/js/core/RealtimeMutliplayerGame.js

 1/**
 2 File:
 3 RealtimeMultiplayerGame.js
 4 Created By:
 5 Mario Gonzalez
 6 Project:
 7 RealtimeMultiplayerNodeJS
 8 Abstract:
 9 This is the core module for RealtimeMultiplayerGame contains the namespace, and extend method
10
11 Basic Usage:
12 This class is not instantiated
13 */
14RealtimeMultiplayerGame = (typeof RealtimeMultiplayerGame === 'undefined') ? {} : RealtimeMultiplayerGame;
15/**
16 * Allows a package to create a namespace within RealtimeMultiplayerGame
17 * From Javascript Patterns book
18 * @param ns_string
19 */
20RealtimeMultiplayerGame.namespace = function (ns_string) {
21    var parts = ns_string.split('.'),
22        parent = RealtimeMultiplayerGame,
23        i = 0;
24
25    // strip redundant leading global
26    if (parts[0] === "RealtimeMultiplayerGame") {
27        parts = parts.slice(1);
28    }
29
30    var len = parts.length,
31        aPackage = null;
32    for (i = 0; i < len; i += 1) {
33        var singlePart = parts[i];
34        // create a property if it doesn't exist
35        if (typeof parent[singlePart] === "undefined") {
36            parent[singlePart] = {};
37        }
38        parent = parent[singlePart];
39
40    }
41    return parent;
42};
43
44/**
45 * Allows a simple inheritance model
46 * based on http://www.kevs3d.co.uk/dev/canvask3d/scripts/mathlib.js
47 */
48RealtimeMultiplayerGame.extend = function (subc, superc, overrides) {
49    /**
50     * @constructor
51     */
52    var F = function () {
53    };
54    var i;
55
56    if (overrides) {
57        F.prototype = superc.prototype;
58        subc.prototype = new F();
59        subc.prototype.constructor = subc;
60        subc.superclass = superc.prototype;
61        if (superc.prototype.constructor == Object.prototype.constructor) {
62            superc.prototype.constructor = superc;
63        }
64        for (i in overrides) {
65            if (overrides.hasOwnProperty(i)) {
66                subc.prototype[i] = overrides[i];
67            }
68        }
69    } else {
70
71        subc.prototype.constructor = subc;
72        subc.superclass = superc.prototype;
73        if (superc.prototype.constructor == Object.prototype.constructor) {
74            superc.prototype.constructor = superc;
75        }
76        for (i in superc.prototype) {
77            if (false == subc.prototype.hasOwnProperty(i)) {
78                subc.prototype[i] = superc.prototype[i];
79            }
80        }
81
82    }
83}