obelisk.js-browserify-test/src/dimensions/PyramidDimension.js

JavaScript Engine for Building Pixel Isometric Element with HTML5 Canvas

/*global obelisk:true*/

/*
 * PyramidDimension
 */

(function (obelisk) {
    "use strict";

    var PyramidDimension, p;
    PyramidDimension = function (axis, tall) {
        this.initialize(axis, tall);
    };
    p = PyramidDimension.prototype = new obelisk.AbstractDimension();

    // constructor
    p.initialize = function (axis, tall) {
        this.xAxis = axis || 30;
        this.yAxis = axis || 30;
        this.tall = tall || false;

        if (this.xAxis % 2 === 1) {
            throw new Error("axis must be even number");
        }

        if (this.xAxis <= 4) {
            throw new Error("dimension is too small");
        }

        return this;
    };

    p.toString = function () {
        return "[PyramidDimension]";
    };

    obelisk.PyramidDimension = PyramidDimension;
}(obelisk));