9 lines
10 KiB
JavaScript
9 lines
10 KiB
JavaScript
/*!
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* jQuery UI Slider 1.12.1
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* http://jqueryui.com
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*
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* Copyright jQuery Foundation and other contributors
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* Released under the MIT license.
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* http://jquery.org/license
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*/
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!function(e){"function"==typeof define&&define.amd?define(["jquery","./mouse","./core"],e):e(jQuery)}(function(o){return o.widget("ui.slider",o.ui.mouse,{version:"1.12.1",widgetEventPrefix:"slide",options:{animate:!1,classes:{"ui-slider":"ui-corner-all","ui-slider-handle":"ui-corner-all","ui-slider-range":"ui-corner-all ui-widget-header"},distance:0,max:100,min:0,orientation:"horizontal",range:!1,step:1,value:0,values:null,change:null,slide:null,start:null,stop:null},numPages:5,_create:function(){this._keySliding=!1,this._mouseSliding=!1,this._animateOff=!0,this._handleIndex=null,this._detectOrientation(),this._mouseInit(),this._calculateNewMax(),this._addClass("ui-slider ui-slider-"+this.orientation,"ui-widget ui-widget-content"),this._refresh(),this._animateOff=!1},_refresh:function(){this._createRange(),this._createHandles(),this._setupEvents(),this._refreshValue()},_createHandles:function(){var e,t=this.options,i=this.element.find(".ui-slider-handle"),s=[],a=t.values&&t.values.length||1;for(i.length>a&&(i.slice(a).remove(),i=i.slice(0,a)),e=i.length;e<a;e++)s.push("<span tabindex='0'></span>");this.handles=i.add(o(s.join("")).appendTo(this.element)),this._addClass(this.handles,"ui-slider-handle","ui-state-default"),this.handle=this.handles.eq(0),this.handles.each(function(e){o(this).data("ui-slider-handle-index",e).attr("tabIndex",0)})},_createRange:function(){var e=this.options;e.range?(!0===e.range&&(e.values?e.values.length&&2!==e.values.length?e.values=[e.values[0],e.values[0]]:o.isArray(e.values)&&(e.values=e.values.slice(0)):e.values=[this._valueMin(),this._valueMin()]),this.range&&this.range.length?(this._removeClass(this.range,"ui-slider-range-min ui-slider-range-max"),this.range.css({left:"",bottom:""})):(this.range=o("<div>").appendTo(this.element),this._addClass(this.range,"ui-slider-range")),"min"!==e.range&&"max"!==e.range||this._addClass(this.range,"ui-slider-range-"+e.range)):(this.range&&this.range.remove(),this.range=null)},_setupEvents:function(){this._off(this.handles),this._on(this.handles,this._handleEvents),this._hoverable(this.handles),this._focusable(this.handles)},_destroy:function(){this.handles.remove(),this.range&&this.range.remove(),this._mouseDestroy()},_mouseCapture:function(e){var i,s,a,n,t,h,l=this,u=this.options;return!u.disabled&&(this.elementSize={width:this.element.outerWidth(),height:this.element.outerHeight()},this.elementOffset=this.element.offset(),h={x:e.pageX,y:e.pageY},i=this._normValueFromMouse(h),s=this._valueMax()-this._valueMin()+1,this.handles.each(function(e){var t=Math.abs(i-l.values(e));(t<s||s===t&&(e===l._lastChangedValue||l.values(e)===u.min))&&(s=t,a=o(this),n=e)}),!1!==this._start(e,n)&&(this._mouseSliding=!0,this._handleIndex=n,this._addClass(a,null,"ui-state-active"),a.trigger("focus"),t=a.offset(),h=!o(e.target).parents().addBack().is(".ui-slider-handle"),this._clickOffset=h?{left:0,top:0}:{left:e.pageX-t.left-a.width()/2,top:e.pageY-t.top-a.height()/2-(parseInt(a.css("borderTopWidth"),10)||0)-(parseInt(a.css("borderBottomWidth"),10)||0)+(parseInt(a.css("marginTop"),10)||0)},this.handles.hasClass("ui-state-hover")||this._slide(e,n,i),this._animateOff=!0))},_mouseStart:function(){return!0},_mouseDrag:function(e){var t={x:e.pageX,y:e.pageY},t=this._normValueFromMouse(t);return this._slide(e,this._handleIndex,t),!1},_mouseStop:function(e){return this._removeClass(this.handles,null,"ui-state-active"),this._mouseSliding=!1,this._stop(e,this._handleIndex),this._change(e,this._handleIndex),this._handleIndex=null,this._clickOffset=null,this._animateOff=!1},_detectOrientation:function(){this.orientation="vertical"===this.options.orientation?"vertical":"horizontal"},_normValueFromMouse:function(e){var t,e="horizontal"===this.orientation?(t=this.elementSize.width,e.x-this.elementOffset.left-(this._clickOffset?this._clickOffset.left:0)):(t=this.elementSize.height,e.y-this.elementOffset.top-(this._clickOffset?this._clickOffset.top:0)),e=e/t;return(e=1<e?1:e)<0&&(e=0),"vertical"===this.orientation&&(e=1-e),t=this._valueMax()-this._valueMin(),t=this._valueMin()+e*t,this._trimAlignValue(t)},_uiHash:function(e,t,i){var s={handle:this.handles[e],handleIndex:e,value:void 0!==t?t:this.value()};return this._hasMultipleValues()&&(s.value=void 0!==t?t:this.values(e),s.values=i||this.values()),s},_hasMultipleValues:function(){return this.options.values&&this.options.values.length},_start:function(e,t){return this._trigger("start",e,this._uiHash(t))},_slide:function(e,t,i){var s,a=this.value(),n=this.values();this._hasMultipleValues()&&(s=this.values(t?0:1),a=this.values(t),2===this.options.values.length&&!0===this.options.range&&(i=0===t?Math.min(s,i):Math.max(s,i)),n[t]=i),i!==a&&!1!==this._trigger("slide",e,this._uiHash(t,i,n))&&(this._hasMultipleValues()?this.values(t,i):this.value(i))},_stop:function(e,t){this._trigger("stop",e,this._uiHash(t))},_change:function(e,t){this._keySliding||this._mouseSliding||(this._lastChangedValue=t,this._trigger("change",e,this._uiHash(t)))},value:function(e){return arguments.length?(this.options.value=this._trimAlignValue(e),this._refreshValue(),void this._change(null,0)):this._value()},values:function(e,t){var i,s,a;if(1<arguments.length)return this.options.values[e]=this._trimAlignValue(t),this._refreshValue(),void this._change(null,e);if(!arguments.length)return this._values();if(!o.isArray(e))return this._hasMultipleValues()?this._values(e):this.value();for(i=this.options.values,s=e,a=0;a<i.length;a+=1)i[a]=this._trimAlignValue(s[a]),this._change(null,a);this._refreshValue()},_setOption:function(e,t){var i,s=0;switch("range"===e&&!0===this.options.range&&("min"===t?(this.options.value=this._values(0),this.options.values=null):"max"===t&&(this.options.value=this._values(this.options.values.length-1),this.options.values=null)),o.isArray(this.options.values)&&(s=this.options.values.length),this._super(e,t),e){case"orientation":this._detectOrientation(),this._removeClass("ui-slider-horizontal ui-slider-vertical")._addClass("ui-slider-"+this.orientation),this._refreshValue(),this.options.range&&this._refreshRange(t),this.handles.css("horizontal"===t?"bottom":"left","");break;case"value":this._animateOff=!0,this._refreshValue(),this._change(null,0),this._animateOff=!1;break;case"values":for(this._animateOff=!0,this._refreshValue(),i=s-1;0<=i;i--)this._change(null,i);this._animateOff=!1;break;case"step":case"min":case"max":this._animateOff=!0,this._calculateNewMax(),this._refreshValue(),this._animateOff=!1;break;case"range":this._animateOff=!0,this._refresh(),this._animateOff=!1}},_setOptionDisabled:function(e){this._super(e),this._toggleClass(null,"ui-state-disabled",!!e)},_value:function(){var e=this.options.value;return e=this._trimAlignValue(e)},_values:function(e){var t,i,s;if(arguments.length)return t=this.options.values[e],this._trimAlignValue(t);if(this._hasMultipleValues()){for(i=this.options.values.slice(),s=0;s<i.length;s+=1)i[s]=this._trimAlignValue(i[s]);return i}return[]},_trimAlignValue:function(e){if(e<=this._valueMin())return this._valueMin();if(e>=this._valueMax())return this._valueMax();var t=0<this.options.step?this.options.step:1,i=(e-this._valueMin())%t,e=e-i;return 2*Math.abs(i)>=t&&(e+=0<i?t:-t),parseFloat(e.toFixed(5))},_calculateNewMax:function(){var e=this.options.max,t=this._valueMin(),i=this.options.step;(e=Math.round((e-t)/i)*i+t)>this.options.max&&(e-=i),this.max=parseFloat(e.toFixed(this._precision()))},_precision:function(){var e=this._precisionOf(this.options.step);return e=null!==this.options.min?Math.max(e,this._precisionOf(this.options.min)):e},_precisionOf:function(e){var t=e.toString(),e=t.indexOf(".");return-1===e?0:t.length-e-1},_valueMin:function(){return this.options.min},_valueMax:function(){return this.max},_refreshRange:function(e){"vertical"===e&&this.range.css({width:"",left:""}),"horizontal"===e&&this.range.css({height:"",bottom:""})},_refreshValue:function(){var t,i,e,s,a,n=this.options.range,h=this.options,l=this,u=!this._animateOff&&h.animate,r={};this._hasMultipleValues()?this.handles.each(function(e){i=(l.values(e)-l._valueMin())/(l._valueMax()-l._valueMin())*100,r["horizontal"===l.orientation?"left":"bottom"]=i+"%",o(this).stop(1,1)[u?"animate":"css"](r,h.animate),!0===l.options.range&&("horizontal"===l.orientation?(0===e&&l.range.stop(1,1)[u?"animate":"css"]({left:i+"%"},h.animate),1===e&&l.range[u?"animate":"css"]({width:i-t+"%"},{queue:!1,duration:h.animate})):(0===e&&l.range.stop(1,1)[u?"animate":"css"]({bottom:i+"%"},h.animate),1===e&&l.range[u?"animate":"css"]({height:i-t+"%"},{queue:!1,duration:h.animate}))),t=i}):(e=this.value(),s=this._valueMin(),a=this._valueMax(),i=a!==s?(e-s)/(a-s)*100:0,r["horizontal"===this.orientation?"left":"bottom"]=i+"%",this.handle.stop(1,1)[u?"animate":"css"](r,h.animate),"min"===n&&"horizontal"===this.orientation&&this.range.stop(1,1)[u?"animate":"css"]({width:i+"%"},h.animate),"max"===n&&"horizontal"===this.orientation&&this.range.stop(1,1)[u?"animate":"css"]({width:100-i+"%"},h.animate),"min"===n&&"vertical"===this.orientation&&this.range.stop(1,1)[u?"animate":"css"]({height:i+"%"},h.animate),"max"===n&&"vertical"===this.orientation&&this.range.stop(1,1)[u?"animate":"css"]({height:100-i+"%"},h.animate))},_handleEvents:{keydown:function(e){var t,i,s,a=o(e.target).data("ui-slider-handle-index");switch(e.keyCode){case o.ui.keyCode.HOME:case o.ui.keyCode.END:case o.ui.keyCode.PAGE_UP:case o.ui.keyCode.PAGE_DOWN:case o.ui.keyCode.UP:case o.ui.keyCode.RIGHT:case o.ui.keyCode.DOWN:case o.ui.keyCode.LEFT:if(e.preventDefault(),!this._keySliding&&(this._keySliding=!0,this._addClass(o(e.target),null,"ui-state-active"),!1===this._start(e,a)))return}switch(s=this.options.step,t=i=this._hasMultipleValues()?this.values(a):this.value(),e.keyCode){case o.ui.keyCode.HOME:i=this._valueMin();break;case o.ui.keyCode.END:i=this._valueMax();break;case o.ui.keyCode.PAGE_UP:i=this._trimAlignValue(t+(this._valueMax()-this._valueMin())/this.numPages);break;case o.ui.keyCode.PAGE_DOWN:i=this._trimAlignValue(t-(this._valueMax()-this._valueMin())/this.numPages);break;case o.ui.keyCode.UP:case o.ui.keyCode.RIGHT:if(t===this._valueMax())return;i=this._trimAlignValue(t+s);break;case o.ui.keyCode.DOWN:case o.ui.keyCode.LEFT:if(t===this._valueMin())return;i=this._trimAlignValue(t-s)}this._slide(e,a,i)},keyup:function(e){var t=o(e.target).data("ui-slider-handle-index");this._keySliding&&(this._keySliding=!1,this._stop(e,t),this._change(e,t),this._removeClass(o(e.target),null,"ui-state-active"))}}})}); |