public void performGravitySphere()
{
if (!performingGravitySphere && energy > 10)
{
performingGravitySphere = true;
energy -= 10;
//create sphere first
gravity = new GravityController(5f, 10f, 2f);
//gravity.DisabledOnGroup = 3;
//gravity.EnabledOnGroup = 2;
gravity.DisabledOnCategories = Category.Cat4;
gravity.EnabledOnCategories = Category.Cat3;
GameplayScreen._world.AddController(gravity);
// fixture for planet (the one that has gravity)
planet = BodyFactory.CreateBody(GameplayScreen._world);
planet.Position = GameplayScreen.clickedPosition;
CircleShape planetShape = new CircleShape(2, 1);
planet.CreateFixture(planetShape);
planet.CollidesWith = Category.None;
planet.IgnoreCCD = false;
gravity.AddBody(planet);
listOfCurrentPlanets.Add(planet);
for (int i = 0; i < GameplayScreen._world.BodyList.Count; i++)
{
Body p = GameplayScreen._world.BodyList[i];
GameplayScreen._world.BodyList[i] = p;
}
Timer newTimer = new Timer(new undoGravitySphereDelegate(this.undoGravitySphere), GameplayScreen.getInstance().getCurrentGameTime(), 2500);
GameplayScreen.getInstance().gameTimers.addTimer(newTimer);
}
}
public void performGravityFlip()
{
if (!performingGravityFlip && energy > 20)
{
performingGravityFlip = true;
energy -= 20;
Vector2 oldGravity = GameplayScreen._world.Gravity;
GameplayScreen._world.Gravity = new Vector2(0f, -oldGravity.Y);
//Delegate d = new Delegate(this, "undoGravityFlip");
Timer newTimer = new Timer(new undoGravityFlipDelegate(this.undoGravityFlip), GameplayScreen.getInstance().getCurrentGameTime(), 2200);
GameplayScreen.getInstance().gameTimers.addTimer(newTimer);
}
//else flash screen/make error sound.
}