Файловый менеджер

Файловый менеджер - Редактировать - /var/www/xthruster/html/wp-content/plugins/elementor-pro/assets/lib/sticky/jquery.sticky.js

Назад
/* * By Elementor Team */ ( function( $ ) { var Sticky = function( element, userSettings ) { var $element, isSticky = false, isFollowingParent = false, isReachedEffectsPoint = false, elements = {}, settings, elementOffsetValue, elementWidth; var defaultSettings = { to: 'top', offset: 0, effectsOffset: 0, parent: false, classes: { sticky: 'sticky', stickyActive: 'sticky-active', stickyEffects: 'sticky-effects', spacer: 'sticky-spacer', }, isRTL: false, handleScrollbarWidth: false, }; var initElements = function() { $element = $( element ).addClass( settings.classes.sticky ); elements.$window = $( window ); if ( settings.parent ) { elements.$parent = $element.parent(); if ( 'parent' !== settings.parent ) { elements.$parent = elements.$parent.closest( settings.parent ); } } }; var initSettings = function() { settings = jQuery.extend( true, defaultSettings, userSettings ); }; var bindEvents = function() { elements.$window.on( { scroll: onWindowScroll, resize: onWindowResize, } ); }; var unbindEvents = function() { elements.$window .off( 'scroll', onWindowScroll ) .off( 'resize', onWindowResize ); }; var init = function() { initSettings(); initElements(); bindEvents(); checkPosition(); }; var backupCSS = function( $elementBackupCSS, backupState, properties ) { var css = {}, elementStyle = $elementBackupCSS[ 0 ].style; properties.forEach( function( property ) { css[ property ] = undefined !== elementStyle[ property ] ? elementStyle[ property ] : ''; } ); $elementBackupCSS.data( 'css-backup-' + backupState, css ); }; var getCSSBackup = function( $elementCSSBackup, backupState ) { return $elementCSSBackup.data( 'css-backup-' + backupState ); }; const updateElementSizesData = () => { elementWidth = getElementOuterSize( $element, 'width' ); elementOffsetValue = $element.offset().left; if ( settings.isRTL ) { // `window.innerWidth` includes the scrollbar while `document.body.offsetWidth` doesn't. const documentWidth = settings.handleScrollbarWidth ? window.innerWidth : document.body.offsetWidth; elementOffsetValue = Math.max( documentWidth - elementWidth - elementOffsetValue, 0 ); } } var addSpacer = function() { elements.$spacer = $element.clone() .addClass( settings.classes.spacer ) .css( { visibility: 'hidden', transition: 'none', animation: 'none', } ); $element.after( elements.$spacer ); }; var removeSpacer = function() { elements.$spacer.remove(); }; var stickElement = function() { backupCSS( $element, 'unsticky', [ 'position', 'width', 'margin-top', 'margin-bottom', 'top', 'bottom', 'inset-inline-start' ] ); const css = { position: 'fixed', width: elementWidth, marginTop: 0, marginBottom: 0, }; css[ settings.to ] = settings.offset; css[ 'top' === settings.to ? 'bottom' : 'top' ] = ''; if ( elementOffsetValue ) { css[ 'inset-inline-start' ] = elementOffsetValue + 'px'; } $element .css( css ) .addClass( settings.classes.stickyActive ); }; var unstickElement = function() { $element .css( getCSSBackup( $element, 'unsticky' ) ) .removeClass( settings.classes.stickyActive ); }; var followParent = function() { backupCSS( elements.$parent, 'childNotFollowing', [ 'position' ] ); elements.$parent.css( 'position', 'relative' ); backupCSS( $element, 'notFollowing', [ 'position', 'inset-inline-start', 'top', 'bottom' ] ); const css = { position: 'absolute', }; elementOffsetValue = elements.$spacer.position().left; if ( settings.isRTL ) { const parentWidth = $element.parent().outerWidth(), elementOffsetValueLeft = elements.$spacer.position().left; elementWidth = elements.$spacer.outerWidth(); elementOffsetValue = Math.max( parentWidth - elementWidth - elementOffsetValueLeft, 0 ); } css[ 'inset-inline-start' ] = elementOffsetValue + 'px'; css[ settings.to ] = ''; css[ 'top' === settings.to ? 'bottom' : 'top' ] = 0; $element.css( css ); isFollowingParent = true; }; var unfollowParent = function() { elements.$parent.css( getCSSBackup( elements.$parent, 'childNotFollowing' ) ); $element.css( getCSSBackup( $element, 'notFollowing' ) ); isFollowingParent = false; }; var getElementOuterSize = function( $elementOuterSize, dimension, includeMargins ) { var computedStyle = getComputedStyle( $elementOuterSize[ 0 ] ), elementSize = parseFloat( computedStyle[ dimension ] ), sides = 'height' === dimension ? [ 'top', 'bottom' ] : [ 'left', 'right' ], propertiesToAdd = []; if ( 'border-box' !== computedStyle.boxSizing ) { propertiesToAdd.push( 'border', 'padding' ); } if ( includeMargins ) { propertiesToAdd.push( 'margin' ); } propertiesToAdd.forEach( function( property ) { sides.forEach( function( side ) { elementSize += parseFloat( computedStyle[ property + '-' + side ] ); } ); } ); return elementSize; }; var getElementViewportOffset = function( $elementViewportOffset ) { var windowScrollTop = elements.$window.scrollTop(), elementHeight = getElementOuterSize( $elementViewportOffset, 'height' ), viewportHeight = innerHeight, elementOffsetFromTop = $elementViewportOffset.offset().top, distanceFromTop = elementOffsetFromTop - windowScrollTop, topFromBottom = distanceFromTop - viewportHeight; return { top: { fromTop: distanceFromTop, fromBottom: topFromBottom, }, bottom: { fromTop: distanceFromTop + elementHeight, fromBottom: topFromBottom + elementHeight, }, }; }; var stick = function() { updateElementSizesData(); addSpacer(); stickElement(); isSticky = true; $element.trigger( 'sticky:stick' ); }; var unstick = function() { unstickElement(); removeSpacer(); isSticky = false; $element.trigger( 'sticky:unstick' ); }; var checkParent = function() { var elementOffset = getElementViewportOffset( $element ), isTop = 'top' === settings.to; if ( isFollowingParent ) { var isNeedUnfollowing = isTop ? elementOffset.top.fromTop > settings.offset : elementOffset.bottom.fromBottom < -settings.offset; if ( isNeedUnfollowing ) { unfollowParent(); } } else { var parentOffset = getElementViewportOffset( elements.$parent ), parentStyle = getComputedStyle( elements.$parent[ 0 ] ), borderWidthToDecrease = parseFloat( parentStyle[ isTop ? 'borderBottomWidth' : 'borderTopWidth' ] ), parentViewportDistance = isTop ? parentOffset.bottom.fromTop - borderWidthToDecrease : parentOffset.top.fromBottom + borderWidthToDecrease, isNeedFollowing = isTop ? parentViewportDistance <= elementOffset.bottom.fromTop : parentViewportDistance >= elementOffset.top.fromBottom; if ( isNeedFollowing ) { followParent(); } } }; var checkEffectsPoint = function( distanceFromTriggerPoint ) { if ( isReachedEffectsPoint && -distanceFromTriggerPoint < settings.effectsOffset ) { $element.removeClass( settings.classes.stickyEffects ); isReachedEffectsPoint = false; } else if ( ! isReachedEffectsPoint && -distanceFromTriggerPoint >= settings.effectsOffset ) { $element.addClass( settings.classes.stickyEffects ); isReachedEffectsPoint = true; } }; var checkPosition = function() { var offset = settings.offset, distanceFromTriggerPoint; if ( isSticky ) { var spacerViewportOffset = getElementViewportOffset( elements.$spacer ); distanceFromTriggerPoint = 'top' === settings.to ? spacerViewportOffset.top.fromTop - offset : -spacerViewportOffset.bottom.fromBottom - offset; if ( settings.parent ) { checkParent(); } if ( distanceFromTriggerPoint > 0 ) { unstick(); } } else { var elementViewportOffset = getElementViewportOffset( $element ); distanceFromTriggerPoint = 'top' === settings.to ? elementViewportOffset.top.fromTop - offset : -elementViewportOffset.bottom.fromBottom - offset; if ( distanceFromTriggerPoint <= 0 ) { stick(); if ( settings.parent ) { checkParent(); } } } checkEffectsPoint( distanceFromTriggerPoint ); }; var onWindowScroll = function() { checkPosition(); }; var onWindowResize = function() { if ( ! isSticky ) { return; } unstickElement(); removeSpacer(); updateElementSizesData(); addSpacer(); stickElement(); if ( settings.parent ) { // Force recalculation of the relation between the element and its parent. isFollowingParent = false; checkParent(); } }; this.destroy = function() { if ( isSticky ) { unstick(); } unbindEvents(); $element.removeClass( settings.classes.sticky ); }; init(); }; $.fn.sticky = function( settings ) { var isCommand = 'string' === typeof settings; this.each( function() { var $this = $( this ); if ( ! isCommand ) { $this.data( 'sticky', new Sticky( this, settings ) ); return; } var instance = $this.data( 'sticky' ); if ( ! instance ) { throw Error( 'Trying to perform the `' + settings + '` method prior to initialization' ); } if ( ! instance[ settings ] ) { throw ReferenceError( 'Method `' + settings + '` not found in sticky instance' ); } instance[ settings ].apply( instance, Array.prototype.slice.call( arguments, 1 ) ); if ( 'destroy' === settings ) { $this.removeData( 'sticky' ); } } ); return this; }; window.Sticky = Sticky; } )( jQuery );

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