display-view-mixin.js

////
/// W.DisplayViewMixin
// @author Ross Cairns
// @notes  Not suitable for heavy usage (i.e. particles) as produces 
//         many object with in turn will cause big
//         garbage collections delays 
    
var displayViewMixin = {
    setPosition : function (x, y) { // or setXY(array) or setXY({x:y:})
        if (Object.prototype.toString.call( x ) === '[object Array]') {
            this.x(x[0]);
            this.y(y[1]);
        } else if (typeof x === "number") {
            this.x(x);
            this.y(y);
        } else {
            this.x(x.x);
            this.y(x.y);
        }
        return this;
    },
    setSize : function (width, height) { // or setSize(Array) or setSize({width:height}) or setSize(DOMElement)
        if (!!width.tagName && typeof jQuery === 'function') {
            this.width(jQuery(width).width());
            this.height(jQuery(width).height());
        } else if (!!width.tagName) {
            this.width = width.width;
            this.height = width.height;
        } else if (typeof width === "number") {
            this.width(width);
            this.height(height);
        } else if (Object.prototype.toString.call( width ) === '[object Array]') {
            this.width(width[0]);
            this.height(width[1]);
        } else if (typeof(width) == 'function') {
            this.width(width());
            this.height(height());
        } else {
            var obj = width;
            this.width(typeof(obj.width) == 'function' ? obj.width() : obj.width);
            this.height(typeof(obj.height) == 'function' ? obj.height() : obj.height);
        }
        return this;
    },
    x : function (x) {
        if (arguments.length > 0) { this._x = x; }
        if (typeof this._x === "undefined") { this._x = 0; }
        return this._x;
    },
    y : function (y) {
        if (arguments.length > 0) { this._y = y; }
        if (typeof this._y === "undefined") { this._y = 0; }
        return this._y;
    },
    width : function (width)  {
        if (arguments.length > 0) { this._width = width; }
        if (typeof this._width === "undefined") { this._width = 0; }
        return this._width;
    },
    height : function (height) {
        if (arguments.length > 0) { this._height = height; }
        if (typeof this._height === "undefined") { this._height = 0; }
        return this._height;
    }
};