feat: add new file

frontend/node_modules/d3-shape/src/symbol/asterisk.js

@@ -0,0 +1,17 @@
+import {min, sqrt} from "../math.js";
+
+const sqrt3 = sqrt(3);
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size + min(size / 28, 0.75)) * 0.59436;
+    const t = r / 2;
+    const u = t * sqrt3;
+    context.moveTo(0, r);
+    context.lineTo(0, -r);
+    context.moveTo(-u, -t);
+    context.lineTo(u, t);
+    context.moveTo(-u, t);
+    context.lineTo(u, -t);
+  }
+};

frontend/node_modules/d3-shape/src/symbol/circle.js

@@ -0,0 +1,9 @@
+import {pi, sqrt, tau} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size / pi);
+    context.moveTo(r, 0);
+    context.arc(0, 0, r, 0, tau);
+  }
+};

frontend/node_modules/d3-shape/src/symbol/cross.js

@@ -0,0 +1,20 @@
+import {sqrt} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size / 5) / 2;
+    context.moveTo(-3 * r, -r);
+    context.lineTo(-r, -r);
+    context.lineTo(-r, -3 * r);
+    context.lineTo(r, -3 * r);
+    context.lineTo(r, -r);
+    context.lineTo(3 * r, -r);
+    context.lineTo(3 * r, r);
+    context.lineTo(r, r);
+    context.lineTo(r, 3 * r);
+    context.lineTo(-r, 3 * r);
+    context.lineTo(-r, r);
+    context.lineTo(-3 * r, r);
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/diamond.js

@@ -0,0 +1,16 @@
+import {sqrt} from "../math.js";
+
+const tan30 = sqrt(1 / 3);
+const tan30_2 = tan30 * 2;
+
+export default {
+  draw(context, size) {
+    const y = sqrt(size / tan30_2);
+    const x = y * tan30;
+    context.moveTo(0, -y);
+    context.lineTo(x, 0);
+    context.lineTo(0, y);
+    context.lineTo(-x, 0);
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/diamond2.js

@@ -0,0 +1,12 @@
+import {sqrt} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size) * 0.62625;
+    context.moveTo(0, -r);
+    context.lineTo(r, 0);
+    context.lineTo(0, r);
+    context.lineTo(-r, 0);
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/plus.js

@@ -0,0 +1,11 @@
+import {min, sqrt} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size - min(size / 7, 2)) * 0.87559;
+    context.moveTo(-r, 0);
+    context.lineTo(r, 0);
+    context.moveTo(0, r);
+    context.lineTo(0, -r);
+  }
+};

frontend/node_modules/d3-shape/src/symbol/square.js

@@ -0,0 +1,9 @@
+import {sqrt} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const w = sqrt(size);
+    const x = -w / 2;
+    context.rect(x, x, w, w);
+  }
+};

frontend/node_modules/d3-shape/src/symbol/square2.js

@@ -0,0 +1,12 @@
+import {sqrt} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size) * 0.4431;
+    context.moveTo(r, r);
+    context.lineTo(r, -r);
+    context.lineTo(-r, -r);
+    context.lineTo(-r, r);
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/star.js

@@ -0,0 +1,24 @@
+import {sin, cos, sqrt, pi, tau} from "../math.js";
+
+const ka = 0.89081309152928522810;
+const kr = sin(pi / 10) / sin(7 * pi / 10);
+const kx = sin(tau / 10) * kr;
+const ky = -cos(tau / 10) * kr;
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size * ka);
+    const x = kx * r;
+    const y = ky * r;
+    context.moveTo(0, -r);
+    context.lineTo(x, y);
+    for (let i = 1; i < 5; ++i) {
+      const a = tau * i / 5;
+      const c = cos(a);
+      const s = sin(a);
+      context.lineTo(s * r, -c * r);
+      context.lineTo(c * x - s * y, s * x + c * y);
+    }
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/times.js

@@ -0,0 +1,11 @@
+import {min, sqrt} from "../math.js";
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size - min(size / 6, 1.7)) * 0.6189;
+    context.moveTo(-r, -r);
+    context.lineTo(r, r);
+    context.moveTo(-r, r);
+    context.lineTo(r, -r);
+  }
+};

frontend/node_modules/d3-shape/src/symbol/triangle.js

@@ -0,0 +1,13 @@
+import {sqrt} from "../math.js";
+
+const sqrt3 = sqrt(3);
+
+export default {
+  draw(context, size) {
+    const y = -sqrt(size / (sqrt3 * 3));
+    context.moveTo(0, y * 2);
+    context.lineTo(-sqrt3 * y, -y);
+    context.lineTo(sqrt3 * y, -y);
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/triangle2.js

@@ -0,0 +1,15 @@
+import {sqrt} from "../math.js";
+
+const sqrt3 = sqrt(3);
+
+export default {
+  draw(context, size) {
+    const s = sqrt(size) * 0.6824;
+    const t = s  / 2;
+    const u = (s * sqrt3) / 2; // cos(Math.PI / 6)
+    context.moveTo(0, -s);
+    context.lineTo(u, t);
+    context.lineTo(-u, t);
+    context.closePath();
+  }
+};

frontend/node_modules/d3-shape/src/symbol/wye.js

@@ -0,0 +1,25 @@
+import {sqrt} from "../math.js";
+
+const c = -0.5;
+const s = sqrt(3) / 2;
+const k = 1 / sqrt(12);
+const a = (k / 2 + 1) * 3;
+
+export default {
+  draw(context, size) {
+    const r = sqrt(size / a);
+    const x0 = r / 2, y0 = r * k;
+    const x1 = x0, y1 = r * k + r;
+    const x2 = -x1, y2 = y1;
+    context.moveTo(x0, y0);
+    context.lineTo(x1, y1);
+    context.lineTo(x2, y2);
+    context.lineTo(c * x0 - s * y0, s * x0 + c * y0);
+    context.lineTo(c * x1 - s * y1, s * x1 + c * y1);
+    context.lineTo(c * x2 - s * y2, s * x2 + c * y2);
+    context.lineTo(c * x0 + s * y0, c * y0 - s * x0);
+    context.lineTo(c * x1 + s * y1, c * y1 - s * x1);
+    context.lineTo(c * x2 + s * y2, c * y2 - s * x2);
+    context.closePath();
+  }
+};