map highlighting library for jquery

/*map highlight library for jquery, functions in Twine SugarCube 2.19*/

!function (a, b) {
    "function" == typeof define && define.amd ? define(["jquery"], b) : b(a.jQuery)
}
(window, function (a) {
    var b,
    c,
    d,
    e,
    f,
    g,
    h,
    i,
    j,
    k,
    l;
    if (c = !!document.createElement("canvas").getContext, b = function () {
        var a = document.createElement("div");
        a.innerHTML = '<v:shape id="vml_flag1" adj="1" />';
        var b = a.firstChild;
        return b.style.behavior = "url(#default#VML)",
        !b || "object" == typeof b.adj
    }
        (), !c && !b)
        return void(a.fn.maphilight = function () {
            return this
        });
    if (c) {
        i = function (a) {
            return Math.max(0, Math.min(parseInt(a, 16), 255))
        },
        j = function (a, b) {
            return "rgba(" + i(a.substr(0, 2)) + "," + i(a.substr(2, 2)) + "," + i(a.substr(4, 2)) + "," + b + ")"
        },
        d = function (b) {
            var c = a('<canvas style="width:' + a(b).width() + "px;height:" + a(b).height() + 'px;"></canvas>').get(0);
            return c.getContext("2d").clearRect(0, 0, a(b).width(), a(b).height()),
            c
        };
        var m = function (a, b, c, d, e) {
            if (d = d || 0, e = e || 0, a.beginPath(), "rect" == b)
                a.rect(c[0] + d, c[1] + e, c[2] - c[0], c[3] - c[1]);
            else if ("poly" == b) {
                a.moveTo(c[0] + d, c[1] + e);
                for (var f = 2; f < c.length; f += 2)
                    a.lineTo(c[f] + d, c[f + 1] + e)
            } else
                "circ" == b && a.arc(c[0] + d, c[1] + e, c[2], 0, 2 * Math.PI, !1);
            a.closePath()
        };
        e = function (b, c, d, e, f) {
            var h = b.getContext("2d");
            if (e.shadow) {
                h.save(),
                "inside" == e.shadowPosition && (m(h, c, d), h.clip());
                var i = 100 * b.width,
                k = 100 * b.height;
                m(h, c, d, i, k),
                h.shadowOffsetX = e.shadowX - i,
                h.shadowOffsetY = e.shadowY - k,
                h.shadowBlur = e.shadowRadius,
                h.shadowColor = j(e.shadowColor, e.shadowOpacity);
                var l = e.shadowFrom;
                l || (l = "outside" == e.shadowPosition ? "fill" : "stroke"),
                "stroke" == l ? (h.strokeStyle = "rgba(0,0,0,1)", h.stroke()) : "fill" == l && (h.fillStyle = "rgba(0,0,0,1)", h.fill()),
                h.restore(),
                "outside" == e.shadowPosition && (h.save(), m(h, c, d), h.globalCompositeOperation = "destination-out", h.fillStyle = "rgba(0,0,0,1);", h.fill(), h.restore())
            }
            h.save(),
            m(h, c, d),
            e.fill && (h.fillStyle = j(e.fillColor, e.fillOpacity), h.fill()),
            e.stroke && (h.strokeStyle = j(e.strokeColor, e.strokeOpacity), h.lineWidth = e.strokeWidth, h.stroke()),
            h.restore(),
            e.fade && a(b).css("opacity", 0).animate({
                opacity: 1
            }, 100)
        },
        f = function (a) {
            a.getContext("2d").clearRect(0, 0, a.width, a.height)
        }
    } else
        d = function (b) {
            return a('<var style="zoom:1;overflow:hidden;display:block;width:' + b.width + "px;height:" + b.height + 'px;"></var>').get(0)
        },
    e = function (b, c, d, e, f) {
        var g,
        h,
        i,
        j;
        for (var k in d)
            d[k] = parseInt(d[k], 10);
        g = '<v:fill color="#' + e.fillColor + '" opacity="' + (e.fill ? e.fillOpacity : 0) + '" />',
        h = e.stroke ? 'strokeweight="' + e.strokeWidth + '" stroked="t" strokecolor="#' + e.strokeColor + '"' : 'stroked="f"',
        i = '<v:stroke opacity="' + e.strokeOpacity + '"/>',
        "rect" == c ? j = a('<v:rect name="' + f + '" filled="t" ' + h + ' style="zoom:1;margin:0;padding:0;display:block;position:absolute;left:' + d[0] + "px;top:" + d[1] + "px;width:" + (d[2] - d[0]) + "px;height:" + (d[3] - d[1]) + 'px;"></v:rect>') : "poly" == c ? j = a('<v:shape name="' + f + '" filled="t" ' + h + ' coordorigin="0,0" coordsize="' + b.width + "," + b.height + '" path="m ' + d[0] + "," + d[1] + " l " + d.join(",") + ' x e" style="zoom:1;margin:0;padding:0;display:block;position:absolute;top:0px;left:0px;width:' + b.width + "px;height:" + b.height + 'px;"></v:shape>') : "circ" == c && (j = a('<v:oval name="' + f + '" filled="t" ' + h + ' style="zoom:1;margin:0;padding:0;display:block;position:absolute;left:' + (d[0] - d[2]) + "px;top:" + (d[1] - d[2]) + "px;width:" + 2 * d[2] + "px;height:" + 2 * d[2] + 'px;"></v:oval>')),
        j.get(0).innerHTML = g + i,
        a(b).append(j)
    },
    f = function (b) {
        var c = a("<div>" + b.innerHTML + "</div>");
        c.children("[name=highlighted]").remove(),
        b.innerHTML = c.html()
    };
    g = function (a) {
        var b,
        c = a.getAttribute("coords").split(",");
        for (b = 0; b < c.length; b++)
            c[b] = parseFloat(c[b]);
        return [a.getAttribute("shape").toLowerCase().substr(0, 4), c]
    },
    l = function (b, c) {
        var d = a(b);
        return a.extend({}, c, !!a.metadata && d.metadata(), d.data("maphilight"))
    },
    k = function (a) {
        return !!a.complete && ("undefined" == typeof a.naturalWidth || 0 !== a.naturalWidth)
    },
    h = {
        position: "absolute",
        left: 0,
        top: 0,
        padding: 0,
        border: 0
    };
    var n = !1;
    a.fn.maphilight = function (i) {
        return i = a.extend({}, a.fn.maphilight.defaults, i),
        c || n || (a(window).ready(function () {
                document.namespaces.add("v", "urn:schemas-microsoft-com:vml");
                var b = document.createStyleSheet(),
                c = ["shape", "rect", "oval", "circ", "fill", "stroke", "imagedata", "group", "textbox"];
                a.each(c, function () {
                    b.addRule("v\\:" + this, "behavior: url(#default#VML); antialias:true")
                })
            }), n = !0),
        this.each(function () {
            var j,
            m,
            n,
            o,
            p,
            q,
            s;
            if (j = a(this), !k(this))
                return window.setTimeout(function () {
                    j.maphilight(i)
                }, 200);
            if (n = a.extend({}, i, !!a.metadata && j.metadata(), j.data("maphilight")), s = j.get(0).getAttribute("usemap"), s && (o = a('map[name="' + s.substr(1) + '"]'), j.is('img,input[type="image"]') && s && o.length > 0)) {
                if (j.hasClass("maphilighted")) {
                    var t = j.parent();
                    j.insertBefore(t),
                    t.remove(),
                    a(o).unbind(".maphilight")
                }
                m = a("<div></div>").css({
                        display: "block",
                        backgroundImage: 'url("' + this.src + '")',
                        backgroundSize: "contain",
                        position: "relative",
                        padding: 0,
                        width: this.width,
                        height: this.height
                    }),
                n.wrapClass && (n.wrapClass === !0 ? m.addClass(a(this).attr("class")) : m.addClass(n.wrapClass)),
                j.before(m).css("opacity", 0).css(h).remove(),
                b && j.css("filter", "Alpha(opacity=0)"),
                m.append(j),
                p = d(this),
                a(p).css(h),
                p.height = this.height,
                p.width = this.width,
                a(o).bind("alwaysOn.maphilight", function () {
                    q && f(q),
                    c || a(p).empty(),
                    a(o).find("area[coords]").each(function () {
                        var b,
                        f;
                        f = l(this, n),
                        f.alwaysOn && (!q && c && (q = d(j[0]), a(q).css(h), q.width = j[0].width, q.height = j[0].height, j.before(q)), f.fade = f.alwaysOnFade, b = g(this), c ? e(q, b[0], b[1], f, "") : e(p, b[0], b[1], f, ""))
                    })
                }).trigger("alwaysOn.maphilight").bind("mouseover.maphilight, focus.maphilight", function (b) {
                    var d,
                    f,
                    h = b.target;
                    if (f = l(h, n), !f.neverOn && !f.alwaysOn) {
                        if (d = g(h), e(p, d[0], d[1], f, "highlighted"), f.groupBy) {
                            var i;
                            i = /^[a-zA-Z][\-a-zA-Z]+$/.test(f.groupBy) ? o.find("area[" + f.groupBy + '="' + a(h).attr(f.groupBy) + '"]') : o.find(f.groupBy);
                            var j = h;
                            i.each(function () {
                                if (this != j) {
                                    var a = l(this, n);
                                    if (!a.neverOn && !a.alwaysOn) {
                                        var b = g(this);
                                        e(p, b[0], b[1], a, "highlighted")
                                    }
                                }
                            })
                        }
                        c || a(p).append("<v:rect></v:rect>")
                    }
                }).bind("mouseout.maphilight, blur.maphilight", function (a) {
                    f(p)
                }),
                j.before(p),
                j.addClass("maphilighted")
            }
        })
    },
    a.fn.maphilight.defaults = {
        fill: !0,
        fillColor: "000000",
        fillOpacity: .2,
        stroke: !0,
        strokeColor: "ff0000",
        strokeOpacity: 1,
        strokeWidth: 1,
        fade: !0,
        alwaysOn: !1,
        neverOn: !1,
        groupBy: !1,
        wrapClass: !0,
        shadow: !1,
        shadowX: 0,
        shadowY: 0,
        shadowRadius: 6,
        shadowColor: "000000",
        shadowOpacity: .8,
        shadowPosition: "outside",
        shadowFrom: !1
    }
});