lazyScroller (beta)

Keep your hand free from scroll button.
Version vom 06.01.2015. Aktuellste Version
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Wrap lines
// ==UserScript==
// @name         lazyScroller (beta)
// @version      0.22
// @description  Keep your hand free from scroll button.
// @namespace    idmresettrial
// @author       idmresettrial
// @run-at       document-end
// @grant        none

// @require     http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js

// Website list

// @match        http://vozforums.com/*

// End list


// ==/UserScript==

red = "#f84848"; green = "#7abf16"; blue = "#3e68b3";
color = blue;

transparent = 0.5;

distance = $(window).height()-50;
duration = 500;

wait = 500;
pause = 1000;
var repeat;

direct = "lazySleep";

lazyScroller = '<div id="lazyScroller"><div class="lazyButton" id="lazyUp">↑</div><div class="lazyButton" id="lazyDown">↓</div></div>';

$("body").append(lazyScroller);
$("#lazyScroller").css({"position":"fixed", "top":"-100px", "left":"-100px", "margin":"10px", "z-index":"999"});
$(".lazyButton").css({"margin":"5px", "width":"20px", "height":"20px", "font-size":"12px", "line-height":"20px", "text-align":"center", "background":color});
$(".lazyButton").fadeTo(0, transparent);

$(document).on("mousemove",function(e) {
    if (Math.abs(parseInt($("#lazyScroller").css("left"))-e.clientX)>50 || Math.abs(parseInt($("#lazyScroller").css("top"))-e.clientY)>100) {
        $("#lazyScroller").css({"left":e.clientX, "top":e.clientY, "display":"none"});
    } else {
        $("#lazyScroller").fadeIn();
    }
});


$("#lazyScroller .lazyButton").mouseover(function() {
    direct = $(this).attr("id");
    setTimeout(function() {go();},wait);
    $(this).fadeTo(0, 1);
});

$("#lazyScroller .lazyButton").mouseout(function() {
    direct = "lazySleep";
    clearTimeout(repeat);
    $(this).fadeTo(0, transparent);
});

$("#lazyScroller #lazyUp").click(function() {
    direct = "lazyTop";
    $("body").animate({scrollTop: 0},duration);
});

$("#lazyScroller #lazyDown").click(function() {
    direct = "lazyBack";
    history.go(-1);
});


function go()
{
    if (direct === "lazyUp") {
        $("body").animate({scrollTop: ($("body").scrollTop()-distance)}, duration);
        repeat = setTimeout(function() {go();},duration+pause);
    } else if (direct === "lazyDown") {
        $("body").animate({scrollTop: ($("body").scrollTop()+distance)}, duration);
        repeat = setTimeout(function() {go();},duration+pause);
    } else {
        clearTimeout(repeat);
    }
}