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Register as an anonymous module. define( [ "jquery", "./mouse", "../keycode", "../version", "../widget" ], factory ); } else { // Browser globals factory( jQuery ); } } )( function( $ ) { "use strict"; return $.widget( "ui.slider", $.ui.mouse, { version: "1.13.3", widgetEventPrefix: "slide", options: { animate: false, classes: { "ui-slider": "ui-corner-all", "ui-slider-handle": "ui-corner-all", // Note: ui-widget-header isn't the most fittingly semantic framework class for this // element, but worked best visually with a variety of themes "ui-slider-range": "ui-corner-all ui-widget-header" }, distance: 0, max: 100, min: 0, orientation: "horizontal", range: false, step: 1, value: 0, values: null, // Callbacks change: null, slide: null, start: null, stop: null }, // Number of pages in a slider // (how many times can you page up/down to go through the whole range) numPages: 5, _create: function() { this._keySliding = false; this._mouseSliding = false; this._animateOff = true; 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 = false; }, _refresh: function() { this._createRange(); this._createHandles(); this._setupEvents(); this._refreshValue(); }, _createHandles: function() { var i, handleCount, options = this.options, existingHandles = this.element.find( ".ui-slider-handle" ), handle = "", handles = []; handleCount = ( options.values && options.values.length ) || 1; if ( existingHandles.length > handleCount ) { existingHandles.slice( handleCount ).remove(); existingHandles = existingHandles.slice( 0, handleCount ); } for ( i = existingHandles.length; i < handleCount; i++ ) { handles.push( handle ); } this.handles = existingHandles.add( $( handles.join( "" ) ).appendTo( this.element ) ); this._addClass( this.handles, "ui-slider-handle", "ui-state-default" ); this.handle = this.handles.eq( 0 ); this.handles.each( function( i ) { $( this ) .data( "ui-slider-handle-index", i ) .attr( "tabIndex", 0 ); } ); }, _createRange: function() { var options = this.options; if ( options.range ) { if ( options.range === true ) { if ( !options.values ) { options.values = [ this._valueMin(), this._valueMin() ]; } else if ( options.values.length && options.values.length !== 2 ) { options.values = [ options.values[ 0 ], options.values[ 0 ] ]; } else if ( Array.isArray( options.values ) ) { options.values = options.values.slice( 0 ); } } if ( !this.range || !this.range.length ) { this.range = $( "
" ) .appendTo( this.element ); this._addClass( this.range, "ui-slider-range" ); } else { this._removeClass( this.range, "ui-slider-range-min ui-slider-range-max" ); // Handle range switching from true to min/max this.range.css( { "left": "", "bottom": "" } ); } if ( options.range === "min" || options.range === "max" ) { this._addClass( this.range, "ui-slider-range-" + options.range ); } } else { if ( 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(); if ( this.range ) { this.range.remove(); } this._mouseDestroy(); }, _mouseCapture: function( event ) { var position, normValue, distance, closestHandle, index, allowed, offset, mouseOverHandle, that = this, o = this.options; if ( o.disabled ) { return false; } this.elementSize = { width: this.element.outerWidth(), height: this.element.outerHeight() }; this.elementOffset = this.element.offset(); position = { x: event.pageX, y: event.pageY }; normValue = this._normValueFromMouse( position ); distance = this._valueMax() - this._valueMin() + 1; this.handles.each( function( i ) { var thisDistance = Math.abs( normValue - that.values( i ) ); if ( ( distance > thisDistance ) || ( distance === thisDistance && ( i === that._lastChangedValue || that.values( i ) === o.min ) ) ) { distance = thisDistance; closestHandle = $( this ); index = i; } } ); allowed = this._start( event, index ); if ( allowed === false ) { return false; } this._mouseSliding = true; this._handleIndex = index; this._addClass( closestHandle, null, "ui-state-active" ); closestHandle.trigger( "focus" ); offset = closestHandle.offset(); mouseOverHandle = !$( event.target ).parents().addBack().is( ".ui-slider-handle" ); this._clickOffset = mouseOverHandle ? { left: 0, top: 0 } : { left: event.pageX - offset.left - ( closestHandle.width() / 2 ), top: event.pageY - offset.top - ( closestHandle.height() / 2 ) - ( parseInt( closestHandle.css( "borderTopWidth" ), 10 ) || 0 ) - ( parseInt( closestHandle.css( "borderBottomWidth" ), 10 ) || 0 ) + ( parseInt( closestHandle.css( "marginTop" ), 10 ) || 0 ) }; if ( !this.handles.hasClass( "ui-state-hover" ) ) { this._slide( event, index, normValue ); } this._animateOff = true; return true; }, _mouseStart: function() { return true; }, _mouseDrag: function( event ) { var position = { x: event.pageX, y: event.pageY }, normValue = this._normValueFromMouse( position ); this._slide( event, this._handleIndex, normValue ); return false; }, _mouseStop: function( event ) { this._removeClass( this.handles, null, "ui-state-active" ); this._mouseSliding = false; this._stop( event, this._handleIndex ); this._change( event, this._handleIndex ); this._handleIndex = null; this._clickOffset = null; this._animateOff = false; return false; }, _detectOrientation: function() { this.orientation = ( this.options.orientation === "vertical" ) ? "vertical" : "horizontal"; }, _normValueFromMouse: function( position ) { var pixelTotal, pixelMouse, percentMouse, valueTotal, valueMouse; if ( this.orientation === "horizontal" ) { pixelTotal = this.elementSize.width; pixelMouse = position.x - this.elementOffset.left - ( this._clickOffset ? this._clickOffset.left : 0 ); } else { pixelTotal = this.elementSize.height; pixelMouse = position.y - this.elementOffset.top - ( this._clickOffset ? this._clickOffset.top : 0 ); } percentMouse = ( pixelMouse / pixelTotal ); if ( percentMouse > 1 ) { percentMouse = 1; } if ( percentMouse < 0 ) { percentMouse = 0; } if ( this.orientation === "vertical" ) { percentMouse = 1 - percentMouse; } valueTotal = this._valueMax() - this._valueMin(); valueMouse = this._valueMin() + percentMouse * valueTotal; return this._trimAlignValue( valueMouse ); }, _uiHash: function( index, value, values ) { var uiHash = { handle: this.handles[ index ], handleIndex: index, value: value !== undefined ? value : this.value() }; if ( this._hasMultipleValues() ) { uiHash.value = value !== undefined ? value : this.values( index ); uiHash.values = values || this.values(); } return uiHash; }, _hasMultipleValues: function() { return this.options.values && this.options.values.length; }, _start: function( event, index ) { return this._trigger( "start", event, this._uiHash( index ) ); }, _slide: function( event, index, newVal ) { var allowed, otherVal, currentValue = this.value(), newValues = this.values(); if ( this._hasMultipleValues() ) { otherVal = this.values( index ? 0 : 1 ); currentValue = this.values( index ); if ( this.options.values.length === 2 && this.options.range === true ) { newVal = index === 0 ? Math.min( otherVal, newVal ) : Math.max( otherVal, newVal ); } newValues[ index ] = newVal; } if ( newVal === currentValue ) { return; } allowed = this._trigger( "slide", event, this._uiHash( index, newVal, newValues ) ); // A slide can be canceled by returning false from the slide callback if ( allowed === false ) { return; } if ( this._hasMultipleValues() ) { this.values( index, newVal ); } else { this.value( newVal ); } }, _stop: function( event, index ) { this._trigger( "stop", event, this._uiHash( index ) ); }, _change: function( event, index ) { if ( !this._keySliding && !this._mouseSliding ) { //store the last changed value index for reference when handles overlap this._lastChangedValue = index; this._trigger( "change", event, this._uiHash( index ) ); } }, value: function( newValue ) { if ( arguments.length ) { this.options.value = this._trimAlignValue( newValue ); this._refreshValue(); this._change( null, 0 ); return; } return this._value(); }, values: function( index, newValue ) { var vals, newValues, i; if ( arguments.length > 1 ) { this.options.values[ index ] = this._trimAlignValue( newValue ); this._refreshValue(); this._change( null, index ); return; } if ( arguments.length ) { if ( Array.isArray( arguments[ 0 ] ) ) { vals = this.options.values; newValues = arguments[ 0 ]; for ( i = 0; i < vals.length; i += 1 ) { vals[ i ] = this._trimAlignValue( newValues[ i ] ); this._change( null, i ); } this._refreshValue(); } else { if ( this._hasMultipleValues() ) { return this._values( index ); } else { return this.value(); } } } else { return this._values(); } }, _setOption: function( key, value ) { var i, valsLength = 0; if ( key === "range" && this.options.range === true ) { if ( value === "min" ) { this.options.value = this._values( 0 ); this.options.values = null; } else if ( value === "max" ) { this.options.value = this._values( this.options.values.length - 1 ); this.options.values = null; } } if ( Array.isArray( this.options.values ) ) { valsLength = this.options.values.length; } this._super( key, value ); switch ( key ) { case "orientation": this._detectOrientation(); this._removeClass( "ui-slider-horizontal ui-slider-vertical" ) ._addClass( "ui-slider-" + this.orientation ); this._refreshValue(); if ( this.options.range ) { this._refreshRange( value ); } // Reset positioning from previous orientation this.handles.css( value === "horizontal" ? "bottom" : "left", "" ); break; case "value": this._animateOff = true; this._refreshValue(); this._change( null, 0 ); this._animateOff = false; break; case "values": this._animateOff = true; this._refreshValue(); // Start from the last handle to prevent unreachable handles (#9046) for ( i = valsLength - 1; i >= 0; i-- ) { this._change( null, i ); } this._animateOff = false; break; case "step": case "min": case "max": this._animateOff = true; this._calculateNewMax(); this._refreshValue(); this._animateOff = false; break; case "range": this._animateOff = true; this._refresh(); this._animateOff = false; break; } }, _setOptionDisabled: function( value ) { this._super( value ); this._toggleClass( null, "ui-state-disabled", !!value ); }, //internal value getter // _value() returns value trimmed by min and max, aligned by step _value: function() { var val = this.options.value; val = this._trimAlignValue( val ); return val; }, //internal values getter // _values() returns array of values trimmed by min and max, aligned by step // _values( index ) returns single value trimmed by min and max, aligned by step _values: function( index ) { var val, vals, i; if ( arguments.length ) { val = this.options.values[ index ]; val = this._trimAlignValue( val ); return val; } else if ( this._hasMultipleValues() ) { // .slice() creates a copy of the array // this copy gets trimmed by min and max and then returned vals = this.options.values.slice(); for ( i = 0; i < vals.length; i += 1 ) { vals[ i ] = this._trimAlignValue( vals[ i ] ); } return vals; } else { return []; } }, // Returns the step-aligned value that val is closest to, between (inclusive) min and max _trimAlignValue: function( val ) { if ( val <= this._valueMin() ) { return this._valueMin(); } if ( val >= this._valueMax() ) { return this._valueMax(); } var step = ( this.options.step > 0 ) ? this.options.step : 1, valModStep = ( val - this._valueMin() ) % step, alignValue = val - valModStep; if ( Math.abs( valModStep ) * 2 >= step ) { alignValue += ( valModStep > 0 ) ? step : ( -step ); } // Since JavaScript has problems with large floats, round // the final value to 5 digits after the decimal point (see #4124) return parseFloat( alignValue.toFixed( 5 ) ); }, _calculateNewMax: function() { var max = this.options.max, min = this._valueMin(), step = this.options.step, aboveMin = Math.round( ( max - min ) / step ) * step; max = aboveMin + min; if ( max > this.options.max ) { //If max is not divisible by step, rounding off may increase its value max -= step; } this.max = parseFloat( max.toFixed( this._precision() ) ); }, _precision: function() { var precision = this._precisionOf( this.options.step ); if ( this.options.min !== null ) { precision = Math.max( precision, this._precisionOf( this.options.min ) ); } return precision; }, _precisionOf: function( num ) { var str = num.toString(), decimal = str.indexOf( "." ); return decimal === -1 ? 0 : str.length - decimal - 1; }, _valueMin: function() { return this.options.min; }, _valueMax: function() { return this.max; }, _refreshRange: function( orientation ) { if ( orientation === "vertical" ) { this.range.css( { "width": "", "left": "" } ); } if ( orientation === "horizontal" ) { this.range.css( { "height": "", "bottom": "" } ); } }, _refreshValue: function() { var lastValPercent, valPercent, value, valueMin, valueMax, oRange = this.options.range, o = this.options, that = this, animate = ( !this._animateOff ) ? o.animate : false, _set = {}; if ( this._hasMultipleValues() ) { this.handles.each( function( i ) { valPercent = ( that.values( i ) - that._valueMin() ) / ( that._valueMax() - that._valueMin() ) * 100; _set[ that.orientation === "horizontal" ? "left" : "bottom" ] = valPercent + "%"; $( this ).stop( 1, 1 )[ animate ? "animate" : "css" ]( _set, o.animate ); if ( that.options.range === true ) { if ( that.orientation === "horizontal" ) { if ( i === 0 ) { that.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { left: valPercent + "%" }, o.animate ); } if ( i === 1 ) { that.range[ animate ? "animate" : "css" ]( { width: ( valPercent - lastValPercent ) + "%" }, { queue: false, duration: o.animate } ); } } else { if ( i === 0 ) { that.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { bottom: ( valPercent ) + "%" }, o.animate ); } if ( i === 1 ) { that.range[ animate ? "animate" : "css" ]( { height: ( valPercent - lastValPercent ) + "%" }, { queue: false, duration: o.animate } ); } } } lastValPercent = valPercent; } ); } else { value = this.value(); valueMin = this._valueMin(); valueMax = this._valueMax(); valPercent = ( valueMax !== valueMin ) ? ( value - valueMin ) / ( valueMax - valueMin ) * 100 : 0; _set[ this.orientation === "horizontal" ? "left" : "bottom" ] = valPercent + "%"; this.handle.stop( 1, 1 )[ animate ? "animate" : "css" ]( _set, o.animate ); if ( oRange === "min" && this.orientation === "horizontal" ) { this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { width: valPercent + "%" }, o.animate ); } if ( oRange === "max" && this.orientation === "horizontal" ) { this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { width: ( 100 - valPercent ) + "%" }, o.animate ); } if ( oRange === "min" && this.orientation === "vertical" ) { this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { height: valPercent + "%" }, o.animate ); } if ( oRange === "max" && this.orientation === "vertical" ) { this.range.stop( 1, 1 )[ animate ? "animate" : "css" ]( { height: ( 100 - valPercent ) + "%" }, o.animate ); } } }, _handleEvents: { keydown: function( event ) { var allowed, curVal, newVal, step, index = $( event.target ).data( "ui-slider-handle-index" ); switch ( event.keyCode ) { case $.ui.keyCode.HOME: case $.ui.keyCode.END: case $.ui.keyCode.PAGE_UP: case $.ui.keyCode.PAGE_DOWN: case $.ui.keyCode.UP: case $.ui.keyCode.RIGHT: case $.ui.keyCode.DOWN: case $.ui.keyCode.LEFT: event.preventDefault(); if ( !this._keySliding ) { this._keySliding = true; this._addClass( $( event.target ), null, "ui-state-active" ); allowed = this._start( event, index ); if ( allowed === false ) { return; } } break; } step = this.options.step; if ( this._hasMultipleValues() ) { curVal = newVal = this.values( index ); } else { curVal = newVal = this.value(); } switch ( event.keyCode ) { case $.ui.keyCode.HOME: newVal = this._valueMin(); break; case $.ui.keyCode.END: newVal = this._valueMax(); break; case $.ui.keyCode.PAGE_UP: newVal = this._trimAlignValue( curVal + ( ( this._valueMax() - this._valueMin() ) / this.numPages ) ); break; case $.ui.keyCode.PAGE_DOWN: newVal = this._trimAlignValue( curVal - ( ( this._valueMax() - this._valueMin() ) / this.numPages ) ); break; case $.ui.keyCode.UP: case $.ui.keyCode.RIGHT: if ( curVal === this._valueMax() ) { return; } newVal = this._trimAlignValue( curVal + step ); break; case $.ui.keyCode.DOWN: case $.ui.keyCode.LEFT: if ( curVal === this._valueMin() ) { return; } newVal = this._trimAlignValue( curVal - step ); break; } this._slide( event, index, newVal ); }, keyup: function( event ) { var index = $( event.target ).data( "ui-slider-handle-index" ); if ( this._keySliding ) { this._keySliding = false; this._stop( event, index ); this._change( event, index ); this._removeClass( $( event.target ), null, "ui-state-active" ); } } } } ); } );