forked from ajlkn/jquery.poptrox
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jquery.poptrox.js
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jquery.poptrox.js
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/* jquery.poptrox.js v2.3.3 | (c) n33 | n33.co | MIT licensed */
(function($) {
// Disables selection
$.fn.poptrox_disableSelection = function() { return $(this).css('user-select', 'none').css('-khtml-user-select', 'none').css('-moz-user-select', 'none').css('-o-user-select', 'none').css('-webkit-user-select', 'none'); }
// Poptrox prototype method
$.fn.poptrox = function(options) {
// Handle multiple elements
if (this.length > 1) {
for (var i=0; i < this.length; i++)
$(this[i]).poptrox(options);
return $(this);
}
// Settings
var settings = $.extend({
preload: false, // If true, preload fullsize images in the background
baseZIndex: 1000, // Base Z-Index
fadeSpeed: 300, // Global fade speed
overlayColor: '#000000', // Overlay color
overlayOpacity: 0.6, // Overlay opacity
windowMargin: 50, // Window margin size (in pixels; only comes into play when an image is larger than the viewport)
windowHeightPad: 0, // Window height pad
selector: 'a', // Anchor tag selector
popupSpeed: 300, // Popup (resize) speed
popupWidth: 200, // Popup width
popupHeight: 100, // Popup height
popupIsFixed: false, // If true, popup won't resize to fit images
useBodyOverflow: true, // If true, the BODY tag is set to overflow: hidden when the popup is visible
usePopupEasyClose: true, // If true, popup can be closed by clicking on it anywhere
usePopupLoader: true, // If true, show the popup loader
usePopupCloser: true, // If true, show the popup closer button/link
usePopupCaption: false, // If true, show the popup image caption
usePopupNav: false, // If true, show (and use) popup navigation
usePopupDefaultStyling: true, // If true, default popup styling will be applied (background color, text color, etc)
popupBackgroundColor: '#FFFFFF', // (Default Style) Popup background color (when usePopupStyling = true)
popupTextColor: '#000000', // (Default Style) Popup text color (when usePopupStyling = true)
popupLoaderTextSize: '2em', // (Default Style) Popup loader text size
popupCloserBackgroundColor: '#000000', // (Default Style) Popup closer background color (when usePopupStyling = true)
popupCloserTextColor: '#FFFFFF', // (Default Style) Popup closer text color (when usePopupStyling = true)
popupCloserTextSize: '20px', // (Default Style) Popup closer text size
popupPadding: 10, // (Default Style) Popup padding (when usePopupStyling = true)
popupCaptionHeight: 60, // (Default Style) Popup height of caption area
popupCaptionTextSize: null, // (Default Style) Popup caption text size
popupBlankCaptionText: '(untitled)', // Applied to images that don't have captions (when captions are enabled)
popupCloserText: '×', // Popup closer text
popupLoaderText: '••••', // Popup loader text
popupClass: 'poptrox-popup', // Popup class
popupSelector: null, // (Advanced) Popup selector (use this if you want to replace the built-in popup)
popupLoaderSelector: '.loader', // (Advanced) Popup Loader selector
popupCloserSelector: '.closer', // (Advanced) Popup Closer selector
popupCaptionSelector: '.caption', // (Advanced) Popup Caption selector
popupNavPreviousSelector: '.nav-previous', // (Advanced) Popup Nav Previous selector
popupNavNextSelector: '.nav-next', // (Advanced) Popup Nav Next selector
onPopupClose: null, // Called when popup closes
onPopupOpen: null // Called when popup opens
}, options);
// Variables
var _top = $(this),
_body = $('body'),
_overlay = $('<div></div>'),
_window = $(window);
var windowWidth,
windowHeight,
queue = [],
navPos = 0,
isLocked = false,
cache = new Array(),
isMSIE = navigator.userAgent.match(/MSIE ([0-9]+)\./),
isMSIE6 = isMSIE && (RegExp.$1 == 6),
isMSIE67 = isMSIE && (RegExp.$1 < 8),
pos = (isMSIE6 ? 'absolute' : 'fixed');
function updateWH() {
windowWidth = $(window).width();
windowHeight = $(window).height() + settings.windowHeightPad;
}
// Disable unused features
if (!settings.usePopupLoader)
settings.popupLoaderSelector = null;
if (!settings.usePopupCloser)
settings.popupCloserSelector = null;
if (!settings.usePopupCaption)
settings.popupCaptionSelector = null;
if (!settings.usePopupNav) {
settings.popupNavPreviousSelector = null;
settings.popupNavNextSelector = null;
}
// Get popup
var _popup;
if (settings.popupSelector)
_popup = $(settings.popupSelector);
else
_popup = $('<div class="' + settings.popupClass + '">' + (settings.popupLoaderSelector ? '<div class="loader">' + settings.popupLoaderText + '</div>' : '') + '<div class="pic"></div>' + (settings.popupCaptionSelector ? '<div class="caption"></div>' : '') + (settings.popupCloserSelector ? '<span class="closer">' + settings.popupCloserText + '</span>' : '') + (settings.popupNavPreviousSelector ? '<div class="nav-previous"></div>' : '') + (settings.popupNavNextSelector ? '<div class="nav-next"></div>' : '') + '</div>');
// Get popup components
var _pic = _popup.find('.pic'),
_x = $(),
_loader = _popup.find(settings.popupLoaderSelector),
_caption = _popup.find(settings.popupCaptionSelector),
_closer = _popup.find(settings.popupCloserSelector),
_nav_next = _popup.find(settings.popupNavNextSelector),
_nav_previous = _popup.find(settings.popupNavPreviousSelector),
_nav = _nav_next.add(_nav_previous);
// Apply default styling?
if (settings.usePopupDefaultStyling) {
_popup.css('background', settings.popupBackgroundColor);
_popup.css('color', settings.popupTextColor);
_popup.css('padding', settings.popupPadding + 'px');
if (_caption.length > 0) {
_popup.css('padding-bottom', settings.popupCaptionHeight + 'px');
_caption
.css('position', 'absolute')
.css('left', '0')
.css('bottom', '0')
.css('width', '100%')
.css('text-align', 'center')
.css('height', settings.popupCaptionHeight + 'px')
.css('line-height', settings.popupCaptionHeight + 'px');
if (settings.popupCaptionTextSize)
_caption.css('font-size', popupCaptionTextSize);
}
if (_closer.length > 0)
_closer
.html(settings.popupCloserText)
.css('font-size', settings.popupCloserTextSize)
.css('background', settings.popupCloserBackgroundColor)
.css('color', settings.popupCloserTextColor)
.css('display', 'block')
.css('width', '40px')
.css('height', '40px')
.css('line-height', '40px')
.css('text-align', 'center')
.css('position', 'absolute')
.css('text-decoration', 'none')
.css('outline', '0')
.css('top', '0')
.css('right', '-40px');
if (_loader.length > 0) {
_loader
.html('')
.css('position', 'relative')
.css('font-size', settings.popupLoaderTextSize)
.on('startSpinning', function(e) {
var x = $('<div>' + settings.popupLoaderText + '</div>');
x
.css('height', Math.floor(settings.popupHeight / 2) + 'px')
.css('overflow', 'hidden')
.css('line-height', Math.floor(settings.popupHeight / 2) + 'px')
.css('text-align', 'center')
.css('margin-top', Math.floor((_popup.height() - x.height() + (_caption.length > 0 ? _caption.height() : 0)) / 2))
.css('color', (settings.popupTextColor ? settings.popupTextColor : ''))
.on('xfin', function() { x.fadeTo(300, 0.5, function() { x.trigger('xfout'); }); })
.on('xfout', function() { x.fadeTo(300, 0.05, function() { x.trigger('xfin'); }); })
.trigger('xfin');
_loader.append(x);
})
.on('stopSpinning', function(e) {
var x = _loader.find('div');
x.remove();
});
}
if (_nav.length == 2) {
_nav
.css('font-size', '75px')
.css('text-align', 'center')
.css('color', '#fff')
.css('text-shadow', 'none')
.css('height', '100%')
.css('position', 'absolute')
.css('top', '0')
.css('opacity', '0.35')
.css('cursor', 'pointer')
.css('box-shadow', 'inset 0px 0px 10px 0px rgba(0,0,0,0)')
.poptrox_disableSelection();
var wn, wp;
if (settings.usePopupEasyClose) {
wn = '100px';
wp = '100px';
}
else {
wn = '75%';
wp = '25%';
}
_nav_next
.css('right', '0')
.css('width', wn)
.html('<div style="position: absolute; height: 100px; width: 125px; top: 50%; right: 0; margin-top: -50px;">></div>');
_nav_previous
.css('left', '0')
.css('width', wp)
.html('<div style="position: absolute; height: 100px; width: 125px; top: 50%; left: 0; margin-top: -50px;"><</div>');
}
}
// Main
_window
.on('orientationchange', function() {
_window.trigger('resize');
})
.resize(function() {
updateWH();
_popup.trigger('poptrox_close');
});
_caption
.on('update', function(e, s) {
if (!s || s.length == 0)
s = settings.popupBlankCaptionText;
_caption.html(s);
});
_closer
.css('cursor', 'pointer')
.on('click', function(e) {
e.preventDefault();
e.stopPropagation();
_popup.trigger('poptrox_close');
return true;
});
_nav_next
.on('click', function() {
_popup.trigger('poptrox_next');
});
_nav_previous
.on('click', function() {
_popup.trigger('poptrox_previous');
});
_overlay
.prependTo('body')
.hide();
if (isMSIE6)
_overlay.css('position', 'absolute');
else
_overlay
.css('position', pos)
.css('left', 0)
.css('top', 0)
.css('z-index', settings.baseZIndex)
.css('width', '200%')
.css('height', '200%')
.css('background-color', settings.overlayColor);
_overlay
.css('cursor', 'pointer')
.on('click', function(e) {
e.preventDefault();
e.stopPropagation();
_popup.trigger('poptrox_close');
});
if (settings.usePopupEasyClose) {
_pic
.css('cursor', 'pointer')
.on('click', function(e) {
e.preventDefault();
e.stopPropagation();
_popup.trigger('poptrox_close');
});
}
_popup
.on('poptrox_next', function() {
var x = navPos + 1;
if (x >= queue.length)
x = 0;
_popup.trigger('poptrox_switch', [x]);
})
.on('poptrox_previous', function() {
var x = navPos - 1;
if (x < 0)
x = queue.length - 1;
_popup.trigger('poptrox_switch', [x]);
})
.on('poptrox_reset', function() {
updateWH();
_popup
.css('position', pos)
.css('z-index', settings.baseZIndex + 1)
.css('width', settings.popupWidth + 'px')
.css('height', settings.popupHeight + 'px')
.css('left', (windowWidth / 2) + 'px')
.css('top', (windowHeight / 2) + 'px')
.css('top', (windowHeight / 2) + 'px')
.css('margin-left', (-1 * (_popup.outerWidth() / 2)) + 'px')
.css('margin-top', (-1 * (_popup.outerHeight() / 2)) + 'px')
_loader.hide().trigger('stopSpinning');
_caption.hide();
_closer.hide();
_nav.hide();
_pic.hide();
_x.detach();
})
.on('poptrox_open', function(e, index) {
if (isLocked)
return true;
isLocked = true;
if (settings.useBodyOverflow)
_body.css('overflow', 'hidden');
if (settings.onPopupOpen)
(settings.onPopupOpen)();
_overlay
.fadeTo(settings.fadeSpeed, settings.overlayOpacity, function() {
_popup.trigger('poptrox_switch', [index, true]);
});
})
.on('poptrox_switch', function(e, index, ignoreLock) {
var x, img;
if (!ignoreLock && isLocked)
return true;
isLocked = true;
// Cleanup from previous
_caption.hide();
if (_x.attr('src'))
_x.attr('src', '');
_x.detach();
// Activate new object
x = queue[index];
_x = x.object;
_x.off('load');
_pic
.css('text-indent', '-9999em')
.show()
.append(_x);
if (x.type == 'ajax')
$.get(x.src, function(data) {
_x.html(data);
_x.trigger('load');
});
else
_x.attr('src', x.src);
if (x.type != 'image')
_x
.css('position', 'relative')
.css('outline', '0')
.css('z-index', settings.baseZIndex + 100)
.width(x.width)
.height(x.height);
// Initialize
_loader.trigger('startSpinning').fadeIn(300);
_popup.show();
if (settings.popupIsFixed) {
_popup
.width(settings.popupWidth)
.height(settings.popupHeight)
.css('margin-left', (-1 * (_popup.innerWidth() / 2)) + 'px')
.css('margin-top', (-1 * (_popup.innerHeight() / 2)) + 'px');
_x.load(function() {
_x.off('load');
_loader.hide().trigger('stopSpinning');
_caption.trigger('update', [x.captionText]).fadeIn(settings.fadeSpeed);
_closer.fadeIn(settings.fadeSpeed);
_pic.css('text-indent', 0).hide().fadeIn(settings.fadeSpeed, function() { isLocked = false; });
navPos = index;
_nav.fadeIn(settings.fadeSpeed);
});
}
else {
_x.load(function() {
_x.off('load');
updateWH();
var dw = Math.abs(_popup.width() - _popup.outerWidth()), dh = Math.abs(_popup.height() - _popup.outerHeight());
var nw = _x.width(), nh = _x.height();
var maxw = windowWidth - (settings.windowMargin * 2) - dw, maxh = windowHeight - (settings.windowMargin * 2) - dh;
_loader.hide().trigger('stopSpinning');
if (nw > maxw || nh > maxh) {
var multW, multH, m;
multW = maxw / nw;
multH = maxh / nh;
m = Math.min(multW, multH);
nw = Math.floor(m * nw);
nh = Math.floor(m * nh);
_x.width(nw).height(nh);
}
if (_popup.innerWidth() == nw + dw
&& _popup.innerHeight() == nh + dh) {
_caption.trigger('update', [x.captionText]).fadeIn(settings.fadeSpeed);
_closer.fadeIn(settings.fadeSpeed);
_pic.css('text-indent', 0).hide().fadeIn(settings.fadeSpeed, function() { isLocked = false; });
navPos = index;
}
else
_popup
.animate({
width: nw,
height: nh,
marginLeft: (-1 * (nw / 2)) - (dw / 2),
marginTop: (-1 * (nh / 2)) - (dh / 2)
}, settings.popupSpeed, 'swing', function() {
_caption.trigger('update', [x.captionText]).fadeIn(settings.fadeSpeed);
_closer.fadeIn(settings.fadeSpeed);
_pic.css('text-indent', 0).hide().fadeIn(settings.fadeSpeed, function() { isLocked = false; });
navPos = index;
_nav.fadeIn(settings.fadeSpeed);
});
});
}
if (x.type != 'image')
_x.trigger('load');
})
.on('poptrox_close', function() {
if (isLocked)
return true;
isLocked = true;
_popup
.hide()
.trigger('poptrox_reset');
if (settings.onPopupClose)
(settings.onPopupClose)();
_overlay
.fadeOut(settings.fadeSpeed, function() {
if (settings.useBodyOverflow)
_body.css('overflow', 'auto');
isLocked = false;
});
})
.prependTo('body')
.hide()
.trigger('poptrox_reset');
_window
.keydown(function(e) {
if (_popup.is(':visible')) {
switch (e.keyCode) {
case 37:
case 32:
if (settings.usePopupNav) {
_popup.trigger('poptrox_previous');
return false;
}
break;
case 39:
if (settings.usePopupNav) {
_popup.trigger('poptrox_next');
return false;
}
break;
case 27:
_popup.trigger('poptrox_close');
return false;
break;
}
}
});
_top.find(settings.selector).each(function(index) {
var x, tmp, a = $(this), i = a.find('img'), data = a.data('poptrox');
x = {
src: a.attr('href'),
captionText: i.attr('title'),
width: a.attr('width'),
height: a.attr('height'),
type: null,
object: null
};
// If a data attribute exists, use it
if (data) {
var k, b = data.split(',');
for (k in b) {
tmp = b[k].match(/([0-9]+)x([0-9]+)/);
// Size
if (tmp && tmp.length == 3) {
x.width = tmp[1];
x.height = tmp[2];
}
// Type
else
x.type = b[k];
}
}
// No type? Attempt to guess it based on the href's domain
if (!x.type) {
tmp = x.src.match(/http[s]?:\/\/([a-z0-9\.]+)\/.*/);
if (!tmp || tmp.length < 3)
tmp = [false];
switch (tmp[1]) {
case 'api.soundcloud.com':
x.type = 'soundcloud';
break;
case 'youtu.be':
x.type = 'youtube';
break;
case 'vimeo.com':
x.type = 'vimeo';
break;
default:
x.type = 'image';
break;
}
}
// Create object (based on type)
tmp = x.src.match(/http([s]?):\/\/[a-z0-9\.]+\/(.*)/);
if (tmp)
x.prefix = 'http' + (tmp[1] == 's' ? 's' : '');
switch (x.type) {
case 'ignore':
break;
case 'iframe':
x.object = $('<iframe src="" frameborder="0"></iframe>');
x.object
.on('click', function(e) { e.stopPropagation(); })
.css('cursor', 'auto');
break;
case 'ajax':
x.object = $('<div class="poptrox-ajax"></div>');
x.object
.on('click', function(e) { e.stopPropagation(); })
.css('cursor', 'auto')
.css('overflow', 'auto');
break;
case 'soundcloud':
x.object = $('<iframe scrolling="no" frameborder="no" src=""></iframe>');
x.src = x.prefix + '://w.soundcloud.com/player/?url=' + escape(x.src);
x.width = '600';
x.height = "166";
break;
case 'youtube':
x.object = $('<iframe src="" frameborder="0" allowfullscreen="1"></iframe>');
x.src = x.prefix + '://www.youtube.com/embed/' + tmp[2];
break;
case 'vimeo':
x.object = $('<iframe src="" frameborder="0" allowFullScreen="1"></iframe>');
x.src = x.prefix + '://player.vimeo.com/video/' + tmp[2];
break;
default:
x.object = $('<img src="" alt="" />');
if (settings.preload) {
var tmp = document.createElement('img');
tmp.src = x.src; cache.push(tmp);
}
break;
}
queue.push(x);
i.attr('title', '');
if (x.type != 'ignore')
a
.attr('href', '')
.css('outline', 0)
.on('click', function(e) {
e.preventDefault();
e.stopPropagation();
_popup.trigger('poptrox_open', [index]);
});
});
return $(this);
};
})(jQuery);