Function augmentWidthOrHeight

2.0.3/Css.js:345–382

(elem, name, extra, isBorderBox, styles)

    }

    function augmentWidthOrHeight(elem, name, extra, isBorderBox, styles) {
        var i = extra === (isBorderBox ? "border" : "content") ?
        // If we already have the right measurement, avoid augmentation
        4 :
        // Otherwise initialize for horizontal or vertical properties
        name === "width" ? 1 : 0,

            val = 0;

        for (; i < 4; i += 2) {
            // both box models exclude margin, so add it if we want it
            if (extra === "margin") {
                val += jQuery.css(elem, extra + cssExpand[i], true, styles);
            }

            if (isBorderBox) {
                // border-box includes padding, so remove it if we want content
                if (extra === "content") {
                    val -= jQuery.css(elem, "padding" + cssExpand[i], true, styles);
                }

                // at this point, extra isn't border nor margin, so remove border
                if (extra !== "margin") {
                    val -= jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                }
            } else {
                // at this point, extra isn't content, so add padding
                val += jQuery.css(elem, "padding" + cssExpand[i], true, styles);

                // at this point, extra isn't content nor padding, so add border
                if (extra !== "padding") {
                    val += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                }
            }
        }

        return val;
    }

    function getWidthOrHeight(elem, name, extra) {