Adds a menu to Imgur albums to start a slideshow
// ==UserScript==
// @name Imgur Album Slideshow
// @version v3.4
// @description Adds a menu to Imgur albums to start a slideshow
// @author Withaika
// @match *://imgur.com/a/*
// @grant none
// @require http://code.jquery.com/jquery-1.12.4.min.js
// @require http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.5/jquery-ui.min.js
// @namespace https://greasyfork.org/users/94615
// ==/UserScript==
(function() {
$("#right-content").prepend("<div id='ssMenu' style='box-sizing: border-box;width: 300px;padding: 8px;background-color: #2c2f34;border-radius: 4px;height: 90px;'><center><p style='display:inline-block;padding-bottom:10px;'>Delay (s):</p><input value='3' style='display:inline-block;width:30px;margin-bottom:10px;'id='ssSec'></input></center><center><button id='ssStart' style='text-align: center;cursor: pointer;padding-left: 15px;height: 36px;box-sizing: border-box;padding-right: 15px;background: #5c69ff;border: none;color: #F2F2F2;text-decoration: none;outline: 0;-webkit-user-select: none;user-select: none;cursor: pointer; display: inline-block;border-radius: 2px;font-size: 14px;border: none;font-family: \"Open Sans\",sans-serif;'>Start Slideshow</button></center></div>");
})();
var slideIndex = 1;
var Images=[];
function plusDivs(n) {
showDivs(slideIndex += n);
}
function showDivs(n) {
var i;
var x = Images;
if (n > x.length) {slideIndex = 1;}
if (n < 1) {slideIndex = x.length;}
document.getElementById("FSSI").src=x[slideIndex-1];
}
function startSlide(){
var undefinedImages = _widgetFactory._.config.gallery.image.album_images;
for (i=0;i<undefinedImages.length;i++){
ext=undefinedImages[i].ext;
hsh=undefinedImages[i].hash;
Images.push("https://i.imgur.com/"+hsh+ext);
}
var delay = parseInt(document.getElementById("ssSec").value);
var isPaused=false;
$("body").append("<div class='post-container'></div>");
$("body").append("<div id='FSS' style='display:none'><img id='FSSI' style='width:auto;height:100%' src=''></div>");
$(document).keydown(function(e) {
switch(e.which) {
case 37: // left
plusDivs(-1);
break;
case 38: // up
delay--;
break;
case 39: // right
plusDivs(1);
break;
case 40: // down
delay++;
break;
case 32: // space
if (isPaused){isPaused=false;}else{isPaused=true;}
break;
case 27: // escape
FSTog(document.getElementById("FSSI"));
isPaused=true;
break;
default: return;
}
e.preventDefault();
});
showDivs(slideIndex);
document.getElementById("FSS").style.display="";
FSTog(document.getElementById("FSSI"));
window.setInterval(function(){
if(!isPaused) {
plusDivs(1);
}
}, delay*1000);
}
Element.prototype.remove = function() {
this.parentElement.removeChild(this);
};
NodeList.prototype.remove = HTMLCollection.prototype.remove = function() {
for(var i = this.length - 1; i >= 0; i--) {
if(this[i] && this[i].parentElement) {
this[i].parentElement.removeChild(this[i]);
}
}
};
function FSTog(element) {
if (!element.fullscreenElement && !element.mozFullScreenElement && !element.webkitFullscreenElement && !element.msFullscreenElement ) { // current working methods
if (element.requestFullscreen) {
element.requestFullscreen();
} else if (element.msRequestFullscreen) {
element.msRequestFullscreen();
} else if (element.mozRequestFullScreen) {
element.mozRequestFullScreen();
} else if (element.webkitRequestFullscreen) {
element.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
}
} else {
if (element.exitFullscreen) {
element.exitFullscreen();
} else if (element.msExitFullscreen) {
element.msExitFullscreen();
} else if (element.mozCancelFullScreen) {
element.mozCancelFullScreen();
} else if (element.webkitExitFullscreen) {
element.webkitExitFullscreen();
}
}
}
document.getElementById("ssStart").addEventListener("click", function(){
startSlide();
});
function httpGet(theUrl, callback)
{
var xmlHttp = new XMLHttpRequest();
xmlHttp.onreadystatechange = function() {
if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
callback(xmlHttp.responseText);
};
xmlHttp.open("GET", theUrl, true); // true for asynchronous
xmlHttp.send(null);
}