/**
 * Graphics
 * @param id
 * @param name
 * @param graphicsType
 * @constructor
 */
GameLib.D3.Graphics = function Graphics(
    id,
    name,
    graphicsType
) {
    if (GameLib.Utils.UndefinedOrNull(id)) {
        id = GameLib.Utils.RandomId();
    }
    this.id = id;

    if (GameLib.Utils.UndefinedOrNull(name)) {
        name = 'Graphics (' + id + ')';
    }
    this.name = name;

    if (GameLib.Utils.UndefinedOrNull(graphicsType)) {
        graphicsType = GameLib.D3.Graphics.GRAPHICS_TYPE_THREE;
    }
    this.graphicsType = graphicsType;
    
    this.instance = this.createInstance();
};

/**
 * GameLib.D3.Graphics Types
 * @type {number}
 */
GameLib.D3.Graphics.GRAPHICS_TYPE_THREE = 0x1;

/**
 * @returns {THREE.Graphics}
 */
GameLib.D3.Graphics.prototype.createInstance = function(update) {

    var instance = null;

    if (update) {
        instance = this.instance;
    } else {
        instance = THREE;
    }

    return instance;
};

/**
 * Updates the instance with the current state
 */
GameLib.D3.Graphics.prototype.updateInstance = function() {
    this.instance = this.createInstance(true);
};

/**
 * True if THREE physics
 * @returns {boolean}
 */
GameLib.D3.Graphics.prototype.isThree = function() {
    return (this.graphicsType == GameLib.D3.Graphics.GRAPHICS_TYPE_THREE)
};

/**
 * Logs a warning and throws an error if not cannon
 */
GameLib.D3.Graphics.prototype.isNotThreeThrow = function() {
    if (this.graphicsType != GameLib.D3.Graphics.GRAPHICS_TYPE_THREE) {
        console.warn('Only THREE supported for this function');
        throw new Error('Only THREE supported for this function');
    }
};