imported the whole jquery-ui package, refreshed with 1.10.2
[unfold.git] / third-party / jquery-ui-1.10.2 / ui / jquery.ui.slider.js
diff --git a/third-party/jquery-ui-1.10.2/ui/jquery.ui.slider.js b/third-party/jquery-ui-1.10.2/ui/jquery.ui.slider.js
new file mode 100644 (file)
index 0000000..5cde519
--- /dev/null
@@ -0,0 +1,672 @@
+/*!
+ * jQuery UI Slider 1.10.2
+ * http://jqueryui.com
+ *
+ * Copyright 2013 jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ *
+ * http://api.jqueryui.com/slider/
+ *
+ * Depends:
+ *     jquery.ui.core.js
+ *     jquery.ui.mouse.js
+ *     jquery.ui.widget.js
+ */
+(function( $, undefined ) {
+
+// number of pages in a slider
+// (how many times can you page up/down to go through the whole range)
+var numPages = 5;
+
+$.widget( "ui.slider", $.ui.mouse, {
+       version: "1.10.2",
+       widgetEventPrefix: "slide",
+
+       options: {
+               animate: false,
+               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
+       },
+
+       _create: function() {
+               this._keySliding = false;
+               this._mouseSliding = false;
+               this._animateOff = true;
+               this._handleIndex = null;
+               this._detectOrientation();
+               this._mouseInit();
+
+               this.element
+                       .addClass( "ui-slider" +
+                               " ui-slider-" + this.orientation +
+                               " ui-widget" +
+                               " ui-widget-content" +
+                               " ui-corner-all");
+
+               this._refresh();
+               this._setOption( "disabled", this.options.disabled );
+
+               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" ).addClass( "ui-state-default ui-corner-all" ),
+                       handle = "<a class='ui-slider-handle ui-state-default ui-corner-all' href='#'></a>",
+                       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.handle = this.handles.eq( 0 );
+
+               this.handles.each(function( i ) {
+                       $( this ).data( "ui-slider-handle-index", i );
+               });
+       },
+
+       _createRange: function() {
+               var options = this.options,
+                       classes = "";
+
+               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 ( $.isArray( options.values ) ) {
+                                       options.values = options.values.slice(0);
+                               }
+                       }
+
+                       if ( !this.range || !this.range.length ) {
+                               this.range = $( "<div></div>" )
+                                       .appendTo( this.element );
+
+                               classes = "ui-slider-range" +
+                               // note: this isn't the most fittingly semantic framework class for this element,
+                               // but worked best visually with a variety of themes
+                               " ui-widget-header ui-corner-all";
+                       } else {
+                               this.range.removeClass( "ui-slider-range-min ui-slider-range-max" )
+                                       // Handle range switching from true to min/max
+                                       .css({
+                                               "left": "",
+                                               "bottom": ""
+                                       });
+                       }
+
+                       this.range.addClass( classes +
+                               ( ( options.range === "min" || options.range === "max" ) ? " ui-slider-range-" + options.range : "" ) );
+               } else {
+                       this.range = $([]);
+               }
+       },
+
+       _setupEvents: function() {
+               var elements = this.handles.add( this.range ).filter( "a" );
+               this._off( elements );
+               this._on( elements, this._handleEvents );
+               this._hoverable( elements );
+               this._focusable( elements );
+       },
+
+       _destroy: function() {
+               this.handles.remove();
+               this.range.remove();
+
+               this.element
+                       .removeClass( "ui-slider" +
+                               " ui-slider-horizontal" +
+                               " ui-slider-vertical" +
+                               " ui-widget" +
+                               " ui-widget-content" +
+                               " ui-corner-all" );
+
+               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 = $( this );
+                               index = i;
+                       }
+               });
+
+               allowed = this._start( event, index );
+               if ( allowed === false ) {
+                       return false;
+               }
+               this._mouseSliding = true;
+
+               this._handleIndex = index;
+
+               closestHandle
+                       .addClass( "ui-state-active" )
+                       .focus();
+
+               offset = closestHandle.offset();
+               mouseOverHandle = !$( 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.handles.removeClass( "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 );
+       },
+
+       _start: function( event, index ) {
+               var uiHash = {
+                       handle: this.handles[ index ],
+                       value: this.value()
+               };
+               if ( this.options.values && this.options.values.length ) {
+                       uiHash.value = this.values( index );
+                       uiHash.values = this.values();
+               }
+               return this._trigger( "start", event, uiHash );
+       },
+
+       _slide: function( event, index, newVal ) {
+               var otherVal,
+                       newValues,
+                       allowed;
+
+               if ( this.options.values && this.options.values.length ) {
+                       otherVal = this.values( index ? 0 : 1 );
+
+                       if ( ( this.options.values.length === 2 && this.options.range === true ) &&
+                                       ( ( index === 0 && newVal > otherVal) || ( index === 1 && newVal < otherVal ) )
+                               ) {
+                               newVal = otherVal;
+                       }
+
+                       if ( newVal !== this.values( index ) ) {
+                               newValues = this.values();
+                               newValues[ index ] = newVal;
+                               // A slide can be canceled by returning false from the slide callback
+                               allowed = this._trigger( "slide", event, {
+                                       handle: this.handles[ index ],
+                                       value: newVal,
+                                       values: newValues
+                               } );
+                               otherVal = this.values( index ? 0 : 1 );
+                               if ( allowed !== false ) {
+                                       this.values( index, newVal, true );
+                               }
+                       }
+               } else {
+                       if ( newVal !== this.value() ) {
+                               // A slide can be canceled by returning false from the slide callback
+                               allowed = this._trigger( "slide", event, {
+                                       handle: this.handles[ index ],
+                                       value: newVal
+                               } );
+                               if ( allowed !== false ) {
+                                       this.value( newVal );
+                               }
+                       }
+               }
+       },
+
+       _stop: function( event, index ) {
+               var uiHash = {
+                       handle: this.handles[ index ],
+                       value: this.value()
+               };
+               if ( this.options.values && this.options.values.length ) {
+                       uiHash.value = this.values( index );
+                       uiHash.values = this.values();
+               }
+
+               this._trigger( "stop", event, uiHash );
+       },
+
+       _change: function( event, index ) {
+               if ( !this._keySliding && !this._mouseSliding ) {
+                       var uiHash = {
+                               handle: this.handles[ index ],
+                               value: this.value()
+                       };
+                       if ( this.options.values && this.options.values.length ) {
+                               uiHash.value = this.values( index );
+                               uiHash.values = this.values();
+                       }
+
+                       //store the last changed value index for reference when handles overlap
+                       this._lastChangedValue = index;
+
+                       this._trigger( "change", event, uiHash );
+               }
+       },
+
+       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 ( $.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.options.values && this.options.values.length ) {
+                                       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 ( $.isArray( this.options.values ) ) {
+                       valsLength = this.options.values.length;
+               }
+
+               $.Widget.prototype._setOption.apply( this, arguments );
+
+               switch ( key ) {
+                       case "orientation":
+                               this._detectOrientation();
+                               this.element
+                                       .removeClass( "ui-slider-horizontal ui-slider-vertical" )
+                                       .addClass( "ui-slider-" + this.orientation );
+                               this._refreshValue();
+                               break;
+                       case "value":
+                               this._animateOff = true;
+                               this._refreshValue();
+                               this._change( null, 0 );
+                               this._animateOff = false;
+                               break;
+                       case "values":
+                               this._animateOff = true;
+                               this._refreshValue();
+                               for ( i = 0; i < valsLength; i += 1 ) {
+                                       this._change( null, i );
+                               }
+                               this._animateOff = false;
+                               break;
+                       case "min":
+                       case "max":
+                               this._animateOff = true;
+                               this._refreshValue();
+                               this._animateOff = false;
+                               break;
+                       case "range":
+                               this._animateOff = true;
+                               this._refresh();
+                               this._animateOff = false;
+                               break;
+               }
+       },
+
+       //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.options.values && this.options.values.length ) {
+                       // .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) );
+       },
+
+       _valueMin: function() {
+               return this.options.min;
+       },
+
+       _valueMax: function() {
+               return this.options.max;
+       },
+
+       _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.options.values && this.options.values.length ) {
+                       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[ animate ? "animate" : "css" ]( { width: ( 100 - valPercent ) + "%" }, { queue: false, duration: 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[ animate ? "animate" : "css" ]( { height: ( 100 - valPercent ) + "%" }, { queue: false, duration: o.animate } );
+                       }
+               }
+       },
+
+       _handleEvents: {
+               keydown: function( event ) {
+                       /*jshint maxcomplexity:25*/
+                       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;
+                                               $( event.target ).addClass( "ui-state-active" );
+                                               allowed = this._start( event, index );
+                                               if ( allowed === false ) {
+                                                       return;
+                                               }
+                                       }
+                                       break;
+                       }
+
+                       step = this.options.step;
+                       if ( this.options.values && this.options.values.length ) {
+                               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()) / numPages ) );
+                                       break;
+                               case $.ui.keyCode.PAGE_DOWN:
+                                       newVal = this._trimAlignValue( curVal - ( (this._valueMax() - this._valueMin()) / 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 );
+               },
+               click: function( event ) {
+                       event.preventDefault();
+               },
+               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 );
+                               $( event.target ).removeClass( "ui-state-active" );
+                       }
+               }
+       }
+
+});
+
+}(jQuery));