import { AssetPromise, EngineObject } from "@galacean/engine-core";
import type { GLTFExtensionOwnerSchema } from "../GLTFSchema";
import { GLTFExtensionMode, GLTFExtensionParser } from "../extensions/GLTFExtensionParser";
import { GLTFParserContext } from "./GLTFParserContext";
/**
 * Base class of glTF parser.
 */
export declare abstract class GLTFParser {
    private static readonly _extensionParsers;
    /**
     * Execute all parses of extension to create resource.
     * @param extensions - Related extensions field
     * @param context - The parser context
     * @param ownerSchema - The extension owner schema
     * @param extra - Extra params
     * @returns
     */
    static executeExtensionsCreateAndParse(extensions: {
        [key: string]: any;
    }, context: GLTFParserContext, ownerSchema: GLTFExtensionOwnerSchema, ...extra: any[]): EngineObject | void | AssetPromise<EngineObject | Uint8Array | void>;
    /**
     * Execute all parses of extension to parse resource.
     * @param extensions - Related extensions field
     * @param context - The parser context
     * @param parseResource -  The parsed resource
     * @param ownerSchema - The extension owner schema
     * @param extra - Extra params
     */
    static executeExtensionsAdditiveAndParse(extensions: {
        [key: string]: any;
    }, context: GLTFParserContext, parseResource: EngineObject, ownerSchema: GLTFExtensionOwnerSchema, ...extra: any[]): void;
    /**
     * Whether the plugin is registered.
     * @param extensionName - Extension name
     * @returns Boolean
     */
    static hasExtensionParser(extensionName: string): boolean;
    /**
     * Get the last plugin by glTF extension mode.
     * @param extensionName - Extension name
     * @param mode - GLTF extension mode
     * @returns GLTF extension parser
     */
    static getExtensionParser(extensionName: string, mode: GLTFExtensionMode): GLTFExtensionParser | undefined;
    /**
     * @internal
     */
    static _addExtensionParser(extensionName: string, extensionParser: GLTFExtensionParser): void;
    private static _createAndParse;
    private static _additiveParse;
    abstract parse(context: GLTFParserContext, index?: number): any;
}
/**
 * Declare ExtensionParser's decorator.
 * @param extensionName - Extension name
 */
export declare function registerGLTFExtension(extensionName: string, mode: GLTFExtensionMode): (parser: new () => GLTFExtensionParser) => void;