/**
* jQuery lightBox plugin
* This jQuery plugin was inspired and based on Lightbox 2 by Lokesh Dhakar (http://www.huddletogether.com/projects/lightbox2/)
* and adapted to me for use like a plugin from jQuery.
* @name jquery-lightbox-0.5.js
* @author Leandro Vieira Pinho-http://leandrovieira.com
* @version 0.5
* @date April 11, 2008
* @category jQuery plugin
* @copyright (c) 2008 Leandro Vieira Pinho (leandrovieira.com)
* @license CC Attribution-No Derivative Works 2.5 Brazil-http://creativecommons.org/licenses/by-nd/2.5/br/deed.en_US
* @example Visit http://leandrovieira.com/projects/jquery/lightbox/ for more informations about this jQuery plugin
*/
(function($) {
/**
* $ is an alias to jQuery object
*
*/
$.fn.lightBox = function(settings) {
settings = jQuery_1_2_3.extend({
overlayBgColor: 		'#000',		// (string) Background color to overlay; inform a hexadecimal value like: #RRGGBB. Where RR, GG, and BB are the hexadecimal values for the red, green, and blue values of the color.
overlayOpacity:			0.8,		// (integer) Opacity value to overlay; inform: 0.X. Where X are number from 0 to 9
fixedNavigation:		false,		// (boolean) Boolean that informs if the navigation (next and prev button) will be fixed or not in the interface.
imageLoading:			'/Extensions/Lightbox/images/lightbox-ico-loading.gif',		// (string) Path and the name of the loading icon
imageBtnPrev:			'/Extensions/Lightbox/images/lightbox-btn-prev.gif',			// (string) Path and the name of the prev button image
imageBtnNext:			'/Extensions/Lightbox/images/lightbox-btn-next.gif',			// (string) Path and the name of the next button image
imageBtnClose:		'/Extensions/Lightbox/images/lightbox-btn-close.gif',		// (string) Path and the name of the close btn
imageBlank:				'/Extensions/Lightbox/images/lightbox-blank.gif',			// (string) Path and the name of a blank image (one pixel)
containerBorderSize:	10,			// (integer) If you adjust the padding in the CSS for the container, #lightbox-container-image-box, you will need to update this value
containerResizeSpeed:	400,		// (integer) Specify the resize duration of container image. These number are miliseconds. 400 is default.
txtImage:				'Image',	// (string) Specify text "Image"
txtOf:					'of',		// (string) Specify text "of"
keyToClose:				'c',		// (string) (c = close) Letter to close the jQuery lightBox interface. Beyond this letter, the letter X and the SCAPE key is used to.
keyToPrev:				'p',		// (string) (p = previous) Letter to show the previous image
keyToNext:				'n',		// (string) (n = next) Letter to show the next image.
imageArray:				[],
activeImage:			0
},settings);
var jQueryMatchedObj = this; // This, in this context, refer to jQuery object
/**
* Initializing the plugin calling the start function
*
* @return boolean false
*/
function _initialize() {
_start(this,jQueryMatchedObj); // This, in this context, refer to object (link) which the user have clicked
return false; // Avoid the browser following the link
}
/**
* Start the jQuery lightBox plugin
*
* @param object objClicked The object (link) whick the user have clicked
* @param object jQueryMatchedObj The jQuery object with all elements matched
*/
function _start(objClicked,jQueryMatchedObj) {
$('embed, object, select').css({ 'visibility' : 'hidden' });
_set_interface();
settings.imageArray.length = 0;
settings.activeImage = 0;
if ( jQueryMatchedObj.length == 1 ) {
settings.imageArray.push(new Array(objClicked.getAttribute('href'),objClicked.getAttribute('title')));
} else {
for ( var i = 0; i < jQueryMatchedObj.length; i++) {
settings.imageArray.push(new Array(jQueryMatchedObj[i].getAttribute('href'),jQueryMatchedObj[i].getAttribute('title')));
}
}
while ( settings.imageArray[settings.activeImage][0] != objClicked.getAttribute('href') ) {
settings.activeImage++;
}
_set_image_to_view();
}
/**
* Create the jQuery lightBox plugin interface
*
* The HTML markup will be like that:
<div id="jquery-overlay"></div>
<div id="jquery-lightbox">
<div id="lightbox-container-image-box">
<div id="lightbox-container-image">
<img src="../fotos/XX.jpg" id="lightbox-image">
<div id="lightbox-nav">
<a href="#" id="lightbox-nav-btnPrev"></a>
<a href="#" id="lightbox-nav-btnNext"></a>
</div>
<div id="lightbox-loading">
<a href="#" id="lightbox-loading-link">
<img src="../images/lightbox-ico-loading.gif">
</a>
</div>
</div>
</div>
<div id="lightbox-container-image-data-box">
<div id="lightbox-container-image-data">
<div id="lightbox-image-details">
<span id="lightbox-image-details-caption"></span>
<span id="lightbox-image-details-currentNumber"></span>
</div>
<div id="lightbox-secNav">
<a href="#" id="lightbox-secNav-btnClose">
<img src="../images/lightbox-btn-close.gif">
</a>
</div>
</div>
</div>
</div>
*
*/
function _set_interface() {
$('body').append('<div id="jquery-overlay"></div><div id="jquery-lightbox"><div id="lightbox-container-image-box"><div id="lightbox-container-image"><img id="lightbox-image"><div style="" id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><img src="'+settings.imageLoading+'"></a></div></div></div><div id="lightbox-container-image-data-box"><div id="lightbox-container-image-data"><div id="lightbox-image-details"><span id="lightbox-image-details-caption"></span><span id="lightbox-image-details-currentNumber"></span></div><div id="lightbox-secNav"><a href="#" id="lightbox-secNav-btnClose"><img src="'+settings.imageBtnClose+'"></a></div></div></div></div>');
var arrPageSizes = ___getPageSize();
$('#jquery-overlay').css({
backgroundColor:	settings.overlayBgColor,
opacity:			settings.overlayOpacity,
width:				arrPageSizes[0],
height:				arrPageSizes[1]
}).fadeIn();
var arrPageScroll = ___getPageScroll();
$('#jquery-lightbox').css({
top:	arrPageScroll[1]+(arrPageSizes[3] / 10),
left:	arrPageScroll[0]
}).show();
$('#jquery-overlay,#jquery-lightbox').click(function() {
_finish();
});
$('#lightbox-loading-link,#lightbox-secNav-btnClose').click(function() {
_finish();
return false;
});
$(window).resize(function() {
var arrPageSizes = ___getPageSize();
$('#jquery-overlay').css({
width:		arrPageSizes[0],
height:		arrPageSizes[1]
});
var arrPageScroll = ___getPageScroll();
$('#jquery-lightbox').css({
top:	arrPageScroll[1]+(arrPageSizes[3] / 10),
left:	arrPageScroll[0]
});
});
}
/**
* Prepares image exibition; doing a image�s preloader to calculate it�s size
*
*/
function _set_image_to_view() { // show the loading
$('#lightbox-loading').show();
if ( settings.fixedNavigation ) {
$('#lightbox-image,#lightbox-container-image-data-box,#lightbox-image-details-currentNumber').hide();
} else {
$('#lightbox-image,#lightbox-nav,#lightbox-nav-btnPrev,#lightbox-nav-btnNext,#lightbox-container-image-data-box,#lightbox-image-details-currentNumber').hide();
}
var objImagePreloader = new Image();
objImagePreloader.onload = function() {
$('#lightbox-image').attr('src',settings.imageArray[settings.activeImage][0]);
_resize_container_image_box(objImagePreloader.width,objImagePreloader.height);
objImagePreloader.onload=function(){};
};
objImagePreloader.src = settings.imageArray[settings.activeImage][0];
};
/**
* Perfomance an effect in the image container resizing it
*
* @param integer intImageWidth The image�s width that will be showed
* @param integer intImageHeight The image�s height that will be showed
*/
function _resize_container_image_box(intImageWidth,intImageHeight) {
var intCurrentWidth = $('#lightbox-container-image-box').width();
var intCurrentHeight = $('#lightbox-container-image-box').height();
var intWidth = (intImageWidth+(settings.containerBorderSize * 2)); // Plus the image�s width and the left and right padding value
var intHeight = (intImageHeight+(settings.containerBorderSize * 2)); // Plus the image�s height and the left and right padding value
var intDiffW = intCurrentWidth-intWidth;
var intDiffH = intCurrentHeight-intHeight;
$('#lightbox-container-image-box').animate({ width: intWidth, height: intHeight },settings.containerResizeSpeed,function() { _show_image(); });
if ( ( intDiffW == 0 ) && ( intDiffH == 0 ) ) {
if ( $.browser.msie ) {
___pause(250);
} else {
___pause(100);
}
}
$('#lightbox-container-image-data-box').css({ width: intImageWidth });
$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({ height: intImageHeight+(settings.containerBorderSize * 2) });
};
/**
* Show the prepared image
*
*/
function _show_image() {
$('#lightbox-loading').hide();
$('#lightbox-image').fadeIn(function() {
_show_image_data();
_set_navigation();
});
_preload_neighbor_images();
};
/**
* Show the image information
*
*/
function _show_image_data() {
$('#lightbox-container-image-data-box').slideDown('fast');
$('#lightbox-image-details-caption').hide();
if ( settings.imageArray[settings.activeImage][1] ) {
$('#lightbox-image-details-caption').html(settings.imageArray[settings.activeImage][1]).show();
}
if ( settings.imageArray.length > 1 ) {
$('#lightbox-image-details-currentNumber').html(settings.txtImage+' '+( settings.activeImage+1 )+' '+settings.txtOf+' '+settings.imageArray.length).show();
}
}
/**
* Display the button navigations
*
*/
function _set_navigation() {
$('#lightbox-nav').show();
$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({ 'background' : 'transparent url('+settings.imageBlank+') no-repeat' });
if ( settings.activeImage != 0 ) {
if ( settings.fixedNavigation ) {
$('#lightbox-nav-btnPrev').css({ 'background' : 'url('+settings.imageBtnPrev+') left 15% no-repeat' })
.unbind()
.bind('click',function() {
settings.activeImage = settings.activeImage-1;
_set_image_to_view();
return false;
});
} else {
$('#lightbox-nav-btnPrev').unbind().hover(function() {
$(this).css({ 'background' : 'url('+settings.imageBtnPrev+') left 15% no-repeat' });
},function() {
$(this).css({ 'background' : 'transparent url('+settings.imageBlank+') no-repeat' });
}).show().bind('click',function() {
settings.activeImage = settings.activeImage-1;
_set_image_to_view();
return false;
});
}
}
if ( settings.activeImage != ( settings.imageArray.length-1 ) ) {
if ( settings.fixedNavigation ) {
$('#lightbox-nav-btnNext').css({ 'background' : 'url('+settings.imageBtnNext+') right 15% no-repeat' })
.unbind()
.bind('click',function() {
settings.activeImage = settings.activeImage+1;
_set_image_to_view();
return false;
});
} else {
$('#lightbox-nav-btnNext').unbind().hover(function() {
$(this).css({ 'background' : 'url('+settings.imageBtnNext+') right 15% no-repeat' });
},function() {
$(this).css({ 'background' : 'transparent url('+settings.imageBlank+') no-repeat' });
}).show().bind('click',function() {
settings.activeImage = settings.activeImage+1;
_set_image_to_view();
return false;
});
}
}
_enable_keyboard_navigation();
}
/**
* Enable a support to keyboard navigation
*
*/
function _enable_keyboard_navigation() {
$(document).keydown(function(objEvent) {
_keyboard_action(objEvent);
});
}
/**
* Disable the support to keyboard navigation
*
*/
function _disable_keyboard_navigation() {
$(document).unbind();
}
/**
* Perform the keyboard actions
*
*/
function _keyboard_action(objEvent) {
if ( objEvent == null ) {
keycode = event.keyCode;
escapeKey = 27;
} else {
keycode = objEvent.keyCode;
escapeKey = objEvent.DOM_VK_ESCAPE;
}
key = String.fromCharCode(keycode).toLowerCase();
if ( ( key == settings.keyToClose ) || ( key == 'x' ) || ( keycode == escapeKey ) ) {
_finish();
}
if ( ( key == settings.keyToPrev ) || ( keycode == 37 ) ) {
if ( settings.activeImage != 0 ) {
settings.activeImage = settings.activeImage-1;
_set_image_to_view();
_disable_keyboard_navigation();
}
}
if ( ( key == settings.keyToNext ) || ( keycode == 39 ) ) {
if ( settings.activeImage != ( settings.imageArray.length-1 ) ) {
settings.activeImage = settings.activeImage+1;
_set_image_to_view();
_disable_keyboard_navigation();
}
}
}
/**
* Preload prev and next images being showed
*
*/
function _preload_neighbor_images() {
if ( (settings.imageArray.length-1) > settings.activeImage ) {
objNext = new Image();
objNext.src = settings.imageArray[settings.activeImage+1][0];
}
if ( settings.activeImage > 0 ) {
objPrev = new Image();
objPrev.src = settings.imageArray[settings.activeImage-1][0];
}
}
/**
* Remove jQuery lightBox plugin HTML markup
*
*/
function _finish() {
$('#jquery-lightbox').remove();
$('#jquery-overlay').fadeOut(function() { $('#jquery-overlay').remove(); });
$('embed, object, select').css({ 'visibility' : 'visible' });
}
/**
/ THIRD FUNCTION
* getPageSize() by quirksmode.com
*
* @return Array Return an array with page width, height and window width, height
*/
function ___getPageSize() {
var xScroll, yScroll;
if (window.innerHeight && window.scrollMaxY) {
xScroll = window.innerWidth+window.scrollMaxX;
yScroll = window.innerHeight+window.scrollMaxY;
} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
xScroll = document.body.scrollWidth;
yScroll = document.body.scrollHeight;
} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
xScroll = document.body.offsetWidth;
yScroll = document.body.offsetHeight;
}
var windowWidth, windowHeight;
if (self.innerHeight) {	// all except Explorer
if(document.documentElement.clientWidth){
windowWidth = document.documentElement.clientWidth;
} else {
windowWidth = self.innerWidth;
}
windowHeight = self.innerHeight;
} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
windowWidth = document.documentElement.clientWidth;
windowHeight = document.documentElement.clientHeight;
} else if (document.body) { // other Explorers
windowWidth = document.body.clientWidth;
windowHeight = document.body.clientHeight;
}
if(yScroll < windowHeight){
pageHeight = windowHeight;
} else {
pageHeight = yScroll;
}
if(xScroll < windowWidth){
pageWidth = xScroll;
} else {
pageWidth = windowWidth;
}
arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
return arrayPageSize;
};
/**
/ THIRD FUNCTION
* getPageScroll() by quirksmode.com
*
* @return Array Return an array with x,y page scroll values.
*/
function ___getPageScroll() {
var xScroll, yScroll;
if (self.pageYOffset) {
yScroll = self.pageYOffset;
xScroll = self.pageXOffset;
} else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
yScroll = document.documentElement.scrollTop;
xScroll = document.documentElement.scrollLeft;
} else if (document.body) {// all other Explorers
yScroll = document.body.scrollTop;
xScroll = document.body.scrollLeft;
}
arrayPageScroll = new Array(xScroll,yScroll);
return arrayPageScroll;
};
/**
* Stop the code execution from a escified time in milisecond
*
*/
function ___pause(ms) {
var date = new Date();
curDate = null;
do { var curDate = new Date(); }
while ( curDate-date < ms);
};
return this.unbind('click').click(_initialize);
};
})(jQuery_1_2_3); // Call and execute the function immediately passing the jQuery object