public bool istouchingwall(wall w)
{
PointF nearest = w.pointnearestto(this);
float distance = (float)Math.Sqrt((nearest.X - this.location.X) * (nearest.X - this.location.X)
+ (nearest.Y - this.location.Y) * (nearest.Y - this.location.Y));
return(this.radius > distance);
}
public void createborders()
{
wall wall1 = new wall(0, 0, 30, levelheight);
walllist.Add(wall1);
wall wall2 = new wall(0, 0, levelwidth, 30);
walllist.Add(wall2);
wall wall3 = new wall(0, levelheight - 30, levelwidth - 30, 30);
walllist.Add(wall3);
wall wall4 = new wall(levelwidth, 0, 30, levelheight - 30);
walllist.Add(wall4);
}
public void addwall(int top, int left, int width, int height)
{
wall wall1 = new wall(top, left, width, height);
walllist.Add(wall1);
}
public override void hitwall(wall w)
{
this.destroy();
}
public virtual void hitwall(wall w)
{
bouncefrom(w.pointnearestto(this));
}