Template:SYSU CHINA/TIMELINEJS
/* ----------------------------------
jQuery Timelinr 0.9.54 tested with jQuery v1.6+
Copyright 2011, CSSLab.cl Free under the MIT license. http://www.opensource.org/licenses/mit-license.php
instructions: http://www.csslab.cl/2011/08/18/jquery-timelinr/
*/
jQuery.fn.timelinr = function(options){
// default plugin settings
settings = jQuery.extend({
orientation: 'horizontal', // value: horizontal | vertical, default to horizontal
containerDiv: '#timeline', // value: any HTML tag or #id, default to #timeline
datesDiv: '#dates', // value: any HTML tag or #id, default to #dates
datesSelectedClass: 'selected', // value: any class, default to selected
datesSpeed: 'normal', // value: integer between 100 and 1000 (recommended) or 'slow', 'normal' or 'fast'; default to normal
issuesDiv: '#issues', // value: any HTML tag or #id, default to #issues
issuesSelectedClass: 'selected', // value: any class, default to selected
issuesSpeed: 'fast', // value: integer between 100 and 1000 (recommended) or 'slow', 'normal' or 'fast'; default to fast
issuesTransparency: 0.2, // value: integer between 0 and 1 (recommended), default to 0.2
issuesTransparencySpeed: 500, // value: integer between 100 and 1000 (recommended), default to 500 (normal)
prevButton: '#prev', // value: any HTML tag or #id, default to #prev
nextButton: '#next', // value: any HTML tag or #id, default to #next
arrowKeys: 'false', // value: true | false, default to false
startAt: 1, // value: integer, default to 1 (first)
autoPlay: 'false', // value: true | false, default to false
autoPlayDirection: 'forward', // value: forward | backward, default to forward
autoPlayPause: 2000 // value: integer (1000 = 1 seg), default to 2000 (2segs)
}, options);
$(function(){
// setting variables... many of them
var howManyDates = $(settings.datesDiv+' li').length;
var howManyIssues = $(settings.issuesDiv+' li').length;
var currentDate = $(settings.datesDiv).find('a.'+settings.datesSelectedClass);
var currentIssue = $(settings.issuesDiv).find('li.'+settings.issuesSelectedClass);
var widthContainer = $(settings.containerDiv).width();
var heightContainer = $(settings.containerDiv).height();
var widthIssues = $(settings.issuesDiv).width();
var heightIssues = $(settings.issuesDiv).height();
var widthIssue = $(settings.issuesDiv+' li').width();
var heightIssue = $(settings.issuesDiv+' li').height();
var widthDates = $(settings.datesDiv).width();
var heightDates = $(settings.datesDiv).height();
var widthDate = $(settings.datesDiv+' li').width();
var heightDate = $(settings.datesDiv+' li').height();
// set positions!
if(settings.orientation == 'horizontal') {
$(settings.issuesDiv).width(widthIssue*howManyIssues);
$(settings.datesDiv).width(widthDate*howManyDates).css('marginLeft',widthContainer/2-widthDate/2);
var defaultPositionDates = parseInt($(settings.datesDiv).css('marginLeft').substring(0,$(settings.datesDiv).css('marginLeft').indexOf('px')));
} else if(settings.orientation == 'vertical') {
$(settings.issuesDiv).height(heightIssue*howManyIssues);
$(settings.datesDiv).height(heightDate*howManyDates).css('marginTop',heightContainer/2-heightDate/2);
var defaultPositionDates = parseInt($(settings.datesDiv).css('marginTop').substring(0,$(settings.datesDiv).css('marginTop').indexOf('px')));
}
$(settings.datesDiv+' a').click(function(event){
event.preventDefault();
// first vars
var whichIssue = $(this).text();
var currentIndex = $(this).parent().prevAll().length;
// moving the elements
if(settings.orientation == 'horizontal') {
$(settings.issuesDiv).animate({'marginLeft':-widthIssue*currentIndex},{queue:false, duration:settings.issuesSpeed});
} else if(settings.orientation == 'vertical') {
$(settings.issuesDiv).animate({'marginTop':-heightIssue*currentIndex},{queue:false, duration:settings.issuesSpeed});
}
$(settings.issuesDiv+' li').animate({'opacity':settings.issuesTransparency},{queue:false, duration:settings.issuesSpeed}).removeClass(settings.issuesSelectedClass).eq(currentIndex).addClass(settings.issuesSelectedClass).fadeTo(settings.issuesTransparencySpeed,1);
// prev/next buttons now disappears on first/last issue | bugfix from 0.9.51: lower than 1 issue hide the arrows | bugfixed: arrows not showing when jumping from first to last date
if(howManyDates == 1) {
$(settings.prevButton+','+settings.nextButton).fadeOut('fast');
} else if(howManyDates == 2) {
if($(settings.issuesDiv+' li:first-child').hasClass(settings.issuesSelectedClass)) {
$(settings.prevButton).fadeOut('fast');
$(settings.nextButton).fadeIn('fast');
}
else if($(settings.issuesDiv+' li:last-child').hasClass(settings.issuesSelectedClass)) {
$(settings.nextButton).fadeOut('fast');
$(settings.prevButton).fadeIn('fast');
}
} else {
if( $(settings.issuesDiv+' li:first-child').hasClass(settings.issuesSelectedClass) ) {
$(settings.nextButton).fadeIn('fast');
$(settings.prevButton).fadeOut('fast');
}
else if( $(settings.issuesDiv+' li:last-child').hasClass(settings.issuesSelectedClass) ) {
$(settings.prevButton).fadeIn('fast');
$(settings.nextButton).fadeOut('fast');
}
else {
$(settings.nextButton+','+settings.prevButton).fadeIn('slow');
}
}
// now moving the dates
$(settings.datesDiv+' a').removeClass(settings.datesSelectedClass);
$(this).addClass(settings.datesSelectedClass);
if(settings.orientation == 'horizontal') {
$(settings.datesDiv).animate({'marginLeft':defaultPositionDates-(widthDate*currentIndex)},{queue:false, duration:'settings.datesSpeed'});
} else if(settings.orientation == 'vertical') {
$(settings.datesDiv).animate({'marginTop':defaultPositionDates-(heightDate*currentIndex)},{queue:false, duration:'settings.datesSpeed'});
}
});
$(settings.nextButton).bind('click', function(event){
event.preventDefault();
// bugixed from 0.9.54: now the dates gets centered when there's too much dates.
var currentIndex = $(settings.issuesDiv).find('li.'+settings.issuesSelectedClass).index();
if(settings.orientation == 'horizontal') {
var currentPositionIssues = parseInt($(settings.issuesDiv).css('marginLeft').substring(0,$(settings.issuesDiv).css('marginLeft').indexOf('px')));
var currentIssueIndex = currentPositionIssues/widthIssue;
var currentPositionDates = parseInt($(settings.datesDiv).css('marginLeft').substring(0,$(settings.datesDiv).css('marginLeft').indexOf('px')));
var currentIssueDate = currentPositionDates-widthDate;
if(currentPositionIssues <= -(widthIssue*howManyIssues-(widthIssue))) {
$(settings.issuesDiv).stop();
$(settings.datesDiv+' li:last-child a').click();
} else {
if (!$(settings.issuesDiv).is(':animated')) {
// bugixed from 0.9.52: now the dates gets centered when there's too much dates.
$(settings.datesDiv+' li').eq(currentIndex+1).find('a').trigger('click');
}
}
} else if(settings.orientation == 'vertical') {
var currentPositionIssues = parseInt($(settings.issuesDiv).css('marginTop').substring(0,$(settings.issuesDiv).css('marginTop').indexOf('px')));
var currentIssueIndex = currentPositionIssues/heightIssue;
var currentPositionDates = parseInt($(settings.datesDiv).css('marginTop').substring(0,$(settings.datesDiv).css('marginTop').indexOf('px')));
var currentIssueDate = currentPositionDates-heightDate;
if(currentPositionIssues <= -(heightIssue*howManyIssues-(heightIssue))) {
$(settings.issuesDiv).stop();
$(settings.datesDiv+' li:last-child a').click();
} else {
if (!$(settings.issuesDiv).is(':animated')) {
// bugixed from 0.9.54: now the dates gets centered when there's too much dates.
$(settings.datesDiv+' li').eq(currentIndex+1).find('a').trigger('click');
}
}
}
// prev/next buttons now disappears on first/last issue | bugfix from 0.9.51: lower than 1 issue hide the arrows
if(howManyDates == 1) {
$(settings.prevButton+','+settings.nextButton).fadeOut('fast');
} else if(howManyDates == 2) {
if($(settings.issuesDiv+' li:first-child').hasClass(settings.issuesSelectedClass)) {
$(settings.prevButton).fadeOut('fast');
$(settings.nextButton).fadeIn('fast');
}
else if($(settings.issuesDiv+' li:last-child').hasClass(settings.issuesSelectedClass)) {
$(settings.nextButton).fadeOut('fast');
$(settings.prevButton).fadeIn('fast');
}
} else {
if( $(settings.issuesDiv+' li:first-child').hasClass(settings.issuesSelectedClass) ) {
$(settings.prevButton).fadeOut('fast');
}
else if( $(settings.issuesDiv+' li:last-child').hasClass(settings.issuesSelectedClass) ) {
$(settings.nextButton).fadeOut('fast');
}
else {
$(settings.nextButton+','+settings.prevButton).fadeIn('slow');
}
}
});
$(settings.prevButton).click(function(event){
event.preventDefault();
// bugixed from 0.9.54: now the dates gets centered when there's too much dates.
var currentIndex = $(settings.issuesDiv).find('li.'+settings.issuesSelectedClass).index();
if(settings.orientation == 'horizontal') {
var currentPositionIssues = parseInt($(settings.issuesDiv).css('marginLeft').substring(0,$(settings.issuesDiv).css('marginLeft').indexOf('px')));
var currentIssueIndex = currentPositionIssues/widthIssue;
var currentPositionDates = parseInt($(settings.datesDiv).css('marginLeft').substring(0,$(settings.datesDiv).css('marginLeft').indexOf('px')));
var currentIssueDate = currentPositionDates+widthDate;
if(currentPositionIssues >= 0) {
$(settings.issuesDiv).stop();
$(settings.datesDiv+' li:first-child a').click();
} else {
if (!$(settings.issuesDiv).is(':animated')) {
// bugixed from 0.9.54: now the dates gets centered when there's too much dates.
$(settings.datesDiv+' li').eq(currentIndex-1).find('a').trigger('click');
}
}
} else if(settings.orientation == 'vertical') {
var currentPositionIssues = parseInt($(settings.issuesDiv).css('marginTop').substring(0,$(settings.issuesDiv).css('marginTop').indexOf('px')));
var currentIssueIndex = currentPositionIssues/heightIssue;
var currentPositionDates = parseInt($(settings.datesDiv).css('marginTop').substring(0,$(settings.datesDiv).css('marginTop').indexOf('px')));
var currentIssueDate = currentPositionDates+heightDate;
if(currentPositionIssues >= 0) {
$(settings.issuesDiv).stop();
$(settings.datesDiv+' li:first-child a').click();
} else {
if (!$(settings.issuesDiv).is(':animated')) {
// bugixed from 0.9.54: now the dates gets centered when there's too much dates.
$(settings.datesDiv+' li').eq(currentIndex-1).find('a').trigger('click');
}
}
}
// prev/next buttons now disappears on first/last issue | bugfix from 0.9.51: lower than 1 issue hide the arrows
if(howManyDates == 1) {
$(settings.prevButton+','+settings.nextButton).fadeOut('fast');
} else if(howManyDates == 2) {
if($(settings.issuesDiv+' li:first-child').hasClass(settings.issuesSelectedClass)) {
$(settings.prevButton).fadeOut('fast');
$(settings.nextButton).fadeIn('fast');
}
else if($(settings.issuesDiv+' li:last-child').hasClass(settings.issuesSelectedClass)) {
$(settings.nextButton).fadeOut('fast');
$(settings.prevButton).fadeIn('fast');
}
} else {
if( $(settings.issuesDiv+' li:first-child').hasClass(settings.issuesSelectedClass) ) {
$(settings.prevButton).fadeOut('fast');
}
else if( $(settings.issuesDiv+' li:last-child').hasClass(settings.issuesSelectedClass) ) {
$(settings.nextButton).fadeOut('fast');
}
else {
$(settings.nextButton+','+settings.prevButton).fadeIn('slow');
}
}
});
// keyboard navigation, added since 0.9.1
if(settings.arrowKeys=='true') {
if(settings.orientation=='horizontal') {
$(document).keydown(function(event){
if (event.keyCode == 39) {
$(settings.nextButton).click();
}
if (event.keyCode == 37) {
$(settings.prevButton).click();
}
});
} else if(settings.orientation=='vertical') {
$(document).keydown(function(event){
if (event.keyCode == 40) {
$(settings.nextButton).click();
}
if (event.keyCode == 38) {
$(settings.prevButton).click();
}
});
}
}
// default position startAt, added since 0.9.3
$(settings.datesDiv+' li').eq(settings.startAt-1).find('a').trigger('click');
// autoPlay, added since 0.9.4
if(settings.autoPlay == 'true') {
setInterval("autoPlay()", settings.autoPlayPause);
}
});
};
// autoPlay, added since 0.9.4 function autoPlay(){
var currentDate = $(settings.datesDiv).find('a.'+settings.datesSelectedClass);
if(settings.autoPlayDirection == 'forward') {
if(currentDate.parent().is('li:last-child')) {
$(settings.datesDiv+' li:first-child').find('a').trigger('click');
} else {
currentDate.parent().next().find('a').trigger('click');
}
} else if(settings.autoPlayDirection == 'backward') {
if(currentDate.parent().is('li:first-child')) {
$(settings.datesDiv+' li:last-child').find('a').trigger('click');
} else {
currentDate.parent().prev().find('a').trigger('click');
}
}
}
$(function(){
$().timelinr();
});