export declare function getPropertyStyleValue(item: Element, name: string): string | null;
export declare function getInheritedPropertyStyleValue(item: Element, name: string): string | null;
export declare function gtGetStyleBooleanWithUndefined(item: Element, name: string): boolean | undefined;
export declare function getPropertyStyleValueWithDefault(item: Element, name: string, defaultValue: string): string;
export declare function getInheritedPropertyStyleValueWithDefault(item: Element, name: string, defaultValue: string): string;
export declare function getPropertyStyleNumberValue(item: Element, name: string, defaultValue: number | null): number | null;
export declare function getActiveStyle(item: Element): CSSStyleDeclaration;
export declare function setPropertyStyleValue(item: Element, name: string, value: string | null): void;
export declare function setPropertyStyleValue2(item: Element, name: string, value: string | null): boolean;
export declare function gtGetAttributeNumber(item: Element, name: string, defaultValue: number | null): number | null;
export declare function gtGetAttributeNumberWithoutNull(item: Element, name: string, defaultValue: number): number;
export declare function gtGetAttributeNumberWithUndefined(item: Element, name: string): number | undefined;
export declare function _getAttributeNumber(item: Element, name: string, remove: boolean): number | null;
export declare function _getAttribute(item: Element, name: string, remove: boolean): string | null;
export declare function gtGetAttributeStringWithUndefined(item: Element, name: string): string | undefined;
export declare function gtGetInheritedAttributeString(item: Element, name: string): string | undefined;
export declare function gtGetAttributeBooleanWithUndefined(item: Element, name: string): boolean | undefined;
export declare function gtGetAttribute(item: Element, name: string, defaultValue: string | null): string | null;
export declare function setAttributeNumber(item: Element, name: string, value: number): void;
export declare function gtGetAttributes(item: Element): {
    name: string;
    value: string;
}[];
export declare function getIsLoaded(item: Element): boolean | undefined;
export declare function setIsLoaded(item: Element, b: boolean): void;
export declare function hasStyleAttribute(item: Element, name: string): boolean;
export declare function collectAttributesByPrefix(e: Element, prefix: string): Map<string, string>;