bohmbox_mySketches/00_bibliography/greenberg2007/inheritance_p352/Shape.pde
class Shape{
  // properties
  int x,y;
  int w,h;

  // constructor
  Shape(int x, int y, int w, int h){
    this.x = x;
    this.y = y;
    this.w = w;
    this.h = h;
  }

}
