public override void Collide(FroggerObject fo, Rectangle intersection)
{
if (fo is Frog )
{
if (intersection.Area() > 0.75f)
has_frog=true;
if (is_locked && intersection.Area() > 0.25f)
{
Rectangle locked = new Rectangle(0.0f, 1.0f, 1.0f, 1.0f);
locked += rect.loc;
if(Rectangle.Area(locked.Intersect(fo.rect))<Rectangle.Area(locked.Intersect(fo.rect + fo.delta)))
{
fo.delta *= 0.0f;
fo.Stop();
}
}
}
}
public override void Collide(FroggerObject fo, Rectangle intersection)
{
float common_area = intersection.Area() / fo.rect.Area();
if (fo.level == Level.Walking && common_area > 0.75)
{
fo.MoveBy(this.delta);
}
else if (fo.level == Level.Floor && common_area > 0.1)
{
//w coś uderzyliśmy
this.colision=true;
}
}
public MovingFloor(FroggerBoard board, Rectangle r)
: base(board, r)
{
this.level = Level.Floor;
}
public override void Collide(FroggerObject fo, Rectangle intersection)
{
if( fo is Frog && intersection.Area()/rect.Area() > 0.75)
{
this.Remove();
}
}
public override void Collide(FroggerObject fo, Rectangle intersection)
{
if (fo is Frog && intersection.Area() > 0.50f)
{
had_frog = true;
has_frog = true;
}
base.Collide(fo, intersection);
}
public override void Collide(FroggerObject fo, Rectangle intersection)
{
if(fo is Frog && intersection.Area()/fo.rect.Area() > 0.75)
{
this.board.Win();
}
}
public override void Collide(FroggerObject fo, Rectangle intersection)
{
float intersection_area=intersection.Area()/rect.Area();
if (fo.level==Level.Floor && !is_moving && intersection.Area() / rect.Area() > 0.50)
{
this.Location = fo.Location.Align(this.Location, 1.0f);
is_moving = true;
}
if(fo.level==Level.Floor && intersection_area > 0.10)
{
this.floor_area+=intersection_area;
}
}
/// <summary>
/// oblicza iloczyn prostokątów
/// jeżeli są rozłączne zwraca null
/// </summary>
/// <param name="r"></param>
/// <returns></returns>
public Rectangle Intersect(Rectangle r)
{
Rectangle i=new Rectangle();
if(x<r.x)
{
i.x=x+w;
i.w=i.x-r.x;
}
else
{
i.x=r.x+r.w;
i.w=i.x-x;
}
if(y<r.y)
{
i.y=y+h;
i.h=i.y-r.y;
}
else
{
i.y=r.y+r.h;
i.h=i.y-y;
}
if(i.w <= 0.0f || i.h<=0.0f)
return null;
else
return i;
}
/// <summary>
/// zwraca pole powierzchni r
/// jeżeli r jest nullem zraca 0.0f
/// </summary>
/// <param name="r">prostokąt</param>
/// <returns>pole powierzchni r</returns>
public static float Area(Rectangle r)
{
if (r == null)
return 0.0f;
else
return r.Area();
}