// method to create the grid layout
private void makeTilesMethod()
{
// the grid is 4 x 4 -> the width of a tile is a quarter of the width of the grid
tileWidth = gameViewWidth / 4;
// create a counter to keep in mind the number of the tile
int counter = 1;
// initialize the lists for storing the coordinates of the tiles
tilesList = new ArrayList();
coordinatesList = new ArrayList();
// we need to create all 16 tiles, they being placed on 4 rows and 4 columns
for (int row = 0; row < 4; ++row)
{
for (int column = 0; column < 4; ++column)
{
// we want to make a tile and add it in our main layout
MyTextView textTile = new MyTextView(this);
// we want to put a tile on the row 'row' and column 'column'
GridLayout.Spec rowSpec = GridLayout.InvokeSpec(row);
GridLayout.Spec colSpec = GridLayout.InvokeSpec(column);
GridLayout.LayoutParams tileLayoutParams = new GridLayout.LayoutParams(rowSpec, colSpec);
// print the number of the tile on it
textTile.Text = counter.ToString();
textTile.SetTextColor(Color.Black);
textTile.TextSize = 40;
textTile.Gravity = GravityFlags.Center; // put the text in the center of the tile
// set the width and height of the tile
tileLayoutParams.Width = tileWidth - 10; // (-10) for visibility
tileLayoutParams.Height = tileWidth - 10; // (-10) for visibility
tileLayoutParams.SetMargins(5, 5, 5, 5); // for making a nice looking contour
// make the changes in the actual textTile
textTile.LayoutParameters = tileLayoutParams;
textTile.SetBackgroundColor(Color.Green);
// keep the coordinates of a tile (as a point in space, where the X coordinate is the column and Y coordiante is the row)
Point thisLocation = new Point(column, row);
// add the coordiante of this point in the coordinatesList
coordinatesList.Add(thisLocation);
// add the tile in the list, to use it later
tilesList.Add(textTile);
// remember the position if the tile
textTile.xPos = thisLocation.X;
textTile.yPos = thisLocation.Y;
// assign a method to execute when we toch the button
textTile.Touch += TextTile_Touch;
// add the tile in the main layout
mainLayout.AddView(textTile);
// increase the counter to the next number
counter = counter + 1;
}
}
// remove the 16th tile -> tilesList start from the position 0 (not 1 as expected), so the 16th element is on the position 15
mainLayout.RemoveView((MyTextView)tilesList[15]);
// remove the 16th tile also from our list
tilesList.RemoveAt(15);
}
