/// <summary>
/// Find Block Pair
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public Tuple FindBlockPair(int id)
{
Tuple tuple = new Tuple(this);
for (int j = 1; j < Model.TOT_BLOCK_CNT_Y - 1; ++j)
{
for (int i = 1; i < Model.TOT_BLOCK_CNT_X - 1; ++i)
{
if (_map[i][j].GetImageId() == id)
{
tuple.Select(new Position(i, j));
if (tuple.IsTuple())
{
return(tuple);
}
}
}
}
return(null);
}
/// <summary>
/// Mouse Left Click Handler For Game Round
/// </summary>
/// <param name="xMouse"></param>
/// <param name="yMouse"></param>
public void GameRoundLeftClickHandler(int xMouse, int yMouse)
{
// Check the game state
if (_gameState != GameState.PLAYING)
{
return;
}
// Select a block
int x = xMouse / (Model.BLOCK_SIZE_X + Model.BLOCK_MARGIN);
int y = yMouse / (Model.BLOCK_SIZE_Y + Model.BLOCK_MARGIN);
Position blockPosition = new Position(x, y);
// Check selected block is valid
if (_grid.GetBlock(blockPosition).IsNull())
{
return;
}
// Check tuple is selectable
if (!_tuple.Select(blockPosition))
{
return;
}
// Check is connected AND required to merge
if (_tuple.IsTuple())
{
Position startPos = _tuple.GetFirst();
Position endPos = _tuple.GetSecond();
_tuple.Clear(); // Clear tuple
if (_isConnected(startPos, endPos, _grid))
{
// Connected, need to be merged
_grid.Merge(startPos, endPos);
_score.Merged();
_sePlayer.Merged(); // Merged SE
// Goto check game end
if (_gameEnd())
{
return;
}
// Check is there any block can be merged
AcquireResourceMutex(MutexType.TIP);
_mergableTuple = new Tip();
_mergableTuple.Tuple = _findMergableBlockPair();
while (_mergableTuple.Tuple == null)
{
_grid.Randomize();
_sePlayer.Refresh(); // Refresh SE
_mergableTuple.Tuple = _findMergableBlockPair();
}
ReleaseResourceMutex(MutexType.TIP);
}
else
{
_score.ComboInterrupted();
_sePlayer.Failed(); // Failed SE
}
}
else
{
_sePlayer.Clicked(); // Click SE
}
}