizontal bars, row bands). */
export declare function attachIndexYHover(app: App, group: Group, props: Record<string, unknown>, layout: ChartLayout, count: number, labelAt: (index: number) => string, highlightAt?: (index: number) => HoverRect): void;
/** Vertical bands across full widget height (funnel, pyramid). */
export declare function attachBandYHover(app: App, group: Group, props: Record<string, unknown>, width: number, height: number, count: number, labelAt: (index: number) => string): void;
/** Pie / doughnut slice by angle from center. */
export declare function attachPolarSliceHover(app: App, group: Group, props: Record<string, unknown>, size: number, data: number[], labels?: string[], innerRadius?: number): void;
/** Matrix / grid cell hover. */
export declare function attachGridHover(app: App, group: Group, props: Record<string, unknown>, width: number, height: number, rows: number, cols: number, valueAt: (row: number, col: number) => string): void;
export interface PlotPoint {
    x: number;
    y: number;
    label: string;
    payload?: unknown;
}
/** Nearest point in plot space (scatter, bubble, network nodes). */
export declare function attachNearestHover(app: App, group: Group, props: Record<string, unknown>, rect: HoverRect, points: PlotPoint[], radius?: number): void;
/** Hit-test axis-aligned regions (treemap, gantt, sankey nodes). */
export declare function attachRegionsHover(app: App, group: Group, props: Record<string, unknown>, width: number, height: number, regions: {
    x: number;
    y: number;
    width: number;
    height: number;
    label: string;
    payload?: unknown;
}[]): void;
/** Single-value or static tooltip on hover (bullet, pictogram). */
export declare function attachValueHover(app: App, group: Group, props: Record<string, unknown>, width: number, height: number, label: string): void;