import { EventSystem } from '../utils/event_system';
import { Project, ProjectOptions } from '../core/project/project';
import { Renderer, RendererOptions } from '../core/rendering/renderer';
export interface Bench3DOptions {
    canvas?: HTMLCanvasElement;
    onUpdate?: (event: {
        type: string;
        data?: any;
    }) => void;
    renderer?: Renderer;
    rendererOptions?: RendererOptions;
    version?: string;
}
export declare class Bench3D extends EventSystem {
    private canvas?;
    private onUpdateCallback?;
    private currentProject?;
    private renderer?;
    private flags;
    private version;
    private openTime;
    constructor(options?: Bench3DOptions);
    /**
     * Create a new project
     */
    createProject(options?: ProjectOptions): Project;
    /**
     * Get the current project
     */
    getProject(): Project | undefined;
    /**
     * Set the current project
     */
    setProject(project: Project): void;
    /**
     * Get the renderer
     */
    getRenderer(): Renderer | undefined;
    /**
     * Set the renderer
     */
    setRenderer(renderer: Renderer, options?: RendererOptions): void;
    /**
     * Render the current scene
     */
    render(): void;
    /**
     * Resize the renderer
     */
    resize(width: number, height: number): void;
    /**
     * Emit an update event
     */
    protected emitUpdate(type: string, data?: any): void;
    /**
     * Get the canvas element
     */
    getCanvas(): HTMLCanvasElement | undefined;
    /**
     * Set the canvas element
     */
    setCanvas(canvas: HTMLCanvasElement): void;
    /**
     * Add a flag
     */
    addFlag(flag: string): void;
    /**
     * Remove a flag
     */
    removeFlag(flag: string): void;
    /**
     * Check if a flag is set
     */
    hasFlag(flag: string): boolean;
    /**
     * Get all flags
     */
    getFlags(): string[];
    /**
     * Get version
     */
    getVersion(): string;
    /**
     * Compare version
     */
    isNewerThan(version: string): boolean;
    /**
     * Compare version
     */
    isOlderThan(version: string): boolean;
    /**
     * Compare two version strings
     * Returns: 1 if v1 > v2, -1 if v1 < v2, 0 if equal
     */
    private compareVersion;
    /**
     * Get open time
     */
    getOpenTime(): Date;
    /**
     * Dispose of resources
     */
    dispose(): void;
}
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