public static Map FromImage( Image image )
{
Bitmap bitmap = new Bitmap(image);
Map map = new Map();
Dictionary<Color, Room> RoomIDMap = new Dictionary<Color, Room>();
Surface wall = new Surface();
wall.Texture = "default_wall";
int wallID = 0;
map.Surfaces.Add(wallID,wall);
Surface floor = new Surface();
floor.Texture = "default_floor";
int floorID = 1;
map.Surfaces.Add(floorID,floor);
for (int y = 0; y < bitmap.Height; y++)
{
for (int x = 0; x < bitmap.Width; x++)
{
if (PosIsTile(x, y, bitmap))
{
Color c = bitmap.GetPixel(x, bitmap.Height - y- 1);
Room room = null;
if (RoomIDMap.ContainsKey(c))
room = RoomIDMap[c];
else
{
room = new Room();
RoomIDMap.Add(c, room);
}
Tile tile = new Tile();
tile.Location = new Point(x,y);
if (IsDoor(tile.Location, bitmap))
tile.Type = Tile.TileType.ClosedDoor;
else
tile.Type = Tile.TileType.Open;
tile.Floor = floorID;
foreach (Direction dir in FindWallDirections(tile.Location, bitmap))
tile.Walls.Add(dir, wallID);
room.Tiles.Add(tile);
}
}
}
bitmap.Dispose();
foreach (KeyValuePair<Color, Room> i in RoomIDMap)
map.Rooms.Add(i.Value);
return map;
}
private void DrawTile( Graphics graphics, Brush brush, Tile tile )
{
graphics.FillRectangle(brush, tile.Location.X * GridSize, tile.Location.Y * GridSize, GridSize, GridSize);
graphics.DrawRectangle(Pens.White, tile.Location.X * GridSize, tile.Location.Y * GridSize, GridSize, GridSize);
if (tile.Walls.ContainsKey(Direction.North))
graphics.DrawLine(Pens.Black, tile.Location.X * GridSize, tile.Location.Y * GridSize + GridSize, tile.Location.X * GridSize + GridSize, tile.Location.Y * GridSize + GridSize);
if (tile.Walls.ContainsKey(Direction.South))
graphics.DrawLine(Pens.Black, tile.Location.X * GridSize, tile.Location.Y * GridSize, tile.Location.X * GridSize + GridSize, tile.Location.Y * GridSize);
if (tile.Walls.ContainsKey(Direction.West))
graphics.DrawLine(Pens.Black, tile.Location.X * GridSize, tile.Location.Y * GridSize, tile.Location.X * GridSize, tile.Location.Y * GridSize + GridSize);
if (tile.Walls.ContainsKey(Direction.East))
graphics.DrawLine(Pens.Black, tile.Location.X * GridSize + GridSize, tile.Location.Y * GridSize, tile.Location.X * GridSize + GridSize, tile.Location.Y * GridSize + GridSize);
Pen p = Pens.Transparent;
switch (tile.Type)
{
case Tile.TileType.ClosedDoor:
p = Pens.Brown;
break;
case Tile.TileType.OpenDoor:
p = Pens.BurlyWood;
break;
case Tile.TileType.Blocked:
p = Pens.Red;
break;
case Tile.TileType.Unknown:
p = Pens.WhiteSmoke;
break;
}
if (p != Pens.Transparent)
graphics.DrawRectangle(p, tile.Location.X * GridSize + GridSize * 0.25f, tile.Location.Y * GridSize + GridSize * 0.25f, GridSize * 0.5f, GridSize * 0.5f);
}