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/*
* Konami-JS ~
* :: Now with support for touch events and multiple instances for
* :: those situations that call for multiple easter eggs!
* Code: http://konami-js.googlecode.com/
* Examples: http://www.snaptortoise.com/konami-js
* Copyright (c) 2009 George Mandis (georgemandis.com, snaptortoise.com)
* Version: 1.4.2 (9/2/2013)
* Licensed under the MIT License (http://opensource.org/licenses/MIT)
* Tested in: Safari 4+, Google Chrome 4+, Firefox 3+, IE7+, Mobile Safari 2.2.1 and Dolphin Browser
*/
var Konami = function (callback) {
var konami = {
addEvent: function (obj, type, fn, ref_obj) {
if (obj.addEventListener)
obj.addEventListener(type, fn, false);
else if (obj.attachEvent) {
// IE
obj["e" + type + fn] = fn;
obj[type + fn] = function () {
obj["e" + type + fn](window.event, ref_obj);
}
obj.attachEvent("on" + type, obj[type + fn]);
}
},
input: "",
pattern: "38384040373937396665",
load: function (link) {
this.addEvent(document, "keydown", function (e, ref_obj) {
if (ref_obj) konami = ref_obj; // IE
konami.input += e ? e.keyCode : event.keyCode;
if (konami.input.length > konami.pattern.length)
konami.input = konami.input.substr((konami.input.length - konami.pattern.length));
if (konami.input == konami.pattern) {
konami.code(link);
konami.input = "";
e.preventDefault();
return false;
}
}, this);
this.iphone.load(link);
},
code: function (link) {
window.location = link
},
iphone: {
start_x: 0,
start_y: 0,
stop_x: 0,
stop_y: 0,
tap: false,
capture: false,
orig_keys: "",
keys: ["UP", "UP", "DOWN", "DOWN", "LEFT", "RIGHT", "LEFT", "RIGHT", "TAP", "TAP"],
code: function (link) {
konami.code(link);
},
load: function (link) {
this.orig_keys = this.keys;
konami.addEvent(document, "touchmove", function (e) {
if (e.touches.length == 1 && konami.iphone.capture == true) {
var touch = e.touches[0];
konami.iphone.stop_x = touch.pageX;
konami.iphone.stop_y = touch.pageY;
konami.iphone.tap = false;
konami.iphone.capture = false;
konami.iphone.check_direction();
}
});
konami.addEvent(document, "touchend", function (evt) {
if (konami.iphone.tap == true) konami.iphone.check_direction(link);
}, false);
konami.addEvent(document, "touchstart", function (evt) {
konami.iphone.start_x = evt.changedTouches[0].pageX;
konami.iphone.start_y = evt.changedTouches[0].pageY;
konami.iphone.tap = true;
konami.iphone.capture = true;
});
},
check_direction: function (link) {
x_magnitude = Math.abs(this.start_x - this.stop_x);
y_magnitude = Math.abs(this.start_y - this.stop_y);
x = ((this.start_x - this.stop_x) < 0) ? "RIGHT" : "LEFT";
y = ((this.start_y - this.stop_y) < 0) ? "DOWN" : "UP";
result = (x_magnitude > y_magnitude) ? x : y;
result = (this.tap == true) ? "TAP" : result;
if (result == this.keys[0]) this.keys = this.keys.slice(1, this.keys.length);
if (this.keys.length == 0) {
this.keys = this.orig_keys;
this.code(link);
}
}
}
}
typeof callback === "string" && konami.load(callback);
if (typeof callback === "function") {
konami.code = callback;
konami.load();
}
return konami;
};
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