import type { GeoJsonFeature } from "@trackunit/geo-json-utils";
import type { ShapeLayerHandle } from "../../types";
import { type ResolvedDecoration } from "../shapeDecorations";
import { type EdgeInsets } from "./findBestEdgePosition";
/**
 * Compute per-edge insets from pre-resolved decorations.
 *
 * For each edge, the start inset is the maximum `radiusPx` of any
 * decoration anchored at the start vertex, and the end inset is the
 * maximum `radiusPx` at the end vertex. This tells the label system
 * how much to inset from each corner to avoid overlapping decorations.
 *
 * Accepts already-resolved decorations so the caller (the unified hook)
 * can resolve once and reuse the results for both rendering and insets.
 *
 * @param resolved - Decorations whose anchors have already been resolved to positions.
 * @param edgeCount - Number of edges in the feature's geometry (as returned by `extractEdges`).
 */
export declare const computeEdgeInsetsFromResolved: (resolved: ReadonlyArray<ResolvedDecoration>, edgeCount: number) => ReadonlyArray<EdgeInsets> | undefined;
/**
 * Compute per-edge insets for a single feature based on its decorations.
 *
 * Convenience wrapper that resolves decoration anchors internally.
 * Prefer `computeEdgeInsetsFromResolved` when decorations have already
 * been resolved (e.g. in the unified hook) to avoid redundant resolution.
 */
export declare const computeEdgeInsetsForFeature: (feature: GeoJsonFeature, handle: ShapeLayerHandle) => ReadonlyArray<EdgeInsets> | undefined;