/*!
* Bootstrap Colorpicker
* http://mjolnic.github.io/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
*
* @todo Update DOCS
*/
(function(factory) {
"use strict";
if (typeof define === 'function' && define.amd) {
define(['jquery'], factory);
} else if (window.jQuery && !window.jQuery.fn.colorpicker) {
factory(window.jQuery);
}
}
(function($) {
'use strict';
// Color object
var Color = function(val) {
this.value = {
h: 0,
s: 0,
b: 0,
a: 1
};
this.origFormat = null; // original string format
if (val) {
if (val.toLowerCase !== undefined) {
// cast to string
val = val + '';
this.setColor(val);
} else if (val.h !== undefined) {
this.value = val;
}
}
};
Color.prototype = {
constructor: Color,
// 140 predefined colors from the HTML Colors spec
colors: {
"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"
},
_sanitizeNumber: function(val) {
if (typeof val === 'number') {
return val;
}
if (isNaN(val) || (val === null) || (val === '') || (val === undefined)) {
return 1;
}
if (val.toLowerCase !== undefined) {
return parseFloat(val);
}
return 1;
},
isTransparent: function(strVal) {
if (!strVal) {
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
setColor: function(strVal) {
strVal = strVal.toLowerCase().trim();
if (strVal) {
if (this.isTransparent(strVal)) {
this.value = {
h: 0,
s: 0,
b: 0,
a: 0
}
} else {
this.value = this.stringToHSB(strVal) || {
h: 0,
s: 0,
b: 0,
a: 1
}; // if parser fails, defaults to black
}
}
},
stringToHSB: function(strVal) {
strVal = strVal.toLowerCase();
var that = this,
result = false;
$.each(this.stringParsers, function(i, parser) {
var match = parser.re.exec(strVal),
values = match && parser.parse.apply(that, [match]),
format = parser.format || 'rgba';
if (values) {
if (format.match(/hsla?/)) {
result = that.RGBtoHSB.apply(that, that.HSLtoRGB.apply(that, values));
} else {
result = that.RGBtoHSB.apply(that, values);
}
that.origFormat = format;
return false;
}
return true;
});
return result;
},
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 = parseInt((1 - a) * 100, 10) / 100;
},
toRGB: function(h, s, b, a) {
if (!h) {
h = this.value.h;
s = this.value.s;
b = this.value.b;
}
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 || this.value.a
};
},
toHex: function(h, s, b, a) {
var rgb = this.toRGB(h, s, b, a);
if (this.rgbaIsTransparent(rgb)) {
return 'transparent';
}
return '#' + ((1 << 24) | (parseInt(rgb.r) << 16) | (parseInt(rgb.g) << 8) | parseInt(rgb.b)).toString(16).substr(1);
},
toHSL: function(h, s, b, a) {
h = h || this.value.h;
s = s || this.value.s;
b = b || this.value.b;
a = a || this.value.a;
var H = h,
L = (2 - s) * b,
S = s * b;
if (L > 0 && L <= 1) {
S /= L;
} else {
S /= 2 - L;
}
L /= 2;
if (S > 1) {
S = 1;
}
return {
h: isNaN(H) ? 0 : H,
s: isNaN(S) ? 0 : S,
l: isNaN(L) ? 0 : L,
a: isNaN(a) ? 0 : a
};
},
toAlias: function(r, g, b, a) {
var rgb = this.toHex(r, g, b, a);
for (var alias in this.colors) {
if (this.colors[alias] == rgb) {
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 r = Math.round(this.HueToRGB(p, q, tr) * 255);
var g = Math.round(this.HueToRGB(p, q, tg) * 255);
var b = Math.round(this.HueToRGB(p, q, tb) * 255);
return [r, g, b, this._sanitizeNumber(a)];
},
toString: function(format) {
format = format || 'rgba';
switch (format) {
case 'rgb':
{
var rgb = this.toRGB();
if (this.rgbaIsTransparent(rgb)) {
return 'transparent';
}
return 'rgb(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ')';
}
break;
case 'rgba':
{
var rgb = this.toRGB();
return 'rgba(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ',' + rgb.a + ')';
}
break;
case 'hsl':
{
var hsl = this.toHSL();
return 'hsl(' + Math.round(hsl.h * 360) + ',' + Math.round(hsl.s * 100) + '%,' + Math.round(hsl.l * 100) + '%)';
}
break;
case 'hsla':
{
var hsl = this.toHSL();
return 'hsla(' + Math.round(hsl.h * 360) + ',' + Math.round(hsl.s * 100) + '%,' + Math.round(hsl.l * 100) + '%,' + hsl.a + ')';
}
break;
case 'hex':
{
return this.toHex();
}
break;
case 'alias':
return this.toAlias() || this.toHex();
default:
{
return false;
}
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
];
}
}, {
//predefined color name
re: /^([a-z]{3,})$/,
format: 'alias',
parse: function(execResult) {
var hexval = this.colorNameToHex(execResult[0]) || '#000000';
var match = this.stringParsers[6].re.exec(hexval),
values = match && this.stringParsers[6].parse.apply(this, [match]);
return values;
}
}],
colorNameToHex: function(name) {
if (typeof this.colors[name.toLowerCase()] !== 'undefined') {
return this.colors[name.toLowerCase()];
}
return false;
}
};
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
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>'
};
var Colorpicker = function(element, options) {
this.element = $(element).addClass('colorpicker-element');
this.options = $.extend({}, 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 = new Color(this.options.color !== false ? this.options.color : this.getValue());
this.format = this.options.format !== false ? this.options.format : this.color.origFormat;
// Setup picker
this.picker = $(this.options.template);
if (this.options.inline) {
this.picker.addClass('colorpicker-inline colorpicker-visible');
} else {
this.picker.addClass('colorpicker-hidden');
}
if (this.options.horizontal) {
this.picker.addClass('colorpicker-horizontal');
}
if (this.format === 'rgba' || this.format === 'hsla') {
this.picker.addClass('colorpicker-with-alpha');
}
if (this.options.align === 'right') {
this.picker.addClass('colorpicker-right');
}
this.picker.on('mousedown.colorpicker touchstart.colorpicker', $.proxy(this.mousedown, this));
this.picker.appendTo(this.container ? this.container : $('body'));
// Bind events
if (this.input !== false) {
this.input.on({
'keyup.colorpicker': $.proxy(this.keyup, 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').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] !== 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()) {
return false;
}
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.options.inline === false) {
$(window.document).on({
'mousedown.colorpicker': $.proxy(this.hide, this)
});
}
this.element.trigger({
type: 'showPicker',
color: this.color
});
},
hide: function() {
this.picker.addClass('colorpicker-hidden').removeClass('colorpicker-visible');
$(window).off('resize.colorpicker', this.reposition);
$(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);
this.element.data('color', val);
return val;
},
updateInput: function(val) {
val = val || this.color.toString(this.format);
if (this.input !== false) {
this.input.prop('value', val);
}
return val;
},
updatePicker: function(val) {
if (val !== undefined) {
this.color = new Color(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.color.toHex(this.color.value.h, 1, 1, 1));
this.picker.find('.colorpicker-alpha').css('backgroundColor', this.color.toHex());
this.picker.find('.colorpicker-color, .colorpicker-color div').css('backgroundColor', this.color.toString(this.format));
return val;
},
updateComponent: function(val) {
val = val || this.color.toString(this.format);
if (this.component !== false) {
var icn = this.component.find('i').eq(0);
if (icn.length > 0) {
icn.css({
'backgroundColor': val
});
} else {
this.component.css({
'backgroundColor': val
});
}
}
return val;
},
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 = new Color(val);
this.update();
this.element.trigger({
type: 'changeColor',
color: this.color,
value: val
});
},
getValue: function(defaultValue) {
defaultValue = (defaultValue === undefined) ? '#000000' : 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.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
$(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.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);
}
this.update(true);
this.element.trigger({
type: 'changeColor',
color: this.color
});
return false;
},
mouseup: function(e) {
e.stopPropagation();
e.preventDefault();
$(document).off({
'mousemove.colorpicker': this.mousemove,
'touchmove.colorpicker': this.mousemove,
'mouseup.colorpicker': this.mouseup,
'touchend.colorpicker': this.mouseup
});
return false;
},
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 {
var val = this.input.val();
this.color = new Color(val);
if (this.getValue(false) !== false) {
this.updateData();
this.updateComponent();
this.updatePicker();
}
}
this.element.trigger({
type: 'changeColor',
color: this.color,
value: val
});
}
};
$.colorpicker = Colorpicker;
$.fn.colorpicker = function(option) {
var pickerArgs = arguments,
rv;
var $returnValue = this.each(function() {
var $this = $(this),
inst = $this.data('colorpicker'),
options = ((typeof option === 'object') ? option : {});
if ((!inst) && (typeof option !== 'string')) {
$this.data('colorpicker', new Colorpicker(this, options));
} else {
if (typeof option === 'string') {
rv = inst[option].apply(inst, Array.prototype.slice.call(pickerArgs, 1));
}
}
});
if (option === 'getValue') {
return rv;
}
return $returnValue;
};
$.fn.colorpicker.constructor = Colorpicker;
}));
|
Download
