9 lines
10 KiB
JavaScript
Executable File
9 lines
10 KiB
JavaScript
Executable File
/*
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* jQuery miniColors: A small color selector
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*
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* Copyright 2011 Cory LaViska for A Beautiful Site, LLC. (http://abeautifulsite.net/)
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*
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* Dual licensed under the MIT or GPL Version 2 licenses
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*
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*/
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if(jQuery)(function($){$.extend($.fn,{miniColors:function(o,data,options){var create=function(input,o,data){var color=expandHex(input.val());if(!color)color='ffffff';var hsb=hex2hsb(color);var trigger=$('<a class="miniColors-trigger" style="background-color: #'+color+'" href="#"></a>');trigger.insertAfter(input);input.addClass('miniColors').data('original-maxlength',input.attr('maxlength')||null).data('original-autocomplete',input.attr('autocomplete')||null).data('letterCase','uppercase').data('trigger',trigger).data('hsb',hsb).data('change',o.change?o.change:null).attr('maxlength',7).attr('autocomplete','off').val('#'+convertCase(color,o.letterCase));if(o.readonly)input.prop('readonly',true);input.data("appendToParent",o.appendToParent);if(o.disabled)disable(input);trigger.bind('click.miniColors',function(event){event.preventDefault();if(input.val()==='')input.val('#');show(input)});input.bind('focus.miniColors',function(event){if(input.val()==='')input.val('#');show(input,o)});input.bind('blur.miniColors',function(event){var hex=expandHex(input.val());input.val(hex?'#'+convertCase(hex,input.data('letterCase')):'')});input.bind('keydown.miniColors',function(event){if(event.keyCode===9)hide(input)});input.bind('keyup.miniColors',function(event){setColorFromInput(input)});input.bind('paste.miniColors',function(event){setTimeout(function(){setColorFromInput(input)},5)})};var destroy=function(input){hide();input=$(input);input.data('trigger').remove();input.attr('autocomplete',input.data('original-autocomplete')).attr('maxlength',input.data('original-maxlength')).removeData().removeClass('miniColors').unbind('.miniColors');$(document).unbind('.miniColors')};var enable=function(input){input.prop('disabled',false).data('trigger').css('opacity',1)};var disable=function(input){hide(input);input.prop('disabled',true).data('trigger').css('opacity',0.5)};var show=function(input){if(input.prop('disabled'))return false;hide();var selector=$('<div class="miniColors-selector"></div>');selector.append('<div class="miniColors-colors" style="background-color: #FFF;"><div class="miniColors-colorPicker"></div></div>').append('<div class="miniColors-hues"><div class="miniColors-huePicker"></div></div>').css({top:input.is(':visible')?input.offset().top - 10:input.data('trigger').offset().top+input.data('trigger').outerHeight(),left:input.is(':visible')?input.offset().left:input.data('trigger').offset().left,display:'none'}).addClass(input.attr('class'));var hsb=input.data('hsb');selector.find('.miniColors-colors').css('backgroundColor','#'+hsb2hex({h:hsb.h,s:100,b:100}));var colorPosition=input.data('colorPosition');if(!colorPosition)colorPosition=getColorPositionFromHSB(hsb);selector.find('.miniColors-colorPicker').css('top',colorPosition.y+'px').css('left',colorPosition.x+'px');var huePosition=input.data('huePosition');if(!huePosition)huePosition=getHuePositionFromHSB(hsb);selector.find('.miniColors-huePicker').css('top',huePosition.y+'px');input.data('selector',selector).data('huePicker',selector.find('.miniColors-huePicker')).data('colorPicker',selector.find('.miniColors-colorPicker')).data('mousebutton',0);$('#pageslide').append(selector);selector.fadeIn(100);selector.bind('selectstart',function(){return false});$(document).bind('mousedown.miniColors touchstart.miniColors',function(event){input.data('mousebutton',1);if($(event.target).parents().andSelf().hasClass('miniColors-colors')){event.preventDefault();input.data('moving','colors');moveColor(input,event)}if($(event.target).parents().andSelf().hasClass('miniColors-hues')){event.preventDefault();input.data('moving','hues');moveHue(input,event)}if($(event.target).parents().andSelf().hasClass('miniColors-selector')){event.preventDefault();return}if($(event.target).parents().andSelf().hasClass('miniColors'))return;hide(input)});$(document).bind('mouseup.miniColors touchend.miniColors',function(event){event.preventDefault();input.data('mousebutton',0).removeData('moving')}).bind('mousemove.miniColors touchmove.miniColors',function(event){event.preventDefault();if(input.data('mousebutton')===1){if(input.data('moving')==='colors')moveColor(input,event);if(input.data('moving')==='hues')moveHue(input,event)}})};var hide=function(input){if(!input)input='.miniColors';$(input).each(function(){var selector=$(this).data('selector');$(this).removeData('selector');$(selector).fadeOut(100,function(){$(this).remove()})});$(document).unbind('.miniColors')};var moveColor=function(input,event){var colorPicker=input.data('colorPicker');colorPicker.hide();var position={x:event.pageX,y:event.pageY};if(event.originalEvent.changedTouches){position.x=event.originalEvent.changedTouches[0].pageX;position.y=event.originalEvent.changedTouches[0].pageY}position.x=position.x-input.data('selector').find('.miniColors-colors').offset().left-5;position.y=position.y-input.data('selector').find('.miniColors-colors').offset().top-5;if(position.x<=-5)position.x=-5;if(position.x>=144)position.x=144;if(position.y<=-5)position.y=-5;if(position.y>=144)position.y=144;input.data('colorPosition',position);colorPicker.css('left',position.x).css('top',position.y).show();var s=Math.round((position.x+5)*0.67);if(s<0)s=0;if(s>100)s=100;var b=100-Math.round((position.y+5)*0.67);if(b<0)b=0;if(b>100)b=100;var hsb=input.data('hsb');hsb.s=s;hsb.b=b;setColor(input,hsb,true)};var moveHue=function(input,event){var huePicker=input.data('huePicker');huePicker.hide();var position={y:event.pageY};if(event.originalEvent.changedTouches){position.y=event.originalEvent.changedTouches[0].pageY}position.y=position.y-input.data('selector').find('.miniColors-colors').offset().top-1;if(position.y<=-1)position.y=-1;if(position.y>=149)position.y=149;input.data('huePosition',position);huePicker.css('top',position.y).show();var h=Math.round((150-position.y-1)*2.4);if(h<0)h=0;if(h>360)h=360;var hsb=input.data('hsb');hsb.h=h;setColor(input,hsb,true)};var setColor=function(input,hsb,updateInput){input.data('hsb',hsb);var hex=hsb2hex(hsb);if(updateInput)input.val('#'+convertCase(hex,input.data('letterCase')));input.data('trigger').css('backgroundColor','#'+hex);if(input.data('selector'))input.data('selector').find('.miniColors-colors').css('backgroundColor','#'+hsb2hex({h:hsb.h,s:100,b:100}));if(input.data('change')){if(hex===input.data('lastChange'))return;input.data('change').call(input.get(0),'#'+hex,hsb2rgb(hsb));input.data('lastChange',hex)}};var setColorFromInput=function(input){input.val('#'+cleanHex(input.val()));var hex=expandHex(input.val());if(!hex)return false;var hsb=hex2hsb(hex);var currentHSB=input.data('hsb');if(hsb.h===currentHSB.h&&hsb.s===currentHSB.s&&hsb.b===currentHSB.b)return true;var colorPosition=getColorPositionFromHSB(hsb);var colorPicker=$(input.data('colorPicker'));colorPicker.css('top',colorPosition.y+'px').css('left',colorPosition.x+'px');input.data('colorPosition',colorPosition);var huePosition=getHuePositionFromHSB(hsb);var huePicker=$(input.data('huePicker'));huePicker.css('top',huePosition.y+'px');input.data('huePosition',huePosition);setColor(input,hsb);return true};var convertCase=function(string,letterCase){if(letterCase==='lowercase')return string.toLowerCase();if(letterCase==='uppercase')return string.toUpperCase();return string};var getColorPositionFromHSB=function(hsb){var x=Math.ceil(hsb.s/0.67);if(x<0)x=0;if(x>150)x=150;var y=150-Math.ceil(hsb.b/0.67);if(y<0)y=0;if(y>150)y=150;return{x:x-5,y:y-5}};var getHuePositionFromHSB=function(hsb){var y=150-(hsb.h/2.4);if(y<0)h=0;if(y>150)h=150;return{y:y-1}};var cleanHex=function(hex){return hex.replace(/[^A-F0-9]/ig,'')};var expandHex=function(hex){hex=cleanHex(hex);if(!hex)return null;if(hex.length===3)hex=hex[0]+hex[0]+hex[1]+hex[1]+hex[2]+hex[2];return hex.length===6?hex:null};var hsb2rgb=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)}};var rgb2hex=function(rgb){var hex=[rgb.r.toString(16),rgb.g.toString(16),rgb.b.toString(16)];$.each(hex,function(nr,val){if(val.length===1)hex[nr]='0'+val});return hex.join('')};var hex2rgb=function(hex){hex=parseInt(((hex.indexOf('#')>-1)?hex.substring(1):hex),16);return{r:hex>>16,g:(hex&0x00FF00)>>8,b:(hex&0x0000FF)}};var rgb2hsb=function(rgb){var hsb={h:0,s:0,b:0};var min=Math.min(rgb.r,rgb.g,rgb.b);var max=Math.max(rgb.r,rgb.g,rgb.b);var delta=max-min;hsb.b=max;hsb.s=max!==0?255*delta/max:0;if(hsb.s!==0){if(rgb.r===max){hsb.h=(rgb.g-rgb.b)/delta}else if(rgb.g===max){hsb.h=2+(rgb.b-rgb.r)/delta}else{hsb.h=4+(rgb.r-rgb.g)/delta}}else{hsb.h=-1}hsb.h*=60;if(hsb.h<0){hsb.h+=360}hsb.s*=100/255;hsb.b*=100/255;return hsb};var hex2hsb=function(hex){var hsb=rgb2hsb(hex2rgb(hex));if(hsb.s===0)hsb.h=360;return hsb};var hsb2hex=function(hsb){return rgb2hex(hsb2rgb(hsb))};switch(o){case'readonly':$(this).each(function(){if(!$(this).hasClass('miniColors'))return;$(this).prop('readonly',data)});return $(this);case'disabled':$(this).each(function(){if(!$(this).hasClass('miniColors'))return;if(data){disable($(this))}else{enable($(this))}});return $(this);case'value':if(data===undefined){if(!$(this).hasClass('miniColors'))return;var input=$(this),hex=expandHex(input.val());return hex?'#'+convertCase(hex,input.data('letterCase')):null}$(this).each(function(){if(!$(this).hasClass('miniColors'))return;$(this).val(data);setColorFromInput($(this))});return $(this);case'destroy':$(this).each(function(){if(!$(this).hasClass('miniColors'))return;destroy($(this))});return $(this);default:if(!o)o={};$(this).each(function(){if($(this)[0].tagName.toLowerCase()!=='input')return;if($(this).data('trigger'))return;create($(this),o,data)});return $(this)}}})})(jQuery); |