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Code Editor : bootstrap-colorpicker.js

/*!
 * Bootstrap Colorpicker v2.5.1
 * https://itsjavi.com/bootstrap-colorpicker/
 *
 * Originally written by (c) 2012 Stefan Petre
 * Licensed under the Apache License v2.0
 * http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 */

this.fallbackFormat = fallbackFormat ? fallbackFormat : 'rgba';

this.hexNumberSignPrefix = hexNumberSignPrefix === true;

this.value = this.fallbackValue;

this.origFormat = null; // original string format

this.predefinedColors = predefinedColors ? predefinedColors : {};

// We don't want to share aliases across instances so we extend new object
    this.colors = $.extend({}, Color.webColors, this.predefinedColors);

if (val) {
      if (typeof val.h !== 'undefined') {
        this.value = val;
      } else {
        this.setColor(String(val));
      }
    }

if (!this.value) {
      // Initial value is always black if no arguments are passed or val is empty
      this.value = {
        h: 0,
        s: 0,
        b: 0,
        a: 1
      };
    }
  };

Color.webColors = { // 140 predefined colors from the HTML Colors spec
    "aliceblue": "f0f8ff",
    "antiquewhite": "faebd7",
    "aqua": "00ffff",
    "aquamarine": "7fffd4",
    "azure": "f0ffff",
    "beige": "f5f5dc",
    "bisque": "ffe4c4",
    "black": "000000",
    "blanchedalmond": "ffebcd",
    "blue": "0000ff",
    "blueviolet": "8a2be2",
    "brown": "a52a2a",
    "burlywood": "deb887",
    "cadetblue": "5f9ea0",
    "chartreuse": "7fff00",
    "chocolate": "d2691e",
    "coral": "ff7f50",
    "cornflowerblue": "6495ed",
    "cornsilk": "fff8dc",
    "crimson": "dc143c",
    "cyan": "00ffff",
    "darkblue": "00008b",
    "darkcyan": "008b8b",
    "darkgoldenrod": "b8860b",
    "darkgray": "a9a9a9",
    "darkgreen": "006400",
    "darkkhaki": "bdb76b",
    "darkmagenta": "8b008b",
    "darkolivegreen": "556b2f",
    "darkorange": "ff8c00",
    "darkorchid": "9932cc",
    "darkred": "8b0000",
    "darksalmon": "e9967a",
    "darkseagreen": "8fbc8f",
    "darkslateblue": "483d8b",
    "darkslategray": "2f4f4f",
    "darkturquoise": "00ced1",
    "darkviolet": "9400d3",
    "deeppink": "ff1493",
    "deepskyblue": "00bfff",
    "dimgray": "696969",
    "dodgerblue": "1e90ff",
    "firebrick": "b22222",
    "floralwhite": "fffaf0",
    "forestgreen": "228b22",
    "fuchsia": "ff00ff",
    "gainsboro": "dcdcdc",
    "ghostwhite": "f8f8ff",
    "gold": "ffd700",
    "goldenrod": "daa520",
    "gray": "808080",
    "green": "008000",
    "greenyellow": "adff2f",
    "honeydew": "f0fff0",
    "hotpink": "ff69b4",
    "indianred": "cd5c5c",
    "indigo": "4b0082",
    "ivory": "fffff0",
    "khaki": "f0e68c",
    "lavender": "e6e6fa",
    "lavenderblush": "fff0f5",
    "lawngreen": "7cfc00",
    "lemonchiffon": "fffacd",
    "lightblue": "add8e6",
    "lightcoral": "f08080",
    "lightcyan": "e0ffff",
    "lightgoldenrodyellow": "fafad2",
    "lightgrey": "d3d3d3",
    "lightgreen": "90ee90",
    "lightpink": "ffb6c1",
    "lightsalmon": "ffa07a",
    "lightseagreen": "20b2aa",
    "lightskyblue": "87cefa",
    "lightslategray": "778899",
    "lightsteelblue": "b0c4de",
    "lightyellow": "ffffe0",
    "lime": "00ff00",
    "limegreen": "32cd32",
    "linen": "faf0e6",
    "magenta": "ff00ff",
    "maroon": "800000",
    "mediumaquamarine": "66cdaa",
    "mediumblue": "0000cd",
    "mediumorchid": "ba55d3",
    "mediumpurple": "9370d8",
    "mediumseagreen": "3cb371",
    "mediumslateblue": "7b68ee",
    "mediumspringgreen": "00fa9a",
    "mediumturquoise": "48d1cc",
    "mediumvioletred": "c71585",
    "midnightblue": "191970",
    "mintcream": "f5fffa",
    "mistyrose": "ffe4e1",
    "moccasin": "ffe4b5",
    "navajowhite": "ffdead",
    "navy": "000080",
    "oldlace": "fdf5e6",
    "olive": "808000",
    "olivedrab": "6b8e23",
    "orange": "ffa500",
    "orangered": "ff4500",
    "orchid": "da70d6",
    "palegoldenrod": "eee8aa",
    "palegreen": "98fb98",
    "paleturquoise": "afeeee",
    "palevioletred": "d87093",
    "papayawhip": "ffefd5",
    "peachpuff": "ffdab9",
    "peru": "cd853f",
    "pink": "ffc0cb",
    "plum": "dda0dd",
    "powderblue": "b0e0e6",
    "purple": "800080",
    "red": "ff0000",
    "rosybrown": "bc8f8f",
    "royalblue": "4169e1",
    "saddlebrown": "8b4513",
    "salmon": "fa8072",
    "sandybrown": "f4a460",
    "seagreen": "2e8b57",
    "seashell": "fff5ee",
    "sienna": "a0522d",
    "silver": "c0c0c0",
    "skyblue": "87ceeb",
    "slateblue": "6a5acd",
    "slategray": "708090",
    "snow": "fffafa",
    "springgreen": "00ff7f",
    "steelblue": "4682b4",
    "tan": "d2b48c",
    "teal": "008080",
    "thistle": "d8bfd8",
    "tomato": "ff6347",
    "turquoise": "40e0d0",
    "violet": "ee82ee",
    "wheat": "f5deb3",
    "white": "ffffff",
    "whitesmoke": "f5f5f5",
    "yellow": "ffff00",
    "yellowgreen": "9acd32",
    "transparent": "transparent"
  };

Color.prototype = {
    constructor: Color,
    colors: {}, // merged web and predefined colors
    predefinedColors: {},
    /**
     * @return {Object}
     */
    getValue: function() {
      return this.value;
    },
    /**
     * @param {Object} val
     */
    setValue: function(val) {
      this.value = val;
    },
    _sanitizeNumber: function(val) {
      if (typeof val === 'number') {
        return val;
      }
      if (isNaN(val) || (val === null) || (val === '') || (val === undefined)) {
        return 1;
      }
      if (val === '') {
        return 0;
      }
      if (typeof val.toLowerCase !== 'undefined') {
        if (val.match(/^\./)) {
          val = "0" + val;
        }
        return Math.ceil(parseFloat(val) * 100) / 100;
      }
      return 1;
    },
    isTransparent: function(strVal) {
      if (!strVal || !(typeof strVal === 'string' || strVal instanceof String)) {
        return false;
      }
      strVal = strVal.toLowerCase().trim();
      return (strVal === 'transparent') || (strVal.match(/#?00000000/)) || (strVal.match(/(rgba|hsla)$0,0,0,0?\.?0$/));
    },
    rgbaIsTransparent: function(rgba) {
      return ((rgba.r === 0) && (rgba.g === 0) && (rgba.b === 0) && (rgba.a === 0));
    },
    // parse a string to HSB
    /**
     * @protected
     * @param {String} strVal
     * @returns {boolean} Returns true if it could be parsed, false otherwise
     */
    setColor: function(strVal) {
      strVal = strVal.toLowerCase().trim();
      if (strVal) {
        if (this.isTransparent(strVal)) {
          this.value = {
            h: 0,
            s: 0,
            b: 0,
            a: 0
          };
          return true;
        } else {
          var parsedColor = this.parse(strVal);
          if (parsedColor) {
            this.value = this.value = {
              h: parsedColor.h,
              s: parsedColor.s,
              b: parsedColor.b,
              a: parsedColor.a
            };
            if (!this.origFormat) {
              this.origFormat = parsedColor.format;
            }
          } else if (this.fallbackValue) {
            // if parser fails, defaults to fallbackValue if defined, otherwise the value won't be changed
            this.value = this.fallbackValue;
          }
        }
      }
      return false;
    },
    setHue: function(h) {
      this.value.h = 1 - h;
    },
    setSaturation: function(s) {
      this.value.s = s;
    },
    setBrightness: function(b) {
      this.value.b = 1 - b;
    },
    setAlpha: function(a) {
      this.value.a = Math.round((parseInt((1 - a) * 100, 10) / 100) * 100) / 100;
    },
    toRGB: function(h, s, b, a) {
      if (arguments.length === 0) {
        h = this.value.h;
        s = this.value.s;
        b = this.value.b;
        a = this.value.a;
      }

h *= 360;
      var R, G, B, X, C;
      h = (h % 360) / 60;
      C = b * s;
      X = C * (1 - Math.abs(h % 2 - 1));
      R = G = B = b - C;

h = ~~h;
      R += [C, X, 0, 0, X, C][h];
      G += [X, C, C, X, 0, 0][h];
      B += [0, 0, X, C, C, X][h];

return {
        r: Math.round(R * 255),
        g: Math.round(G * 255),
        b: Math.round(B * 255),
        a: a
      };
    },
    toHex: function(h, s, b, a) {
      if (arguments.length === 0) {
        h = this.value.h;
        s = this.value.s;
        b = this.value.b;
        a = this.value.a;
      }

var rgb = this.toRGB(h, s, b, a);

if (this.rgbaIsTransparent(rgb)) {
        return 'transparent';
      }

var hexStr = (this.hexNumberSignPrefix ? '#' : '') + (
          (1 << 24) +
          (parseInt(rgb.r) << 16) +
          (parseInt(rgb.g) << 8) +
          parseInt(rgb.b))
        .toString(16)
        .slice(1);

return hexStr;
    },
    toHSL: function(h, s, b, a) {
      if (arguments.length === 0) {
        h = this.value.h;
        s = this.value.s;
        b = this.value.b;
        a = this.value.a;
      }

// support predef. colors in non-hex format too, as defined in the alias itself
      var original = this.origFormat === 'alias' ? rgb : this.toString(this.origFormat, false);

for (var alias in this.colors) {
        c = this.colors[alias].toLowerCase().trim();
        if ((c === rgb) || (c === original)) {
          return alias;
        }
      }
      return false;
    },
    RGBtoHSB: function(r, g, b, a) {
      r /= 255;
      g /= 255;
      b /= 255;

var H, S, V, C;
      V = Math.max(r, g, b);
      C = V - Math.min(r, g, b);
      H = (C === 0 ? null :
        V === r ? (g - b) / C :
        V === g ? (b - r) / C + 2 :
        (r - g) / C + 4
      );
      H = ((H + 360) % 6) * 60 / 360;
      S = C === 0 ? 0 : C / V;
      return {
        h: this._sanitizeNumber(H),
        s: S,
        b: V,
        a: this._sanitizeNumber(a)
      };
    },
    HueToRGB: function(p, q, h) {
      if (h < 0) {
        h += 1;
      } else if (h > 1) {
        h -= 1;
      }
      if ((h * 6) < 1) {
        return p + (q - p) * h * 6;
      } else if ((h * 2) < 1) {
        return q;
      } else if ((h * 3) < 2) {
        return p + (q - p) * ((2 / 3) - h) * 6;
      } else {
        return p;
      }
    },
    HSLtoRGB: function(h, s, l, a) {
      if (s < 0) {
        s = 0;
      }
      var q;
      if (l <= 0.5) {
        q = l * (1 + s);
      } else {
        q = l + s - (l * s);
      }

var p = 2 * l - q;

var tr = h + (1 / 3);
      var tg = h;
      var tb = h - (1 / 3);

var that = this,
        result = false,
        isAlias = (typeof this.colors[strVal] !== 'undefined'),
        values, format;

if (isAlias) {
        strVal = this.colors[strVal].toLowerCase().trim();
      }

$.each(this.stringParsers, function(i, parser) {
        var match = parser.re.exec(strVal);
        values = match && parser.parse.apply(that, [match]);
        if (values) {
          result = {};
          format = (isAlias ? 'alias' : (parser.format ? parser.format : that.getValidFallbackFormat()));
          if (format.match(/hsla?/)) {
            result = that.RGBtoHSB.apply(that, that.HSLtoRGB.apply(that, values));
          } else {
            result = that.RGBtoHSB.apply(that, values);
          }
          if (result instanceof Object) {
            result.format = format;
          }
          return false; // stop iterating
        }
        return true;
      });
      return result;
    },
    getValidFallbackFormat: function() {
      var formats = [
        'rgba', 'rgb', 'hex', 'hsla', 'hsl'
      ];
      if (this.origFormat && (formats.indexOf(this.origFormat) !== -1)) {
        return this.origFormat;
      }
      if (this.fallbackFormat && (formats.indexOf(this.fallbackFormat) !== -1)) {
        return this.fallbackFormat;
      }

return 'rgba'; // By default, return a format that will not lose the alpha info
    },
    /**
     *
     * @param {string} [format] (default: rgba)
     * @param {boolean} [translateAlias] Return real color for pre-defined (non-standard) aliases (default: false)
     * @returns {String}
     */
    toString: function(format, translateAlias) {
      format = format || this.origFormat || this.fallbackFormat;
      translateAlias = translateAlias || false;

var c = false;

switch (format) {
        case 'rgb':
          {
            c = this.toRGB();
            if (this.rgbaIsTransparent(c)) {
              return 'transparent';
            }
            return 'rgb(' + c.r + ',' + c.g + ',' + c.b + ')';
          }
          break;
        case 'rgba':
          {
            c = this.toRGB();
            return 'rgba(' + c.r + ',' + c.g + ',' + c.b + ',' + c.a + ')';
          }
          break;
        case 'hsl':
          {
            c = this.toHSL();
            return 'hsl(' + Math.round(c.h * 360) + ',' + Math.round(c.s * 100) + '%,' + Math.round(c.l * 100) + '%)';
          }
          break;
        case 'hsla':
          {
            c = this.toHSL();
            return 'hsla(' + Math.round(c.h * 360) + ',' + Math.round(c.s * 100) + '%,' + Math.round(c.l * 100) + '%,' + c.a + ')';
          }
          break;
        case 'hex':
          {
            return this.toHex();
          }
          break;
        case 'alias':
          {
            c = this.toAlias();

if (c === false) {
              return this.toString(this.getValidFallbackFormat());
            }

if (translateAlias && !(c in Color.webColors) && (c in this.predefinedColors)) {
              return this.predefinedColors[c];
            }

return c;
          }
        default:
          {
            return c;
          }
          break;
      }
    },
    // a set of RE's that can match strings and generate color tuples.
    // from John Resig color plugin
    // https://github.com/jquery/jquery-color/
    stringParsers: [{
      re: /rgb$\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*?$/,
      format: 'rgb',
      parse: function(execResult) {
        return [
          execResult[1],
          execResult[2],
          execResult[3],
          1
        ];
      }
    }, {
      re: /rgb$\s*(\d*(?:\.\d+)?)\%\s*,\s*(\d*(?:\.\d+)?)\%\s*,\s*(\d*(?:\.\d+)?)\%\s*?$/,
      format: 'rgb',
      parse: function(execResult) {
        return [
          2.55 * execResult[1],
          2.55 * execResult[2],
          2.55 * execResult[3],
          1
        ];
      }
    }, {
      re: /rgba$\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*(?:,\s*(\d*(?:\.\d+)?)\s*)?$/,
      format: 'rgba',
      parse: function(execResult) {
        return [
          execResult[1],
          execResult[2],
          execResult[3],
          execResult[4]
        ];
      }
    }, {
      re: /rgba$\s*(\d*(?:\.\d+)?)\%\s*,\s*(\d*(?:\.\d+)?)\%\s*,\s*(\d*(?:\.\d+)?)\%\s*(?:,\s*(\d*(?:\.\d+)?)\s*)?$/,
      format: 'rgba',
      parse: function(execResult) {
        return [
          2.55 * execResult[1],
          2.55 * execResult[2],
          2.55 * execResult[3],
          execResult[4]
        ];
      }
    }, {
      re: /hsl$\s*(\d*(?:\.\d+)?)\s*,\s*(\d*(?:\.\d+)?)\%\s*,\s*(\d*(?:\.\d+)?)\%\s*?$/,
      format: 'hsl',
      parse: function(execResult) {
        return [
          execResult[1] / 360,
          execResult[2] / 100,
          execResult[3] / 100,
          execResult[4]
        ];
      }
    }, {
      re: /hsla$\s*(\d*(?:\.\d+)?)\s*,\s*(\d*(?:\.\d+)?)\%\s*,\s*(\d*(?:\.\d+)?)\%\s*(?:,\s*(\d*(?:\.\d+)?)\s*)?$/,
      format: 'hsla',
      parse: function(execResult) {
        return [
          execResult[1] / 360,
          execResult[2] / 100,
          execResult[3] / 100,
          execResult[4]
        ];
      }
    }, {
      re: /#?([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/,
      format: 'hex',
      parse: function(execResult) {
        return [
          parseInt(execResult[1], 16),
          parseInt(execResult[2], 16),
          parseInt(execResult[3], 16),
          1
        ];
      }
    }, {
      re: /#?([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/,
      format: 'hex',
      parse: function(execResult) {
        return [
          parseInt(execResult[1] + execResult[1], 16),
          parseInt(execResult[2] + execResult[2], 16),
          parseInt(execResult[3] + execResult[3], 16),
          1
        ];
      }
    }],
    colorNameToHex: function(name) {
      if (typeof this.colors[name.toLowerCase()] !== 'undefined') {
        return this.colors[name.toLowerCase()];
      }
      return false;
    }
  };

/*
   * Default plugin options
   */
  var defaults = {
    horizontal: false, // horizontal mode layout ?
    inline: false, //forces to show the colorpicker as an inline element
    color: false, //forces a color
    format: false, //forces a format
    input: 'input', // children input selector
    container: false, // container selector
    component: '.add-on, .input-group-addon', // children component selector
    fallbackColor: false, // fallback color value. null = keeps current color.
    fallbackFormat: 'hex', // fallback color format
    hexNumberSignPrefix: true, // put a '#' (number sign) before hex strings
    sliders: {
      saturation: {
        maxLeft: 100,
        maxTop: 100,
        callLeft: 'setSaturation',
        callTop: 'setBrightness'
      },
      hue: {
        maxLeft: 0,
        maxTop: 100,
        callLeft: false,
        callTop: 'setHue'
      },
      alpha: {
        maxLeft: 0,
        maxTop: 100,
        callLeft: false,
        callTop: 'setAlpha'
      }
    },
    slidersHorz: {
      saturation: {
        maxLeft: 100,
        maxTop: 100,
        callLeft: 'setSaturation',
        callTop: 'setBrightness'
      },
      hue: {
        maxLeft: 100,
        maxTop: 0,
        callLeft: 'setHue',
        callTop: false
      },
      alpha: {
        maxLeft: 100,
        maxTop: 0,
        callLeft: 'setAlpha',
        callTop: false
      }
    },
    template: '<div class="colorpicker dropdown-menu">' +
      '<div class="colorpicker-saturation"><i><b></b></i></div>' +
      '<div class="colorpicker-hue"><i></i></div>' +
      '<div class="colorpicker-alpha"><i></i></div>' +
      '<div class="colorpicker-color"><div /></div>' +
      '<div class="colorpicker-selectors"></div>' +
      '</div>',
    align: 'right',
    customClass: null, // custom class added to the colorpicker element
    colorSelectors: null // custom color aliases
  };

/**
   * Colorpicker component class
   *
   * @param {Object|String} element
   * @param {Object} options
   * @constructor
   */
  var Colorpicker = function(element, options) {
    this.element = $(element).addClass('colorpicker-element');
    this.options = $.extend(true, {}, defaults, this.element.data(), options);
    this.component = this.options.component;
    this.component = (this.component !== false) ? this.element.find(this.component) : false;
    if (this.component && (this.component.length === 0)) {
      this.component = false;
    }
    this.container = (this.options.container === true) ? this.element : this.options.container;
    this.container = (this.container !== false) ? $(this.container) : false;

// Is the element an input? Should we search inside for any input?
    this.input = this.element.is('input') ? this.element : (this.options.input ?
      this.element.find(this.options.input) : false);
    if (this.input && (this.input.length === 0)) {
      this.input = false;
    }
    // Set HSB color
    this.color = this.createColor(this.options.color !== false ? this.options.color : this.getValue());

this.format = this.options.format !== false ? this.options.format : this.color.origFormat;

if (this.options.color !== false) {
      this.updateInput(this.color);
      this.updateData(this.color);
    }

// Setup picker
    var $picker = this.picker = $(this.options.template);
    if (this.options.customClass) {
      $picker.addClass(this.options.customClass);
    }
    if (this.options.inline) {
      $picker.addClass('colorpicker-inline colorpicker-visible');
    } else {
      $picker.addClass('colorpicker-hidden');
    }
    if (this.options.horizontal) {
      $picker.addClass('colorpicker-horizontal');
    }
    if (
      (['rgba', 'hsla', 'alias'].indexOf(this.format) !== -1) ||
      this.options.format === false ||
      this.getValue() === 'transparent'
    ) {
      $picker.addClass('colorpicker-with-alpha');
    }
    if (this.options.align === 'right') {
      $picker.addClass('colorpicker-right');
    }
    if (this.options.inline === true) {
      $picker.addClass('colorpicker-no-arrow');
    }
    if (this.options.colorSelectors) {
      var colorpicker = this,
        selectorsContainer = colorpicker.picker.find('.colorpicker-selectors');

if (selectorsContainer.length > 0) {
        $.each(this.options.colorSelectors, function(name, color) {
          var $btn = $('<i />')
            .addClass('colorpicker-selectors-color')
            .css('background-color', color)
            .data('class', name).data('alias', name);

$btn.on('mousedown.colorpicker touchstart.colorpicker', function(event) {
            event.preventDefault();
            colorpicker.setValue(
              colorpicker.format === 'alias' ? $(this).data('alias') : $(this).css('background-color')
            );
          });
          selectorsContainer.append($btn);
        });
        selectorsContainer.show().addClass('colorpicker-visible');
      }
    }

// Prevent closing the colorpicker when clicking on itself
    $picker.on('mousedown.colorpicker touchstart.colorpicker', $.proxy(function(e) {
      if (e.target === e.currentTarget) {
        e.preventDefault();
      }
    }, this));

// Bind click/tap events on the sliders
    $picker.find('.colorpicker-saturation, .colorpicker-hue, .colorpicker-alpha')
      .on('mousedown.colorpicker touchstart.colorpicker', $.proxy(this.mousedown, this));

$picker.appendTo(this.container ? this.container : $('body'));

// Bind other events
    if (this.input !== false) {
      this.input.on({
        'keyup.colorpicker': $.proxy(this.keyup, this)
      });
      this.input.on({
        'change.colorpicker': $.proxy(this.change, this)
      });
      if (this.component === false) {
        this.element.on({
          'focus.colorpicker': $.proxy(this.show, this)
        });
      }
      if (this.options.inline === false) {
        this.element.on({
          'focusout.colorpicker': $.proxy(this.hide, this)
        });
      }
    }

if (this.component !== false) {
      this.component.on({
        'click.colorpicker': $.proxy(this.show, this)
      });
    }

if ((this.input === false) && (this.component === false)) {
      this.element.on({
        'click.colorpicker': $.proxy(this.show, this)
      });
    }

// for HTML5 input[type='color']
    if ((this.input !== false) && (this.component !== false) && (this.input.attr('type') === 'color')) {

this.input.on({
        'click.colorpicker': $.proxy(this.show, this),
        'focus.colorpicker': $.proxy(this.show, this)
      });
    }
    this.update();

$($.proxy(function() {
      this.element.trigger('create');
    }, this));
  };

Colorpicker.Color = Color;

Colorpicker.prototype = {
    constructor: Colorpicker,
    destroy: function() {
      this.picker.remove();
      this.element.removeData('colorpicker', 'color').off('.colorpicker');
      if (this.input !== false) {
        this.input.off('.colorpicker');
      }
      if (this.component !== false) {
        this.component.off('.colorpicker');
      }
      this.element.removeClass('colorpicker-element');
      this.element.trigger({
        type: 'destroy'
      });
    },
    reposition: function() {
      if (this.options.inline !== false || this.options.container) {
        return false;
      }
      var type = this.container && this.container[0] !== window.document.body ? 'position' : 'offset';
      var element = this.component || this.element;
      var offset = element[type]();
      if (this.options.align === 'right') {
        offset.left -= this.picker.outerWidth() - element.outerWidth();
      }
      this.picker.css({
        top: offset.top + element.outerHeight(),
        left: offset.left
      });
    },
    show: function(e) {
      if (this.isDisabled()) {
        // Don't show the widget if it's disabled (the input)
        return;
      }
      this.picker.addClass('colorpicker-visible').removeClass('colorpicker-hidden');
      this.reposition();
      $(window).on('resize.colorpicker', $.proxy(this.reposition, this));
      if (e && (!this.hasInput() || this.input.attr('type') === 'color')) {
        if (e.stopPropagation && e.preventDefault) {
          e.stopPropagation();
          e.preventDefault();
        }
      }
      if ((this.component || !this.input) && (this.options.inline === false)) {
        $(window.document).on({
          'mousedown.colorpicker': $.proxy(this.hide, this)
        });
      }
      this.element.trigger({
        type: 'showPicker',
        color: this.color
      });
    },
    hide: function(e) {
      if ((typeof e !== 'undefined') && e.target) {
        // Prevent hide if triggered by an event and an element inside the colorpicker has been clicked/touched
        if (
          $(e.currentTarget).parents('.colorpicker').length > 0 ||
          $(e.target).parents('.colorpicker').length > 0
        ) {
          return false;
        }
      }
      this.picker.addClass('colorpicker-hidden').removeClass('colorpicker-visible');
      $(window).off('resize.colorpicker', this.reposition);
      $(window.document).off({
        'mousedown.colorpicker': this.hide
      });
      this.update();
      this.element.trigger({
        type: 'hidePicker',
        color: this.color
      });
    },
    updateData: function(val) {
      val = val || this.color.toString(this.format, false);
      this.element.data('color', val);
      return val;
    },
    updateInput: function(val) {
      val = val || this.color.toString(this.format, false);
      if (this.input !== false) {
        this.input.prop('value', val);
        this.input.trigger('change');
      }
      return val;
    },
    updatePicker: function(val) {
      if (typeof val !== 'undefined') {
        this.color = this.createColor(val);
      }
      var sl = (this.options.horizontal === false) ? this.options.sliders : this.options.slidersHorz;
      var icns = this.picker.find('i');
      if (icns.length === 0) {
        return;
      }
      if (this.options.horizontal === false) {
        sl = this.options.sliders;
        icns.eq(1).css('top', sl.hue.maxTop * (1 - this.color.value.h)).end()
          .eq(2).css('top', sl.alpha.maxTop * (1 - this.color.value.a));
      } else {
        sl = this.options.slidersHorz;
        icns.eq(1).css('left', sl.hue.maxLeft * (1 - this.color.value.h)).end()
          .eq(2).css('left', sl.alpha.maxLeft * (1 - this.color.value.a));
      }
      icns.eq(0).css({
        'top': sl.saturation.maxTop - this.color.value.b * sl.saturation.maxTop,
        'left': this.color.value.s * sl.saturation.maxLeft
      });

this.picker.find('.colorpicker-saturation')
        .css('backgroundColor', (this.options.hexNumberSignPrefix ? '' : '#') + this.color.toHex(this.color.value.h, 1, 1, 1));

this.picker.find('.colorpicker-alpha')
        .css('backgroundColor', (this.options.hexNumberSignPrefix ? '' : '#') + this.color.toHex());

this.picker.find('.colorpicker-color, .colorpicker-color div')
        .css('backgroundColor', this.color.toString(this.format, true));

return val;
    },
    updateComponent: function(val) {
      var color;

if (typeof val !== 'undefined') {
        color = this.createColor(val);
      } else {
        color = this.color;
      }

if (this.component !== false) {
        var icn = this.component.find('i').eq(0);
        if (icn.length > 0) {
          icn.css({
            'backgroundColor': color.toString(this.format, true)
          });
        } else {
          this.component.css({
            'backgroundColor': color.toString(this.format, true)
          });
        }
      }

return color.toString(this.format, false);
    },
    update: function(force) {
      var val;
      if ((this.getValue(false) !== false) || (force === true)) {
        // Update input/data only if the current value is not empty
        val = this.updateComponent();
        this.updateInput(val);
        this.updateData(val);
        this.updatePicker(); // only update picker if value is not empty
      }
      return val;

},
    setValue: function(val) { // set color manually
      this.color = this.createColor(val);
      this.update(true);
      this.element.trigger({
        type: 'changeColor',
        color: this.color,
        value: val
      });
    },
    /**
     * Creates a new color using the instance options
     * @protected
     * @param {String} val
     * @returns {Color}
     */
    createColor: function(val) {
      return new Color(
        val ? val : null,
        this.options.colorSelectors,
        this.options.fallbackColor ? this.options.fallbackColor : this.color,
        this.options.fallbackFormat,
        this.options.hexNumberSignPrefix
      );
    },
    getValue: function(defaultValue) {
      defaultValue = (typeof defaultValue === 'undefined') ? this.options.fallbackColor : defaultValue;
      var val;
      if (this.hasInput()) {
        val = this.input.val();
      } else {
        val = this.element.data('color');
      }
      if ((val === undefined) || (val === '') || (val === null)) {
        // if not defined or empty, return default
        val = defaultValue;
      }
      return val;
    },
    hasInput: function() {
      return (this.input !== false);
    },
    isDisabled: function() {
      if (this.hasInput()) {
        return (this.input.prop('disabled') === true);
      }
      return false;
    },
    disable: function() {
      if (this.hasInput()) {
        this.input.prop('disabled', true);
        this.element.trigger({
          type: 'disable',
          color: this.color,
          value: this.getValue()
        });
        return true;
      }
      return false;
    },
    enable: function() {
      if (this.hasInput()) {
        this.input.prop('disabled', false);
        this.element.trigger({
          type: 'enable',
          color: this.color,
          value: this.getValue()
        });
        return true;
      }
      return false;
    },
    currentSlider: null,
    mousePointer: {
      left: 0,
      top: 0
    },
    mousedown: function(e) {
      if (!e.pageX && !e.pageY && e.originalEvent && e.originalEvent.touches) {
        e.pageX = e.originalEvent.touches[0].pageX;
        e.pageY = e.originalEvent.touches[0].pageY;
      }
      e.stopPropagation();
      e.preventDefault();

var target = $(e.target);

//detect the slider and set the limits and callbacks
      var zone = target.closest('div');
      var sl = this.options.horizontal ? this.options.slidersHorz : this.options.sliders;
      if (!zone.is('.colorpicker')) {
        if (zone.is('.colorpicker-saturation')) {
          this.currentSlider = $.extend({}, sl.saturation);
        } else if (zone.is('.colorpicker-hue')) {
          this.currentSlider = $.extend({}, sl.hue);
        } else if (zone.is('.colorpicker-alpha')) {
          this.currentSlider = $.extend({}, sl.alpha);
        } else {
          return false;
        }
        var offset = zone.offset();
        //reference to guide's style
        this.currentSlider.guide = zone.find('i')[0].style;
        this.currentSlider.left = e.pageX - offset.left;
        this.currentSlider.top = e.pageY - offset.top;
        this.mousePointer = {
          left: e.pageX,
          top: e.pageY
        };
        //trigger mousemove to move the guide to the current position
        $(window.document).on({
          'mousemove.colorpicker': $.proxy(this.mousemove, this),
          'touchmove.colorpicker': $.proxy(this.mousemove, this),
          'mouseup.colorpicker': $.proxy(this.mouseup, this),
          'touchend.colorpicker': $.proxy(this.mouseup, this)
        }).trigger('mousemove');
      }
      return false;
    },
    mousemove: function(e) {
      if (!e.pageX && !e.pageY && e.originalEvent && e.originalEvent.touches) {
        e.pageX = e.originalEvent.touches[0].pageX;
        e.pageY = e.originalEvent.touches[0].pageY;
      }
      e.stopPropagation();
      e.preventDefault();
      var left = Math.max(
        0,
        Math.min(
          this.currentSlider.maxLeft,
          this.currentSlider.left + ((e.pageX || this.mousePointer.left) - this.mousePointer.left)
        )
      );
      var top = Math.max(
        0,
        Math.min(
          this.currentSlider.maxTop,
          this.currentSlider.top + ((e.pageY || this.mousePointer.top) - this.mousePointer.top)
        )
      );
      this.currentSlider.guide.left = left + 'px';
      this.currentSlider.guide.top = top + 'px';
      if (this.currentSlider.callLeft) {
        this.color[this.currentSlider.callLeft].call(this.color, left / this.currentSlider.maxLeft);
      }
      if (this.currentSlider.callTop) {
        this.color[this.currentSlider.callTop].call(this.color, top / this.currentSlider.maxTop);
      }
      // Change format dynamically
      // Only occurs if user choose the dynamic format by
      // setting option format to false
      if (
        this.options.format === false &&
        (this.currentSlider.callTop === 'setAlpha' ||
          this.currentSlider.callLeft === 'setAlpha')
      ) {

// Converting from hex / rgb to rgba
        if (this.color.value.a !== 1) {
          this.format = 'rgba';
          this.color.origFormat = 'rgba';
        }

// Converting from rgba to hex
        else {
          this.format = 'hex';
          this.color.origFormat = 'hex';
        }
      }
      this.update(true);

this.element.trigger({
        type: 'changeColor',
        color: this.color
      });
      return false;
    },
    mouseup: function(e) {
      e.stopPropagation();
      e.preventDefault();
      $(window.document).off({
        'mousemove.colorpicker': this.mousemove,
        'touchmove.colorpicker': this.mousemove,
        'mouseup.colorpicker': this.mouseup,
        'touchend.colorpicker': this.mouseup
      });
      return false;
    },
    change: function(e) {
      this.keyup(e);
    },
    keyup: function(e) {
      if ((e.keyCode === 38)) {
        if (this.color.value.a < 1) {
          this.color.value.a = Math.round((this.color.value.a + 0.01) * 100) / 100;
        }
        this.update(true);
      } else if ((e.keyCode === 40)) {
        if (this.color.value.a > 0) {
          this.color.value.a = Math.round((this.color.value.a - 0.01) * 100) / 100;
        }
        this.update(true);
      } else {
        this.color = this.createColor(this.input.val());
        // Change format dynamically
        // Only occurs if user choose the dynamic format by
        // setting option format to false
        if (this.color.origFormat && this.options.format === false) {
          this.format = this.color.origFormat;
        }
        if (this.getValue(false) !== false) {
          this.updateData();
          this.updateComponent();
          this.updatePicker();
        }
      }
      this.element.trigger({
        type: 'changeColor',
        color: this.color,
        value: this.input.val()
      });
    }
  };

$.colorpicker = Colorpicker;

$.fn.colorpicker = function(option) {
    var apiArgs = Array.prototype.slice.call(arguments, 1),
      isSingleElement = (this.length === 1),
      returnValue = null;

var $jq = this.each(function() {
      var $this = $(this),
        inst = $this.data('colorpicker'),
        options = ((typeof option === 'object') ? option : {});

if (!inst) {
        inst = new Colorpicker(this, options);
        $this.data('colorpicker', inst);
      }

if (typeof option === 'string') {
        if ($.isFunction(inst[option])) {
          returnValue = inst[option].apply(inst, apiArgs);
        } else { // its a property ?
          if (apiArgs.length) {
            // set property
            inst[option] = apiArgs[0];
          }
          returnValue = inst[option];
        }
      } else {
        returnValue = $this;
      }
    });
    return isSingleElement ? returnValue : $jq;
  };

$.fn.colorpicker.constructor = Colorpicker;

}));

${this.title}

Code Editor : bootstrap-colorpicker.js