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jquery.fs.boxer.js
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jquery.fs.boxer.js
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/*
* Boxer v3.3.0 - 2015-04-04
* A jQuery plugin for displaying images, videos or content in a modal overlay. Part of the Formstone Library.
* http://classic.formstone.it/boxer/
*
* Copyright 2015 Ben Plum; MIT Licensed
*/
;(function ($, window) {
"use strict";
var $body = null,
data = {},
trueMobile = /Android|webOS|iPhone|iPad|iPod|BlackBerry/i.test((window.navigator.userAgent||window.navigator.vendor||window.opera)),
transitionEvent,
transitionSupported;
/**
* @options
* @param callback [function] <$.noop> "Funciton called after opening instance"
* @param customClass [string] <''> "Class applied to instance"
* @param extensions [array] <"jpg", "sjpg", "jpeg", "png", "gif"> "Image type extensions"
* @param fixed [boolean] <false> "Flag for fixed positioning"
* @param formatter [function] <$.noop> "Caption format function"
* @param labels.close [string] <'Close'> "Close button text"
* @param labels.count [string] <'of'> "Gallery count separator text"
* @param labels.next [string] <'Next'> "Gallery control text"
* @param labels.previous [string] <'Previous'> "Gallery control text"
* @param margin [int] <50> "Margin used when sizing (single side)"
* @param minHeight [int] <100> "Minimum height of modal"
* @param minWidth [int] <100> "Minimum width of modal"
* @param mobile [boolean] <false> "Flag to force 'mobile' rendering"
* @param opacity [number] <0.75> "Overlay target opacity"
* @param retina [boolean] <false> "Use 'retina' sizing (half's natural sizes)"
* @param requestKey [string] <'boxer'> "GET variable for ajax / iframe requests"
* @param top [int] <0> "Target top position; over-rides centering"
* @param videoRadio [number] <0.5625> "Video height / width ratio (9 / 16 = 0.5625)"
* @param videoWidth [int] <600> "Video target width"
*/
var options = {
callback: $.noop,
customClass: "",
extensions: [ "jpg", "sjpg", "jpeg", "png", "gif" ],
fixed: false,
formatter: $.noop,
labels: {
close: "Close",
count: "of",
next: "Next",
previous: "Previous"
},
margin: 50,
minHeight: 100,
minWidth: 100,
mobile: false,
opacity: 0.75,
retina: false,
requestKey: "boxer",
top: 0,
videoRatio: 0.5625,
videoWidth: 600
};
/**
* @events
* @event open.boxer "Modal opened; triggered on window"
* @event close.boxer "Modal closed; triggered on window"
*/
var pub = {
/**
* @method
* @name close
* @description Closes active instance of plugin
* @example $.boxer("close");
*/
close: function() {
if (typeof data.$boxer !== "undefined") {
data.$boxer.off(".boxer");
data.$overlay.trigger("click");
}
},
/**
* @method
* @name defaults
* @description Sets default plugin options
* @param opts [object] <{}> "Options object"
* @example $.boxer("defaults", opts);
*/
defaults: function(opts) {
options = $.extend(options, opts || {});
return (typeof this === 'object') ? $(this) : false;
},
/**
* @method
* @name destroy
* @description Removes plugin bindings
* @example $(".target").boxer("destroy");
*/
destroy: function() {
return $(this).off(".boxer");
},
/**
* @method
* @name resize
* @description Triggers resize of instance
* @example $.boxer("resize");
* @param height [int | false] "Target height or false to auto size"
* @param width [int | false] "Target width or false to auto size"
*/
resize: function(e) {
if (typeof data.$boxer !== "undefined") {
if (typeof e !== "object") {
data.targetHeight = arguments[0];
data.targetWidth = arguments[1];
}
if (data.type === "element") {
sizeContent(data.$content.find(">:first-child"));
} else if (data.type === "image") {
sizeImage();
} else if (data.type === "video") {
sizeVideo();
}
size();
}
return $(this);
}
};
/**
* @method private
* @name init
* @description Initializes plugin
* @param opts [object] "Initialization options"
*/
function init(opts) {
options.formatter = formatCaption;
$body = $("body");
transitionEvent = getTransitionEvent();
transitionSupported = (transitionEvent !== false);
// no transitions :(
if (!transitionSupported) {
transitionEvent = "transitionend.boxer";
}
return $(this).on("click.boxer", $.extend({}, options, opts || {}), build);
}
/**
* @method private
* @name build
* @description Builds target instance
* @param e [object] "Event data"
*/
function build(e) {
if (typeof data.$boxer === "undefined") {
// Check target type
var $target = $(this),
$object = e.data.$object,
source = ($target[0].href) ? $target[0].href || "" : "",
hash = ($target[0].hash) ? $target[0].hash || "" : "",
sourceParts = source.toLowerCase().split(".").pop().split(/\#|\?/),
extension = sourceParts[0],
type = $target.data("boxer-type") || "",
isImage = ( (type === "image") || ($.inArray(extension, e.data.extensions) > -1 || source.substr(0, 10) === "data:image") ),
isVideo = ( source.indexOf("youtube.com/embed") > -1 || source.indexOf("player.vimeo.com/video") > -1 ),
isUrl = ( (type === "url") || (!isImage && !isVideo && source.substr(0, 4) === "http" && !hash) ),
isElement = ( (type === "element") || (!isImage && !isVideo && !isUrl && (hash.substr(0, 1) === "#")) ),
isObject = ( (typeof $object !== "undefined") );
if (isElement) {
source = hash;
}
// Check if boxer is already active, retain default click
if ($("#boxer").length > 1 || !(isImage || isVideo || isUrl || isElement || isObject)) {
return;
}
// Kill event
killEvent(e);
// Cache internal data
data = $.extend({}, {
$window: $(window),
$body: $("body"),
$target: $target,
$object: $object,
visible: false,
resizeTimer: null,
touchTimer: null,
gallery: {
active: false
},
isMobile: (trueMobile || e.data.mobile),
isAnimating: true,
oldContentHeight: 0,
oldContentWidth: 0
}, e.data);
// Double the margin
data.margin *= 2;
if (isImage) {
data.type = "image";
} else if (isVideo) {
data.type = "video";
} else {
data.type = "element";
}
if (isImage || isVideo) {
// Check for gallery
var id = data.$target.data("gallery") || data.$target.attr("rel"); // backwards compatibility
if (typeof id !== "undefined" && id !== false) {
data.gallery.active = true;
data.gallery.id = id;
data.gallery.$items = $("a[data-gallery= " + data.gallery.id + "], a[rel= " + data.gallery.id + "]"); // backwards compatibility
data.gallery.index = data.gallery.$items.index(data.$target);
data.gallery.total = data.gallery.$items.length - 1;
}
}
// Assemble HTML
var html = '';
if (!data.isMobile) {
html += '<div id="boxer-overlay" class="' + data.customClass + '"></div>';
}
html += '<div id="boxer" class="loading animating ' + data.customClass;
if (data.fixed) {
html += ' fixed';
}
if (data.isMobile) {
html += ' mobile';
}
if (isUrl) {
html += ' iframe';
}
if (isElement || isObject) {
html += ' inline';
}
html += '">';
html += '<span class="boxer-close">' + data.labels.close + '</span>';
html += '<span class="boxer-loading"></span>';
html += '<div class="boxer-container">';
html += '<div class="boxer-content">';
if (isImage || isVideo) {
html += '<div class="boxer-meta">';
if (data.gallery.active) {
html += '<div class="boxer-control previous">' + data.labels.previous + '</div>';
html += '<div class="boxer-control next">' + data.labels.next + '</div>';
html += '<p class="boxer-position"';
if (data.gallery.total < 1) {
html += ' style="display: none;"';
}
html += '>';
html += '<span class="current">' + (data.gallery.index + 1) + '</span> ' + data.labels.count + ' <span class="total">' + (data.gallery.total + 1) + '</span>';
html += '</p>';
html += '<div class="boxer-caption gallery">';
} else {
html += '<div class="boxer-caption">';
}
html += data.formatter.apply(data.$body, [data.$target]);
html += '</div></div>'; // caption, meta
}
html += '</div></div></div>'; //container, content, boxer
// Modify Dom
data.$body.append(html);
// Cache jquery objects
data.$overlay = $("#boxer-overlay");
data.$boxer = $("#boxer");
data.$container = data.$boxer.find(".boxer-container");
data.$content = data.$boxer.find(".boxer-content");
data.$meta = data.$boxer.find(".boxer-meta");
data.$position = data.$boxer.find(".boxer-position");
data.$caption = data.$boxer.find(".boxer-caption");
data.$controls = data.$boxer.find(".boxer-control");
data.paddingVertical = (!data.isMobile) ? (parseInt(data.$boxer.css("paddingTop"), 10) + parseInt(data.$boxer.css("paddingBottom"), 10)) : (data.$boxer.find(".boxer-close").outerHeight() / 2);
data.paddingHorizontal = (!data.isMobile) ? (parseInt(data.$boxer.css("paddingLeft"), 10) + parseInt(data.$boxer.css("paddingRight"), 10)) : 0;
data.contentHeight = data.$boxer.outerHeight() - data.paddingVertical;
data.contentWidth = data.$boxer.outerWidth() - data.paddingHorizontal;
data.controlHeight = data.$controls.outerHeight();
// Center
center();
// Update gallery
if (data.gallery.active) {
updateControls();
}
// Bind events
data.$window.on("resize.boxer", pub.resize)
.on("keydown.boxer", onKeypress);
data.$body.on("touchstart.boxer click.boxer", "#boxer-overlay, #boxer .boxer-close", onClose)
.on("touchmove.boxer", killEvent);
if (data.gallery.active) {
data.$boxer.on("touchstart.boxer click.boxer", ".boxer-control", advanceGallery);
}
data.$boxer.on(transitionEvent, function(e) {
killEvent(e);
if ($(e.target).is(data.$boxer)) {
data.$boxer.off(transitionEvent);
if (isImage) {
loadImage(source);
} else if (isVideo) {
loadVideo(source);
} else if (isUrl) {
loadURL(source);
} else if (isElement) {
cloneElement(source);
} else if (isObject) {
appendObject(data.$object);
} else {
$.error("BOXER: '" + source + "' is not valid.");
}
}
});
$body.addClass("boxer-open");
if (!transitionSupported) {
data.$boxer.trigger(transitionEvent);
}
if (isObject) {
return data.$boxer;
}
}
}
/**
* @method private
* @name onClose
* @description Closes active instance
* @param e [object] "Event data"
*/
function onClose(e) {
killEvent(e);
if (typeof data.$boxer !== "undefined") {
data.$boxer.on(transitionEvent, function(e) {
killEvent(e);
if ($(e.target).is(data.$boxer)) {
data.$boxer.off(transitionEvent);
data.$overlay.remove();
data.$boxer.remove();
// reset data
data = {};
}
}).addClass("animating");
$body.removeClass("boxer-open");
if (!transitionSupported) {
data.$boxer.trigger(transitionEvent);
}
clearTimer(data.resizeTimer);
// Clean up
data.$window.off("resize.boxer")
.off("keydown.boxer");
data.$body.off(".boxer")
.removeClass("boxer-open");
if (data.gallery.active) {
data.$boxer.off(".boxer");
}
if (data.isMobile) {
if (data.type === "image" && data.gallery.active) {
data.$container.off(".boxer");
}
}
data.$window.trigger("close.boxer");
}
}
/**
* @method private
* @name open
* @description Opens active instance
*/
function open() {
var position = calculatePosition(),
durration = data.isMobile ? 0 : data.duration;
if (!data.isMobile) {
data.$controls.css({
marginTop: ((data.contentHeight - data.controlHeight - data.metaHeight) / 2)
});
}
if (!data.visible && data.isMobile && data.gallery.active) {
data.$content.on("touchstart.boxer", ".boxer-image", onTouchStart);
}
if (data.isMobile || data.fixed) {
data.$body.addClass("boxer-open");
}
data.$boxer.on(transitionEvent, function(e) {
killEvent(e);
if ($(e.target).is(data.$boxer)) {
data.$boxer.off(transitionEvent);
data.$container.on(transitionEvent, function(e) {
killEvent(e);
if ($(e.target).is(data.$container)) {
data.$container.off(transitionEvent);
data.$boxer.removeClass("animating");
data.isAnimating = false;
}
});
data.$boxer.removeClass("loading");
if (!transitionSupported) {
data.$content.trigger(transitionEvent);
}
data.visible = true;
// Fire callback + event
data.callback.apply(data.$boxer);
data.$window.trigger("open.boxer");
// Start preloading
if (data.gallery.active) {
preloadGallery();
}
}
});
if (!data.isMobile) {
data.$boxer.css({
height: data.contentHeight + data.paddingVertical,
width: data.contentWidth + data.paddingHorizontal,
top: (!data.fixed) ? position.top : 0
});
}
// Trigger event in case the content size hasn't changed
var contentHasChanged = (data.oldContentHeight !== data.contentHeight || data.oldContentWidth !== data.contentWidth);
if (data.isMobile || !transitionSupported || !contentHasChanged) {
data.$boxer.trigger(transitionEvent);
}
// Track content size changes
data.oldContentHeight = data.contentHeight;
data.oldContentWidth = data.contentWidth;
}
/**
* @method private
* @name size
* @description Sizes active instance
*/
function size() {
if (data.visible && !data.isMobile) {
var position = calculatePosition();
data.$controls.css({
marginTop: ((data.contentHeight - data.controlHeight - data.metaHeight) / 2)
});
data.$boxer.css({
height: data.contentHeight + data.paddingVertical,
width: data.contentWidth + data.paddingHorizontal,
top: (!data.fixed) ? position.top : 0
});
}
}
/**
* @method private
* @name center
* @description Centers instance
*/
function center() {
var position = calculatePosition();
data.$boxer.css({
top: (!data.fixed) ? position.top : 0
});
}
/**
* @method private
* @name calculatePosition
* @description Calculates positions
* @return [object] "Object containing top and left positions"
*/
function calculatePosition() {
if (data.isMobile) {
return {
left: 0,
top: 0
};
}
var pos = {
left: (data.$window.width() - data.contentWidth - data.paddingHorizontal) / 2,
top: (data.top <= 0) ? ((data.$window.height() - data.contentHeight - data.paddingVertical) / 2) : data.top
};
if (data.fixed !== true) {
pos.top += data.$window.scrollTop();
}
return pos;
}
/**
* @method private
* @name formatCaption
* @description Formats caption
* @param $target [jQuery object] "Target element"
*/
function formatCaption($target) {
var title = $target.attr("title");
return (title !== undefined && title.trim() !== "") ? '<p class="caption">' + title.trim() + '</p>' : "";
}
/**
* @method private
* @name loadImage
* @description Loads source image
* @param source [string] "Source image URL"
*/
function loadImage(source) {
// Cache current image
data.$image = $("<img />");
data.$image.load(function() {
data.$image.off("load, error");
var naturalSize = calculateNaturalSize(data.$image);
data.naturalHeight = naturalSize.naturalHeight;
data.naturalWidth = naturalSize.naturalWidth;
if (data.retina) {
data.naturalHeight /= 2;
data.naturalWidth /= 2;
}
data.$content.prepend(data.$image);
if (data.$caption.html() === "") {
data.$caption.hide();
} else {
data.$caption.show();
}
// Size content to be sure it fits the viewport
sizeImage();
open();
}).error(loadError)
.attr("src", source)
.addClass("boxer-image");
// If image has already loaded into cache, trigger load event
if (data.$image[0].complete || data.$image[0].readyState === 4) {
data.$image.trigger("load");
}
}
/**
* @method private
* @name sizeImage
* @description Sizes image to fit in viewport
* @param count [int] "Number of resize attempts"
*/
function sizeImage() {
var count = 0;
data.windowHeight = data.viewportHeight = data.$window.height() - data.paddingVertical;
data.windowWidth = data.viewportWidth = data.$window.width() - data.paddingHorizontal;
data.contentHeight = Infinity;
data.contentWidth = Infinity;
data.imageMarginTop = 0;
data.imageMarginLeft = 0;
while (data.contentHeight > data.viewportHeight && count < 2) {
data.imageHeight = (count === 0) ? data.naturalHeight : data.$image.outerHeight();
data.imageWidth = (count === 0) ? data.naturalWidth : data.$image.outerWidth();
data.metaHeight = (count === 0) ? 0 : data.metaHeight;
if (count === 0) {
data.ratioHorizontal = data.imageHeight / data.imageWidth;
data.ratioVertical = data.imageWidth / data.imageHeight;
data.isWide = (data.imageWidth > data.imageHeight);
}
// Double check min and max
if (data.imageHeight < data.minHeight) {
data.minHeight = data.imageHeight;
}
if (data.imageWidth < data.minWidth) {
data.minWidth = data.imageWidth;
}
if (data.isMobile) {
// Get meta height before sizing
data.$meta.css({
width: data.windowWidth
});
data.metaHeight = data.$meta.outerHeight(true);
// Content match viewport
data.contentHeight = data.viewportHeight - data.paddingVertical;
data.contentWidth = data.viewportWidth - data.paddingHorizontal;
fitImage();
data.imageMarginTop = (data.contentHeight - data.targetImageHeight - data.metaHeight) / 2;
data.imageMarginLeft = (data.contentWidth - data.targetImageWidth) / 2;
} else {
// Viewport should match window, less margin, padding and meta
if (count === 0) {
data.viewportHeight -= (data.margin + data.paddingVertical);
data.viewportWidth -= (data.margin + data.paddingHorizontal);
}
data.viewportHeight -= data.metaHeight;
fitImage();
data.contentHeight = data.targetImageHeight;
data.contentWidth = data.targetImageWidth;
}
// Modify DOM
data.$meta.css({
width: data.contentWidth
});
data.$image.css({
height: data.targetImageHeight,
width: data.targetImageWidth,
marginTop: data.imageMarginTop,
marginLeft: data.imageMarginLeft
});
if (!data.isMobile) {
data.metaHeight = data.$meta.outerHeight(true);
data.contentHeight += data.metaHeight;
}
count ++;
}
}
/**
* @method private
* @name fitImage
* @description Calculates target image size
*/
function fitImage() {
var height = (!data.isMobile) ? data.viewportHeight : data.contentHeight - data.metaHeight,
width = (!data.isMobile) ? data.viewportWidth : data.contentWidth;
if (data.isWide) {
//WIDE
data.targetImageWidth = width;
data.targetImageHeight = data.targetImageWidth * data.ratioHorizontal;
if (data.targetImageHeight > height) {
data.targetImageHeight = height;
data.targetImageWidth = data.targetImageHeight * data.ratioVertical;
}
} else {
//TALL
data.targetImageHeight = height;
data.targetImageWidth = data.targetImageHeight * data.ratioVertical;
if (data.targetImageWidth > width) {
data.targetImageWidth = width;
data.targetImageHeight = data.targetImageWidth * data.ratioHorizontal;
}
}
// MAX
if (data.targetImageWidth > data.imageWidth || data.targetImageHeight > data.imageHeight) {
data.targetImageHeight = data.imageHeight;
data.targetImageWidth = data.imageWidth;
}
// MIN
if (data.targetImageWidth < data.minWidth || data.targetImageHeight < data.minHeight) {
if (data.targetImageWidth < data.minWidth) {
data.targetImageWidth = data.minWidth;
data.targetImageHeight = data.targetImageWidth * data.ratioHorizontal;
} else {
data.targetImageHeight = data.minHeight;
data.targetImageWidth = data.targetImageHeight * data.ratioVertical;
}
}
}
/**
* @method private
* @name loadVideo
* @description Loads source video
* @param source [string] "Source video URL"
*/
function loadVideo(source) {
data.$videoWrapper = $('<div class="boxer-video-wrapper" />');
data.$video = $('<iframe class="boxer-video" seamless="seamless" />');
data.$video.attr("src", source)
.addClass("boxer-video")
.prependTo(data.$videoWrapper);
data.$content.prepend(data.$videoWrapper);
sizeVideo();
open();
}
/**
* @method private
* @name sizeVideo
* @description Sizes video to fit in viewport
*/
function sizeVideo() {
// Set initial vars
data.windowHeight = data.viewportHeight = data.contentHeight = data.$window.height() - data.paddingVertical;
data.windowWidth = data.viewportWidth = data.contentWidth = data.$window.width() - data.paddingHorizontal;
data.videoMarginTop = 0;
data.videoMarginLeft = 0;
if (data.isMobile) {
data.$meta.css({
width: data.windowWidth
});
data.metaHeight = data.$meta.outerHeight(true);
data.viewportHeight -= data.metaHeight;
data.targetVideoWidth = data.viewportWidth;
data.targetVideoHeight = data.targetVideoWidth * data.videoRatio;
if (data.targetVideoHeight > data.viewportHeight) {
data.targetVideoHeight = data.viewportHeight;
data.targetVideoWidth = data.targetVideoHeight / data.videoRatio;
}
data.videoMarginTop = (data.viewportHeight - data.targetVideoHeight) / 2;
data.videoMarginLeft = (data.viewportWidth - data.targetVideoWidth) / 2;
} else {
data.viewportHeight = data.windowHeight - data.margin;
data.viewportWidth = data.windowWidth - data.margin;
data.targetVideoWidth = (data.videoWidth > data.viewportWidth) ? data.viewportWidth : data.videoWidth;
if (data.targetVideoWidth < data.minWidth) {
data.targetVideoWidth = data.minWidth;
}
data.targetVideoHeight = data.targetVideoWidth * data.videoRatio;
data.contentHeight = data.targetVideoHeight;
data.contentWidth = data.targetVideoWidth;
}
// Update dom
data.$meta.css({
width: data.contentWidth
});
data.$videoWrapper.css({
height: data.targetVideoHeight,
width: data.targetVideoWidth,
marginTop: data.videoMarginTop,
marginLeft: data.videoMarginLeft
});
if (!data.isMobile) {
data.metaHeight = data.$meta.outerHeight(true);
data.contentHeight = data.targetVideoHeight + data.metaHeight;
}
}
/**
* @method private
* @name preloadGallery
* @description Preloads previous and next images in gallery for faster rendering
* @param e [object] "Event Data"
*/
function preloadGallery(e) {
var source = '';
if (data.gallery.index > 0) {
source = data.gallery.$items.eq(data.gallery.index - 1).attr("href");
if (source.indexOf("youtube.com/embed") < 0 && source.indexOf("player.vimeo.com/video") < 0) {
$('<img src="' + source + '">');
}
}
if (data.gallery.index < data.gallery.total) {
source = data.gallery.$items.eq(data.gallery.index + 1).attr("href");
if (source.indexOf("youtube.com/embed") < 0 && source.indexOf("player.vimeo.com/video") < 0) {
$('<img src="' + source + '">');
}
}
}
/**
* @method private
* @name advanceGallery
* @description Advances gallery base on direction
* @param e [object] "Event Data"
*/
function advanceGallery(e) {
killEvent(e);
var $control = $(this);
if (!data.isAnimating && !$control.hasClass("disabled")) {
data.isAnimating = true;
data.gallery.index += ($control.hasClass("next")) ? 1 : -1;
if (data.gallery.index > data.gallery.total) {
data.gallery.index = data.gallery.total;
}
if (data.gallery.index < 0) {
data.gallery.index = 0;
}
data.$container.on(transitionEvent, function(e) {
killEvent(e);
if ($(e.target).is(data.$container)) {
data.$container.off(transitionEvent);
if (typeof data.$image !== 'undefined') {
data.$image.remove();
}
if (typeof data.$videoWrapper !== 'undefined') {
data.$videoWrapper.remove();
}
data.$target = data.gallery.$items.eq(data.gallery.index);
data.$caption.html(data.formatter.apply(data.$body, [data.$target]));
data.$position.find(".current").html(data.gallery.index + 1);
var source = data.$target.attr("href"),
isVideo = ( source.indexOf("youtube.com/embed") > -1 || source.indexOf("player.vimeo.com/video") > -1 );
if (isVideo) {
loadVideo(source);
} else {
loadImage(source);
}
updateControls();
}
});
data.$boxer.addClass("loading animating");
if (!transitionSupported) {
data.$content.trigger(transitionEvent);
}
}
}
/**
* @method private
* @name updateControls
* @description Updates gallery control states
*/
function updateControls() {
data.$controls.removeClass("disabled");
if (data.gallery.index === 0) {
data.$controls.filter(".previous").addClass("disabled");
}
if (data.gallery.index === data.gallery.total) {
data.$controls.filter(".next").addClass("disabled");
}
}
/**
* @method private
* @name onKeypress
* @description Handles keypress in gallery
* @param e [object] "Event data"
*/
function onKeypress(e) {
if (data.gallery.active && (e.keyCode === 37 || e.keyCode === 39)) {
killEvent(e);
data.$controls.filter((e.keyCode === 37) ? ".previous" : ".next").trigger("click");
} else if (e.keyCode === 27) {
data.$boxer.find(".boxer-close").trigger("click");
}
}
/**
* @method private
* @name cloneElement
* @description Clones target inline element
* @param id [string] "Target element id"
*/
function cloneElement(id) {
var $clone = $(id).find(">:first-child").clone();
appendObject($clone);
}
/**
* @method private
* @name loadURL
* @description Load URL into iframe
* @param source [string] "Target URL"
*/
function loadURL(source) {
source = source + ((source.indexOf("?") > -1) ? "&"+options.requestKey+"=true" : "?"+options.requestKey+"=true");
var $iframe = $('<iframe class="boxer-iframe" src="' + source + '" />');
appendObject($iframe);
}
/**
* @method private
* @name appendObject
* @description Appends and sizes object
* @param $object [jQuery Object] "Object to append"
*/
function appendObject($object) {
data.$content.append($object);
sizeContent($object);
open();
}
/**
* @method private
* @name sizeContent
* @description Sizes jQuery object to fir in viewport
* @param $object [jQuery Object] "Object to size"
*/
function sizeContent($object) {
data.windowHeight = data.$window.height() - data.paddingVertical;
data.windowWidth = data.$window.width() - data.paddingHorizontal;
data.objectHeight = $object.outerHeight(true);
data.objectWidth = $object.outerWidth(true);
data.targetHeight = data.targetHeight || data.$target.data("boxer-height");
data.targetWidth = data.targetWidth || data.$target.data("boxer-width");
data.maxHeight = (data.windowHeight < 0) ? options.minHeight : data.windowHeight;
data.isIframe = $object.is("iframe");
data.objectMarginTop = 0;
data.objectMarginLeft = 0;
if (!data.isMobile) {
data.windowHeight -= data.margin;
data.windowWidth -= data.margin;
}
data.contentHeight = (data.targetHeight !== undefined) ? data.targetHeight : (data.isIframe || data.isMobile) ? data.windowHeight : data.objectHeight;
data.contentWidth = (data.targetWidth !== undefined) ? data.targetWidth : (data.isIframe || data.isMobile) ? data.windowWidth : data.objectWidth;
if ((data.isIframe || data.isObject) && data.isMobile) {
data.contentHeight = data.windowHeight;
data.contentWidth = data.windowWidth;
} else if (data.isObject) {
data.contentHeight = (data.contentHeight > data.windowHeight) ? data.windowHeight : data.contentHeight;
data.contentWidth = (data.contentWidth > data.windowWidth) ? data.windowWidth : data.contentWidth;
}
}
/**
* @method private