public void Initialize()
{
selectedHorizontalIndex = -1;
selectedVerticalIndex = -1;
previouslySelectedHorizontalIndex = -1;
previouslySelectedVerticalIndex = -1;
firstTap = false;
showScore = false;
totalScore = 0;
selectionScore = 0;
isLost = false;
//Clear the matrix before reinstatiating it
if (ballMatrix != null)
for (int i = 0; i < numberOfColumns; ++i)
{
for (int j = 0; j < numberOfRows; ++j)
{
ballMatrix[i, j] = null;
}
}
numberOfColumns = 480 / mColorDictionary["blue"].Width;
numberOfRows = 660 / mColorDictionary["blue"].Height;
ballMatrix = new Ball[numberOfColumns, numberOfRows];
Random random = new Random();
//Load all the balls into the game.
for (int i = 0; i < numberOfColumns; ++i)
{
for (int j = 0; j < numberOfRows; ++j)
{
Ball ball = new Ball();
int number = random.Next(0, 6);
switch (number)
{
case 0:
ball.Initialize(mColorDictionary["blue"], i, j, Ball.BallColor.Blue);
ballMatrix[i, j] = ball;
break;
case 1:
ball.Initialize(mColorDictionary["green"], i, j, Ball.BallColor.Green);
ballMatrix[i, j] = ball;
break;
case 2:
ball.Initialize(mColorDictionary["purple"], i, j, Ball.BallColor.Purple);
ballMatrix[i, j] = ball;
break;
case 3:
ball.Initialize(mColorDictionary["red"], i, j, Ball.BallColor.Red);
ballMatrix[i, j] = ball;
break;
case 4:
ball.Initialize(mColorDictionary["teal"], i, j, Ball.BallColor.Teal);
ballMatrix[i, j] = ball;
break;
case 5:
ball.Initialize(mColorDictionary["yellow"], i, j, Ball.BallColor.Yellow);
ballMatrix[i, j] = ball;
break;
default:
break;
}
}
}
}
private void PopulateListOfAdjacentBalls(Ball ball, string previousDirection)
{
if (ball.IsUsed)
{
return;
}
ball.IsUsed = true;
int i = ball.X;
int j = ball.Y;
Ball.BallColor color = ball.color;
Ball leftBall = null;
Ball upBall = null;
Ball rightBall = null;
Ball downBall = null;
if (i != 0)
{
leftBall = ballMatrix[i - 1, j];
}
if (j != 0)
{
upBall = ballMatrix[i, j - 1];
}
if (i != numberOfColumns - 1)
{
rightBall = ballMatrix[i + 1, j];
}
if (j != numberOfRows - 1)
{
downBall = ballMatrix[i, j + 1];
}
//If not, we will check adjacents and see if they are good to remove
if (leftBall != null && leftBall.color == color && previousDirection != "right")
{
PopulateListOfAdjacentBalls(leftBall, "left");
}
if (rightBall != null && rightBall.color == color && previousDirection != "left")
{
PopulateListOfAdjacentBalls(rightBall, "right");
}
if (upBall != null && upBall.color == color && previousDirection != "down")
{
PopulateListOfAdjacentBalls(upBall, "up");
}
if (downBall != null && downBall.color == color && previousDirection != "up")
{
PopulateListOfAdjacentBalls(downBall, "down");
}
lastPopulatedListOfBalls.Add(ball);
}
private void RemoveAdjacentBalls(Ball ball, string previousDirection)
{
lastPopulatedListOfBalls.Clear();
PopulateListOfAdjacentBalls(ball, "");
lastPopulatedListOfBalls.ForEach(b => b.IsAlive = false);
}
private int GetScore(Ball ball)
{
lastPopulatedListOfBalls.Clear();
PopulateListOfAdjacentBalls(ball, "");
lastPopulatedListOfBalls.ForEach(b => b.IsUsed = false);
return (int)Math.Pow(lastPopulatedListOfBalls.Count, 2);
}
