import { AudioLayer } from '../../engine/layer/AudioLayer/index.js';
import { CaptionLayer } from '../../engine/layer/CaptionLayer/index.js';
import { NameSpaceEngine } from '../../engine/utils/EngineManager/helper.js';
import { ElementType } from '../../engine/layer/type.js';
import { EffectLayer } from '../../engine/layer/EffectLayer/index.js';
import { ImageLayer } from '../../engine/layer/ImageLayer/index.js';
import { StickerLayer } from '../../engine/layer/StickerLayer/index.js';
import { TextLayer } from '../../engine/layer/TextLayer/index.js';
import { VideoLayer } from '../../engine/layer/VideoLayer/index.js';
import { GroupChildNode, CMTrackChildNode, CMTrackNode, AudioChildNode, VideoChildNode, TextChildNode, CaptionChildNode, ImageChildNode, StickerChildNode, EffectChildNode, TextTrackNode, AudioTrackNode, VideoTrackNode, CaptionTrackNode, ImageTrackNode, SchemaNode } from '../../engine/schema.type.js';
import { EventData, StageInitPayload } from '../../event/types.js';
import { Transform, Track, TrackElement, TextElement, AudioElement, VideoElement, CaptionElement, ImageElement, StickerElement, EffectElement } from '../../state/types.js';

declare class BaseEngineManager {
    protected getEngine(): NameSpaceEngine;
    protected getElement: (engine: NameSpaceEngine, uuid: string) => ElementType | null;
    protected _getGroupSchema(uuid: string, direction?: 'column' | 'row'): GroupChildNode;
    protected getShiftRatio(shift: Transform['translate']): {
        x: number;
        y: number;
        z: number;
    } | undefined;
    protected _getCommonTrackSchema: (track: Track) => CMTrackChildNode;
    protected _getTrackSchema: (track: Track) => CMTrackNode;
    protected _getElementSchema: (element: TrackElement, track: Track) => AudioChildNode | VideoChildNode | TextChildNode | CaptionChildNode | ImageChildNode | StickerChildNode | EffectChildNode | null;
    protected _getTextTrackSchema(track: Track): TextTrackNode;
    protected _getTextElementSchema(element: TextElement, track: Track): TextChildNode;
    protected _getAudioTrackSchema(track: Track): AudioTrackNode;
    protected _getAudioElementSchema(element: AudioElement, track: Track): AudioChildNode;
    protected _getVideoTrackSchema(track: Track): VideoTrackNode;
    protected _getVideoElementSchema(element: VideoElement, track: Track): VideoChildNode;
    protected _getCaptionTrackSchema(track: Track): CaptionTrackNode;
    protected _getCaptionElementSchema(element: CaptionElement, track: Track): CaptionChildNode;
    protected _getImageTrackSchema(track: Track): ImageTrackNode;
    protected _getImageElementSchema(element: ImageElement, track: Track): ImageChildNode;
    protected _getStickerTrackSchema(track: Track): {
        type: string;
        props: {
            uuid: string;
            layerId: number;
            trackType: string;
        };
        children: never[];
    };
    protected _getStickerElementSchema(element: StickerElement, track: Track): StickerChildNode;
    protected _getEffectTrackSchema(track: Track): {
        type: string;
        props: {
            uuid: string;
            layerId: number;
            trackType: string;
        };
        children: never[];
    };
    protected _getEffectElementSchema(element: EffectElement, track: Track): EffectChildNode;
    protected _createLayer(engine: NameSpaceEngine, element: TrackElement, track: Track): Promise<AudioLayer | VideoLayer | ImageLayer | CaptionLayer | TextLayer | StickerLayer | EffectLayer | null>;
    protected _createAudioLayer(engine: NameSpaceEngine, element: AudioElement, track: Track): Promise<AudioLayer>;
    protected _createVideoLayer(engine: NameSpaceEngine, element: VideoElement, track: Track): Promise<VideoLayer>;
    protected _createTextLayer(engine: NameSpaceEngine, element: TextElement, track: Track): Promise<TextLayer>;
    protected _createCaptionLayer(engine: NameSpaceEngine, element: CaptionElement, track: Track): Promise<CaptionLayer>;
    protected _createImageLayer(engine: NameSpaceEngine, element: ImageElement, track: Track): Promise<ImageLayer>;
    protected _createStickerLayer(engine: NameSpaceEngine, element: StickerElement, track: Track): Promise<StickerLayer>;
    protected _createEffectLayer(engine: NameSpaceEngine, element: EffectElement, track: Track): Promise<EffectLayer>;
    private getFontStyle;
    private getPosition;
}
declare class InitHelper extends BaseEngineManager {
    engine: NameSpaceEngine | null;
    initEngine(data: EventData): Promise<void>;
    initPayloadToSchema(stage: StageInitPayload): Promise<SchemaNode>;
}

export { BaseEngineManager, InitHelper };