5037     proto.line = function (x1, y1, x2, y2) {  argument
5046                 y2: y2  property in proto.line.attr
5172         function gradientLinear(defs, x1, y1, x2, y2) {  argument
5247         proto.gradientLinear = function (x1, y1, x2, y2) {  argument
5525     function bezlen(x1, y1, x2, y2, x3, y3, x4, y4, z) {  argument
5544     function getTotLen(x1, y1, x2, y2, x3, y3, x4, y4, ll) {  argument
5561     function intersect(x1, y1, x2, y2, x3, y3, x4, y4) {  argument
6043     function l2c(x1, y1, x2, y2) {  argument
6046     function q2c(x1, y1, ax, ay, x2, y2) {  argument
6058     function a2c(x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) {  argument
6159     function curveDim(x0, y0, x1, y1, x2, y2, x3, y3) {  argument