import type { NodeDefinition, EdgeDefinition, FlowVizConfig, ResolvedNode } from '../types';
import { GraphModel } from '../graph/GraphModel';
import { EventBus } from './EventBus';
import type { PathData } from '../path/BezierPath';
export interface FlowEngineOptions {
    canvas: HTMLCanvasElement;
    width: number;
    height: number;
    nodes?: NodeDefinition[];
    edges?: EdgeDefinition[];
    config?: FlowVizConfig;
}
export declare class FlowEngine {
    readonly graph: GraphModel;
    readonly events: EventBus;
    private pathCache;
    private particleSystem;
    private renderer;
    private loop;
    private config;
    private _width;
    private _height;
    private _initialized;
    constructor(options: FlowEngineOptions);
    start(): void;
    pause(): void;
    resume(): void;
    destroy(): void;
    setConfig(config: FlowVizConfig): void;
    setSpeed(multiplier: number): void;
    setNodes(defs: NodeDefinition[]): void;
    setEdges(defs: EdgeDefinition[]): void;
    addNode(def: NodeDefinition): void;
    removeNode(id: string): void;
    addEdge(def: EdgeDefinition): void;
    removeEdge(id: string): void;
    setParticleCount(edgeId: string, count: number): void;
    resize(width: number, height: number): void;
    private applyLayout;
    private rebuildPaths;
    private tick;
    get width(): number;
    get height(): number;
    get isPaused(): boolean;
    get nodes(): ResolvedNode[];
    getPathData(edgeId: string): PathData | undefined;
}
//# sourceMappingURL=FlowEngine.d.ts.map