export interface StyleSpec {
    stylePropertyName?: string;
    initialStylePropertyValue?: string;
    mapStylePropertyValue?: StylePropertyValueProjection;
    fontElementAttributeName?: string;
    mapFontElementAttributeValue?: FontElementAttributeValueProjection;
    mapValue?: ValueProjection;
    isValueEqual?: (a: string, b: string) => boolean;
    shouldPaintElementIfValueDiffers?: (node: Node) => boolean;
}
export declare type StylePropertyValueProjection = (stylePropertyValue: string, stylePropertyName: string, element: HTMLElement | SVGElement, container: Node) => string;
export declare type FontElementAttributeValueProjection = (fontElementAttributeValue: string, fontElementAttributeName: string, element: HTMLFontElement, container: Node) => string;
export declare type ValueProjection = (value: string) => string;
export declare function getCSSPropertyValue(element: Element, property: string): string | null;
export declare function createMapToComputedStyle(computedStylePropertyName: string): StylePropertyValueProjection & FontElementAttributeValueProjection;
export declare function isFontElement(node: Node | null): node is HTMLFontElement;
export declare function hasInheritedStyleForNode(container: Node, node: Node, spec: StyleSpec): boolean;
export declare function getInheritedStyleForNode(container: Node, node: Node, spec: StyleSpec): string;
export declare function hasStyleForElement(container: Node, element: HTMLElement | SVGElement, spec: StyleSpec): boolean;
export declare function getStyleForNode(container: Node, element: HTMLElement | SVGElement, spec: StyleSpec): string;
export declare function removeStyleFromElement(element: HTMLElement | SVGElement, spec: StyleSpec): Node | null;
export declare function removeStyleFromRange(container: Node, range: Range, spec: StyleSpec): Range;
export declare function applyStyleToElement(element: HTMLElement | SVGElement, spec: StyleSpec, newStylePropertyValue: string): void;
export declare function applyStyleToRange(container: Node, range: Range, spec: StyleSpec, newStylePropertyValue: string): Range;