/// <summary>
/// Handle all the input.
/// </summary>
/// <param name="input"></param>
public override void HandleInput(InputState input)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
if (input.IsPauseGame(null))
{
if (!gameOver)
{
PauseCurrentGame();
}
else
{
FinishCurrentGame();
}
}
if (IsActive && !startScreen)
{
if (input.Gestures.Count > 0)
{
GestureSample sample = input.Gestures[0];
if (sample.GestureType == GestureType.Tap)
{
if (gameOver)
{
FinishCurrentGame();
}
}
}
if (!gameOver)
{
if (Microsoft.Devices.Environment.DeviceType == DeviceType.Device)
{
// Calibrate the accelerometer upon a double tap
if (input.Gestures.Count > 0)
{
GestureSample sample = input.Gestures[0];
if (sample.GestureType == GestureType.DoubleTap)
{
CalibrateGame();
input.Gestures.Clear();
}
}
}
// Rotate the maze according to accelerometer data
Vector3 currentAccelerometerState = Accelerometer.GetState().Acceleration;
currentAccelerometerState.X -= AccelerometerCalibrationData.X;
currentAccelerometerState.Y -= AccelerometerCalibrationData.Y;
currentAccelerometerState.Z -= AccelerometerCalibrationData.Z;
if (Microsoft.Devices.Environment.DeviceType == DeviceType.Device)
{
//Change the velocity according to acceleration reading
maze.Rotation.Z = (float)Math.Round(MathHelper.ToRadians(currentAccelerometerState.Y * 30), 2);
maze.Rotation.X = -(float)Math.Round(MathHelper.ToRadians(currentAccelerometerState.X * 30), 2);
}
else if (Microsoft.Devices.Environment.DeviceType == DeviceType.Emulator)
{
Vector3 Rotation = Vector3.Zero;
if (currentAccelerometerState.X != 0)
{
if (currentAccelerometerState.X > 0)
{
Rotation += new Vector3(0, 0, -angularVelocity);
}
else
{
Rotation += new Vector3(0, 0, angularVelocity);
}
}
if (currentAccelerometerState.Y != 0)
{
if (currentAccelerometerState.Y > 0)
{
Rotation += new Vector3(-angularVelocity, 0, 0);
}
else
{
Rotation += new Vector3(angularVelocity, 0, 0);
}
}
// Limit the rotation of the maze to 30 degrees
maze.Rotation.X =
MathHelper.Clamp(maze.Rotation.X + Rotation.X,
MathHelper.ToRadians(-30), MathHelper.ToRadians(30));
maze.Rotation.Z =
MathHelper.Clamp(maze.Rotation.Z + Rotation.Z,
MathHelper.ToRadians(-30), MathHelper.ToRadians(30));
}
}
}
}