import MovingNode from './MovingNode';
import SkeletonContext from './SkeletonContext';
export default class SkeletonEvent {
    static INVALID_TIME: number;
    readonly time: number;
    protected eventPriority: number;
    constructor(time: number);
    compareTo(other: SkeletonEvent): number;
    onEventQueued(): void;
    onEventAborted(adjacentNode: MovingNode, ctx: SkeletonContext): void;
    onEventAborted2(edgeNode0: MovingNode, edgeNode1: MovingNode, ctx?: SkeletonContext): void;
    handle(ctx: SkeletonContext): void;
    /**
     * Always aborts events of 'node'.
     */
    protected static handle(node: MovingNode, ctx: SkeletonContext): void;
    static handleInit(node: MovingNode, ctx: SkeletonContext): void;
    /**
     * Check for valid polygon and handle case in which a polygon degenerates to a line.
     * @return True if polygon consists of >2 edges.
     */
    private static ensureValidPolygon;
    static createEvents(node: MovingNode, ctx: SkeletonContext): void;
    /**
     * Tests adjacent edges of 'node' against other eligible reflex vertices in MovingNodes-loop.
     * If 'node' is reflex, tests it against all eligible edges.
     * Eligible tests: Minimum distance between reflex node and candidate edge = 2 edges in between
     *
     * A triangle cannot be concave. A concave quadrilateral (arrowhead) doesn't need split events.
     * Minimum vertices for split events = 5.
     */
    private static createAllSplitEvents;
    static createSplitEvents(reflexNode: MovingNode, ctx: SkeletonContext): void;
    private static handleDegenerateAngle;
}