protected void OnDirectionChange()
{
var args = new SnakeInputEventArgs(CurrentInputDirection);
Messenger <SnakeInputEventArgs> .Broadcast(
SnakeEvents.DirectionChanged, args);
}
protected void HandleChangeOfDirection(SnakeInputEventArgs eventArgs)
{
switch (eventArgs.Direction)
{
case Direction.Right:
if (SegmentDirection != Direction.Left)
{
NextSegmentDireciton = Direction.Right;
}
break;
case Direction.Left:
if (SegmentDirection != Direction.Right)
{
NextSegmentDireciton = Direction.Left;
}
break;
case Direction.Up:
if (SegmentDirection != Direction.Down)
{
NextSegmentDireciton = Direction.Up;
}
break;
case Direction.Down:
if (SegmentDirection != Direction.Up)
{
NextSegmentDireciton = Direction.Down;
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
