1053 function angle(x1, y1, x2, y2, x3, y3) {
1055         var x = x1 - x2,
1062         return angle(x1, y1, x3, y3) - angle(x2, y2, x3, y3);
1200 Snap.len = function (x1, y1, x2, y2) {
1201     return Math.sqrt(Snap.len2(x1, y1, x2, y2));
1215 Snap.len2 = function (x1, y1, x2, y2) {
1216     return (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2);
1865                 x2,
1874                     x2 = inver.x(t[1], t[2]);
1876                     m.translate(x2 - x1, y2 - y1);
1886                         x2 = inver.x(t[2], t[3]);
1888                         m.rotate(t[1], x2, y2);
1899                         x2 = inver.x(t[2], t[3]);
1901                         m.scale(t[1], t[1], x2, y2);
1907                         x2 = inver.x(t[3], t[4]);
1909                         m.scale(t[1], t[2], x2, y2);
5037     proto.line = function (x1, y1, x2, y2) {  argument
5044                 x2: x2,  property in proto.line.attr
5120                     x2 = $(this.node, "x2") || 1,
5123                 return Snap._.box(x1, y1, math.abs(x2 - x1), math.abs(y2 - y1));
5172         function gradientLinear(defs, x1, y1, x2, y2) {  argument
5181                     x2: x2,
5247         proto.gradientLinear = function (x1, y1, x2, y2) {  argument
5248             return gradientLinear(this.defs, x1, y1, x2, y2);
5367             x2: x + width,
5508             || isPointInsideBBox(bbox2, bbox1.x2, bbox1.y)
5510             || isPointInsideBBox(bbox2, bbox1.x2, bbox1.y2)
5512             || isPointInsideBBox(bbox1, bbox2.x2, bbox2.y)
5514             || isPointInsideBBox(bbox1, bbox2.x2, bbox2.y2)
5515             || (bbox1.x < bbox2.x2 && bbox1.x > bbox2.x
5516                 || bbox2.x < bbox1.x2 && bbox2.x > bbox1.x)
5525     function bezlen(x1, y1, x2, y2, x3, y3, x4, y4, z) {  argument
5537                 xbase = base3(ct, x1, x2, x3, x4),
5544     function getTotLen(x1, y1, x2, y2, x3, y3, x4, y4, ll) {  argument
5545         if (ll < 0 || bezlen(x1, y1, x2, y2, x3, y3, x4, y4) < ll) {
5553         l = bezlen(x1, y1, x2, y2, x3, y3, x4, y4, t2);
5557             l = bezlen(x1, y1, x2, y2, x3, y3, x4, y4, t2);
5561     function intersect(x1, y1, x2, y2, x3, y3, x4, y4) {  argument
5563             mmax(x1, x2) < mmin(x3, x4) ||
5564             mmin(x1, x2) > mmax(x3, x4) ||
5570         var nx = (x1 * y2 - y1 * x2) * (x3 - x4) - (x1 - x2) * (x3 * y4 - y3 * x4),
5571             ny = (x1 * y2 - y1 * x2) * (y3 - y4) - (y1 - y2) * (x3 * y4 - y3 * x4),
5572             denominator = (x1 - x2) * (y3 - y4) - (y1 - y2) * (x3 - x4);
5582             px2 < +mmin(x1, x2).toFixed(2) ||
5583             px2 > +mmax(x1, x2).toFixed(2) ||
5665         var x1, y1, x2, y2, x1m, y1m, x2m, y2m, bez1, bez2,
5685                         x2 = x2m = pj[1];
5689                             bez2 = [x2, y2].concat(pj.slice(1));
5690                             x2 = bez2[6];
5693                             bez2 = [x2, y2, x2, y2, x2m, y2m, x2m, y2m];
5694                             x2 = x2m;
5718                interPathHelper(path, [["M", x, y], ["H", bbox.x2 + 10]], 1) % 2 == 1;
5787                 x2 = x + rx * Math.cos(-a * rad),
5790                 res = [["M", x1, y1], ["A", rx, rx, 0, +(a - ry > 180), 0, x2, y2]];
6043     function l2c(x1, y1, x2, y2) {  argument
6044         return [x1, y1, x2, y2, x2, y2];
6046     function q2c(x1, y1, ax, ay, x2, y2) {  argument
6052                 _13 * x2 + _23 * ax,
6054                 x2,
6058     function a2c(x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {  argument
6074             xy = rotate(x2, y2, -rad);
6075             x2 = xy.x;
6079                 x = (x1 - x2) / 2,
6091                 cx = k * rx * y / ry + (x1 + x2) / 2,
6097             f2 = x2 < cx ? PI - f2 : f2;
6115                 x2old = x2,
6118             x2 = cx + rx * math.cos(f2);
6120             res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]);
6132             m3 = [x2 + hx * s2, y2 - hy * c2],
6133             m4 = [x2, y2];
6159     function curveDim(x0, y0, x1, y1, x2, y2, x3, y3) {  argument
6165                 b = 6 * x0 - 12 * x1 + 6 * x2;
6166                 a = -3 * x0 + 9 * x1 - 9 * x2 + 3 * x3;
6204 …bounds[0][j] = (mt * mt * mt * x0) + (3 * mt * mt * t * x1) + (3 * mt * t * t * x2) + (t * t * t *…
7032             x2 = [],
7038             x2.push(box.x + box.width);
7043         x2 = mmax.apply(0, x2);
7048             x2: x2,
7050             width: x2 - x,
7052             cx: x + (x2 - x) / 2,
8139                 out.dx = bx.x2 - bb.x2;