/**
 * @file SVG marker shape definitions for connection rendering.
 * Pure functions for generating marker geometry.
 */
export type MarkerShapeId = "triangle";
export type MarkerShapeDimensions = {
    depth: number;
    halfBase: number;
};
export type MarkerShapeGeometry = {
    id: MarkerShapeId;
    path: string;
    viewBox: {
        minX: number;
        minY: number;
        width: number;
        height: number;
    };
    tip: {
        x: number;
        y: number;
    };
    centroid: {
        x: number;
        y: number;
    };
};
type MarkerPlacementOptions = {
    offset: number;
};
export type MarkerPlacement = {
    path: string;
    viewBox: string;
    refX: number;
    refY: number;
    markerWidth: number;
    markerHeight: number;
    markerUnits: "userSpaceOnUse";
    orient: "auto";
};
export declare const createMarkerGeometry: (id: MarkerShapeId, dimensions: MarkerShapeDimensions) => MarkerShapeGeometry;
export declare const placeMarkerGeometry: (geometry: MarkerShapeGeometry, { offset }: MarkerPlacementOptions) => MarkerPlacement;
export {};