/*
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* jQuery UI Slider Access
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* By: Trent Richardson [http://trentrichardson.com]
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* Version 0.2
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* Last Modified: 12/02/2011
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*
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* Copyright 2011 Trent Richardson
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* Dual licensed under the MIT and GPL licenses.
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* http://trentrichardson.com/Impromptu/GPL-LICENSE.txt
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* http://trentrichardson.com/Impromptu/MIT-LICENSE.txt
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*
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*/
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(function($){
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$.fn.extend({
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sliderAccess: function(options){
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options = options || {};
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options.touchonly = options.touchonly !== undefined? options.touchonly : true; // by default only show it if touch device
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if(options.touchonly === true && !("ontouchend" in document))
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return $(this);
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return $(this).each(function(i,obj){
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var $t = $(this),
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o = $.extend({},{
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where: 'after',
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step: $t.slider('option','step'),
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upIcon: 'ui-icon-plus',
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downIcon: 'ui-icon-minus',
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text: false,
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upText: '+',
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downText: '-',
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buttonset: true,
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buttonsetTag: 'span'
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}, options),
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$buttons = $('<'+ o.buttonsetTag +' class="ui-slider-access">'+
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'<button data-icon="'+ o.downIcon +'" data-step="-'+ o.step +'">'+ o.downText +'</button>'+
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'<button data-icon="'+ o.upIcon +'" data-step="'+ o.step +'">'+ o.upText +'</button>'+
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'</'+ o.buttonsetTag +'>');
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$buttons.children('button').each(function(j, jobj){
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var $jt = $(this);
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$jt.button({
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text: o.text,
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icons: { primary: $jt.data('icon') }
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})
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.click(function(e){
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var step = $jt.data('step'),
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curr = $t.slider('value'),
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newval = curr += step*1,
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minval = $t.slider('option','min'),
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maxval = $t.slider('option','max');
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e.preventDefault();
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if(newval < minval || newval > maxval)
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return;
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$t.slider('value', newval);
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$t.slider("option", "slide").call($t, null, { value: newval });
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});
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});
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// before or after
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$t[o.where]($buttons);
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if(o.buttonset){
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$buttons.removeClass('ui-corner-right').removeClass('ui-corner-left').buttonset();
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$buttons.eq(0).addClass('ui-corner-left');
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$buttons.eq(1).addClass('ui-corner-right');
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}
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// adjust the width so we don't break the original layout
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var bOuterWidth = $buttons.css({
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marginLeft: (o.where == 'after'? 10:0),
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marginRight: (o.where == 'before'? 10:0)
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}).outerWidth(true) + 5;
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var tOuterWidth = $t.outerWidth(true);
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$t.css('display','inline-block').width(tOuterWidth-bOuterWidth);
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});
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}
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});
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})(jQuery);
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