void TouchTile(object sender, View.TouchEventArgs e)
{
if (e.Event.Action == MotionEventActions.Up)
{
MyTextView tile = (MyTextView)sender;
Console.WriteLine("tile is at x={0}, y={0}", tile.coordX, tile.coordY);
//calculate distance between empty spot and the touched tile
float xDif = (float)Math.Pow(tile.coordX - emptySpot.X, 2);
float yDif = (float)Math.Pow(tile.coordY - emptySpot.Y, 2);
float distance = (float)Math.Sqrt(xDif + yDif);
//tile next to empty spot
if (distance == 1)
{
Point currentPoint = new Point(tile.coordX, tile.coordY);
GridLayout.Spec rowSpec = GridLayout.InvokeSpec(emptySpot.X);
GridLayout.Spec colSpec = GridLayout.InvokeSpec(emptySpot.Y);
GridLayout.LayoutParams newLocationParams = new GridLayout.LayoutParams(rowSpec, colSpec);
tile.coordX = emptySpot.X;
tile.coordY = emptySpot.Y;
newLocationParams.Width = tileWidth - 10;
newLocationParams.Height = tileWidth - 10;
newLocationParams.SetMargins(5, 5, 5, 5);
tile.LayoutParameters = newLocationParams;
emptySpot = currentPoint;
}
}
}
private void MakeTiles()
{
tileWidth = gameViewWidth / 4;
int tileCount = 1;
for (int row = 0; row < 4; row++)
{
for (int col = 0; col < 4; col++)
{
MyTextView tileText = new MyTextView(this);
GridLayout.Spec rowSpec = GridLayout.InvokeSpec(row);
GridLayout.Spec colSpec = GridLayout.InvokeSpec(col);
GridLayout.LayoutParams tileLayoutParams = new GridLayout.LayoutParams(rowSpec, colSpec);
tileText.Text = tileCount.ToString();
tileText.SetTextColor(Color.Black);
tileText.TextSize = 40;
tileText.Gravity = GravityFlags.Center;
tileLayoutParams.Width = tileWidth - 10;
tileLayoutParams.Height = tileWidth - 10;
tileLayoutParams.SetMargins(5, 5, 5, 5);
tileText.LayoutParameters = tileLayoutParams;
tileText.SetBackgroundColor(Color.Green);
//save coordinates of tile
Point tileLocation = new Point(col, row);
coordList.Add(tileLocation);
tilesList.Add(tileText);
//remember the position of the tile
tileText.coordX = tileLocation.X;
tileText.coordY = tileLocation.Y;
tileText.Touch += TouchTile;
mainLayout.AddView(tileText);
tileCount = tileCount + 1;
}
}
mainLayout.RemoveView((MyTextView)tilesList[15]);
tilesList.RemoveAt(15);
}