{"ast":null,"code":"// randomColor by David Merfield under the CC0 license\n// https://github.com/davidmerfield/randomColor/\nimport { TinyColor } from './index';\nexport function random(options) {\n  if (options === void 0) {\n    options = {};\n  } // Check if we need to generate multiple colors\n\n\n  if (options.count !== undefined && options.count !== null) {\n    var totalColors = options.count;\n    var colors = [];\n    options.count = undefined;\n\n    while (totalColors > colors.length) {\n      // Since we're generating multiple colors,\n      // incremement the seed. Otherwise we'd just\n      // generate the same color each time...\n      options.count = null;\n\n      if (options.seed) {\n        options.seed += 1;\n      }\n\n      colors.push(random(options));\n    }\n\n    options.count = totalColors;\n    return colors;\n  } // First we pick a hue (H)\n\n\n  var h = pickHue(options.hue, options.seed); // Then use H to determine saturation (S)\n\n  var s = pickSaturation(h, options); // Then use S and H to determine brightness (B).\n\n  var v = pickBrightness(h, s, options);\n  var res = {\n    h: h,\n    s: s,\n    v: v\n  };\n\n  if (options.alpha !== undefined) {\n    res.a = options.alpha;\n  } // Then we return the HSB color in the desired format\n\n\n  return new TinyColor(res);\n}\n\nfunction pickHue(hue, seed) {\n  var hueRange = getHueRange(hue);\n  var res = randomWithin(hueRange, seed); // Instead of storing red as two seperate ranges,\n  // we group them, using negative numbers\n\n  if (res < 0) {\n    res = 360 + res;\n  }\n\n  return res;\n}\n\nfunction pickSaturation(hue, options) {\n  if (options.hue === 'monochrome') {\n    return 0;\n  }\n\n  if (options.luminosity === 'random') {\n    return randomWithin([0, 100], options.seed);\n  }\n\n  var saturationRange = getColorInfo(hue).saturationRange;\n  var sMin = saturationRange[0];\n  var sMax = saturationRange[1];\n\n  switch (options.luminosity) {\n    case 'bright':\n      sMin = 55;\n      break;\n\n    case 'dark':\n      sMin = sMax - 10;\n      break;\n\n    case 'light':\n      sMax = 55;\n      break;\n\n    default:\n      break;\n  }\n\n  return randomWithin([sMin, sMax], options.seed);\n}\n\nfunction pickBrightness(H, S, options) {\n  var bMin = getMinimumBrightness(H, S);\n  var bMax = 100;\n\n  switch (options.luminosity) {\n    case 'dark':\n      bMax = bMin + 20;\n      break;\n\n    case 'light':\n      bMin = (bMax + bMin) / 2;\n      break;\n\n    case 'random':\n      bMin = 0;\n      bMax = 100;\n      break;\n\n    default:\n      break;\n  }\n\n  return randomWithin([bMin, bMax], options.seed);\n}\n\nfunction getMinimumBrightness(H, S) {\n  var lowerBounds = getColorInfo(H).lowerBounds;\n\n  for (var i = 0; i < lowerBounds.length - 1; i++) {\n    var s1 = lowerBounds[i][0];\n    var v1 = lowerBounds[i][1];\n    var s2 = lowerBounds[i + 1][0];\n    var v2 = lowerBounds[i + 1][1];\n\n    if (S >= s1 && S <= s2) {\n      var m = (v2 - v1) / (s2 - s1);\n      var b = v1 - m * s1;\n      return m * S + b;\n    }\n  }\n\n  return 0;\n}\n\nfunction getHueRange(colorInput) {\n  var num = parseInt(colorInput, 10);\n\n  if (!Number.isNaN(num) && num < 360 && num > 0) {\n    return [num, num];\n  }\n\n  if (typeof colorInput === 'string') {\n    var namedColor = bounds.find(function (n) {\n      return n.name === colorInput;\n    });\n\n    if (namedColor) {\n      var color = defineColor(namedColor);\n\n      if (color.hueRange) {\n        return color.hueRange;\n      }\n    }\n\n    var parsed = new TinyColor(colorInput);\n\n    if (parsed.isValid) {\n      var hue = parsed.toHsv().h;\n      return [hue, hue];\n    }\n  }\n\n  return [0, 360];\n}\n\nfunction getColorInfo(hue) {\n  // Maps red colors to make picking hue easier\n  if (hue >= 334 && hue <= 360) {\n    hue -= 360;\n  }\n\n  for (var _i = 0, bounds_1 = bounds; _i < bounds_1.length; _i++) {\n    var bound = bounds_1[_i];\n    var color = defineColor(bound);\n\n    if (color.hueRange && hue >= color.hueRange[0] && hue <= color.hueRange[1]) {\n      return color;\n    }\n  }\n\n  throw Error('Color not found');\n}\n\nfunction randomWithin(range, seed) {\n  if (seed === undefined) {\n    return Math.floor(range[0] + Math.random() * (range[1] + 1 - range[0]));\n  } // Seeded random algorithm from http://indiegamr.com/generate-repeatable-random-numbers-in-js/\n\n\n  var max = range[1] || 1;\n  var min = range[0] || 0;\n  seed = (seed * 9301 + 49297) % 233280;\n  var rnd = seed / 233280.0;\n  return Math.floor(min + rnd * (max - min));\n}\n\nfunction defineColor(bound) {\n  var sMin = bound.lowerBounds[0][0];\n  var sMax = bound.lowerBounds[bound.lowerBounds.length - 1][0];\n  var bMin = bound.lowerBounds[bound.lowerBounds.length - 1][1];\n  var bMax = bound.lowerBounds[0][1];\n  return {\n    name: bound.name,\n    hueRange: bound.hueRange,\n    lowerBounds: bound.lowerBounds,\n    saturationRange: [sMin, sMax],\n    brightnessRange: [bMin, bMax]\n  };\n}\n/**\n * @hidden\n */\n\n\nexport var bounds = [{\n  name: 'monochrome',\n  hueRange: null,\n  lowerBounds: [[0, 0], [100, 0]]\n}, {\n  name: 'red',\n  hueRange: [-26, 18],\n  lowerBounds: [[20, 100], [30, 92], [40, 89], [50, 85], [60, 78], [70, 70], [80, 60], [90, 55], [100, 50]]\n}, {\n  name: 'orange',\n  hueRange: [19, 46],\n  lowerBounds: [[20, 100], [30, 93], [40, 88], [50, 86], [60, 85], [70, 70], [100, 70]]\n}, {\n  name: 'yellow',\n  hueRange: [47, 62],\n  lowerBounds: [[25, 100], [40, 94], [50, 89], [60, 86], [70, 84], [80, 82], [90, 80], 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Otherwise we'd just\n            // generate the same color each time...\n            options.count = null;\n            if (options.seed) {\n                options.seed += 1;\n            }\n            colors.push(random(options));\n        }\n        options.count = totalColors;\n        return colors;\n    }\n    // First we pick a hue (H)\n    var h = pickHue(options.hue, options.seed);\n    // Then use H to determine saturation (S)\n    var s = pickSaturation(h, options);\n    // Then use S and H to determine brightness (B).\n    var v = pickBrightness(h, s, options);\n    var res = { h: h, s: s, v: v };\n    if (options.alpha !== undefined) {\n        res.a = options.alpha;\n    }\n    // Then we return the HSB color in the desired format\n    return new TinyColor(res);\n}\nfunction pickHue(hue, seed) {\n    var hueRange = getHueRange(hue);\n    var res = randomWithin(hueRange, seed);\n    // Instead of storing red as two seperate ranges,\n    // we group them, using negative numbers\n    if (res < 0) {\n        res = 360 + res;\n    }\n    return res;\n}\nfunction pickSaturation(hue, options) {\n    if (options.hue === 'monochrome') {\n        return 0;\n    }\n    if (options.luminosity === 'random') {\n        return randomWithin([0, 100], options.seed);\n    }\n    var saturationRange = getColorInfo(hue).saturationRange;\n    var sMin = saturationRange[0];\n    var sMax = saturationRange[1];\n    switch (options.luminosity) {\n        case 'bright':\n            sMin = 55;\n            break;\n        case 'dark':\n            sMin = sMax - 10;\n            break;\n        case 'light':\n            sMax = 55;\n            break;\n        default:\n            break;\n    }\n    return randomWithin([sMin, sMax], options.seed);\n}\nfunction pickBrightness(H, S, options) {\n    var bMin = getMinimumBrightness(H, S);\n    var bMax = 100;\n    switch (options.luminosity) {\n        case 'dark':\n            bMax = bMin + 20;\n            break;\n        case 'light':\n            bMin = (bMax + bMin) / 2;\n            break;\n        case 'random':\n            bMin = 0;\n            bMax = 100;\n            break;\n        default:\n            break;\n    }\n    return randomWithin([bMin, bMax], options.seed);\n}\nfunction getMinimumBrightness(H, S) {\n    var lowerBounds = getColorInfo(H).lowerBounds;\n    for (var i = 0; i < lowerBounds.length - 1; i++) {\n        var s1 = lowerBounds[i][0];\n        var v1 = lowerBounds[i][1];\n        var s2 = lowerBounds[i + 1][0];\n        var v2 = lowerBounds[i + 1][1];\n        if (S >= s1 && S <= s2) {\n            var m = (v2 - v1) / (s2 - s1);\n            var b = v1 - m * s1;\n            return m * S + b;\n        }\n    }\n    return 0;\n}\nfunction getHueRange(colorInput) {\n    var num = parseInt(colorInput, 10);\n    if (!Number.isNaN(num) && num < 360 && num > 0) {\n        return [num, num];\n    }\n    if (typeof colorInput === 'string') {\n        var namedColor = bounds.find(function (n) { return n.name === colorInput; });\n        if (namedColor) {\n            var color = defineColor(namedColor);\n            if (color.hueRange) {\n                return color.hueRange;\n            }\n        }\n        var parsed = new TinyColor(colorInput);\n        if (parsed.isValid) {\n            var hue = parsed.toHsv().h;\n            return [hue, hue];\n        }\n    }\n    return [0, 360];\n}\nfunction getColorInfo(hue) {\n    // Maps red colors to make picking hue easier\n    if (hue >= 334 && hue <= 360) {\n        hue -= 360;\n    }\n    for (var _i = 0, bounds_1 = bounds; _i < bounds_1.length; _i++) {\n        var bound = bounds_1[_i];\n        var color = defineColor(bound);\n        if (color.hueRange && hue >= color.hueRange[0] && hue <= color.hueRange[1]) {\n            return color;\n        }\n    }\n    throw Error('Color not found');\n}\nfunction randomWithin(range, seed) {\n    if (seed === undefined) {\n        return Math.floor(range[0] + Math.random() * (range[1] + 1 - range[0]));\n    }\n    // Seeded random algorithm from http://indiegamr.com/generate-repeatable-random-numbers-in-js/\n    var max = range[1] || 1;\n    var min = range[0] || 0;\n    seed = (seed * 9301 + 49297) % 233280;\n    var rnd = seed / 233280.0;\n    return Math.floor(min + rnd * (max - min));\n}\nfunction defineColor(bound) {\n    var sMin = bound.lowerBounds[0][0];\n    var sMax = bound.lowerBounds[bound.lowerBounds.length - 1][0];\n    var bMin = bound.lowerBounds[bound.lowerBounds.length - 1][1];\n    var bMax = bound.lowerBounds[0][1];\n    return {\n        name: bound.name,\n        hueRange: bound.hueRange,\n        lowerBounds: bound.lowerBounds,\n        saturationRange: [sMin, sMax],\n        brightnessRange: [bMin, bMax],\n    };\n}\n/**\n * @hidden\n */\nexport var bounds = [\n    {\n        name: 'monochrome',\n        hueRange: null,\n        lowerBounds: [\n            [0, 0],\n            [100, 0],\n        ],\n    },\n    {\n        name: 'red',\n        hueRange: [-26, 18],\n        lowerBounds: [\n            [20, 100],\n            [30, 92],\n            [40, 89],\n            [50, 85],\n            [60, 78],\n            [70, 70],\n            [80, 60],\n            [90, 55],\n            [100, 50],\n        ],\n    },\n    {\n        name: 'orange',\n        hueRange: [19, 46],\n        lowerBounds: [\n            [20, 100],\n            [30, 93],\n            [40, 88],\n            [50, 86],\n            [60, 85],\n            [70, 70],\n            [100, 70],\n        ],\n    },\n    {\n        name: 'yellow',\n        hueRange: [47, 62],\n        lowerBounds: [\n            [25, 100],\n            [40, 94],\n            [50, 89],\n            [60, 86],\n            [70, 84],\n            [80, 82],\n            [90, 80],\n            [100, 75],\n        ],\n    },\n    {\n        name: 'green',\n        hueRange: [63, 178],\n        lowerBounds: [\n            [30, 100],\n            [40, 90],\n            [50, 85],\n            [60, 81],\n            [70, 74],\n            [80, 64],\n            [90, 50],\n            [100, 40],\n        ],\n    },\n    {\n        name: 'blue',\n        hueRange: [179, 257],\n        lowerBounds: [\n            [20, 100],\n            [30, 86],\n            [40, 80],\n            [50, 74],\n            [60, 60],\n            [70, 52],\n            [80, 44],\n            [90, 39],\n            [100, 35],\n        ],\n    },\n    {\n        name: 'purple',\n        hueRange: [258, 282],\n        lowerBounds: [\n            [20, 100],\n            [30, 87],\n            [40, 79],\n            [50, 70],\n            [60, 65],\n            [70, 59],\n            [80, 52],\n            [90, 45],\n            [100, 42],\n        ],\n    },\n    {\n        name: 'pink',\n        hueRange: [283, 334],\n        lowerBounds: [\n            [20, 100],\n            [30, 90],\n            [40, 86],\n            [60, 84],\n            [80, 80],\n            [90, 75],\n            [100, 73],\n        ],\n    },\n];\n"]},"metadata":{},"sourceType":"module"}