get Hidden Element Dimensions

getHiddenElementDimensions.ts

getHiddenElementDimensions( element: any ): any {
        let dimensions: any = {};
        element.style.visibility = 'hidden';
        element.style.display = 'block';
        dimensions.width = element.offsetWidth;
        dimensions.height = element.offsetHeight;
        element.style.display = 'none';
        element.style.visibility = 'visible';

        return dimensions;
    }