{"version":3,"file":"palette.cjs","names":[],"sources":["../../src/charts/palette.ts"],"sourcesContent":["/**\n * Series colors for Tempest charts, resolved from the theme tokens.\n *\n * Recharts sets colors as SVG presentation attributes (`fill=\"…\"`), where\n * `var(--token)` is **not** substituted — browsers only resolve custom properties\n * in CSS declarations. So the tokens are read from the computed style and handed\n * over as literal colors, which is what keeps a re-theme (and dark mode)\n * reflected in the charts.\n */\n\n/**\n * Fallback palette: six visually distinct hex colors (blue, green, amber,\n * violet, pink, cyan) in cycle order.\n *\n * Used when the `--tempest-chart-*` tokens cannot be read — no stylesheet\n * imported, a non-browser environment (tests, build scripts), or a host page that\n * dropped the tokens. Exported so callers can start from it and pass a tweaked\n * array to any chart's `colors` prop.\n */\nexport const DEFAULT_CHART_COLORS: string[] = [\n \"#2563eb\", // blue\n \"#16a34a\", // green\n \"#f59e0b\", // amber\n \"#7c3aed\", // violet\n \"#ec4899\", // pink\n \"#06b6d4\", // cyan\n];\n\n/** How many `--tempest-chart-N` tokens the SDK ships. */\nexport const CHART_COLOR_TOKEN_COUNT = 8;\n\n/**\n * Read `--tempest-chart-1` … `--tempest-chart-8` into a color array.\n *\n * Respects `--tempest-chart-count` when the theme declares one (`createTheme`\n * writes it), so a six-color brand palette is read as six and not padded with the\n * SDK's leftover `-7`/`-8` defaults. Otherwise it walks the tokens and stops at\n * the first unset one. Returns {@link DEFAULT_CHART_COLORS} when nothing is\n * resolvable.\n *\n * @param element - Element to resolve the tokens against. Default ``; pass\n * a subtree root when a section carries a scoped theme.\n * @returns Literal color strings in cycle order.\n */\nexport function resolveChartColors(element?: Element | null): string[] {\n if (typeof window === \"undefined\" || typeof document === \"undefined\") {\n return DEFAULT_CHART_COLORS;\n }\n\n const target = element ?? document.documentElement;\n if (!target) return DEFAULT_CHART_COLORS;\n\n const styles = window.getComputedStyle(target);\n const resolved: string[] = [];\n const declared = Number.parseInt(styles.getPropertyValue(\"--tempest-chart-count\").trim(), 10);\n const limit =\n Number.isFinite(declared) && declared > 0\n ? Math.min(declared, CHART_COLOR_TOKEN_COUNT)\n : CHART_COLOR_TOKEN_COUNT;\n\n for (let index = 1; index <= limit; index += 1) {\n const value = styles.getPropertyValue(`--tempest-chart-${index}`).trim();\n if (!value) break;\n resolved.push(value);\n }\n\n return resolved.length > 0 ? resolved : DEFAULT_CHART_COLORS;\n}\n\n/**\n * Read one piece of chart chrome (`--tempest-chart-grid` / `--tempest-chart-axis`).\n *\n * @param part - Which chrome token to read.\n * @param element - Element to resolve against. Default ``.\n * @param fallback - Value returned when the token is unset.\n * @returns The resolved color, or `fallback`.\n */\nexport function resolveChartChrome(\n part: \"grid\" | \"axis\",\n element?: Element | null,\n fallback = part === \"grid\" ? \"#e4e7ec\" : \"#667085\",\n): string {\n if (typeof window === \"undefined\" || typeof document === \"undefined\") return fallback;\n const target = element ?? document.documentElement;\n if (!target) return fallback;\n const value = window\n .getComputedStyle(target)\n .getPropertyValue(`--tempest-chart-${part}`)\n .trim();\n return value || fallback;\n}\n"],"mappings":"AAmBA,IAAa,EAAiC,CAC1C,UACA,UACA,UACA,UACA,UACA,SACJ,EAkBA,SAAgB,EAAmB,EAAoC,CACnE,GAAI,OAAO,OAAW,KAAe,OAAO,SAAa,IACrD,OAAO,EAGX,IAAM,EAAS,GAAW,SAAS,gBACnC,GAAI,CAAC,EAAQ,OAAO,EAEpB,IAAM,EAAS,OAAO,iBAAiB,CAAM,EACvC,EAAqB,CAAC,EACtB,EAAW,OAAO,SAAS,EAAO,iBAAiB,uBAAuB,CAAC,CAAC,KAAK,EAAG,EAAE,EACtF,EACF,OAAO,SAAS,CAAQ,GAAK,EAAW,EAClC,KAAK,IAAI,EAAA,CAAiC,EAAA,EAGpD,IAAK,IAAI,EAAQ,EAAG,GAAS,EAAO,GAAS,EAAG,CAC5C,IAAM,EAAQ,EAAO,iBAAiB,mBAAmB,GAAO,CAAC,CAAC,KAAK,EACvE,GAAI,CAAC,EAAO,MACZ,EAAS,KAAK,CAAK,CACvB,CAEA,OAAO,EAAS,OAAS,EAAI,EAAW,CAC5C,CAUA,SAAgB,EACZ,EACA,EACA,EAAW,IAAS,OAAS,UAAY,UACnC,CACN,GAAI,OAAO,OAAW,KAAe,OAAO,SAAa,IAAa,OAAO,EAC7E,IAAM,EAAS,GAAW,SAAS,gBAMnC,OALK,GACS,OACT,iBAAiB,CAAM,CAAC,CACxB,iBAAiB,mBAAmB,GAAM,CAAC,CAC3C,KACE,GALa,CAMxB"}