/*! PhotoSwipe Default UI - 4.1.3 - 2019-01-08
|
|
* http://photoswipe.com
|
|
* Copyright (c) 2019 Dmitry Semenov; */
|
|
/**
|
|
*
|
|
* UI on top of main sliding area (caption, arrows, close button, etc.).
|
|
* Built just using public methods/properties of PhotoSwipe.
|
|
*
|
|
*/
|
|
(function(root, factory) {
|
|
if (typeof define === "function" && define.amd) {
|
|
define(factory);
|
|
} else if (typeof exports === "object") {
|
|
module.exports = factory();
|
|
} else {
|
|
root.PhotoSwipeUI_Default = factory();
|
|
}
|
|
})(this, function() {
|
|
"use strict";
|
|
|
|
var PhotoSwipeUI_Default = function(pswp, framework) {
|
|
var ui = this;
|
|
var _overlayUIUpdated = false,
|
|
_controlsVisible = true,
|
|
_fullscrenAPI,
|
|
_controls,
|
|
_captionContainer,
|
|
_fakeCaptionContainer,
|
|
_indexIndicator,
|
|
_shareButton,
|
|
_shareModal,
|
|
_shareModalHidden = true,
|
|
_initalCloseOnScrollValue,
|
|
_isIdle,
|
|
_listen,
|
|
_loadingIndicator,
|
|
_loadingIndicatorHidden,
|
|
_loadingIndicatorTimeout,
|
|
_galleryHasOneSlide,
|
|
_options,
|
|
_defaultUIOptions = {
|
|
barsSize: { top: 44, bottom: "auto" },
|
|
closeElClasses: ["item", "caption", "zoom-wrap", "ui", "top-bar"],
|
|
timeToIdle: 4000,
|
|
timeToIdleOutside: 1000,
|
|
loadingIndicatorDelay: 1000, // 2s
|
|
|
|
addCaptionHTMLFn: function(item, captionEl /*, isFake */) {
|
|
if (!item.title) {
|
|
captionEl.children[0].innerHTML = "";
|
|
return false;
|
|
}
|
|
captionEl.children[0].innerHTML = item.title;
|
|
return true;
|
|
},
|
|
|
|
closeEl: true,
|
|
captionEl: true,
|
|
fullscreenEl: true,
|
|
zoomEl: true,
|
|
shareEl: true,
|
|
counterEl: true,
|
|
arrowEl: true,
|
|
preloaderEl: true,
|
|
|
|
tapToClose: false,
|
|
tapToToggleControls: true,
|
|
|
|
clickToCloseNonZoomable: true,
|
|
|
|
shareButtons: [
|
|
{
|
|
id: "facebook",
|
|
label: "Share on Facebook",
|
|
url: "https://www.facebook.com/sharer/sharer.php?u={{url}}"
|
|
},
|
|
{
|
|
id: "twitter",
|
|
label: "Tweet",
|
|
url: "https://twitter.com/intent/tweet?text={{text}}&url={{url}}"
|
|
},
|
|
{
|
|
id: "pinterest",
|
|
label: "Pin it",
|
|
url:
|
|
"http://www.pinterest.com/pin/create/button/" +
|
|
"?url={{url}}&media={{image_url}}&description={{text}}"
|
|
},
|
|
{
|
|
id: "download",
|
|
label: "Download image",
|
|
url: "{{raw_image_url}}",
|
|
download: true
|
|
}
|
|
],
|
|
getImageURLForShare: function(/* shareButtonData */) {
|
|
return pswp.currItem.src || "";
|
|
},
|
|
getPageURLForShare: function(/* shareButtonData */) {
|
|
return window.location.href;
|
|
},
|
|
getTextForShare: function(/* shareButtonData */) {
|
|
return pswp.currItem.title || "";
|
|
},
|
|
|
|
indexIndicatorSep: " / ",
|
|
fitControlsWidth: 1200
|
|
},
|
|
_blockControlsTap,
|
|
_blockControlsTapTimeout;
|
|
|
|
var _onControlsTap = function(e) {
|
|
if (_blockControlsTap) {
|
|
return true;
|
|
}
|
|
|
|
e = e || window.event;
|
|
|
|
if (_options.timeToIdle && _options.mouseUsed && !_isIdle) {
|
|
// reset idle timer
|
|
_onIdleMouseMove();
|
|
}
|
|
|
|
var target = e.target || e.srcElement,
|
|
uiElement,
|
|
clickedClass = target.getAttribute("class") || "",
|
|
found;
|
|
|
|
for (var i = 0; i < _uiElements.length; i++) {
|
|
uiElement = _uiElements[i];
|
|
if (
|
|
uiElement.onTap &&
|
|
clickedClass.indexOf("pswp__" + uiElement.name) > -1
|
|
) {
|
|
uiElement.onTap();
|
|
found = true;
|
|
}
|
|
}
|
|
|
|
if (found) {
|
|
if (e.stopPropagation) {
|
|
e.stopPropagation();
|
|
}
|
|
_blockControlsTap = true;
|
|
|
|
// Some versions of Android don't prevent ghost click event
|
|
// when preventDefault() was called on touchstart and/or touchend.
|
|
//
|
|
// This happens on v4.3, 4.2, 4.1,
|
|
// older versions strangely work correctly,
|
|
// but just in case we add delay on all of them)
|
|
var tapDelay = framework.features.isOldAndroid ? 600 : 30;
|
|
_blockControlsTapTimeout = setTimeout(function() {
|
|
_blockControlsTap = false;
|
|
}, tapDelay);
|
|
}
|
|
},
|
|
_fitControlsInViewport = function() {
|
|
return (
|
|
!pswp.likelyTouchDevice ||
|
|
_options.mouseUsed ||
|
|
screen.width > _options.fitControlsWidth
|
|
);
|
|
},
|
|
_togglePswpClass = function(el, cName, add) {
|
|
framework[(add ? "add" : "remove") + "Class"](el, "pswp__" + cName);
|
|
},
|
|
// add class when there is just one item in the gallery
|
|
// (by default it hides left/right arrows and 1ofX counter)
|
|
_countNumItems = function() {
|
|
var hasOneSlide = _options.getNumItemsFn() === 1;
|
|
|
|
if (hasOneSlide !== _galleryHasOneSlide) {
|
|
_togglePswpClass(_controls, "ui--one-slide", hasOneSlide);
|
|
_galleryHasOneSlide = hasOneSlide;
|
|
}
|
|
},
|
|
_toggleShareModalClass = function() {
|
|
_togglePswpClass(_shareModal, "share-modal--hidden", _shareModalHidden);
|
|
},
|
|
_toggleShareModal = function() {
|
|
_shareModalHidden = !_shareModalHidden;
|
|
|
|
if (!_shareModalHidden) {
|
|
_toggleShareModalClass();
|
|
setTimeout(function() {
|
|
if (!_shareModalHidden) {
|
|
framework.addClass(_shareModal, "pswp__share-modal--fade-in");
|
|
}
|
|
}, 30);
|
|
} else {
|
|
framework.removeClass(_shareModal, "pswp__share-modal--fade-in");
|
|
setTimeout(function() {
|
|
if (_shareModalHidden) {
|
|
_toggleShareModalClass();
|
|
}
|
|
}, 300);
|
|
}
|
|
|
|
if (!_shareModalHidden) {
|
|
_updateShareURLs();
|
|
}
|
|
return false;
|
|
},
|
|
_openWindowPopup = function(e) {
|
|
e = e || window.event;
|
|
var target = e.target || e.srcElement;
|
|
|
|
pswp.shout("shareLinkClick", e, target);
|
|
|
|
if (!target.href) {
|
|
return false;
|
|
}
|
|
|
|
if (target.hasAttribute("download")) {
|
|
return true;
|
|
}
|
|
|
|
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)
|
|
);
|
|
|
|
if (!_shareModalHidden) {
|
|
_toggleShareModal();
|
|
}
|
|
|
|
return false;
|
|
},
|
|
_updateShareURLs = function() {
|
|
var shareButtonOut = "",
|
|
shareButtonData,
|
|
shareURL,
|
|
image_url,
|
|
page_url,
|
|
share_text;
|
|
|
|
for (var i = 0; i < _options.shareButtons.length; i++) {
|
|
shareButtonData = _options.shareButtons[i];
|
|
|
|
image_url = _options.getImageURLForShare(shareButtonData);
|
|
page_url = _options.getPageURLForShare(shareButtonData);
|
|
share_text = _options.getTextForShare(shareButtonData);
|
|
|
|
shareURL = shareButtonData.url
|
|
.replace("{{url}}", encodeURIComponent(page_url))
|
|
.replace("{{image_url}}", encodeURIComponent(image_url))
|
|
.replace("{{raw_image_url}}", image_url)
|
|
.replace("{{text}}", encodeURIComponent(share_text));
|
|
|
|
shareButtonOut +=
|
|
'<a href="' +
|
|
shareURL +
|
|
'" target="_blank" ' +
|
|
'class="pswp__share--' +
|
|
shareButtonData.id +
|
|
'"' +
|
|
(shareButtonData.download ? "download" : "") +
|
|
">" +
|
|
shareButtonData.label +
|
|
"</a>";
|
|
|
|
if (_options.parseShareButtonOut) {
|
|
shareButtonOut = _options.parseShareButtonOut(
|
|
shareButtonData,
|
|
shareButtonOut
|
|
);
|
|
}
|
|
}
|
|
_shareModal.children[0].innerHTML = shareButtonOut;
|
|
_shareModal.children[0].onclick = _openWindowPopup;
|
|
},
|
|
_hasCloseClass = function(target) {
|
|
for (var i = 0; i < _options.closeElClasses.length; i++) {
|
|
if (
|
|
framework.hasClass(target, "pswp__" + _options.closeElClasses[i])
|
|
) {
|
|
return true;
|
|
}
|
|
}
|
|
},
|
|
_idleInterval,
|
|
_idleTimer,
|
|
_idleIncrement = 0,
|
|
_onIdleMouseMove = function() {
|
|
clearTimeout(_idleTimer);
|
|
_idleIncrement = 0;
|
|
if (_isIdle) {
|
|
ui.setIdle(false);
|
|
}
|
|
},
|
|
_onMouseLeaveWindow = function(e) {
|
|
e = e ? e : window.event;
|
|
var from = e.relatedTarget || e.toElement;
|
|
if (!from || from.nodeName === "HTML") {
|
|
clearTimeout(_idleTimer);
|
|
_idleTimer = setTimeout(function() {
|
|
ui.setIdle(true);
|
|
}, _options.timeToIdleOutside);
|
|
}
|
|
},
|
|
_setupFullscreenAPI = function() {
|
|
if (_options.fullscreenEl && !framework.features.isOldAndroid) {
|
|
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");
|
|
}
|
|
}
|
|
},
|
|
_setupLoadingIndicator = function() {
|
|
// Setup loading indicator
|
|
if (_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)
|
|
) {
|
|
// show preloader if progressive loading is not enabled,
|
|
// or image width is not defined yet (because of slow connection)
|
|
_toggleLoadingIndicator(false);
|
|
// items-controller.js function allowProgressiveImg
|
|
}
|
|
} else {
|
|
_toggleLoadingIndicator(true); // hide preloader
|
|
}
|
|
}, _options.loadingIndicatorDelay);
|
|
});
|
|
_listen("imageLoadComplete", function(index, item) {
|
|
if (pswp.currItem === item) {
|
|
_toggleLoadingIndicator(true);
|
|
}
|
|
});
|
|
}
|
|
},
|
|
_toggleLoadingIndicator = function(hide) {
|
|
if (_loadingIndicatorHidden !== hide) {
|
|
_togglePswpClass(_loadingIndicator, "preloader--active", !hide);
|
|
_loadingIndicatorHidden = hide;
|
|
}
|
|
},
|
|
_applyNavBarGaps = function(item) {
|
|
var gap = item.vGap;
|
|
|
|
if (_fitControlsInViewport()) {
|
|
var bars = _options.barsSize;
|
|
if (_options.captionEl && bars.bottom === "auto") {
|
|
if (!_fakeCaptionContainer) {
|
|
_fakeCaptionContainer = framework.createEl(
|
|
"pswp__caption pswp__caption--fake"
|
|
);
|
|
_fakeCaptionContainer.appendChild(
|
|
framework.createEl("pswp__caption__center")
|
|
);
|
|
_controls.insertBefore(_fakeCaptionContainer, _captionContainer);
|
|
framework.addClass(_controls, "pswp__ui--fit");
|
|
}
|
|
if (_options.addCaptionHTMLFn(item, _fakeCaptionContainer, true)) {
|
|
var captionSize = _fakeCaptionContainer.clientHeight;
|
|
gap.bottom = parseInt(captionSize, 10) || 44;
|
|
} else {
|
|
gap.bottom = bars.top; // if no caption, set size of bottom gap to size of top
|
|
}
|
|
} else {
|
|
gap.bottom = bars.bottom === "auto" ? 0 : bars.bottom;
|
|
}
|
|
|
|
// height of top bar is static, no need to calculate it
|
|
gap.top = bars.top;
|
|
} else {
|
|
gap.top = gap.bottom = 0;
|
|
}
|
|
},
|
|
_setupIdle = function() {
|
|
// Hide controls when mouse is used
|
|
if (_options.timeToIdle) {
|
|
_listen("mouseUsed", function() {
|
|
framework.bind(document, "mousemove", _onIdleMouseMove);
|
|
framework.bind(document, "mouseout", _onMouseLeaveWindow);
|
|
|
|
_idleInterval = setInterval(function() {
|
|
_idleIncrement++;
|
|
if (_idleIncrement === 2) {
|
|
ui.setIdle(true);
|
|
}
|
|
}, _options.timeToIdle / 2);
|
|
});
|
|
}
|
|
},
|
|
_setupHidingControlsDuringGestures = function() {
|
|
// Hide controls on vertical drag
|
|
_listen("onVerticalDrag", function(now) {
|
|
if (_controlsVisible && now < 0.95) {
|
|
ui.hideControls();
|
|
} else if (!_controlsVisible && now >= 0.95) {
|
|
ui.showControls();
|
|
}
|
|
});
|
|
|
|
// Hide controls when pinching to close
|
|
var pinchControlsHidden;
|
|
_listen("onPinchClose", function(now) {
|
|
if (_controlsVisible && now < 0.9) {
|
|
ui.hideControls();
|
|
pinchControlsHidden = true;
|
|
} else if (pinchControlsHidden && !_controlsVisible && now > 0.9) {
|
|
ui.showControls();
|
|
}
|
|
});
|
|
|
|
_listen("zoomGestureEnded", function() {
|
|
pinchControlsHidden = false;
|
|
if (pinchControlsHidden && !_controlsVisible) {
|
|
ui.showControls();
|
|
}
|
|
});
|
|
};
|
|
|
|
var _uiElements = [
|
|
{
|
|
name: "caption",
|
|
option: "captionEl",
|
|
onInit: function(el) {
|
|
_captionContainer = el;
|
|
}
|
|
},
|
|
{
|
|
name: "share-modal",
|
|
option: "shareEl",
|
|
onInit: function(el) {
|
|
_shareModal = el;
|
|
},
|
|
onTap: function() {
|
|
_toggleShareModal();
|
|
}
|
|
},
|
|
{
|
|
name: "button--share",
|
|
option: "shareEl",
|
|
onInit: function(el) {
|
|
_shareButton = el;
|
|
},
|
|
onTap: function() {
|
|
_toggleShareModal();
|
|
}
|
|
},
|
|
{
|
|
name: "button--zoom",
|
|
option: "zoomEl",
|
|
onTap: pswp.toggleDesktopZoom
|
|
},
|
|
{
|
|
name: "counter",
|
|
option: "counterEl",
|
|
onInit: function(el) {
|
|
_indexIndicator = el;
|
|
}
|
|
},
|
|
{
|
|
name: "button--close",
|
|
option: "closeEl",
|
|
onTap: pswp.close
|
|
},
|
|
{
|
|
name: "button--arrow--left",
|
|
option: "arrowEl",
|
|
onTap: pswp.prev
|
|
},
|
|
{
|
|
name: "button--arrow--right",
|
|
option: "arrowEl",
|
|
onTap: pswp.next
|
|
},
|
|
{
|
|
name: "button--fs",
|
|
option: "fullscreenEl",
|
|
onTap: function() {
|
|
if (_fullscrenAPI.isFullscreen()) {
|
|
_fullscrenAPI.exit();
|
|
} else {
|
|
_fullscrenAPI.enter();
|
|
}
|
|
}
|
|
},
|
|
{
|
|
name: "preloader",
|
|
option: "preloaderEl",
|
|
onInit: function(el) {
|
|
_loadingIndicator = el;
|
|
}
|
|
}
|
|
];
|
|
|
|
var _setupUIElements = function() {
|
|
var item, classAttr, uiElement;
|
|
|
|
var loopThroughChildElements = function(sChildren) {
|
|
if (!sChildren) {
|
|
return;
|
|
}
|
|
|
|
var l = sChildren.length;
|
|
for (var i = 0; i < l; i++) {
|
|
item = sChildren[i];
|
|
classAttr = item.className;
|
|
|
|
for (var a = 0; a < _uiElements.length; a++) {
|
|
uiElement = _uiElements[a];
|
|
|
|
if (classAttr.indexOf("pswp__" + uiElement.name) > -1) {
|
|
if (_options[uiElement.option]) {
|
|
// if element is not disabled from options
|
|
|
|
framework.removeClass(item, "pswp__element--disabled");
|
|
if (uiElement.onInit) {
|
|
uiElement.onInit(item);
|
|
}
|
|
|
|
//item.style.display = 'block';
|
|
} else {
|
|
framework.addClass(item, "pswp__element--disabled");
|
|
//item.style.display = 'none';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
loopThroughChildElements(_controls.children);
|
|
|
|
var topBar = framework.getChildByClass(_controls, "pswp__top-bar");
|
|
if (topBar) {
|
|
loopThroughChildElements(topBar.children);
|
|
}
|
|
};
|
|
|
|
ui.init = function() {
|
|
// extend options
|
|
framework.extend(pswp.options, _defaultUIOptions, true);
|
|
|
|
// create local link for fast access
|
|
_options = pswp.options;
|
|
|
|
// find pswp__ui element
|
|
_controls = framework.getChildByClass(pswp.scrollWrap, "pswp__ui");
|
|
|
|
// create local link
|
|
_listen = pswp.listen;
|
|
|
|
_setupHidingControlsDuringGestures();
|
|
|
|
// update controls when slides change
|
|
_listen("beforeChange", ui.update);
|
|
|
|
// toggle zoom on double-tap
|
|
_listen("doubleTap", function(point) {
|
|
var initialZoomLevel = pswp.currItem.initialZoomLevel;
|
|
if (pswp.getZoomLevel() !== initialZoomLevel) {
|
|
pswp.zoomTo(initialZoomLevel, point, 333);
|
|
} else {
|
|
pswp.zoomTo(
|
|
_options.getDoubleTapZoom(false, pswp.currItem),
|
|
point,
|
|
333
|
|
);
|
|
}
|
|
});
|
|
|
|
// Allow text selection in caption
|
|
_listen("preventDragEvent", function(e, isDown, preventObj) {
|
|
var t = e.target || e.srcElement;
|
|
if (
|
|
t &&
|
|
t.getAttribute("class") &&
|
|
e.type.indexOf("mouse") > -1 &&
|
|
(t.getAttribute("class").indexOf("__caption") > 0 ||
|
|
/(SMALL|STRONG|EM)/i.test(t.tagName))
|
|
) {
|
|
preventObj.prevent = false;
|
|
}
|
|
});
|
|
|
|
// bind events for UI
|
|
_listen("bindEvents", function() {
|
|
framework.bind(_controls, "pswpTap click", _onControlsTap);
|
|
framework.bind(pswp.scrollWrap, "pswpTap", ui.onGlobalTap);
|
|
|
|
if (!pswp.likelyTouchDevice) {
|
|
framework.bind(pswp.scrollWrap, "mouseover", ui.onMouseOver);
|
|
}
|
|
});
|
|
|
|
// unbind events for UI
|
|
_listen("unbindEvents", function() {
|
|
if (!_shareModalHidden) {
|
|
_toggleShareModal();
|
|
}
|
|
|
|
if (_idleInterval) {
|
|
clearInterval(_idleInterval);
|
|
}
|
|
framework.unbind(document, "mouseout", _onMouseLeaveWindow);
|
|
framework.unbind(document, "mousemove", _onIdleMouseMove);
|
|
framework.unbind(_controls, "pswpTap click", _onControlsTap);
|
|
framework.unbind(pswp.scrollWrap, "pswpTap", ui.onGlobalTap);
|
|
framework.unbind(pswp.scrollWrap, "mouseover", ui.onMouseOver);
|
|
|
|
if (_fullscrenAPI) {
|
|
framework.unbind(document, _fullscrenAPI.eventK, ui.updateFullscreen);
|
|
if (_fullscrenAPI.isFullscreen()) {
|
|
_options.hideAnimationDuration = 0;
|
|
_fullscrenAPI.exit();
|
|
}
|
|
_fullscrenAPI = null;
|
|
}
|
|
});
|
|
|
|
// clean up things when gallery is destroyed
|
|
_listen("destroy", function() {
|
|
if (_options.captionEl) {
|
|
if (_fakeCaptionContainer) {
|
|
_controls.removeChild(_fakeCaptionContainer);
|
|
}
|
|
framework.removeClass(_captionContainer, "pswp__caption--empty");
|
|
}
|
|
|
|
if (_shareModal) {
|
|
_shareModal.children[0].onclick = null;
|
|
}
|
|
framework.removeClass(_controls, "pswp__ui--over-close");
|
|
framework.addClass(_controls, "pswp__ui--hidden");
|
|
ui.setIdle(false);
|
|
});
|
|
|
|
if (!_options.showAnimationDuration) {
|
|
framework.removeClass(_controls, "pswp__ui--hidden");
|
|
}
|
|
_listen("initialZoomIn", function() {
|
|
if (_options.showAnimationDuration) {
|
|
framework.removeClass(_controls, "pswp__ui--hidden");
|
|
}
|
|
});
|
|
_listen("initialZoomOut", function() {
|
|
framework.addClass(_controls, "pswp__ui--hidden");
|
|
});
|
|
|
|
_listen("parseVerticalMargin", _applyNavBarGaps);
|
|
|
|
_setupUIElements();
|
|
|
|
if (_options.shareEl && _shareButton && _shareModal) {
|
|
_shareModalHidden = true;
|
|
}
|
|
|
|
_countNumItems();
|
|
|
|
_setupIdle();
|
|
|
|
_setupFullscreenAPI();
|
|
|
|
_setupLoadingIndicator();
|
|
};
|
|
|
|
ui.setIdle = function(isIdle) {
|
|
_isIdle = isIdle;
|
|
_togglePswpClass(_controls, "ui--idle", isIdle);
|
|
};
|
|
|
|
ui.update = function() {
|
|
// Don't update UI if it's hidden
|
|
if (_controlsVisible && pswp.currItem) {
|
|
ui.updateIndexIndicator();
|
|
|
|
if (_options.captionEl) {
|
|
_options.addCaptionHTMLFn(pswp.currItem, _captionContainer);
|
|
|
|
_togglePswpClass(
|
|
_captionContainer,
|
|
"caption--empty",
|
|
!pswp.currItem.title
|
|
);
|
|
}
|
|
|
|
_overlayUIUpdated = true;
|
|
} else {
|
|
_overlayUIUpdated = false;
|
|
}
|
|
|
|
if (!_shareModalHidden) {
|
|
_toggleShareModal();
|
|
}
|
|
|
|
_countNumItems();
|
|
};
|
|
|
|
ui.updateFullscreen = function(e) {
|
|
if (e) {
|
|
// some browsers change window scroll position during the fullscreen
|
|
// so PhotoSwipe updates it just in case
|
|
setTimeout(function() {
|
|
pswp.setScrollOffset(0, framework.getScrollY());
|
|
}, 50);
|
|
}
|
|
|
|
// toogle pswp--fs class on root element
|
|
framework[(_fullscrenAPI.isFullscreen() ? "add" : "remove") + "Class"](
|
|
pswp.template,
|
|
"pswp--fs"
|
|
);
|
|
};
|
|
|
|
ui.updateIndexIndicator = function() {
|
|
if (_options.counterEl) {
|
|
_indexIndicator.innerHTML =
|
|
pswp.getCurrentIndex() +
|
|
1 +
|
|
_options.indexIndicatorSep +
|
|
_options.getNumItemsFn();
|
|
}
|
|
};
|
|
|
|
ui.onGlobalTap = function(e) {
|
|
e = e || window.event;
|
|
var target = e.target || e.srcElement;
|
|
|
|
if (_blockControlsTap) {
|
|
return;
|
|
}
|
|
|
|
if (e.detail && e.detail.pointerType === "mouse") {
|
|
// close gallery if clicked outside of the image
|
|
if (_hasCloseClass(target)) {
|
|
pswp.close();
|
|
return;
|
|
}
|
|
|
|
if (framework.hasClass(target, "pswp__img")) {
|
|
if (
|
|
pswp.getZoomLevel() === 1 &&
|
|
pswp.getZoomLevel() <= pswp.currItem.fitRatio
|
|
) {
|
|
if (_options.clickToCloseNonZoomable) {
|
|
pswp.close();
|
|
}
|
|
} else {
|
|
pswp.toggleDesktopZoom(e.detail.releasePoint);
|
|
}
|
|
}
|
|
} else {
|
|
// tap anywhere (except buttons) to toggle visibility of controls
|
|
if (_options.tapToToggleControls) {
|
|
if (_controlsVisible) {
|
|
ui.hideControls();
|
|
} else {
|
|
ui.showControls();
|
|
}
|
|
}
|
|
|
|
// tap to close gallery
|
|
if (
|
|
_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;
|
|
|
|
// add class when mouse is over an element that should close the gallery
|
|
_togglePswpClass(_controls, "ui--over-close", _hasCloseClass(target));
|
|
};
|
|
|
|
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 = _options.closeOnScroll;
|
|
_options.closeOnScroll = false;
|
|
|
|
if (this.enterK === "webkitRequestFullscreen") {
|
|
pswp.template[this.enterK](Element.ALLOW_KEYBOARD_INPUT);
|
|
} else {
|
|
return pswp.template[this.enterK]();
|
|
}
|
|
};
|
|
api.exit = function() {
|
|
_options.closeOnScroll = _initalCloseOnScrollValue;
|
|
|
|
return document[this.exitK]();
|
|
};
|
|
api.isFullscreen = function() {
|
|
return document[this.elementK];
|
|
};
|
|
}
|
|
|
|
return api;
|
|
};
|
|
};
|
|
return PhotoSwipeUI_Default;
|
|
});
|