private void OnPctbClick(object sender, MouseEventArgs e)
{
var pctb = (PictureBox)tbcMain.SelectedTab.Controls[0];
var ti = TileHandler.GetTileImage((TileTab)tbcMain.SelectedIndex);
var tileSize = ti.TileSize;
var xStart = pctb.Width / 2 - TileHandler.GetWidth((TileTab)tbcMain.SelectedIndex) / 2;
var yStart = pctb.Height / 2 - TileHandler.GetHeight((TileTab)tbcMain.SelectedIndex) / 2;
int xPos = (e.X - xStart) / tileSize;
int yPos = (e.Y - yStart) / tileSize;
TileHandler.SelectTile(xPos, yPos, (TileTab)tbcMain.SelectedIndex, e.Clicks);
lblSelectedTile.Text = "Selected Tile: " + TileHandler.SelectedTile;
//Init the selected tile neighbor test.
pctb.Invalidate();
ReloadSelectedTilesPanel();
}