| public setNegativeButton ( int arg0, global arg1 ) : android.app.AlertDialog.Builder | ||
| arg0 | int | |
| arg1 | global | |
| return | android.app.AlertDialog.Builder | |
void ProcessCollisions()
{
bool gameOver = false;
int ai = 0;
// check which asteroids are colliding with bullets
while (ai < myAsteroids.Count)
{
Asteroid asteroid = myAsteroids[ai];
int asteroidRadiusSquare = 16 * (1 << asteroid.Size);
asteroidRadiusSquare *= asteroidRadiusSquare;
bool collisionFound = false;
for (int bi = 0; bi < myBullets.Count; bi++)
{
PhysicsObject bullet = myBullets[bi];
Vector4f v = bullet.Location - asteroid.PhysicsObject.Location;
if (v.LengthSquare < asteroidRadiusSquare)
{
// remove the asteroid and bullet
collisionFound = true;
myAsteroids.RemoveAt(ai);
myBullets.RemoveAt(bi);
// split the asteroid into two if it's not tiny
if (asteroid.Size > 0)
{
Asteroid one = CreateAsteroid();
Asteroid two = CreateAsteroid();
one.Size = two.Size = asteroid.Size - 1;
one.CreationTime = two.CreationTime = asteroid.CreationTime;
one.PhysicsObject.Location = two.PhysicsObject.Location = asteroid.PhysicsObject.Location;
myAsteroids.Add(one);
myAsteroids.Add(two);
}
break;
}
}
// see if the asteroid is hitting the ship
Vector4f sv = myShip.Location - asteroid.PhysicsObject.Location;
if (sv.LengthSquare < asteroidRadiusSquare && System.Environment.TickCount - asteroid.CreationTime > AsteroidGracePeriod)
gameOver = true;
// dont increment if we removed the asteroid
if (!collisionFound)
ai++;
}
// if there zero asteroids, add one
if (myAsteroids.Count == 0)
{
// reset the timer
//myAsteroidTimer.Enabled = false;
//myAsteroidTimer.Enabled = true;
myAsteroids.Add(CreateAsteroid());
}
// show the gamer over form if the ship exploded
if (gameOver)
{
if (!mIsDialogShowing)
{
mIsDialogShowing = true;
mHandler.post(() =>
{
var b = new AlertDialog.Builder(this);
b.setTitle("Game Over!");
b.setMessage("Try again?");
b.setPositiveButton(global::[email protected], (d, which) => { mIsDialogShowing = false; ResetGame(); });
b.setNegativeButton(global::[email protected], (d, which) => { mIsDialogShowing = false; finish(); });
b.setCancelable(false);
b.create().show();
});
}
}
}