site-accueil-insa/assets/scripts/photosScript.js
2018-03-25 14:19:53 +02:00

37 lines
1 KiB
JavaScript

var showcase = $("#img_big");
var showcaseLink = $("#img_big_link");
var photoBackButton = $("#photo_back_button");
function displayBig(elem) {
showcase.attr("src", $(elem).attr('src'));
showcaseLink.attr("href", $(elem).attr('src'));
photoBackButton.css("display", "block");
console.log("yop");
}
function closeBig() {
photoBackButton.css("display", "none")
}
function displayNext(direction) {
var currentSrc = showcase.attr('src');
var photos = document.getElementsByClassName("photo");
var current = 0;
for (i = 0; i < photos.length; i++) {
if ($(photos[i]).attr('src') == currentSrc) {
current = i;
}
}
var next = current + direction;
var nextId = "";
if (direction > 0) {
nextId = "#photo-0";
} else {
nextId = "#photo-" + (photos.length - 1);
}
if (document.getElementById("photo-" + next) != null) {
nextId = "#photo-" + next;
}
var nextSrc = $(nextId).attr('src');
showcase.attr('src', nextSrc);
}