public void CheckShellStrike(double deltaT, Canvas GameField)
{
for (int i = 0; i < Person.PlayerGun.Shells.Count; ++i)
{
Shell S = Person.PlayerGun.Shells[i];
for (int j = 0; j < Asteroids.Count; ++j)
{
Asteroid A = Asteroids[j];
double DistSquared = Math.Pow(S.X - A.X, 2) + Math.Pow(S.Y - A.Y, 2);
double AsterDiamSquared = Math.Pow(A.Width / 2, 2) + Math.Pow(A.Height / 2, 2);
if (Math.Sqrt(DistSquared) < Math.Sqrt(AsterDiamSquared))
{
Strike Str = new Strike(A.X, A.Y, S.Angle);
Strikes.Add(Str);
StrikeGenerated = true;
A.Health -= S.Damage;
GameField.Children.Remove(S.Rect);
Person.PlayerGun.Shells.RemoveAt(i);
break;
}
if (A.Health <= 0)
{
AsteroidExplode AE = new AsteroidExplode(A.X, A.Y, A.Width + 20);
AsteroidExplodes.Add(AE);
GameField.Children.Add(AE.Rect);
GameField.Children.Remove(A.Rect);
Asteroids.RemoveAt(j);
Score += A.Score;
break;
}
}
}
}
private void DrawStrikes()
{
if (G.StrikeGenerated)
{
G.StrikeGenerated = false;
InitStrike();
DrawStrikes();
}
else
{
for (int i = 0; i < G.Strikes.Count; ++i)
{
Strike S = G.Strikes[i];
for (int j = 0; j < S.Dusts.Count; ++j)
{
Dust D = S.Dusts[j];
if (GameArea.Children.Contains(D.Rect))
{
Canvas.SetLeft(D.Rect, D.X);
Canvas.SetTop(D.Rect, D.Y);
}
}
}
}
}
private void InitStrike()
{
int n = G.Strikes.Count;
if (n == 0)
{
return;
}
Strike S = G.Strikes[n - 1];
for (int i = 0; i < S.Dusts.Count; ++i)
{
Dust D = S.Dusts[i];
GameArea.Children.Add(D.Rect);
}
}
public void UpdateStrikes(double deltaT, Canvas GameField)
{
for (int i = 0; i < Strikes.Count; ++i)
{
Strike Str = Strikes[i];
for (int j = 0; j < Str.Dusts.Count; ++j)
{
Dust D = Str.Dusts[j];
D.Update(deltaT);
if (!D.Allive)
{
Str.Dusts.Remove(D);
GameField.Children.Remove(D.Rect);
}
}
if (Str.Dusts.Count == 0)
{
Strikes.Remove(Str);
}
}
}
