My Mouse Gestures

A simple mouse gesture script

Від 17.10.2014. Дивіться остання версія.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name           My Mouse Gestures
// @description    A simple mouse gesture script
// @version        0.1.1
// @include        *
// @run-at         document-start
// @grant          GM_openInTab
// @noframes
// @namespace      https://greasyfork.org/users/4968
// ==/UserScript==


// --- Settings ---

var SENSITIVITY = 3; // 1 ~ 5
var TOLERANCE = 3; // 1 ~ 5

var funcs = {
    'DR': function() {
        window.top.close();
    },
    'U': function() {
        window.scrollTo(0, 0);
    },
    'D': function() {
        window.scrollTo(0, 1073741824);
    },
    'L': function() {
        window.history.back();
    },
    'R': function() {
        window.history.forward();
    },
    'RU': function() {
        GM_openInTab('about:newtab', false);
    },
    'UD': function() {
        window.location.reload();
    }
};

// ----------------


var s = 1 << ((7 - SENSITIVITY) << 1);
var t1 = Math.tan(0.15708 * TOLERANCE),
    t2 = 1 / t1;

var x, y, path;

function tracer(e) {
    var cx = e.clientX,
        cy = e.clientY,
        deltaX = cx - x,
        deltaY = cy - y,
        slope = Math.abs(deltaY / deltaX),
        distance = deltaX * deltaX + deltaY * deltaY,
        direction = '';
    if (distance > s) {
        if (slope > t1) {
            if (deltaY > 0) {
                direction = 'D';
            } else {
                direction = 'U';
            }
        } else if (slope <= t2) {
            if (deltaX > 0) {
                direction = 'R';
            } else {
                direction = 'L';
            }
        }
        if (path.slice(-1) != direction) {
            path += direction;
        }
        x = cx;
        y = cy;
    }
}

window.addEventListener('mousedown', function(e) {
    if (e.which == 3) {
        x = e.clientX;
        y = e.clientY;
        path = "";
        window.addEventListener('mousemove', tracer, false);
    }
}, false);

window.addEventListener('contextmenu', function(e) {
    window.removeEventListener('mousemove', tracer, false);
    if (path != "") {
        e.preventDefault();
        if (funcs.hasOwnProperty(path)) {
            funcs[path]();
        }
    }
}, false);