/**
 * Org chart node primitives (cards, branch palette, collapse).
 */
import type { App } from '../../App';
import type { Group } from '../../shapes/Group';
export interface OrgNodeOptions {
    name: string;
    role?: string;
    /** Avatar image URL or data URI (optional) */
    image?: string;
    department?: string;
    childCount?: number;
    collapsed?: boolean;
    depth?: number;
    /** Branch grouping color (inherited by sub-branches) */
    branchStyle?: {
        fill: string;
        stroke: string;
        accent: string;
    };
}
export type OrgBranchStyle = {
    fill: string;
    stroke: string;
    accent: string;
};
/** FNV-1a style seed from branch names (stable across rebuilds). */
export declare function hashOrgBranchSeed(names: string[]): number;
/**
 * Build N unique branch colors (no repeats).
 * Hues are spaced on the wheel then shuffled with a seeded RNG so assignment
 * feels random but stays stable for the same seed / rebuild.
 */
export declare function buildDistinctOrgBranchPalette(count: number, seed?: number): OrgBranchStyle[];
/** Resolve executive vs branch/sub-branch grouping colors. */
export declare function resolveOrgBranchStyle(depth: number, branchIndex: number | null | undefined, branchPalette?: readonly OrgBranchStyle[] | null): OrgBranchStyle;
/** Count every org node under `node` (all descendants, not just direct children). */
export declare function countOrgDescendants(node: Group): number;
/** Draw professional minimize (−) / maximize (+) control; shows total subtree size. */
export declare function drawOrgCollapseGlyph(app: App, btn: Group, collapsed: boolean, count: number): void;
/** Refresh minimize/maximize button after toggle (count = total descendants). */
export declare function updateOrgCollapseButton(node: Group, collapsed: boolean): void;
/** Build a circular SVG avatar data-URI from initials (offline-safe fallback). */
export declare function orgInitialsAvatarDataUri(name: string, accent: string, fill?: string): string;
/** Professional portrait org-chart card with optional photo. */
export declare function createOrgNode(app: App, nameOrOpts: string | OrgNodeOptions, role?: string, childCount?: number, collapsed?: boolean, depth?: number): {
    node: Group;
    indicator?: Group;
};