import { PlaitBoard, PlaitElement } from '@plait/core';
export interface GeneratorExtraData {
}
export interface GeneratorOptions {
    prepend?: boolean;
    active?: boolean;
}
export declare abstract class Generator<T extends PlaitElement = PlaitElement, K extends GeneratorExtraData = GeneratorExtraData, V extends GeneratorOptions = GeneratorOptions, P extends PlaitBoard = PlaitBoard> {
    protected board: P;
    g?: SVGGElement;
    protected options?: V;
    constructor(board: P, options?: V);
    processDrawing(element: T, parentG: SVGGElement, data?: K): void;
    /**
     * abstract function
     */
    protected abstract canDraw(element: T, data?: K): boolean;
    /**
     * abstract function
     */
    protected abstract draw(element: T, data?: K): SVGGElement | undefined;
    destroy(): void;
}
export interface AfterDraw<T extends PlaitElement = PlaitElement> {
    afterDraw(element: T): void;
}
export declare function hasAfterDraw(value: any): value is AfterDraw;