protected override void Manipulate()
{
if (_axis == Axis.Y)
{
float angle = YAngle();
float deltaAngle = angle - _priorAngle;
TargetTransform.Rotate(new Vector3(0, deltaAngle, 0), Space.World);
_priorAngle = angle;
}
else if (_axis == Axis.X)
{
float angle = XAngle();
float deltaAngle = angle - _priorAngle;
if (_rotateAxis == RotateAxis.LocalX)
{
TargetTransform.Rotate(new Vector3(deltaAngle, 0, 0), Space.Self);
}
else if (_rotateAxis == RotateAxis.LocalZ)
{
TargetTransform.Rotate(new Vector3(0, 0, deltaAngle), Space.Self);
}
else if (_rotateAxis == RotateAxis.Screen)
{
Vector3 cameraDirection = _eventCamera.EventCameraRef.transform.position - TargetTransform.position;
Vector3 crossDirection = Vector3.Cross(cameraDirection, Vector3.up);
TargetTransform.RotateAround(TargetTransform.position, crossDirection, deltaAngle);
}
_priorAngle = angle;
}
}
/// <summary>
/// Nudges the transform in the specified rotation.
/// </summary>
/// <param name="rotation">
/// The direction to nudge in.
/// </param>
public void Nudge(NudgeRotation rotation)
{
// Determine angle
float angle = (rotation == NudgeRotation.Left ? -rotationAmount : rotationAmount);
// Update the rotation
TargetTransform.Rotate(upDirection.ToVector(), angle, space);
}
