Created
April 16, 2014 03:41
-
-
Save relipse/10803961 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/** | |
* | |
* Color picker | |
* Author: Stefan Petre www.eyecon.ro | |
* | |
* Dual licensed under the MIT and GPL licenses | |
* | |
*/ | |
(function ($) { | |
var ColorPicker = function () { | |
var | |
ids = {}, | |
inAction, | |
charMin = 65, | |
visible, | |
tpl = '<div class="colorpicker"><div class="colorpicker_color"><div><div></div></div></div><div class="colorpicker_hue"><div></div></div><div class="colorpicker_new_color"></div><div class="colorpicker_current_color"></div><div class="colorpicker_hex"><input type="text" maxlength="6" size="6" /></div><div class="colorpicker_rgb_r colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_rgb_g colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_rgb_b colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_h colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_s colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_b colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_submit"></div></div>', | |
defaults = { | |
eventName: 'click', | |
onShow: function () {}, | |
onBeforeShow: function(){}, | |
onHide: function () {}, | |
onChange: function () {}, | |
onSubmit: function () {}, | |
color: 'ff0000', | |
livePreview: true, | |
flat: false | |
}, | |
fillRGBFields = function (hsb, cal) { | |
var rgb = HSBToRGB(hsb); | |
$(cal).data('colorpicker').fields | |
.eq(1).val(rgb.r).end() | |
.eq(2).val(rgb.g).end() | |
.eq(3).val(rgb.b).end(); | |
}, | |
fillHSBFields = function (hsb, cal) { | |
$(cal).data('colorpicker').fields | |
.eq(4).val(hsb.h).end() | |
.eq(5).val(hsb.s).end() | |
.eq(6).val(hsb.b).end(); | |
}, | |
fillHexFields = function (hsb, cal) { | |
$(cal).data('colorpicker').fields | |
.eq(0).val(HSBToHex(hsb)).end(); | |
}, | |
setSelector = function (hsb, cal) { | |
$(cal).data('colorpicker').selector.css('backgroundColor', '#' + HSBToHex({h: hsb.h, s: 100, b: 100})); | |
$(cal).data('colorpicker').selectorIndic.css({ | |
left: parseInt(150 * hsb.s/100, 10), | |
top: parseInt(150 * (100-hsb.b)/100, 10) | |
}); | |
}, | |
setHue = function (hsb, cal) { | |
$(cal).data('colorpicker').hue.css('top', parseInt(150 - 150 * hsb.h/360, 10)); | |
}, | |
setCurrentColor = function (hsb, cal) { | |
$(cal).data('colorpicker').currentColor.css('backgroundColor', '#' + HSBToHex(hsb)); | |
}, | |
setNewColor = function (hsb, cal) { | |
$(cal).data('colorpicker').newColor.css('backgroundColor', '#' + HSBToHex(hsb)); | |
}, | |
keyDown = function (ev) { | |
var pressedKey = ev.charCode || ev.keyCode || -1; | |
if ((pressedKey > charMin && pressedKey <= 90) || pressedKey == 32) { | |
return false; | |
} | |
var cal = $(this).parent().parent(); | |
if (cal.data('colorpicker').livePreview === true) { | |
change.apply(this); | |
} | |
}, | |
change = function (ev) { | |
var cal = $(this).parent().parent(), col; | |
if (this.parentNode.className.indexOf('_hex') > 0) { | |
cal.data('colorpicker').color = col = HexToHSB(fixHex(this.value)); | |
} else if (this.parentNode.className.indexOf('_hsb') > 0) { | |
cal.data('colorpicker').color = col = fixHSB({ | |
h: parseInt(cal.data('colorpicker').fields.eq(4).val(), 10), | |
s: parseInt(cal.data('colorpicker').fields.eq(5).val(), 10), | |
b: parseInt(cal.data('colorpicker').fields.eq(6).val(), 10) | |
}); | |
} else { | |
cal.data('colorpicker').color = col = RGBToHSB(fixRGB({ | |
r: parseInt(cal.data('colorpicker').fields.eq(1).val(), 10), | |
g: parseInt(cal.data('colorpicker').fields.eq(2).val(), 10), | |
b: parseInt(cal.data('colorpicker').fields.eq(3).val(), 10) | |
})); | |
} | |
if (ev) { | |
fillRGBFields(col, cal.get(0)); | |
fillHexFields(col, cal.get(0)); | |
fillHSBFields(col, cal.get(0)); | |
} | |
setSelector(col, cal.get(0)); | |
setHue(col, cal.get(0)); | |
setNewColor(col, cal.get(0)); | |
cal.data('colorpicker').onChange.apply(cal, [col, HSBToHex(col), HSBToRGB(col)]); | |
}, | |
blur = function (ev) { | |
var cal = $(this).parent().parent(); | |
cal.data('colorpicker').fields.parent().removeClass('colorpicker_focus'); | |
}, | |
focus = function () { | |
charMin = this.parentNode.className.indexOf('_hex') > 0 ? 70 : 65; | |
$(this).parent().parent().data('colorpicker').fields.parent().removeClass('colorpicker_focus'); | |
$(this).parent().addClass('colorpicker_focus'); | |
}, | |
downIncrement = function (ev) { | |
var field = $(this).parent().find('input').focus(); | |
var current = { | |
el: $(this).parent().addClass('colorpicker_slider'), | |
max: this.parentNode.className.indexOf('_hsb_h') > 0 ? 360 : (this.parentNode.className.indexOf('_hsb') > 0 ? 100 : 255), | |
y: ev.pageY, | |
field: field, | |
val: parseInt(field.val(), 10), | |
preview: $(this).parent().parent().data('colorpicker').livePreview | |
}; | |
$(document).bind('mouseup', current, upIncrement); | |
$(document).bind('mousemove', current, moveIncrement); | |
}, | |
moveIncrement = function (ev) { | |
ev.data.field.val(Math.max(0, Math.min(ev.data.max, parseInt(ev.data.val + ev.pageY - ev.data.y, 10)))); | |
if (ev.data.preview) { | |
change.apply(ev.data.field.get(0), [true]); | |
} | |
return false; | |
}, | |
upIncrement = function (ev) { | |
change.apply(ev.data.field.get(0), [true]); | |
ev.data.el.removeClass('colorpicker_slider').find('input').focus(); | |
$(document).unbind('mouseup', upIncrement); | |
$(document).unbind('mousemove', moveIncrement); | |
return false; | |
}, | |
downHue = function (ev) { | |
var current = { | |
cal: $(this).parent(), | |
y: $(this).offset().top | |
}; | |
current.preview = current.cal.data('colorpicker').livePreview; | |
$(document).bind('mouseup', current, upHue); | |
$(document).bind('mousemove', current, moveHue); | |
}, | |
moveHue = function (ev) { | |
change.apply( | |
ev.data.cal.data('colorpicker') | |
.fields | |
.eq(4) | |
.val(parseInt(360*(150 - Math.max(0,Math.min(150,(ev.pageY - ev.data.y))))/150, 10)) | |
.get(0), | |
[ev.data.preview] | |
); | |
return false; | |
}, | |
upHue = function (ev) { | |
fillRGBFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); | |
fillHexFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); | |
$(document).unbind('mouseup', upHue); | |
$(document).unbind('mousemove', moveHue); | |
return false; | |
}, | |
downSelector = function (ev) { | |
var current = { | |
cal: $(this).parent(), | |
pos: $(this).offset() | |
}; | |
current.preview = current.cal.data('colorpicker').livePreview; | |
$(document).bind('mouseup', current, upSelector); | |
$(document).bind('mousemove', current, moveSelector); | |
}, | |
moveSelector = function (ev) { | |
change.apply( | |
ev.data.cal.data('colorpicker') | |
.fields | |
.eq(6) | |
.val(parseInt(100*(150 - Math.max(0,Math.min(150,(ev.pageY - ev.data.pos.top))))/150, 10)) | |
.end() | |
.eq(5) | |
.val(parseInt(100*(Math.max(0,Math.min(150,(ev.pageX - ev.data.pos.left))))/150, 10)) | |
.get(0), | |
[ev.data.preview] | |
); | |
return false; | |
}, | |
upSelector = function (ev) { | |
fillRGBFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); | |
fillHexFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0)); | |
$(document).unbind('mouseup', upSelector); | |
$(document).unbind('mousemove', moveSelector); | |
return false; | |
}, | |
enterSubmit = function (ev) { | |
$(this).addClass('colorpicker_focus'); | |
}, | |
leaveSubmit = function (ev) { | |
$(this).removeClass('colorpicker_focus'); | |
}, | |
clickSubmit = function (ev) { | |
var cal = $(this).parent(); | |
var col = cal.data('colorpicker').color; | |
cal.data('colorpicker').origColor = col; | |
setCurrentColor(col, cal.get(0)); | |
cal.data('colorpicker').onSubmit(col, HSBToHex(col), HSBToRGB(col), cal.data('colorpicker').el); | |
}, | |
show = function (ev) { | |
var cal = $('#' + $(this).data('colorpickerId')); | |
cal.data('colorpicker').onBeforeShow.apply(this, [cal.get(0)]); | |
var pos = $(this).offset(); | |
var viewPort = getViewport(); | |
var top = pos.top + this.offsetHeight; | |
var left = pos.left; | |
if (top + 176 > viewPort.t + viewPort.h) { | |
top -= this.offsetHeight + 176; | |
} | |
if (left + 356 > viewPort.l + viewPort.w) { | |
left -= 356; | |
} | |
cal.css({left: left + 'px', top: top + 'px'}); | |
if (cal.data('colorpicker').onShow.apply(this, [cal.get(0)]) != false) { | |
cal.show(); | |
} | |
$(document).bind('mousedown', {cal: cal}, hide); | |
return false; | |
}, | |
hide = function (ev) { | |
if (!isChildOf(ev.data.cal.get(0), ev.target, ev.data.cal.get(0))) { | |
if (ev.data.cal.data('colorpicker').onHide.apply(this, [ev.data.cal.get(0)]) != false) { | |
ev.data.cal.hide(); | |
} | |
$(document).unbind('mousedown', hide); | |
} | |
}, | |
isChildOf = function(parentEl, el, container) { | |
if (parentEl == el) { | |
return true; | |
} | |
if (parentEl.contains) { | |
return parentEl.contains(el); | |
} | |
if ( parentEl.compareDocumentPosition ) { | |
return !!(parentEl.compareDocumentPosition(el) & 16); | |
} | |
var prEl = el.parentNode; | |
while(prEl && prEl != container) { | |
if (prEl == parentEl) | |
return true; | |
prEl = prEl.parentNode; | |
} | |
return false; | |
}, | |
getViewport = function () { | |
var m = document.compatMode == 'CSS1Compat'; | |
return { | |
l : window.pageXOffset || (m ? document.documentElement.scrollLeft : document.body.scrollLeft), | |
t : window.pageYOffset || (m ? document.documentElement.scrollTop : document.body.scrollTop), | |
w : window.innerWidth || (m ? document.documentElement.clientWidth : document.body.clientWidth), | |
h : window.innerHeight || (m ? document.documentElement.clientHeight : document.body.clientHeight) | |
}; | |
}, | |
fixHSB = function (hsb) { | |
return { | |
h: Math.min(360, Math.max(0, hsb.h)), | |
s: Math.min(100, Math.max(0, hsb.s)), | |
b: Math.min(100, Math.max(0, hsb.b)) | |
}; | |
}, | |
fixRGB = function (rgb) { | |
return { | |
r: Math.min(255, Math.max(0, rgb.r)), | |
g: Math.min(255, Math.max(0, rgb.g)), | |
b: Math.min(255, Math.max(0, rgb.b)) | |
}; | |
}, | |
fixHex = function (hex) { | |
var len = 6 - hex.length; | |
if (len > 0) { | |
var o = []; | |
for (var i=0; i<len; i++) { | |
o.push('0'); | |
} | |
o.push(hex); | |
hex = o.join(''); | |
} | |
return hex; | |
}, | |
HexToRGB = function (hex) { | |
var hex = parseInt(((hex.indexOf('#') > -1) ? hex.substring(1) : hex), 16); | |
return {r: hex >> 16, g: (hex & 0x00FF00) >> 8, b: (hex & 0x0000FF)}; | |
}, | |
HexToHSB = function (hex) { | |
return RGBToHSB(HexToRGB(hex)); | |
}, | |
RGBToHSB = function (rgb) { | |
var hsb = { | |
h: 0, | |
s: 0, | |
b: 0 | |
}; | |
var min = Math.min(rgb.r, rgb.g, rgb.b); | |
var max = Math.max(rgb.r, rgb.g, rgb.b); | |
var delta = max - min; | |
hsb.b = max; | |
if (max != 0) { | |
} | |
hsb.s = max != 0 ? 255 * delta / max : 0; | |
if (hsb.s != 0) { | |
if (rgb.r == max) { | |
hsb.h = (rgb.g - rgb.b) / delta; | |
} else if (rgb.g == max) { | |
hsb.h = 2 + (rgb.b - rgb.r) / delta; | |
} else { | |
hsb.h = 4 + (rgb.r - rgb.g) / delta; | |
} | |
} else { | |
hsb.h = -1; | |
} | |
hsb.h *= 60; | |
if (hsb.h < 0) { | |
hsb.h += 360; | |
} | |
hsb.s *= 100/255; | |
hsb.b *= 100/255; | |
return hsb; | |
}, | |
HSBToRGB = function (hsb) { | |
var rgb = {}; | |
var h = Math.round(hsb.h); | |
var s = Math.round(hsb.s*255/100); | |
var v = Math.round(hsb.b*255/100); | |
if(s == 0) { | |
rgb.r = rgb.g = rgb.b = v; | |
} else { | |
var t1 = v; | |
var t2 = (255-s)*v/255; | |
var t3 = (t1-t2)*(h%60)/60; | |
if(h==360) h = 0; | |
if(h<60) {rgb.r=t1; rgb.b=t2; rgb.g=t2+t3} | |
else if(h<120) {rgb.g=t1; rgb.b=t2; rgb.r=t1-t3} | |
else if(h<180) {rgb.g=t1; rgb.r=t2; rgb.b=t2+t3} | |
else if(h<240) {rgb.b=t1; rgb.r=t2; rgb.g=t1-t3} | |
else if(h<300) {rgb.b=t1; rgb.g=t2; rgb.r=t2+t3} | |
else if(h<360) {rgb.r=t1; rgb.g=t2; rgb.b=t1-t3} | |
else {rgb.r=0; rgb.g=0; rgb.b=0} | |
} | |
return {r:Math.round(rgb.r), g:Math.round(rgb.g), b:Math.round(rgb.b)}; | |
}, | |
RGBToHex = function (rgb) { | |
var hex = [ | |
rgb.r.toString(16), | |
rgb.g.toString(16), | |
rgb.b.toString(16) | |
]; | |
$.each(hex, function (nr, val) { | |
if (val.length == 1) { | |
hex[nr] = '0' + val; | |
} | |
}); | |
return hex.join(''); | |
}, | |
HSBToHex = function (hsb) { | |
return RGBToHex(HSBToRGB(hsb)); | |
}, | |
restoreOriginal = function () { | |
var cal = $(this).parent(); | |
var col = cal.data('colorpicker').origColor; | |
cal.data('colorpicker').color = col; | |
fillRGBFields(col, cal.get(0)); | |
fillHexFields(col, cal.get(0)); | |
fillHSBFields(col, cal.get(0)); | |
setSelector(col, cal.get(0)); | |
setHue(col, cal.get(0)); | |
setNewColor(col, cal.get(0)); | |
}; | |
return { | |
init: function (opt) { | |
opt = $.extend({}, defaults, opt||{}); | |
if (typeof opt.color == 'string') { | |
opt.color = HexToHSB(opt.color); | |
} else if (opt.color.r != undefined && opt.color.g != undefined && opt.color.b != undefined) { | |
opt.color = RGBToHSB(opt.color); | |
} else if (opt.color.h != undefined && opt.color.s != undefined && opt.color.b != undefined) { | |
opt.color = fixHSB(opt.color); | |
} else { | |
return this; | |
} | |
return this.each(function () { | |
if (!$(this).data('colorpickerId')) { | |
var options = $.extend({}, opt); | |
options.origColor = opt.color; | |
var id = 'collorpicker_' + parseInt(Math.random() * 1000); | |
$(this).data('colorpickerId', id); | |
var cal = $(tpl).attr('id', id); | |
if (options.flat) { | |
cal.appendTo(this).show(); | |
} else { | |
cal.appendTo(document.body); | |
} | |
options.fields = cal | |
.find('input') | |
.bind('keyup', keyDown) | |
.bind('change', change) | |
.bind('blur', blur) | |
.bind('focus', focus); | |
cal | |
.find('span').bind('mousedown', downIncrement).end() | |
.find('>div.colorpicker_current_color').bind('click', restoreOriginal); | |
options.selector = cal.find('div.colorpicker_color').bind('mousedown', downSelector); | |
options.selectorIndic = options.selector.find('div div'); | |
options.el = this; | |
options.hue = cal.find('div.colorpicker_hue div'); | |
cal.find('div.colorpicker_hue').bind('mousedown', downHue); | |
options.newColor = cal.find('div.colorpicker_new_color'); | |
options.currentColor = cal.find('div.colorpicker_current_color'); | |
cal.data('colorpicker', options); | |
cal.find('div.colorpicker_submit') | |
.bind('mouseenter', enterSubmit) | |
.bind('mouseleave', leaveSubmit) | |
.bind('click', clickSubmit); | |
fillRGBFields(options.color, cal.get(0)); | |
fillHSBFields(options.color, cal.get(0)); | |
fillHexFields(options.color, cal.get(0)); | |
setHue(options.color, cal.get(0)); | |
setSelector(options.color, cal.get(0)); | |
setCurrentColor(options.color, cal.get(0)); | |
setNewColor(options.color, cal.get(0)); | |
if (options.flat) { | |
cal.css({ | |
position: 'relative', | |
display: 'block' | |
}); | |
} else { | |
$(this).bind(options.eventName, show); | |
} | |
} | |
}); | |
}, | |
showPicker: function() { | |
return this.each( function () { | |
if ($(this).data('colorpickerId')) { | |
show.apply(this); | |
} | |
}); | |
}, | |
hidePicker: function() { | |
return this.each( function () { | |
if ($(this).data('colorpickerId')) { | |
$('#' + $(this).data('colorpickerId')).hide(); | |
} | |
}); | |
}, | |
setColor: function(col) { | |
if (typeof col == 'string') { | |
col = HexToHSB(col); | |
} else if (col.r != undefined && col.g != undefined && col.b != undefined) { | |
col = RGBToHSB(col); | |
} else if (col.h != undefined && col.s != undefined && col.b != undefined) { | |
col = fixHSB(col); | |
} else { | |
return this; | |
} | |
return this.each(function(){ | |
if ($(this).data('colorpickerId')) { | |
var cal = $('#' + $(this).data('colorpickerId')); | |
cal.data('colorpicker').color = col; | |
cal.data('colorpicker').origColor = col; | |
fillRGBFields(col, cal.get(0)); | |
fillHSBFields(col, cal.get(0)); | |
fillHexFields(col, cal.get(0)); | |
setHue(col, cal.get(0)); | |
setSelector(col, cal.get(0)); | |
setCurrentColor(col, cal.get(0)); | |
setNewColor(col, cal.get(0)); | |
} | |
}); | |
} | |
}; | |
}(); | |
$.fn.extend({ | |
ColorPicker: ColorPicker.init, | |
ColorPickerHide: ColorPicker.hidePicker, | |
ColorPickerShow: ColorPicker.showPicker, | |
ColorPickerSetColor: ColorPicker.setColor | |
}); | |
})(jQuery) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment