Ширина и высота skew элемента

width and height skew element.js

function getBoundingBox(element){
    // Get the transformation matrix as a string
    var tm = element.css('transform');

    // Transform the string to an array
    var regexp = /-?\d+[\.\d]*/g;
    tm = tm.match(regexp);

    // Get the size of the object and calculate the bounding box
    var h = element.height();
    var w = element.width();
    var th = Math.abs(h * tm[0]) + Math.abs(w * tm[1]);
    var tw = Math.abs(h * tm[2]) + Math.abs(w * tm[3]);

    return {'height':th,'width':tw}
}