import type { NodeShape } from '../types/index';
import type { Vec2 } from './Vec2';
interface NodeGeom {
    x: number;
    y: number;
    shape: NodeShape;
    radius: number;
    width: number;
    height: number;
}
/**
 * Returns the point on the node shape boundary along the direction from
 * the node center toward `target`.
 * Edges use this so they visually terminate at the shape surface, not the center.
 */
export declare function getBoundaryPoint(node: NodeGeom, target: Vec2): Vec2;
/**
 * Returns true if `point` lies within the node shape (+ optional hit padding).
 */
export declare function hitTestNode(node: NodeGeom, point: Vec2, padding?: number): boolean;
/**
 * Draw a node shape using canvas 2D context.
 * Caller is responsible for saving/restoring ctx state if needed.
 */
export declare function drawNodeShape(ctx: CanvasRenderingContext2D, node: NodeGeom, fillColor: string, strokeColor: string, strokeWidth: number, opacity: number, glowColor: string, glowRadius: number): void;
export {};
//# sourceMappingURL=NodeShapes.d.ts.map