private bool IsBadPoint(GameTileState state)
{
return(
state == GameTileState.Obstacle ||
state == GameTileState.WormBody ||
state == GameTileState.WormHead);
}
public static bool CanChangeState(this GameTileState thisState)
{
return(
thisState == GameTileState.Empty ||
thisState == GameTileState.Vampire ||
thisState == GameTileState.Ghost ||
thisState == GameTileState.Human);
}
public void ClearTile()
{
expectedState = GameTileState.Empty;
currentState = GameTileState.Empty;
if (OnCurrentStateChange != null)
{
OnCurrentStateChange.Invoke(currentState);
}
}
public void Set(BoardPoint p, GameTileState state)
{
if (tiles[p.X, p.Y].State != state)
{
tiles[p.X, p.Y].State = state;
if (fireUpdateEvents)
{
OnBoardUpdate(this, new EventArgs());
}
}
}
public void SetExpectedState(GameTileState expected, GameTileState current = GameTileState.Empty)
{
expectedState = expected;
if (expectedState.CanChangeState())
{
currentState = current;
}
else
{
currentState = expectedState;
}
}
public bool ChangeState(GameTileState newState)
{
bool changed = false;
if (currentState.CanChangeState() && currentState != newState)
{
currentState = newState;
changed = true;
if (OnCurrentStateChange != null)
{
OnCurrentStateChange.Invoke(currentState);
}
}
return(changed);
}
private Sprite GetSpriteForTile(GameTileState state)
{
switch (state)
{
case GameTileState.WormHead:
return(wormHeadTile);
case GameTileState.WormBody:
return(wormBodyTile);
case GameTileState.Obstacle:
return(obstacleTile);
case GameTileState.Empty:
default:
return(emptyTile);
}
}
public bool Equals(GameTileState state)
{
return(power == state.power &&
row == state.row &&
column == state.column);
}
public GameTile(GameTileState expected, GameTileState current = GameTileState.Empty)
{
SetExpectedState(expected, current);
}
public static bool IsMirror(this GameTileState thisState)
{
return(
thisState == GameTileState.MirrorBotLeftTopRight ||
thisState == GameTileState.MirrorTopLeftBotRight);
}
