import type { Shape } from "@hylimo/diagram-common";
import type { LayoutElement, AttributeConfig, ContentCardinality } from "../layoutElement.js";
import { StyledElementLayoutConfig } from "./styledElementLayoutConfig.js";
import type { Type } from "@hylimo/core";
/**
 * Helper interface for shape properties
 */
export type ShapeProperties = Pick<Shape, "fill" | "stroke">;
/**
 * Base class for all shape layout configs
 */
export declare abstract class ShapeLayoutConfig extends StyledElementLayoutConfig {
    /**
     * Assigns type and styleAttributes
     *
     * @param additionalAttributes additional non-style attributes
     * @param additionalStyleAttributes the supported additional style attributes
     * @param contentType the type of the contents attribute
     * @param contentCardinality the cardinality of the contents attribute
     */
    constructor(additionalAttributes: AttributeConfig[], additionalStyleAttributes: AttributeConfig[], contentType: Type, contentCardinality: ContentCardinality);
    /**
     * Helper to get shape styles properties
     *
     * @param element provides the styles
     * @returns an object with all shape style properties
     */
    extractShapeProperties(element: LayoutElement): ShapeProperties;
    /**
     * Sets the stroke width to 0 if stroke is not defined,
     * if stroke defined, strokeWidth defaults to 1
     *
     * @param element provides the styles map
     */
    normalizeStrokeWidth(element: LayoutElement): void;
}
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