export type PipeSupportEvent = MouseEvent | DragEvent | KeyboardEvent | UIEvent | TouchEvent | any;
export type PipeEventName = keyof HTMLElementEventMap;
export interface PipelineDimension {
    width: number;
    height: number;
    clientX: number;
    clientY: number;
}
export type PipelineEventHandler = (event: PipeSupportEvent) => boolean | undefined;
export interface PipelineEventRegsiter {
    handle: PipelineEventHandler;
    priority: number;
}
export declare enum PipelineLayerPriority {
    BASE_LAYER = -2,
    TOOL_LAYER = -1,
    NORMAL_LAYER = 0
}
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