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ahitrov |
/*! jQuery UI - v1.12.1 - 2016-09-16 |
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* http://jqueryui.com |
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* Includes: position.js |
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* Copyright jQuery Foundation and other contributors; Licensed MIT */ |
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(function( factory ) { |
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if ( typeof define === "function" && define.amd ) { |
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// AMD. Register as an anonymous module. |
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define([ "jquery" ], factory ); |
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} else { |
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// Browser globals |
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factory( jQuery ); |
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} |
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}(function( $ ) { |
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$.ui = $.ui || {}; |
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var version = $.ui.version = "1.12.1"; |
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/*! |
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* jQuery UI Position 1.12.1 |
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* http://jqueryui.com |
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* |
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* Copyright jQuery Foundation and other contributors |
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* Released under the MIT license. |
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* http://jquery.org/license |
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* |
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* http://api.jqueryui.com/position/ |
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*/ |
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//>>label: Position |
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//>>group: Core |
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//>>description: Positions elements relative to other elements. |
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//>>docs: http://api.jqueryui.com/position/ |
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//>>demos: http://jqueryui.com/position/ |
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( function() { |
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var cachedScrollbarWidth, |
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max = Math.max, |
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abs = Math.abs, |
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rhorizontal = /left|center|right/, |
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rvertical = /top|center|bottom/, |
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roffset = /[\+\-]\d+(\.[\d]+)?%?/, |
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rposition = /^\w+/, |
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rpercent = /%$/, |
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_position = $.fn.position; |
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function getOffsets( offsets, width, height ) { |
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return [ |
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parseFloat( offsets[ 0 ] ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ), |
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parseFloat( offsets[ 1 ] ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 ) |
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]; |
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} |
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function parseCss( element, property ) { |
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return parseInt( $.css( element, property ), 10 ) || 0; |
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} |
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function getDimensions( elem ) { |
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var raw = elem[ 0 ]; |
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if ( raw.nodeType === 9 ) { |
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return { |
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width: elem.width(), |
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height: elem.height(), |
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offset: { top: 0, left: 0 } |
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}; |
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} |
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if ( $.isWindow( raw ) ) { |
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return { |
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width: elem.width(), |
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height: elem.height(), |
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offset: { top: elem.scrollTop(), left: elem.scrollLeft() } |
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}; |
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} |
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if ( raw.preventDefault ) { |
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return { |
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width: 0, |
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height: 0, |
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offset: { top: raw.pageY, left: raw.pageX } |
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}; |
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} |
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return { |
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width: elem.outerWidth(), |
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height: elem.outerHeight(), |
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offset: elem.offset() |
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}; |
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} |
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$.position = { |
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scrollbarWidth: function() { |
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if ( cachedScrollbarWidth !== undefined ) { |
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return cachedScrollbarWidth; |
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} |
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var w1, w2, |
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div = $( "<div " + |
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"style='display:block;position:absolute;width:50px;height:50px;overflow:hidden;'>" + |
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"<div style='height:100px;width:auto;'></div></div>" ), |
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innerDiv = div.children()[ 0 ]; |
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$( "body" ).append( div ); |
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w1 = innerDiv.offsetWidth; |
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div.css( "overflow", "scroll" ); |
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w2 = innerDiv.offsetWidth; |
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if ( w1 === w2 ) { |
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w2 = div[ 0 ].clientWidth; |
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} |
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div.remove(); |
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return ( cachedScrollbarWidth = w1 - w2 ); |
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}, |
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getScrollInfo: function( within ) { |
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var overflowX = within.isWindow || within.isDocument ? "" : |
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within.element.css( "overflow-x" ), |
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overflowY = within.isWindow || within.isDocument ? "" : |
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within.element.css( "overflow-y" ), |
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hasOverflowX = overflowX === "scroll" || |
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( overflowX === "auto" && within.width < within.element[ 0 ].scrollWidth ), |
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hasOverflowY = overflowY === "scroll" || |
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( overflowY === "auto" && within.height < within.element[ 0 ].scrollHeight ); |
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return { |
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width: hasOverflowY ? $.position.scrollbarWidth() : 0, |
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height: hasOverflowX ? $.position.scrollbarWidth() : 0 |
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}; |
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}, |
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getWithinInfo: function( element ) { |
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var withinElement = $( element || window ), |
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isWindow = $.isWindow( withinElement[ 0 ] ), |
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isDocument = !!withinElement[ 0 ] && withinElement[ 0 ].nodeType === 9, |
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hasOffset = !isWindow && !isDocument; |
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return { |
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element: withinElement, |
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isWindow: isWindow, |
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isDocument: isDocument, |
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offset: hasOffset ? $( element ).offset() : { left: 0, top: 0 }, |
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scrollLeft: withinElement.scrollLeft(), |
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scrollTop: withinElement.scrollTop(), |
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width: withinElement.outerWidth(), |
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height: withinElement.outerHeight() |
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}; |
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} |
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}; |
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$.fn.position = function( options ) { |
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if ( !options || !options.of ) { |
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return _position.apply( this, arguments ); |
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} |
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// Make a copy, we don't want to modify arguments |
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options = $.extend( {}, options ); |
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var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions, |
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target = $( options.of ), |
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within = $.position.getWithinInfo( options.within ), |
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scrollInfo = $.position.getScrollInfo( within ), |
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collision = ( options.collision || "flip" ).split( " " ), |
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offsets = {}; |
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dimensions = getDimensions( target ); |
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if ( target[ 0 ].preventDefault ) { |
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// Force left top to allow flipping |
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options.at = "left top"; |
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} |
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targetWidth = dimensions.width; |
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targetHeight = dimensions.height; |
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targetOffset = dimensions.offset; |
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// Clone to reuse original targetOffset later |
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basePosition = $.extend( {}, targetOffset ); |
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// Force my and at to have valid horizontal and vertical positions |
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// if a value is missing or invalid, it will be converted to center |
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$.each( [ "my", "at" ], function() { |
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var pos = ( options[ this ] || "" ).split( " " ), |
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horizontalOffset, |
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verticalOffset; |
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if ( pos.length === 1 ) { |
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pos = rhorizontal.test( pos[ 0 ] ) ? |
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pos.concat( [ "center" ] ) : |
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rvertical.test( pos[ 0 ] ) ? |
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[ "center" ].concat( pos ) : |
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[ "center", "center" ]; |
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} |
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pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : "center"; |
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pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : "center"; |
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// Calculate offsets |
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horizontalOffset = roffset.exec( pos[ 0 ] ); |
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verticalOffset = roffset.exec( pos[ 1 ] ); |
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offsets[ this ] = [ |
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horizontalOffset ? horizontalOffset[ 0 ] : 0, |
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verticalOffset ? verticalOffset[ 0 ] : 0 |
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]; |
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// Reduce to just the positions without the offsets |
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options[ this ] = [ |
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rposition.exec( pos[ 0 ] )[ 0 ], |
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rposition.exec( pos[ 1 ] )[ 0 ] |
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]; |
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} ); |
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// Normalize collision option |
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if ( collision.length === 1 ) { |
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collision[ 1 ] = collision[ 0 ]; |
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} |
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if ( options.at[ 0 ] === "right" ) { |
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basePosition.left += targetWidth; |
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} else if ( options.at[ 0 ] === "center" ) { |
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basePosition.left += targetWidth / 2; |
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} |
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if ( options.at[ 1 ] === "bottom" ) { |
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basePosition.top += targetHeight; |
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} else if ( options.at[ 1 ] === "center" ) { |
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basePosition.top += targetHeight / 2; |
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} |
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atOffset = getOffsets( offsets.at, targetWidth, targetHeight ); |
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basePosition.left += atOffset[ 0 ]; |
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basePosition.top += atOffset[ 1 ]; |
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return this.each( function() { |
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var collisionPosition, using, |
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elem = $( this ), |
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elemWidth = elem.outerWidth(), |
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elemHeight = elem.outerHeight(), |
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marginLeft = parseCss( this, "marginLeft" ), |
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marginTop = parseCss( this, "marginTop" ), |
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collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + |
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scrollInfo.width, |
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collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + |
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scrollInfo.height, |
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position = $.extend( {}, basePosition ), |
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myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() ); |
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if ( options.my[ 0 ] === "right" ) { |
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position.left -= elemWidth; |
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} else if ( options.my[ 0 ] === "center" ) { |
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position.left -= elemWidth / 2; |
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} |
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if ( options.my[ 1 ] === "bottom" ) { |
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position.top -= elemHeight; |
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} else if ( options.my[ 1 ] === "center" ) { |
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position.top -= elemHeight / 2; |
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} |
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position.left += myOffset[ 0 ]; |
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position.top += myOffset[ 1 ]; |
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collisionPosition = { |
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marginLeft: marginLeft, |
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marginTop: marginTop |
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}; |
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$.each( [ "left", "top" ], function( i, dir ) { |
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if ( $.ui.position[ collision[ i ] ] ) { |
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$.ui.position[ collision[ i ] ][ dir ]( position, { |
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targetWidth: targetWidth, |
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targetHeight: targetHeight, |
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elemWidth: elemWidth, |
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elemHeight: elemHeight, |
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collisionPosition: collisionPosition, |
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collisionWidth: collisionWidth, |
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collisionHeight: collisionHeight, |
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offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ], |
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my: options.my, |
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at: options.at, |
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within: within, |
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elem: elem |
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} ); |
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} |
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} ); |
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if ( options.using ) { |
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// Adds feedback as second argument to using callback, if present |
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using = function( props ) { |
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var left = targetOffset.left - position.left, |
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right = left + targetWidth - elemWidth, |
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top = targetOffset.top - position.top, |
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bottom = top + targetHeight - elemHeight, |
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feedback = { |
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target: { |
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element: target, |
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left: targetOffset.left, |
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top: targetOffset.top, |
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width: targetWidth, |
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height: targetHeight |
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}, |
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element: { |
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element: elem, |
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left: position.left, |
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top: position.top, |
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width: elemWidth, |
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height: elemHeight |
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}, |
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horizontal: right < 0 ? "left" : left > 0 ? "right" : "center", |
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vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle" |
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}; |
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if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) { |
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feedback.horizontal = "center"; |
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} |
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if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) { |
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feedback.vertical = "middle"; |
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} |
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if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) { |
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feedback.important = "horizontal"; |
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} else { |
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feedback.important = "vertical"; |
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} |
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options.using.call( this, props, feedback ); |
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}; |
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} |
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elem.offset( $.extend( position, { using: using } ) ); |
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} ); |
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}; |
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$.ui.position = { |
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fit: { |
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left: function( position, data ) { |
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var within = data.within, |
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withinOffset = within.isWindow ? within.scrollLeft : within.offset.left, |
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outerWidth = within.width, |
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collisionPosLeft = position.left - data.collisionPosition.marginLeft, |
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overLeft = withinOffset - collisionPosLeft, |
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overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset, |
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newOverRight; |
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// Element is wider than within |
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if ( data.collisionWidth > outerWidth ) { |
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// Element is initially over the left side of within |
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if ( overLeft > 0 && overRight <= 0 ) { |
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newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - |
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withinOffset; |
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position.left += overLeft - newOverRight; |
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// Element is initially over right side of within |
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} else if ( overRight > 0 && overLeft <= 0 ) { |
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position.left = withinOffset; |
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// Element is initially over both left and right sides of within |
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} else { |
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if ( overLeft > overRight ) { |
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position.left = withinOffset + outerWidth - data.collisionWidth; |
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} else { |
| 358 |
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position.left = withinOffset; |
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} |
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} |
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// Too far left -> align with left edge |
| 363 |
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} else if ( overLeft > 0 ) { |
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position.left += overLeft; |
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// Too far right -> align with right edge |
| 367 |
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} else if ( overRight > 0 ) { |
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position.left -= overRight; |
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// Adjust based on position and margin |
| 371 |
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} else { |
| 372 |
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position.left = max( position.left - collisionPosLeft, position.left ); |
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} |
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}, |
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top: function( position, data ) { |
| 376 |
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var within = data.within, |
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withinOffset = within.isWindow ? within.scrollTop : within.offset.top, |
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outerHeight = data.within.height, |
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collisionPosTop = position.top - data.collisionPosition.marginTop, |
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overTop = withinOffset - collisionPosTop, |
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overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset, |
| 382 |
|
|
newOverBottom; |
| 383 |
|
|
|
| 384 |
|
|
// Element is taller than within |
| 385 |
|
|
if ( data.collisionHeight > outerHeight ) { |
| 386 |
|
|
|
| 387 |
|
|
// Element is initially over the top of within |
| 388 |
|
|
if ( overTop > 0 && overBottom <= 0 ) { |
| 389 |
|
|
newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - |
| 390 |
|
|
withinOffset; |
| 391 |
|
|
position.top += overTop - newOverBottom; |
| 392 |
|
|
|
| 393 |
|
|
// Element is initially over bottom of within |
| 394 |
|
|
} else if ( overBottom > 0 && overTop <= 0 ) { |
| 395 |
|
|
position.top = withinOffset; |
| 396 |
|
|
|
| 397 |
|
|
// Element is initially over both top and bottom of within |
| 398 |
|
|
} else { |
| 399 |
|
|
if ( overTop > overBottom ) { |
| 400 |
|
|
position.top = withinOffset + outerHeight - data.collisionHeight; |
| 401 |
|
|
} else { |
| 402 |
|
|
position.top = withinOffset; |
| 403 |
|
|
} |
| 404 |
|
|
} |
| 405 |
|
|
|
| 406 |
|
|
// Too far up -> align with top |
| 407 |
|
|
} else if ( overTop > 0 ) { |
| 408 |
|
|
position.top += overTop; |
| 409 |
|
|
|
| 410 |
|
|
// Too far down -> align with bottom edge |
| 411 |
|
|
} else if ( overBottom > 0 ) { |
| 412 |
|
|
position.top -= overBottom; |
| 413 |
|
|
|
| 414 |
|
|
// Adjust based on position and margin |
| 415 |
|
|
} else { |
| 416 |
|
|
position.top = max( position.top - collisionPosTop, position.top ); |
| 417 |
|
|
} |
| 418 |
|
|
} |
| 419 |
|
|
}, |
| 420 |
|
|
flip: { |
| 421 |
|
|
left: function( position, data ) { |
| 422 |
|
|
var within = data.within, |
| 423 |
|
|
withinOffset = within.offset.left + within.scrollLeft, |
| 424 |
|
|
outerWidth = within.width, |
| 425 |
|
|
offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left, |
| 426 |
|
|
collisionPosLeft = position.left - data.collisionPosition.marginLeft, |
| 427 |
|
|
overLeft = collisionPosLeft - offsetLeft, |
| 428 |
|
|
overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft, |
| 429 |
|
|
myOffset = data.my[ 0 ] === "left" ? |
| 430 |
|
|
-data.elemWidth : |
| 431 |
|
|
data.my[ 0 ] === "right" ? |
| 432 |
|
|
data.elemWidth : |
| 433 |
|
|
0, |
| 434 |
|
|
atOffset = data.at[ 0 ] === "left" ? |
| 435 |
|
|
data.targetWidth : |
| 436 |
|
|
data.at[ 0 ] === "right" ? |
| 437 |
|
|
-data.targetWidth : |
| 438 |
|
|
0, |
| 439 |
|
|
offset = -2 * data.offset[ 0 ], |
| 440 |
|
|
newOverRight, |
| 441 |
|
|
newOverLeft; |
| 442 |
|
|
|
| 443 |
|
|
if ( overLeft < 0 ) { |
| 444 |
|
|
newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - |
| 445 |
|
|
outerWidth - withinOffset; |
| 446 |
|
|
if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) { |
| 447 |
|
|
position.left += myOffset + atOffset + offset; |
| 448 |
|
|
} |
| 449 |
|
|
} else if ( overRight > 0 ) { |
| 450 |
|
|
newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + |
| 451 |
|
|
atOffset + offset - offsetLeft; |
| 452 |
|
|
if ( newOverLeft > 0 || abs( newOverLeft ) < overRight ) { |
| 453 |
|
|
position.left += myOffset + atOffset + offset; |
| 454 |
|
|
} |
| 455 |
|
|
} |
| 456 |
|
|
}, |
| 457 |
|
|
top: function( position, data ) { |
| 458 |
|
|
var within = data.within, |
| 459 |
|
|
withinOffset = within.offset.top + within.scrollTop, |
| 460 |
|
|
outerHeight = within.height, |
| 461 |
|
|
offsetTop = within.isWindow ? within.scrollTop : within.offset.top, |
| 462 |
|
|
collisionPosTop = position.top - data.collisionPosition.marginTop, |
| 463 |
|
|
overTop = collisionPosTop - offsetTop, |
| 464 |
|
|
overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop, |
| 465 |
|
|
top = data.my[ 1 ] === "top", |
| 466 |
|
|
myOffset = top ? |
| 467 |
|
|
-data.elemHeight : |
| 468 |
|
|
data.my[ 1 ] === "bottom" ? |
| 469 |
|
|
data.elemHeight : |
| 470 |
|
|
0, |
| 471 |
|
|
atOffset = data.at[ 1 ] === "top" ? |
| 472 |
|
|
data.targetHeight : |
| 473 |
|
|
data.at[ 1 ] === "bottom" ? |
| 474 |
|
|
-data.targetHeight : |
| 475 |
|
|
0, |
| 476 |
|
|
offset = -2 * data.offset[ 1 ], |
| 477 |
|
|
newOverTop, |
| 478 |
|
|
newOverBottom; |
| 479 |
|
|
if ( overTop < 0 ) { |
| 480 |
|
|
newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - |
| 481 |
|
|
outerHeight - withinOffset; |
| 482 |
|
|
if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) { |
| 483 |
|
|
position.top += myOffset + atOffset + offset; |
| 484 |
|
|
} |
| 485 |
|
|
} else if ( overBottom > 0 ) { |
| 486 |
|
|
newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + |
| 487 |
|
|
offset - offsetTop; |
| 488 |
|
|
if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) { |
| 489 |
|
|
position.top += myOffset + atOffset + offset; |
| 490 |
|
|
} |
| 491 |
|
|
} |
| 492 |
|
|
} |
| 493 |
|
|
}, |
| 494 |
|
|
flipfit: { |
| 495 |
|
|
left: function() { |
| 496 |
|
|
$.ui.position.flip.left.apply( this, arguments ); |
| 497 |
|
|
$.ui.position.fit.left.apply( this, arguments ); |
| 498 |
|
|
}, |
| 499 |
|
|
top: function() { |
| 500 |
|
|
$.ui.position.flip.top.apply( this, arguments ); |
| 501 |
|
|
$.ui.position.fit.top.apply( this, arguments ); |
| 502 |
|
|
} |
| 503 |
|
|
} |
| 504 |
|
|
}; |
| 505 |
|
|
|
| 506 |
|
|
} )(); |
| 507 |
|
|
|
| 508 |
|
|
var position = $.ui.position; |
| 509 |
|
|
|
| 510 |
|
|
|
| 511 |
|
|
|
| 512 |
|
|
|
| 513 |
|
|
})); |
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