mirror of
https://github.com/the-djmaze/snappymail.git
synced 2025-01-06 06:52:20 +08:00
824 lines
19 KiB
JavaScript
824 lines
19 KiB
JavaScript
/*! PhotoSwipe Default UI - 4.0.0 - 2014-12-04
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* http://photoswipe.com
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* Copyright (c) 2014 Dmitry Semenov; */
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/**
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*
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* UI on top of main sliding area (caption, arrows, close button, etc.).
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* Built just using public methods/properties of PhotoSwipe.
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*
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*/
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(function (root, factory) {
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if (typeof define === 'function' && define.amd) {
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define(factory);
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} else if (typeof exports === 'object') {
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module.exports = factory;
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} else {
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root.PhotoSwipeUI_Default = factory();
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}
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})(this, function () {
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'use strict';
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var PhotoSwipeUI_Default =
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function(pswp, framework) {
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var ui = this;
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var _overlayUIUpdated = false,
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_controlsVisible = true,
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_fullscrenAPI,
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_controls,
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_captionContainer,
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_fakeCaptionContainer,
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_indexIndicator,
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_shareButton,
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_shareModal,
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_shareModalHidden = true,
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_initalCloseOnScrollValue,
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_isIdle,
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_loadingIndicator,
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_loadingIndicatorHidden,
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_loadingIndicatorTimeout,
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_options = {
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barsSize: {top:44, bottom:'auto'},
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closeElClasses: ['item', 'caption', 'zoom-wrap', 'ui', 'top-bar'],
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timeToIdle: 4000,
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timeToIdleOutside: 1000,
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loadingIndicatorDelay: 1000, // 2s
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addCaptionHTMLFn: function(item, captionEl, isFake) {
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if(!item.title) {
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captionEl.children[0].innerHTML = '';
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return false;
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}
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captionEl.children[0].innerHTML = item.title;
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return true;
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},
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closeEl:true,
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captionEl: true,
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fullscreenEl: true,
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zoomEl: true,
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shareEl: true,
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counterEl: true,
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arrowEl: true,
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preloaderEl: true,
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tapToClose: false,
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tapToToggleControls: true,
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shareButtons: [
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{id:'facebook', label:'Share on Facebook', url:'https://www.facebook.com/sharer/sharer.php?u={{url}}'},
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{id:'twitter', label:'Tweet', url:'https://twitter.com/intent/tweet?text={{text}}&url={{url}}'},
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{id:'pinterest', label:'Pin it', url:'http://www.pinterest.com/pin/create/button/?url={{url}}&media={{image_url}}&description={{text}}'},
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{id:'download', label:'Download image', url:'{{raw_image_url}}', download:true}
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],
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indexIndicatorSep: ' / '
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},
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_blockControlsTap,
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_blockControlsTapTimeout;
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var _onControlsTap = function(e) {
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if(_blockControlsTap) {
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return true;
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}
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e = e || window.event;
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var target = e.target || e.srcElement,
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uiElement,
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clickedClass = target.className,
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found;
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for(var i = 0; i < _uiElements.length; i++) {
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uiElement = _uiElements[i];
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if(uiElement.onTap && clickedClass.indexOf('pswp__' + uiElement.name ) > -1 ) {
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uiElement.onTap();
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found = true;
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}
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}
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if(found) {
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if(e.stopPropagation) {
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e.stopPropagation();
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}
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_blockControlsTap = true;
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_blockControlsTapTimeout = setTimeout(function() {
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_blockControlsTap = false;
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}, 30 );
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}
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},
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_fitControlsInViewport = function() {
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return !pswp.likelyTouchDevice || pswp.options.mouseUsed || screen.width > 1200;
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},
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_toggleShareModal = function() {
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_shareModalHidden = !_shareModalHidden;
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if(!_shareModalHidden) {
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framework[ (_shareModalHidden ? 'add' : 'remove') + 'Class'](_shareModal, 'pswp__share-modal--hidden');
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setTimeout(function() {
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if(!_shareModalHidden) {
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framework.addClass(_shareModal, 'pswp__share-modal--fade-in');
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}
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}, 30);
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} else {
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framework.removeClass(_shareModal, 'pswp__share-modal--fade-in');
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setTimeout(function() {
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if(_shareModalHidden) {
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framework[ (_shareModalHidden ? 'add' : 'remove') + 'Class'](_shareModal, 'pswp__share-modal--hidden');
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}
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}, 300);
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}
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if(!_shareModalHidden) {
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_updateShareURLs();
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}
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return false;
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},
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_openWindowPopup = function(e) {
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e = e || window.event;
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var target = e.target || e.srcElement;
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if(!target.href) {
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return false;
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}
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if( target.hasAttribute('download') ) {
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return true;
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}
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//if( !pswp.options.mouseUsed ) {
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// target.setAttribute('target', '_self');
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// return true;
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//}
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window.open(target.href, "pswp_share", "scrollbars=yes,resizable=yes,toolbar=no,location=yes,width=550,height=420,top=100,left=" + (window.screen ? Math.round(screen.width / 2 - 275) : 100) );
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if(!_shareModalHidden) {
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_toggleShareModal();
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}
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return false;
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},
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_updateShareURLs = function() {
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var shareButtonOut = '',
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shareButtonData,
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shareURL;
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for(var i = 0; i < pswp.options.shareButtons.length; i++) {
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shareButtonData = pswp.options.shareButtons[i];
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shareURL = shareButtonData.url.replace('{{url}}', encodeURIComponent(window.location.href) )
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.replace('{{image_url}}', encodeURIComponent(pswp.currItem.src || '') )
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.replace('{{raw_image_url}}', pswp.currItem.src || '' )
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.replace('{{text}}', encodeURIComponent(pswp.currItem.title || '') );
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shareButtonOut += '<a href="' + shareURL + '" target="_blank" class="pswp__share--' + shareButtonData.id + '"' + (shareButtonData.download ? 'download' : '') + '>' + shareButtonData.label + '</a>';
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}
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_shareModal.children[0].innerHTML = shareButtonOut;
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_shareModal.children[0].onclick = _openWindowPopup;
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},
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_hasCloseClass = function(target) {
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for(var i = 0; i < pswp.options.closeElClasses.length; i++) {
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if( framework.hasClass(target, 'pswp__' + pswp.options.closeElClasses[i]) ) {
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return true;
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}
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}
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},
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_idleInterval,
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_idleTimer,
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_idleIncrement = 0,
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_onIdleMouseMove = function() {
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clearTimeout(_idleTimer);
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_idleIncrement = 0;
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if(_isIdle) {
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ui.setIdle(false);
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}
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},
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_onMouseLeaveWindow = function(e) {
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e = e ? e : window.event;
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var from = e.relatedTarget || e.toElement;
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if (!from || from.nodeName == "HTML") {
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clearTimeout(_idleTimer);
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_idleTimer = setTimeout(function() {
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ui.setIdle(true);
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}, pswp.options.timeToIdleOutside);
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}
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},
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_toggleLoadingIndicator = function(hide) {
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if( /*pswp.likelyTouchDevice*/ _loadingIndicatorHidden !== hide ) {
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framework[ (hide ? 'remove' : 'add') + 'Class' ](_loadingIndicator, 'pswp__preloader--active');
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_loadingIndicatorHidden = hide;
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}
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};
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var _uiElements = [
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{
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name: 'caption',
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option: 'captionEl',
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onInit: function(el) {
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_captionContainer = el;
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}
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},
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{
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name: 'share-modal',
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option: 'shareEl',
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onInit: function(el) {
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_shareModal = el;
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},
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onTap: function() {
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_toggleShareModal();
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}
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},
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{
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name: 'button--share',
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option: 'shareEl',
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onInit: function(el) {
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_shareButton = el;
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},
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onTap: function() {
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_toggleShareModal();
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}
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},
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{
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name: 'button--zoom',
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option: 'zoomEl',
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onTap: pswp.toggleDesktopZoom
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},
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{
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name: 'counter',
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option: 'counterEl',
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onInit: function(el) {
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_indexIndicator = el;
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}
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},
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{
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name: 'button--close',
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option: 'closeEl',
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onTap: pswp.close
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},
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{
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name: 'button--arrow--left',
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option: 'arrowEl',
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onTap: pswp.prev
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},
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{
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name: 'button--arrow--right',
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option: 'arrowEl',
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onTap: pswp.next
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},
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{
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name: 'button--fs',
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option: 'fullscreenEl',
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onTap: function() {
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if(_fullscrenAPI.isFullscreen()) {
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_fullscrenAPI.exit();
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} else {
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_fullscrenAPI.enter();
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}
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}
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},
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{
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name: 'preloader',
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option: 'preloaderEl',
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onInit: function(el) {
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_loadingIndicator = el;
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}
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}
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];
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ui.init = function() {
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//return;
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//window.pswp = pswp;
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framework.extend(pswp.options, _options, true);
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_controls = pswp.scrollWrap.children[1];//pswp.template.children[2];
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var _listen = pswp.listen;
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// Hide controls on vertical drag
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_listen('onVerticalDrag', function(now) {
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if(_controlsVisible && now < 0.95) {
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ui.hideControls();
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} else if(!_controlsVisible && now >= 0.95) {
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ui.showControls();
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}
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});
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// Hide controls when pinching to close
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var pinchControlsHidden;
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_listen('onPinchClose' , function(now) {
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if(_controlsVisible && now < 0.9) {
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ui.hideControls();
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pinchControlsHidden = true;
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} else if(pinchControlsHidden && !_controlsVisible && now > 0.9) {
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ui.showControls();
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}
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});
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_listen('zoomGestureEnded', function() {
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pinchControlsHidden = false;
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if(pinchControlsHidden && !_controlsVisible) {
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ui.showControls();
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}
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});
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_listen('beforeChange', ui.update);
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//
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// _listen('zoomGestureStarted', function() {
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// if(pswp.options.tapToToggleControls ) {
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// ui.hideControls();
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// }
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// });
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// _listen('zoomGestureEnded', function() {
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// if(pswp.options.tapToToggleControls && pswp.getZoomLevel() <= pswp.currItem.fitRatio ) {
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// ui.showControls();
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// }
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// });
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_listen('doubleTap', function(point) {
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//pswp.toggleDesktopZoom(point);
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// toggleDesktopZoom
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var initialZoomLevel = pswp.currItem.initialZoomLevel;
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if(pswp.getZoomLevel() !== initialZoomLevel) {
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pswp.zoomTo(initialZoomLevel, point, 333);
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} else {
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pswp.zoomTo(pswp.currItem.doubleTapZoom, point, 333);
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}
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});
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_listen('bindEvents', function() {
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framework.bind(_controls, 'pswpTap click', _onControlsTap);
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framework.bind(pswp.scrollWrap, 'pswpTap', ui.onGlobalTap);
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if(!pswp.likelyTouchDevice) {
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framework.bind(pswp.scrollWrap, 'mouseover', ui.onMouseOver);
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}
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});
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if(pswp.options.timeToIdle) {
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_listen('mouseUsed', function() {
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framework.bind(document, 'mousemove', _onIdleMouseMove);
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framework.bind(document, 'mouseout', _onMouseLeaveWindow);
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_idleInterval = setInterval(function() {
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_idleIncrement++;
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if(_idleIncrement === 2) {
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ui.setIdle(true);
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}
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}, pswp.options.timeToIdle / 2);
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});
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}
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_listen('preventDragEvent', function(e, isDown, preventObj) {
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var t = e.target || e.srcElement;
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if(t && t.className && e.type.indexOf('mouse') > -1 && ( t.className.indexOf('__caption') > 0 || (/(SMALL|STRONG|EM)/i).test(t.tagName) ) ) {
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preventObj.prevent = false;
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}
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});
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_listen('unbindEvents', function() {
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if(!_shareModalHidden) {
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_toggleShareModal();
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}
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if(_idleInterval) {
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clearInterval(_idleInterval);
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}
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framework.unbind(document, 'mouseout', _onMouseLeaveWindow);
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framework.unbind(document, 'mousemove', _onIdleMouseMove);
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framework.unbind(_controls, 'pswpTap click', _onControlsTap);
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framework.unbind(pswp.scrollWrap, 'pswpTap', ui.onGlobalTap);
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framework.unbind(pswp.scrollWrap, 'mouseover', ui.onMouseOver);
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if(_fullscrenAPI) {
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framework.unbind(document, _fullscrenAPI.eventK, ui.updateFullscreen);
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if(_fullscrenAPI.isFullscreen()) {
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_options.hideAnimationDuration = 0;
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_fullscrenAPI.exit();
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}
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_fullscrenAPI = null;
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}
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});
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_listen('destroy', function() {
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if(pswp.options.captionEl) {
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if(_fakeCaptionContainer) {
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_controls.removeChild(_fakeCaptionContainer);
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}
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framework.removeClass(_captionContainer, 'pswp__caption--empty');
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}
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if(_shareModal) {
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_shareModal.children[0].onclick = null;
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}
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framework.removeClass(_controls, 'pswp__ui--over-close');
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framework.addClass( _controls, 'pswp__ui--hidden');
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ui.setIdle(false);
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});
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if(!pswp.options.showAnimationDuration) {
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framework.removeClass( _controls, 'pswp__ui--hidden');
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}
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_listen('initialZoomIn', function() {
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if(pswp.options.showAnimationDuration) {
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framework.removeClass( _controls, 'pswp__ui--hidden');
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}
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});
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_listen('initialZoomOut', function() {
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framework.addClass( _controls, 'pswp__ui--hidden');
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});
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_listen('parseVerticalMargin', function(item) {
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var gap = item.vGap;
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// if(pswp.options.customGap) {
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// gap.top = pswp.options.customGap.top;
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// gap.bottom = pswp.options.customGap.bottom;
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// return;
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// }
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if( _fitControlsInViewport() /* !pswp.likelyTouchDevice || pswp.options.mouseUsed || screen.width > 1200 */ /* pswp.viewportSize.y > 800 */) {
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var bars = pswp.options.barsSize;
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if(pswp.options.captionEl && bars.bottom === 'auto') {
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if(!_fakeCaptionContainer) {
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_fakeCaptionContainer = framework.createEl('pswp__caption pswp__caption--fake');
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_fakeCaptionContainer.appendChild( framework.createEl('pswp__caption__center') );
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_controls.insertBefore(_fakeCaptionContainer, _captionContainer);
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framework.addClass(_controls, 'pswp__ui--fit');
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}
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if( pswp.options.addCaptionHTMLFn(item, _fakeCaptionContainer, true) ) {
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var captionSize = _fakeCaptionContainer.clientHeight;
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gap.bottom = parseInt(captionSize,10) || 44;
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} else {
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gap.bottom = bars.top; // if no caption, set size of bottom gap to size of top
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}
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} else {
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gap.bottom = bars.bottom;
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}
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// height of top bar is static, no need to calculate it
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gap.top = bars.top;
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} else {
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gap.top = gap.bottom = 0;
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}
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});
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var item,
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classAttr,
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uiElement;
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var loopThroughChildElements = function(sChildren) {
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var l = sChildren.length;
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for(var i = 0; i < l; i++) {
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item = sChildren[i];
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classAttr = item.className;
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for(var a = 0; a < _uiElements.length; a++) {
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uiElement = _uiElements[a];
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if(classAttr.indexOf('pswp__' + uiElement.name) > -1 ) {
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if( pswp.options[uiElement.option] ) { // if element is not disabled from options
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framework.removeClass(item, 'pswp__element--disabled');
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if(uiElement.onInit) {
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uiElement.onInit(item);
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}
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//item.style.display = 'block';
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} else {
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framework.addClass(item, 'pswp__element--disabled');
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//item.style.display = 'none';
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}
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}
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}
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}
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};
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loopThroughChildElements(_controls.children);
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loopThroughChildElements(_controls.children[0].children);
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|
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if(pswp.options.shareEl && _shareButton && _shareModal) {
|
|
_shareModalHidden = true;
|
|
}
|
|
|
|
|
|
if(pswp.options.fullscreenEl) {
|
|
if(!_fullscrenAPI) {
|
|
_fullscrenAPI = ui.getFullscreenAPI();
|
|
}
|
|
if(_fullscrenAPI) {
|
|
framework.bind(document, _fullscrenAPI.eventK, ui.updateFullscreen);
|
|
ui.updateFullscreen();
|
|
framework.addClass(pswp.template, 'pswp--supports-fs');
|
|
} else {
|
|
framework.removeClass(pswp.template, 'pswp--supports-fs');
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
// Setup loading indicator
|
|
if(pswp.options.preloaderEl) {
|
|
|
|
_toggleLoadingIndicator(true);
|
|
|
|
_listen('beforeChange', function() {
|
|
|
|
clearTimeout(_loadingIndicatorTimeout);
|
|
|
|
// display loading indicator with delay
|
|
_loadingIndicatorTimeout = setTimeout(function() {
|
|
|
|
if(pswp.currItem && pswp.currItem.loading) {
|
|
|
|
if( !pswp.allowProgressiveImg() || (pswp.currItem.img && !pswp.currItem.img.naturalWidth) ) {
|
|
_toggleLoadingIndicator(false); // show preloader if progressive loading is not enabled, or image width is not defined yet (because of slow connection)
|
|
// items-controller.js function allowProgressiveImg
|
|
}
|
|
|
|
} else {
|
|
_toggleLoadingIndicator(true); // hide preloader
|
|
}
|
|
|
|
}, pswp.options.loadingIndicatorDelay);
|
|
|
|
});
|
|
_listen('imageLoadComplete', function(index, item) {
|
|
if(pswp.currItem === item) {
|
|
_toggleLoadingIndicator(true);
|
|
}
|
|
});
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
};
|
|
|
|
ui.setIdle = function(isIdle) {
|
|
_isIdle = isIdle;
|
|
framework[ (isIdle ? 'add' : 'remove') + 'Class' ](_controls, 'pswp__ui--idle');
|
|
};
|
|
|
|
ui.update = function() {
|
|
// Don't update UI if it's hidden
|
|
if(_controlsVisible && pswp.currItem) {
|
|
|
|
|
|
ui.updateIndexIndicator();
|
|
|
|
if(pswp.options.captionEl) {
|
|
pswp.options.addCaptionHTMLFn(pswp.currItem, _captionContainer);
|
|
|
|
if(!pswp.currItem.title) {
|
|
framework.addClass(_captionContainer, 'pswp__caption--empty');
|
|
} else {
|
|
framework.removeClass(_captionContainer, 'pswp__caption--empty');
|
|
}
|
|
}
|
|
|
|
_overlayUIUpdated = true;
|
|
|
|
|
|
} else {
|
|
_overlayUIUpdated = false;
|
|
}
|
|
};
|
|
ui.updateFullscreen = function() {
|
|
framework[ (_fullscrenAPI.isFullscreen() ? 'add' : 'remove') + 'Class' ](pswp.template, 'pswp--fs');
|
|
};
|
|
ui.updateIndexIndicator = function() {
|
|
if(pswp.options.counterEl) {
|
|
// +1, because human-friendly index starts from one.
|
|
_indexIndicator.innerHTML = (pswp.getCurrentIndex()+1) + pswp.options.indexIndicatorSep + pswp.options.getNumItemsFn();
|
|
}
|
|
|
|
};
|
|
|
|
ui.onGlobalTap = function(e) {
|
|
e = e || window.event;
|
|
var target = e.target || e.srcElement;
|
|
|
|
|
|
if(_blockControlsTap) {
|
|
return;
|
|
}
|
|
|
|
// if(e.detail.pointerType !== 'touch' && framework.hasClass(target, 'pswp__img') ) {
|
|
|
|
|
|
if(e.detail && e.detail.pointerType === 'mouse') {
|
|
|
|
// close gallery if clicked outside of the image
|
|
if(_hasCloseClass(target)) {
|
|
pswp.close();
|
|
}
|
|
|
|
if(framework.hasClass(target, 'pswp__img')) {
|
|
if(pswp.getZoomLevel() === 1 && pswp.getZoomLevel() <= pswp.currItem.fitRatio) {
|
|
pswp.close();
|
|
} else {
|
|
pswp.toggleDesktopZoom(e.detail.releasePoint);
|
|
}
|
|
}
|
|
|
|
} else {
|
|
|
|
// tap anywhere (except buttons) to toggle visibility of controls
|
|
|
|
if(pswp.options.tapToToggleControls) {
|
|
if(_controlsVisible) {
|
|
ui.hideControls();
|
|
} else {
|
|
ui.showControls();
|
|
}
|
|
}
|
|
|
|
// tap to close gallery
|
|
if(pswp.options.tapToClose && (framework.hasClass(target, 'pswp__img') || _hasCloseClass(target)) ) {
|
|
pswp.close();
|
|
return;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
};
|
|
ui.onMouseOver = function(e) {
|
|
e = e || window.event;
|
|
var target = e.target || e.srcElement;
|
|
|
|
// apply class when mouse is over an element that should close the gallery
|
|
if(_hasCloseClass(target)) {
|
|
framework.addClass(_controls, 'pswp__ui--over-close');
|
|
} else {
|
|
framework.removeClass(_controls, 'pswp__ui--over-close');
|
|
}
|
|
|
|
// if(_overImage) {
|
|
|
|
// }
|
|
};
|
|
|
|
ui.hideControls = function() {
|
|
framework.addClass(_controls,'pswp__ui--hidden');
|
|
_controlsVisible = false;
|
|
};
|
|
|
|
ui.showControls = function() {
|
|
_controlsVisible = true;
|
|
if(!_overlayUIUpdated) {
|
|
ui.update();
|
|
}
|
|
framework.removeClass(_controls,'pswp__ui--hidden');
|
|
};
|
|
|
|
ui.supportsFullscreen = function() {
|
|
var d = document;
|
|
return !!(d.exitFullscreen || d.mozCancelFullScreen || d.webkitExitFullscreen || d.msExitFullscreen);
|
|
};
|
|
|
|
ui.getFullscreenAPI = function() {
|
|
var dE = document.documentElement,
|
|
api,
|
|
tF = 'fullscreenchange';
|
|
|
|
if (dE.requestFullscreen) {
|
|
api = {
|
|
enterK: 'requestFullscreen',
|
|
exitK: 'exitFullscreen',
|
|
elementK: 'fullscreenElement',
|
|
eventK: tF
|
|
};
|
|
|
|
} else if(dE.mozRequestFullScreen ) {
|
|
api = {
|
|
enterK: 'mozRequestFullScreen',
|
|
exitK: 'mozCancelFullScreen',
|
|
elementK: 'mozFullScreenElement',
|
|
eventK: 'moz' + tF
|
|
};
|
|
|
|
|
|
|
|
} else if(dE.webkitRequestFullscreen) {
|
|
api = {
|
|
enterK: 'webkitRequestFullscreen',
|
|
exitK: 'webkitExitFullscreen',
|
|
elementK: 'webkitFullscreenElement',
|
|
eventK: 'webkit' + tF
|
|
};
|
|
|
|
} else if(dE.msRequestFullscreen) {
|
|
api = {
|
|
enterK: 'msRequestFullscreen',
|
|
exitK: 'msExitFullscreen',
|
|
elementK: 'msFullscreenElement',
|
|
eventK: 'MSFullscreenChange'
|
|
};
|
|
}
|
|
|
|
if(api) {
|
|
api.enter = function() {
|
|
// disable close-on-scroll in fullscreen
|
|
_initalCloseOnScrollValue = pswp.options.closeOnScroll;
|
|
pswp.options.closeOnScroll = false;
|
|
|
|
return pswp.template[this.enterK]( Element.ALLOW_KEYBOARD_INPUT );
|
|
};
|
|
api.exit = function() {
|
|
pswp.options.closeOnScroll = _initalCloseOnScrollValue;
|
|
|
|
return document[this.exitK]();
|
|
|
|
};
|
|
api.isFullscreen = function() { return document[this.elementK]; };
|
|
}
|
|
|
|
return api;
|
|
};
|
|
|
|
|
|
|
|
};
|
|
return PhotoSwipeUI_Default;
|
|
|
|
|
|
});
|