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/*
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* jQuery UI Slider 1.8.6
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*
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* Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
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* Dual licensed under the MIT or GPL Version 2 licenses.
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* http://jquery.org/license
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*
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* http://docs.jquery.com/UI/Slider
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*
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* Depends:
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* jquery.ui.core.js
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* jquery.ui.mouse.js
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* jquery.ui.widget.js
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*/
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(function( $, undefined ) {
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// number of pages in a slider
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// (how many times can you page up/down to go through the whole range)
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var numPages = 5;
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$.widget( "ui.slider", $.ui.mouse, {
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widgetEventPrefix: "slide",
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options: {
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animate: false,
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distance: 0,
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max: 100,
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min: 0,
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orientation: "horizontal",
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range: false,
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step: 1,
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value: 0,
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values: null
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},
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_create: function() {
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var self = this,
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o = this.options;
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this._keySliding = false;
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this._mouseSliding = false;
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this._animateOff = true;
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this._handleIndex = null;
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this._detectOrientation();
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this._mouseInit();
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this.element
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.addClass( "ui-slider" +
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" ui-slider-" + this.orientation +
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" ui-widget" +
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" ui-widget-content" +
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" ui-corner-all" );
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if ( o.disabled ) {
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this.element.addClass( "ui-slider-disabled ui-disabled" );
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}
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this.range = $([]);
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if ( o.range ) {
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if ( o.range === true ) {
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this.range = $( "<div></div>" );
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if ( !o.values ) {
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o.values = [ this._valueMin(), this._valueMin() ];
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}
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if ( o.values.length && o.values.length !== 2 ) {
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o.values = [ o.values[0], o.values[0] ];
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}
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} else {
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this.range = $( "<div></div>" );
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}
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this.range
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.appendTo( this.element )
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.addClass( "ui-slider-range" );
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if ( o.range === "min" || o.range === "max" ) {
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this.range.addClass( "ui-slider-range-" + o.range );
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}
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// note: this isn't the most fittingly semantic framework class for this element,
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// but worked best visually with a variety of themes
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this.range.addClass( "ui-widget-header" );
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}
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if ( $( ".ui-slider-handle", this.element ).length === 0 ) {
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$( "<a href='#'></a>" )
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.appendTo( this.element )
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.addClass( "ui-slider-handle" );
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}
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if ( o.values && o.values.length ) {
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while ( $(".ui-slider-handle", this.element).length < o.values.length ) {
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$( "<a href='#'></a>" )
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.appendTo( this.element )
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.addClass( "ui-slider-handle" );
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}
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}
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this.handles = $( ".ui-slider-handle", this.element )
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.addClass( "ui-state-default" +
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" ui-corner-all" );
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this.handle = this.handles.eq( 0 );
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this.handles.add( this.range ).filter( "a" )
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.click(function( event ) {
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event.preventDefault();
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})
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.hover(function() {
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if ( !o.disabled ) {
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$( this ).addClass( "ui-state-hover" );
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}
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}, function() {
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$( this ).removeClass( "ui-state-hover" );
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})
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.focus(function() {
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if ( !o.disabled ) {
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$( ".ui-slider .ui-state-focus" ).removeClass( "ui-state-focus" );
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$( this ).addClass( "ui-state-focus" );
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} else {
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$( this ).blur();
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}
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})
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.blur(function() {
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$( this ).removeClass( "ui-state-focus" );
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});
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this.handles.each(function( i ) {
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$( this ).data( "index.ui-slider-handle", i );
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});
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this.handles
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.keydown(function( event ) {
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var ret = true,
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index = $( this ).data( "index.ui-slider-handle" ),
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allowed,
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curVal,
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newVal,
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step;
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if ( self.options.disabled ) {
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return;
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}
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switch ( event.keyCode ) {
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case $.ui.keyCode.HOME:
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case $.ui.keyCode.END:
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case $.ui.keyCode.PAGE_UP:
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case $.ui.keyCode.PAGE_DOWN:
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case $.ui.keyCode.UP:
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case $.ui.keyCode.RIGHT:
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case $.ui.keyCode.DOWN:
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case $.ui.keyCode.LEFT:
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ret = false;
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if ( !self._keySliding ) {
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self._keySliding = true;
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$( this ).addClass( "ui-state-active" );
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allowed = self._start( event, index );
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if ( allowed === false ) {
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return;
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}
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}
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break;
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}
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step = self.options.step;
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if ( self.options.values && self.options.values.length ) {
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curVal = newVal = self.values( index );
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} else {
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curVal = newVal = self.value();
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}
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switch ( event.keyCode ) {
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case $.ui.keyCode.HOME:
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newVal = self._valueMin();
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break;
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case $.ui.keyCode.END:
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newVal = self._valueMax();
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break;
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case $.ui.keyCode.PAGE_UP:
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newVal = self._trimAlignValue( curVal + ( (self._valueMax() - self._valueMin()) / numPages ) );
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break;
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case $.ui.keyCode.PAGE_DOWN:
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newVal = self._trimAlignValue( curVal - ( (self._valueMax() - self._valueMin()) / numPages ) );
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break;
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case $.ui.keyCode.UP:
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case $.ui.keyCode.RIGHT:
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if ( curVal === self._valueMax() ) {
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return;
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}
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newVal = self._trimAlignValue( curVal + step );
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break;
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case $.ui.keyCode.DOWN:
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case $.ui.keyCode.LEFT:
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if ( curVal === self._valueMin() ) {
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return;
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}
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newVal = self._trimAlignValue( curVal - step );
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break;
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}
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self._slide( event, index, newVal );
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return ret;
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})
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.keyup(function( event ) {
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var index = $( this ).data( "index.ui-slider-handle" );
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if ( self._keySliding ) {
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self._keySliding = false;
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self._stop( event, index );
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self._change( event, index );
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$( this ).removeClass( "ui-state-active" );
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}
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});
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this._refreshValue();
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this._animateOff = false;
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},
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destroy: function() {
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this.handles.remove();
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this.range.remove();
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this.element
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.removeClass( "ui-slider" +
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" ui-slider-horizontal" +
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" ui-slider-vertical" +
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" ui-slider-disabled" +
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" ui-widget" +
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" ui-widget-content" +
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" ui-corner-all" )
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.removeData( "slider" )
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.unbind( ".slider" );
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this._mouseDestroy();
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return this;
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},
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_mouseCapture: function( event ) {
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var o = this.options,
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position,
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normValue,
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distance,
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closestHandle,
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self,
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index,
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allowed,
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offset,
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mouseOverHandle;
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if ( o.disabled ) {
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return false;
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}
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this.elementSize = {
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width: this.element.outerWidth(),
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height: this.element.outerHeight()
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};
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this.elementOffset = this.element.offset();
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position = { x: event.pageX, y: event.pageY };
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normValue = this._normValueFromMouse( position );
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distance = this._valueMax() - this._valueMin() + 1;
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self = this;
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this.handles.each(function( i ) {
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var thisDistance = Math.abs( normValue - self.values(i) );
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if ( distance > thisDistance ) {
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distance = thisDistance;
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closestHandle = $( this );
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index = i;
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}
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});
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// workaround for bug #3736 (if both handles of a range are at 0,
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// the first is always used as the one with least distance,
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283
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// and moving it is obviously prevented by preventing negative ranges)
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if( o.range === true && this.values(1) === o.min ) {
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index += 1;
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closestHandle = $( this.handles[index] );
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}
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289
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allowed = this._start( event, index );
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if ( allowed === false ) {
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return false;
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}
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293
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this._mouseSliding = true;
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294
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295
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self._handleIndex = index;
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closestHandle
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.addClass( "ui-state-active" )
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.focus();
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301
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offset = closestHandle.offset();
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mouseOverHandle = !$( event.target ).parents().andSelf().is( ".ui-slider-handle" );
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this._clickOffset = mouseOverHandle ? { left: 0, top: 0 } : {
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left: event.pageX - offset.left - ( closestHandle.width() / 2 ),
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top: event.pageY - offset.top -
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( closestHandle.height() / 2 ) -
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( parseInt( closestHandle.css("borderTopWidth"), 10 ) || 0 ) -
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( parseInt( closestHandle.css("borderBottomWidth"), 10 ) || 0) +
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( parseInt( closestHandle.css("marginTop"), 10 ) || 0)
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310
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};
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311
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312
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this._slide( event, index, normValue );
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313
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this._animateOff = true;
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314
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return true;
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315
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},
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316
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317
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_mouseStart: function( event ) {
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318
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return true;
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319
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},
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320
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321
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_mouseDrag: function( event ) {
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322
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var position = { x: event.pageX, y: event.pageY },
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normValue = this._normValueFromMouse( position );
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324
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325
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this._slide( event, this._handleIndex, normValue );
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326
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327
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return false;
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328
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},
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329
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330
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_mouseStop: function( event ) {
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331
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this.handles.removeClass( "ui-state-active" );
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332
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this._mouseSliding = false;
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333
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334
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this._stop( event, this._handleIndex );
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335
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this._change( event, this._handleIndex );
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336
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337
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this._handleIndex = null;
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338
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this._clickOffset = null;
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339
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this._animateOff = false;
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340
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341
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return false;
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342
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},
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343
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344
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_detectOrientation: function() {
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345
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this.orientation = ( this.options.orientation === "vertical" ) ? "vertical" : "horizontal";
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346
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},
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347
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348
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_normValueFromMouse: function( position ) {
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349
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var pixelTotal,
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350
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pixelMouse,
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351
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percentMouse,
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352
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valueTotal,
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353
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valueMouse;
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354
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355
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if ( this.orientation === "horizontal" ) {
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356
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pixelTotal = this.elementSize.width;
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357
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pixelMouse = position.x - this.elementOffset.left - ( this._clickOffset ? this._clickOffset.left : 0 );
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358
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} else {
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359
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pixelTotal = this.elementSize.height;
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360
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pixelMouse = position.y - this.elementOffset.top - ( this._clickOffset ? this._clickOffset.top : 0 );
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361
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}
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362
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363
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percentMouse = ( pixelMouse / pixelTotal );
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364
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if ( percentMouse > 1 ) {
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365
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percentMouse = 1;
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366
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}
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367
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if ( percentMouse < 0 ) {
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368
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percentMouse = 0;
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369
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}
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370
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if ( this.orientation === "vertical" ) {
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371
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percentMouse = 1 - percentMouse;
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372
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}
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373
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374
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valueTotal = this._valueMax() - this._valueMin();
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375
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valueMouse = this._valueMin() + percentMouse * valueTotal;
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376
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377
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return this._trimAlignValue( valueMouse );
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378
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},
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379
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380
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_start: function( event, index ) {
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381
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var uiHash = {
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382
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handle: this.handles[ index ],
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383
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value: this.value()
|
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384
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};
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385
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if ( this.options.values && this.options.values.length ) {
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386
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uiHash.value = this.values( index );
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387
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uiHash.values = this.values();
|
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388
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}
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389
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return this._trigger( "start", event, uiHash );
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|
390
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},
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|
391
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392
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_slide: function( event, index, newVal ) {
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|
393
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var otherVal,
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394
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newValues,
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395
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allowed;
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|
396
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|
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397
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if ( this.options.values && this.options.values.length ) {
|
|
398
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otherVal = this.values( index ? 0 : 1 );
|
|
399
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|
|
400
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if ( ( this.options.values.length === 2 && this.options.range === true ) &&
|
|
401
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( ( index === 0 && newVal > otherVal) || ( index === 1 && newVal < otherVal ) )
|
|
402
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) {
|
|
403
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newVal = otherVal;
|
|
404
|
}
|
|
405
|
|
|
406
|
if ( newVal !== this.values( index ) ) {
|
|
407
|
newValues = this.values();
|
|
408
|
newValues[ index ] = newVal;
|
|
409
|
// A slide can be canceled by returning false from the slide callback
|
|
410
|
allowed = this._trigger( "slide", event, {
|
|
411
|
handle: this.handles[ index ],
|
|
412
|
value: newVal,
|
|
413
|
values: newValues
|
|
414
|
} );
|
|
415
|
otherVal = this.values( index ? 0 : 1 );
|
|
416
|
if ( allowed !== false ) {
|
|
417
|
this.values( index, newVal, true );
|
|
418
|
}
|
|
419
|
}
|
|
420
|
} else {
|
|
421
|
if ( newVal !== this.value() ) {
|
|
422
|
// A slide can be canceled by returning false from the slide callback
|
|
423
|
allowed = this._trigger( "slide", event, {
|
|
424
|
handle: this.handles[ index ],
|
|
425
|
value: newVal
|
|
426
|
} );
|
|
427
|
if ( allowed !== false ) {
|
|
428
|
this.value( newVal );
|
|
429
|
}
|
|
430
|
}
|
|
431
|
}
|
|
432
|
},
|
|
433
|
|
|
434
|
_stop: function( event, index ) {
|
|
435
|
var uiHash = {
|
|
436
|
handle: this.handles[ index ],
|
|
437
|
value: this.value()
|
|
438
|
};
|
|
439
|
if ( this.options.values && this.options.values.length ) {
|
|
440
|
uiHash.value = this.values( index );
|
|
441
|
uiHash.values = this.values();
|
|
442
|
}
|
|
443
|
|
|
444
|
this._trigger( "stop", event, uiHash );
|
|
445
|
},
|
|
446
|
|
|
447
|
_change: function( event, index ) {
|
|
448
|
if ( !this._keySliding && !this._mouseSliding ) {
|
|
449
|
var uiHash = {
|
|
450
|
handle: this.handles[ index ],
|
|
451
|
value: this.value()
|
|
452
|
};
|
|
453
|
if ( this.options.values && this.options.values.length ) {
|
|
454
|
uiHash.value = this.values( index );
|
|
455
|
uiHash.values = this.values();
|
|
456
|
}
|
|
457
|
|
|
458
|
this._trigger( "change", event, uiHash );
|
|
459
|
}
|
|
460
|
},
|
|
461
|
|
|
462
|
value: function( newValue ) {
|
|
463
|
if ( arguments.length ) {
|
|
464
|
this.options.value = this._trimAlignValue( newValue );
|
|
465
|
this._refreshValue();
|
|
466
|
this._change( null, 0 );
|
|
467
|
}
|
|
468
|
|
|
469
|
return this._value();
|
|
470
|
},
|
|
471
|
|
|
472
|
values: function( index, newValue ) {
|
|
473
|
var vals,
|
|
474
|
newValues,
|
|
475
|
i;
|
|
476
|
|
|
477
|
if ( arguments.length > 1 ) {
|
|
478
|
this.options.values[ index ] = this._trimAlignValue( newValue );
|
|
479
|
this._refreshValue();
|
|
480
|
this._change( null, index );
|
|
481
|
}
|
|
482
|
|
|
483
|
if ( arguments.length ) {
|
|
484
|
if ( $.isArray( arguments[ 0 ] ) ) {
|
|
485
|
vals = this.options.values;
|
|
486
|
newValues = arguments[ 0 ];
|
|
487
|
for ( i = 0; i < vals.length; i += 1 ) {
|
|
488
|
vals[ i ] = this._trimAlignValue( newValues[ i ] );
|
|
489
|
this._change( null, i );
|
|
490
|
}
|
|
491
|
this._refreshValue();
|
|
492
|
} else {
|
|
493
|
if ( this.options.values && this.options.values.length ) {
|
|
494
|
return this._values( index );
|
|
495
|
} else {
|
|
496
|
return this.value();
|
|
497
|
}
|
|
498
|
}
|
|
499
|
} else {
|
|
500
|
return this._values();
|
|
501
|
}
|
|
502
|
},
|
|
503
|
|
|
504
|
_setOption: function( key, value ) {
|
|
505
|
var i,
|
|
506
|
valsLength = 0;
|
|
507
|
|
|
508
|
if ( $.isArray( this.options.values ) ) {
|
|
509
|
valsLength = this.options.values.length;
|
|
510
|
}
|
|
511
|
|
|
512
|
$.Widget.prototype._setOption.apply( this, arguments );
|
|
513
|
|
|
514
|
switch ( key ) {
|
|
515
|
case "disabled":
|
|
516
|
if ( value ) {
|
|
517
|
this.handles.filter( ".ui-state-focus" ).blur();
|
|
518
|
this.handles.removeClass( "ui-state-hover" );
|
|
519
|
this.handles.attr( "disabled", "disabled" );
|
|
520
|
this.element.addClass( "ui-disabled" );
|
|
521
|
} else {
|
|
522
|
this.handles.removeAttr( "disabled" );
|
|
523
|
this.element.removeClass( "ui-disabled" );
|
|
524
|
}
|
|
525
|
break;
|
|
526
|
case "orientation":
|
|
527
|
this._detectOrientation();
|
|
528
|
this.element
|
|
529
|
.removeClass( "ui-slider-horizontal ui-slider-vertical" )
|
|
530
|
.addClass( "ui-slider-" + this.orientation );
|
|
531
|
this._refreshValue();
|
|
532
|
break;
|
|
533
|
case "value":
|
|
534
|
this._animateOff = true;
|
|
535
|
this._refreshValue();
|
|
536
|
this._change( null, 0 );
|
|
537
|
this._animateOff = false;
|
|
538
|
break;
|
|
539
|
case "values":
|
|
540
|
this._animateOff = true;
|
|
541
|
this._refreshValue();
|
|
542
|
for ( i = 0; i < valsLength; i += 1 ) {
|
|
543
|
this._change( null, i );
|
|
544
|
}
|
|
545
|
this._animateOff = false;
|
|
546
|
break;
|
|
547
|
}
|
|
548
|
},
|
|
549
|
|
|
550
|
//internal value getter
|
|
551
|
// _value() returns value trimmed by min and max, aligned by step
|
|
552
|
_value: function() {
|
|
553
|
var val = this.options.value;
|
|
554
|
val = this._trimAlignValue( val );
|
|
555
|
|
|
556
|
return val;
|
|
557
|
},
|
|
558
|
|
|
559
|
//internal values getter
|
|
560
|
// _values() returns array of values trimmed by min and max, aligned by step
|
|
561
|
// _values( index ) returns single value trimmed by min and max, aligned by step
|
|
562
|
_values: function( index ) {
|
|
563
|
var val,
|
|
564
|
vals,
|
|
565
|
i;
|
|
566
|
|
|
567
|
if ( arguments.length ) {
|
|
568
|
val = this.options.values[ index ];
|
|
569
|
val = this._trimAlignValue( val );
|
|
570
|
|
|
571
|
return val;
|
|
572
|
} else {
|
|
573
|
// .slice() creates a copy of the array
|
|
574
|
// this copy gets trimmed by min and max and then returned
|
|
575
|
vals = this.options.values.slice();
|
|
576
|
for ( i = 0; i < vals.length; i+= 1) {
|
|
577
|
vals[ i ] = this._trimAlignValue( vals[ i ] );
|
|
578
|
}
|
|
579
|
|
|
580
|
return vals;
|
|
581
|
}
|
|
582
|
},
|
|
583
|
|
|
584
|
// returns the step-aligned value that val is closest to, between (inclusive) min and max
|
|
585
|
_trimAlignValue: function( val ) {
|
|
586
|
if ( val < this._valueMin() ) {
|
|
587
|
return this._valueMin();
|
|
588
|
}
|
|
589
|
if ( val > this._valueMax() ) {
|
|
590
|
return this._valueMax();
|
|
591
|
}
|
|
592
|
var step = ( this.options.step > 0 ) ? this.options.step : 1,
|
|
593
|
valModStep = val % step,
|
|
594
|
alignValue = val - valModStep;
|
|
595
|
|
|
596
|
if ( Math.abs(valModStep) * 2 >= step ) {
|
|
597
|
alignValue += ( valModStep > 0 ) ? step : ( -step );
|
|
598
|
}
|
|
599
|
|
|
600
|
// Since JavaScript has problems with large floats, round
|
|
601
|
// the final value to 5 digits after the decimal point (see #4124)
|
|
602
|
return parseFloat( alignValue.toFixed(5) );
|
|
603
|
},
|
|
604
|
|
|
605
|
_valueMin: function() {
|
|
606
|
return this.options.min;
|
|
607
|
},
|
|
608
|
|
|
609
|
_valueMax: function() {
|
|
610
|
return this.options.max;
|
|
611
|
},
|
|
612
|
|
|
613
|
_refreshValue: function() {
|
|
614
|
var oRange = this.options.range,
|
|
615
|
o = this.options,
|
|
616
|
self = this,
|
|
617
|
animate = ( !this._animateOff ) ? o.animate : false,
|
|
618
|
valPercent,
|
|
619
|
_set = {},
|
|
620
|
lastValPercent,
|
|
621
|
value,
|
|
622
|
valueMin,
|
|
623
|
valueMax;
|
|
624
|
|
|
625
|
if ( this.options.values && this.options.values.length ) {
|
|
626
|
this.handles.each(function( i, j ) {
|
|
627
|
valPercent = ( self.values(i) - self._valueMin() ) / ( self._valueMax() - self._valueMin() ) * 100;
|
|
628
|
_set[ self.orientation === "horizontal" ? "left" : "bottom" ] = valPercent + "%";
|
|
629
|
$( this ).stop( 1, 1 )[ animate ? "animate" : "css" ]( _set, o.animate );
|
|
630
|
if ( self.options.range === true ) {
|
|
631
|
if ( self.orientation === "horizontal" ) {
|
|
632
|
if ( i === 0 ) {
|
|
633
|
self.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { left: valPercent + "%" }, o.animate );
|
|
634
|
}
|
|
635
|
if ( i === 1 ) {
|
|
636
|
self.range[ animate ? "animate" : "css" ]( { width: ( valPercent - lastValPercent ) + "%" }, { queue: false, duration: o.animate } );
|
|
637
|
}
|
|
638
|
} else {
|
|
639
|
if ( i === 0 ) {
|
|
640
|
self.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { bottom: ( valPercent ) + "%" }, o.animate );
|
|
641
|
}
|
|
642
|
if ( i === 1 ) {
|
|
643
|
self.range[ animate ? "animate" : "css" ]( { height: ( valPercent - lastValPercent ) + "%" }, { queue: false, duration: o.animate } );
|
|
644
|
}
|
|
645
|
}
|
|
646
|
}
|
|
647
|
lastValPercent = valPercent;
|
|
648
|
});
|
|
649
|
} else {
|
|
650
|
value = this.value();
|
|
651
|
valueMin = this._valueMin();
|
|
652
|
valueMax = this._valueMax();
|
|
653
|
valPercent = ( valueMax !== valueMin ) ?
|
|
654
|
( value - valueMin ) / ( valueMax - valueMin ) * 100 :
|
|
655
|
0;
|
|
656
|
_set[ self.orientation === "horizontal" ? "left" : "bottom" ] = valPercent + "%";
|
|
657
|
this.handle.stop( 1, 1 )[ animate ? "animate" : "css" ]( _set, o.animate );
|
|
658
|
|
|
659
|
if ( oRange === "min" && this.orientation === "horizontal" ) {
|
|
660
|
this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { width: valPercent + "%" }, o.animate );
|
|
661
|
}
|
|
662
|
if ( oRange === "max" && this.orientation === "horizontal" ) {
|
|
663
|
this.range[ animate ? "animate" : "css" ]( { width: ( 100 - valPercent ) + "%" }, { queue: false, duration: o.animate } );
|
|
664
|
}
|
|
665
|
if ( oRange === "min" && this.orientation === "vertical" ) {
|
|
666
|
this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { height: valPercent + "%" }, o.animate );
|
|
667
|
}
|
|
668
|
if ( oRange === "max" && this.orientation === "vertical" ) {
|
|
669
|
this.range[ animate ? "animate" : "css" ]( { height: ( 100 - valPercent ) + "%" }, { queue: false, duration: o.animate } );
|
|
670
|
}
|
|
671
|
}
|
|
672
|
}
|
|
673
|
|
|
674
|
});
|
|
675
|
|
|
676
|
$.extend( $.ui.slider, {
|
|
677
|
version: "1.8.6"
|
|
678
|
});
|
|
679
|
|
|
680
|
}(jQuery));
|