gistfile1.js

function Graph(w, l, h) {
    this.w = w;
    this.l = l;
    this.h = h || 1;
    this.nodes = [];
}

Graph.prototype.toVec2 = function (i) {
    return new Vec2(i % this.w, Math.floor(i / this.w), 0 /* ??? */ );
};

Graph.prototype.toIndice = function (vec2) {
    return ((vec2.z * this.getWidth() * this.getHeight()) + (vec2.y * this.getWidth()) + vec2.x);
};

Graph.prototype.isVacant = function (vec2) {
    return (typeof this.getNodes()[this.toIndice(vec2)] === 'undefined');
};

Graph.prototype.inBounds = function (vec2) {
    return (
        (vec2.x >= 0) &&
        (vec2.y >= 0) &&
        (vec2.z >= 0) &&
        (vec2.x < this.getWidth()) &&
        (vec2.y < this.getLength()) &&
        (vec2.z < this.getHeight())
    );
};

Graph.prototype.isOpen = function (vec2) {
    return (this.isVacant(vec2) && this.inBounds(vec2));
};

Graph.prototype.insert = function (node) {
    return this.setVertex(node.vec2, node);
};

Graph.prototype.remove = function (vec2) {
    return this.setVertex(vec2, undefined);
};

Graph.prototype.replace = function (node, vec2) {
    return this.setVertex(vec2, node);
};

Graph.prototype.move = function (node, vec2) {
    if (this.isOpen(vec2)) {
        this.remove(node.vec2);
        node.vec2.place(vec2);
        this.insert(node);
        return true;
    } else {
        return false;
    }
};

Graph.prototype.getProperty = function (prop) {
    if (this.hasOwnProperty(prop)) {
        return this[prop];
    }
};

Graph.prototype.getWidth = function () {
    return this.getProperty('w');
};

Graph.prototype.getLength = function () {
    return this.getProperty('l');
};

Graph.prototype.getHeight = function () {
    return this.getProperty('h');
};

Graph.prototype.getNodes = function () {
    return this.getProperty('nodes');
};

Graph.prototype.getNode = function (vec2) {
    return this.getNodes()[this.toIndice(vec2)];
};

Graph.prototype.setProperty = function (prop, val) {
    if (this.hasOwnProperty(prop)) {
        this[prop] = val;
        return val;
    }
};

Graph.prototype.setWidth = function (w) {
    return this.setProperty('w', w);
};

Graph.prototype.setLength = function (l) {
    return this.setProperty('l', l);
};

Graph.prototype.setHeight = function (h) {
    return this.setProperty('h', h);
};

Graph.prototype.setDimensions = function (w, l, h) {
    this.setWidth(w);
    this.setLength(l);
    this.setHeight(h);
};

Graph.prototype.setVertex = function (vec2, val) {
    this.getNodes()[this.toIndice(vec2)] = val;
};