public void Scramble(Field field)
{
List <TilePair> reversed = new List <TilePair>();
while (field.Tiles.Count > 0)
{
// Find two or more random outer tiles, remove them and store the coords
List <Tile> removables = new List <Tile>();
removables.AddRange(ExtractRemovableTiles(field));
// Continue until no more removable tile pairs are left in the list
while (removables.Count > 1)
{
reversed.Add(TilePair.FetchPair(removables));
}
// Add remaing tile to the field
foreach (Tile tile in removables)
{
field.Add(tile);
}
}
// Read the list from behind and and get random a random tile type for each pair to build the game
Random random = new Random();
for (int i = reversed.Count - 1; i >= 0; i--)
{
int typeIndex = random.Next() % field.Types.Length;
reversed[i].Tile1.Type = field.Types[typeIndex];
reversed[i].Tile2.Type = field.Types[typeIndex];
field.Add(reversed[i].Tile1);
field.Add(reversed[i].Tile2);
}
}
private void FindHints()
{
TilePair hint = _field.GetHint();
if (hint != null)
{
_hint1 = hint.Tile1;
_hint2 = hint.Tile2;
}
}
private string BuildFieldJson()
{
TilePair hintPair = null;
if (_showHint)
{
hintPair = _field.GetHint();
}
Tile[] tiles = _field.GetSortedTiles();
List <string> tilesJson = new List <string>();
foreach (Tile tile in tiles)
{
string selected = (tile == _selected) ? "true" : "false";
string disabled = !_field.CanMove(tile) && _showMoveable ? "true" : "false";
string hint = _showHint && hintPair != null && (tile == hintPair.Tile1 || tile == hintPair.Tile2) ? "true" : "false";
string type = (tile != null) ? tile.Type.Name : "empty";
string tileJson = " {\n";
tileJson += " \"x\": " + tile.X + ",\n";
tileJson += " \"y\": " + tile.Y + ",\n";
tileJson += " \"z\": " + tile.Z + ",\n";
tileJson += " \"type\": \"" + type + "\",\n";
tileJson += " \"selected\": " + selected + ",\n";
tileJson += " \"hint\": " + hint + ",\n";
tileJson += " \"disabled\": " + disabled + "\n";
tileJson += " }";
tilesJson.Add(tileJson);
}
return
("{\n" +
" \"field\": {\n" +
" \"fieldwidth\": " + Field.WIDTH + ",\n" +
" \"fieldheight\": " + Field.HEIGHT + ",\n" +
" \"tilewidth\": " + Tile.WIDTH + ",\n" +
" \"tileheight\": " + Tile.HEIGHT + ",\n" +
" \"tiles\": [\n" +
string.Join(",\n", tilesJson.ToArray()) + "\n" +
" ]\n" +
" }\n" +
"}\n");
}
