| 30245 | } |
| 30246 | const BN = (t) => (_t(t) ? Dt(t) : t.signal ? `(${t.signal})` : RN(t)); |
| 30247 | function zN(t) { |
| 30248 | if (null != t.gradient) |
| 30249 | return (function (t) { |
| 30250 | const e = [t.start, t.stop, t.count].map((t) => |
| 30251 | null == t ? null : Dt(t), |
| 30252 | ); |
| 30253 | for (; e.length && null == F(e); ) e.pop(); |
| 30254 | return (e.unshift(BN(t.gradient)), `gradient(${e.join(",")})`); |
| 30255 | })(t); |
| 30256 | let e = t.signal |
| 30257 | ? `(${t.signal})` |
| 30258 | : t.color |
| 30259 | ? (function (t) { |
| 30260 | return t.c |
| 30261 | ? NN("hcl", t.h, t.c, t.l) |
| 30262 | : t.h || t.s |
| 30263 | ? NN("hsl", t.h, t.s, t.l) |
| 30264 | : t.l || t.a |
| 30265 | ? NN("lab", t.l, t.a, t.b) |
| 30266 | : t.r || t.g || t.b |
| 30267 | ? NN("rgb", t.r, t.g, t.b) |
| 30268 | : null; |
| 30269 | })(t.color) |
| 30270 | : null != t.field |
| 30271 | ? RN(t.field) |
| 30272 | : void 0 !== t.value |
| 30273 | ? Dt(t.value) |
| 30274 | : void 0; |
| 30275 | return ( |
| 30276 | null != t.scale && |
| 30277 | (e = (function (t, e) { |
| 30278 | const n = BN(t.scale); |
| 30279 | null != t.range |
| 30280 | ? (e = `lerp(_range(${n}), ${+t.range})`) |
| 30281 | : (void 0 !== e && (e = `_scale(${n}, ${e})`), |
| 30282 | t.band && |
| 30283 | ((e = |
| 30284 | (e ? e + "+" : "") + |
| 30285 | `_bandwidth(${n})` + |
| 30286 | (1 == +t.band ? "" : "*" + ON(t.band))), |
| 30287 | t.extra && |
| 30288 | (e = `(datum.extra ? _scale(${n}, datum.extra.value) : ${e})`)), |
| 30289 | null == e && (e = "0")); |
| 30290 | return e; |
| 30291 | })(t, e)), |
| 30292 | void 0 === e && (e = null), |
| 30293 | null != t.exponent && (e = `pow(${e},${ON(t.exponent)})`), |
| 30294 | null != t.mult && (e += `*${ON(t.mult)}`), |
| 30295 | null != t.offset && (e += `+${ON(t.offset)}`), |
| 30296 | t.round && (e = `round(${e})`), |
| 30297 | e |
| 30298 | ); |
| 30299 | } |
| 30300 | const NN = (t, e, n, r) => `(${t}(${[e, n, r].map(zN).join(",")})+'')`; |
| 30301 | function ON(t) { |
| 30302 | return A(t) ? "(" + zN(t) + ")" : t; |