internal Box(int x1, int y1, int x2, int y2, FocusAreaType type, bool failed)
{
this.x1 = x1;
this.y1 = y1;
this.x2 = x2;
this.y2 = y2;
props.Type = type;
props.Failed = failed;
}
public void AddBox(int x1, int y1, int x2, int y2, FocusAreaType type, bool failed)
{
var box = new Box(x1, y1, x2, y2, type, failed);
hashcode = (hashcode * 397) ^ box.GetHashCode();
box.Fix(focusPointShift);
if (box.X1 >= 0 && box.X1 <= 1 && box.X2 >= 0 && box.X2 <= 1 && box.Y1 >= 0 && box.Y1 <= 1 && box.Y1 >= 0 && box.Y2 <= 1 && box.X2 >= box.X1 && box.Y2 >= box.Y1)
{
boxes.Add(box);
}
}