| 121743 | return rectangle1; |
| 121744 | } |
| 121745 | function vg_trail() { |
| 121746 | var x8, y7, size, defined, context17 = null, ready, x1, y1, r1; |
| 121747 | function point1(x2, y2, w2) { |
| 121748 | const r2 = w2 / 2; |
| 121749 | if (ready) { |
| 121750 | var ux = y1 - y2, uy = x2 - x1; |
| 121751 | if (ux || uy) { |
| 121752 | // get normal vector |
| 121753 | var ud = Math.sqrt(ux * ux + uy * uy), rx = (ux /= ud) * r1, ry = (uy /= ud) * r1, t = Math.atan2(uy, ux); // draw segment |
| 121754 | context17.moveTo(x1 - rx, y1 - ry); |
| 121755 | context17.lineTo(x2 - ux * r2, y2 - uy * r2); |
| 121756 | context17.arc(x2, y2, r2, t - Math.PI, t); |
| 121757 | context17.lineTo(x1 + rx, y1 + ry); |
| 121758 | context17.arc(x1, y1, r1, t, t + Math.PI); |
| 121759 | } else context17.arc(x2, y2, r2, 0, Tau); |
| 121760 | context17.closePath(); |
| 121761 | } else ready = 1; |
| 121762 | x1 = x2; |
| 121763 | y1 = y2; |
| 121764 | r1 = r2; |
| 121765 | } |
| 121766 | function trail1(data) { |
| 121767 | var i, n = data.length, d, defined0 = false, buffer; |
| 121768 | if (context17 == null) context17 = buffer = (0, _d3Path.path)(); |
| 121769 | for(i = 0; i <= n; ++i){ |
| 121770 | if (!(i < n && defined(d = data[i], i, data)) === defined0) { |
| 121771 | if (defined0 = !defined0) ready = 0; |
| 121772 | } |
| 121773 | if (defined0) point1(+x8(d, i, data), +y7(d, i, data), +size(d, i, data)); |
| 121774 | } |
| 121775 | if (buffer) { |
| 121776 | context17 = null; |
| 121777 | return buffer + "" || null; |
| 121778 | } |
| 121779 | } |
| 121780 | trail1.x = function(_) { |
| 121781 | if (arguments.length) { |
| 121782 | x8 = _; |
| 121783 | return trail1; |
| 121784 | } else return x8; |
| 121785 | }; |
| 121786 | trail1.y = function(_) { |
| 121787 | if (arguments.length) { |
| 121788 | y7 = _; |
| 121789 | return trail1; |
| 121790 | } else return y7; |
| 121791 | }; |
| 121792 | trail1.size = function(_) { |
| 121793 | if (arguments.length) { |
| 121794 | size = _; |
| 121795 | return trail1; |
| 121796 | } else return size; |
| 121797 | }; |
| 121798 | trail1.defined = function(_) { |
| 121799 | if (arguments.length) { |
| 121800 | defined = _; |
| 121801 | return trail1; |
| 121802 | } else return defined; |