module jg {
	export interface CommonOffset {
		x: number;
		y: number;
	}
	export interface CommonSize {
		width: number;
		height: number;
	}
	export interface CommonArea extends CommonOffset, CommonSize {
		
	}
	export interface IRectangle {
		left:number;
		top:number;
		right:number;
		bottom:number;
	}
}
