public boolean isInside(MediaItem mi) { return view.isInside(mi); }
public boolean isOverlapped(MediaItem mi) { return view.isOverlapped(mi); }
public void draw(Graphics ct) { view.drawSheet(this, ct); }
public boolean isInside(int x, int y) { return view.isInside(x, y); }
public void setRegion(int x, int y, int w, int h) { view.setRegion(x, y, w, h); }