private void InitTiles()
{
try {
for (int i = 0; i < m_Size; ++i)
{
for (int j = 0; j < m_Size; ++j)
{
TileRectangle tileRectangle = new TileRectangle();
tileRectangle.Name = "_" + i + "x" + j;
tileRectangle.Width = 100;
tileRectangle.Height = 100;
tileRectangle.Row = i;
tileRectangle.Column = j;
tileRectangle.Fill = new SolidColorBrush(m_TileColors);
Grid.SetRow(tileRectangle, i);
Grid.SetColumn(tileRectangle, j);
TileGrid.Children.Add(tileRectangle);
}
}
Random random = new Random();
int randomI = random.Next(m_Size);
int randomJ = random.Next(m_Size);
TileGrid.Children.RemoveAt(randomI * m_Size + randomJ);
List <int> intList = new List <int>();
for (int i = 1; i < (m_Size * m_Size); ++i)
{
intList.Add(i);
}
TileRectangle[] tileRectangleArray = new TileRectangle[m_Size * m_Size - 1];
TileGrid.Children.CopyTo(tileRectangleArray, 0);
foreach (TileRectangle tileRectangle in tileRectangleArray)
{
TileTextBlock tileTextBlock = new TileTextBlock();
tileTextBlock.Name = "__" + tileRectangle.Row + "x" + tileRectangle.Column;
tileTextBlock.Row = tileRectangle.Row;
tileTextBlock.Column = tileRectangle.Column;
int index = random.Next(intList.Count);
tileTextBlock.Text = "" + intList[index];
tileTextBlock.TextAlignment = TextAlignment.Center;
tileTextBlock.VerticalAlignment = VerticalAlignment.Center;
tileTextBlock.HorizontalAlignment = HorizontalAlignment.Center;
intList.RemoveAt(index);
Grid.SetRow(tileTextBlock, tileRectangle.Row);
Grid.SetColumn(tileTextBlock, tileRectangle.Column);
TileGrid.Children.Add(tileTextBlock);
}
}
catch (Exception ex)
{
MessageBox.Show("Oops! There was an error! Please tell the developer: " + ex.Message, "Error");
return;
}
}
private void TileGrid_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
try
{
//get tile to manipulate if user makes a valid drag movement
Point clickPoint = e.GetPosition(TileGrid);
int clickedRow = (int)Math.Floor(clickPoint.Y / 100);
int clickedColumn = (int)Math.Floor(clickPoint.X / 100);
m_RectangleToMove = TileGrid.Children.OfType <TileRectangle>().First(t => t.Row == clickedRow && t.Column == clickedColumn);
m_TextBlockToMove = TileGrid.Children.OfType <TileTextBlock>().First(t => t.Row == clickedRow && t.Column == clickedColumn);
}
catch (Exception ex)
{
if (ex.Message.Contains("Sequence contains no matching element"))
{
//user did not click on a tile
m_RectangleToMove = null;
m_TextBlockToMove = null;
return;
}
MessageBox.Show("Oops! There was an error! Please tell the developer: " + ex.Message, "Error");
return;
}
}
private void TileGrid_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
try {
if (m_RectangleToMove == null || m_TextBlockToMove == null) //user didn't start dragging a tile
{
return;
}
Point clickedPoint = e.GetPosition(TileGrid);
int clickedRow = (int)Math.Floor(clickedPoint.Y / 100);
int clickedColumn = (int)Math.Floor(clickedPoint.X / 100);
if (clickedRow == m_RectangleToMove.Row && clickedColumn == m_RectangleToMove.Column) //don't move tile if it the user didn't drag to a different space
{
return;
}
int columnDistance = Math.Abs(clickedColumn - m_RectangleToMove.Column);
int rowDistance = Math.Abs(clickedRow - m_RectangleToMove.Row);
if (rowDistance == columnDistance || rowDistance > 1 || columnDistance > 1) //don't move if the tile is not adjacent
{
return;
}
bool emptySpace = true;
foreach (TileRectangle tileRectangle in TileGrid.Children.OfType <TileRectangle>())
{
if (tileRectangle.Row == clickedRow && tileRectangle.Column == clickedColumn)
{
emptySpace = false; //don't move tile if there is a tile in the intended destination
}
}
if (!emptySpace)
{
return;
}
Grid.SetRow(m_RectangleToMove, clickedRow);
Grid.SetColumn(m_RectangleToMove, clickedColumn);
m_RectangleToMove.Row = clickedRow;
m_RectangleToMove.Column = clickedColumn;
Grid.SetRow(m_TextBlockToMove, clickedRow);
Grid.SetColumn(m_TextBlockToMove, clickedColumn);
m_TextBlockToMove.Row = clickedRow;
m_TextBlockToMove.Column = clickedColumn;
if (m_TextBlockToMove.Row == m_Size - 1 && m_TextBlockToMove.Column == m_Size - 2) //the user placed the last item in the spot where the last item should go so check if everything is in order
{
var enumer = TileGrid.Children.OfType <TileTextBlock>().OrderBy(t => int.Parse(t.Text));
int testRow = 0;
int testColumn = 0;
foreach (var textBlock in enumer)
{
if (textBlock.Row == testRow && textBlock.Column == testColumn)
{
if (testColumn + 1 == m_Size)
{
testColumn = 0;
++testRow;
}
else
{
++testColumn;
}
}
else
{
return;
}
}
//all tiles are in order, user won
TextBlock winningText = new TextBlock();
winningText.Text = "You Won!";
winningText.TextAlignment = TextAlignment.Center;
winningText.VerticalAlignment = VerticalAlignment.Center;
winningText.HorizontalAlignment = HorizontalAlignment.Center;
winningText.Foreground = new SolidColorBrush(Colors.White);
Grid.SetRow(winningText, m_Size - 1);
Grid.SetColumn(winningText, m_Size - 1);
TileGrid.Children.Add(winningText);
}
m_RectangleToMove = null;
m_TextBlockToMove = null;
}
catch (Exception ex)
{
MessageBox.Show("Oops! There was an error! Please tell the developer: " + ex.Message, "Error");
return;
}
}