/// <summary>
/// Create an empty map
/// </summary>
public GameMap(int width, int height)
{
Squares = new MapSquare[width][];
for (int x = 0; x < width; x++)
{
Squares[x] = new MapSquare[height];
for (int y = 0; y < height; y++)
Squares[x][y] = new MapSquare();
}
}
public GameMap(XDocument xml, List<Company> companies)
{
int width = int.Parse(xml.Root.Attribute("width").Value);
int height = int.Parse(xml.Root.Attribute("height").Value);
Squares = new MapSquare[width][];
for (int x = 0; x < width; x++)
Squares[x] = new MapSquare[height];
foreach (XElement elementOn in xml.Root.Elements("square"))
{
int x = int.Parse(elementOn.Attribute("x").Value);
int y = int.Parse(elementOn.Attribute("y").Value);
MapSquare square = new MapSquare(elementOn);
Squares[x][y] = square;
}
}
/// <summary>
/// Return a direction to the adjoining tile that is the only or straight direction. Returns NONE if there
/// are multiple choices and both are a turn (ie entering the base of a T).
/// </summary>
/// <param name="direction">The vehicle direction (used to avoid u-turns)</param>
/// <returns>The direction to the adjoining tile.</returns>
public MapSquare.COMPASS_DIRECTION GetStraightNext(MapSquare.COMPASS_DIRECTION direction)
{
switch (Direction)
{
case DIRECTION.NORTH_SOUTH:
return direction;
case DIRECTION.EAST_WEST:
return direction;
case DIRECTION.INTERSECTION:
return direction;
case DIRECTION.NORTH_UTURN:
return MapSquare.COMPASS_DIRECTION.SOUTH;
case DIRECTION.EAST_UTURN:
return MapSquare.COMPASS_DIRECTION.WEST;
case DIRECTION.SOUTH_UTURN:
return MapSquare.COMPASS_DIRECTION.NORTH;
case DIRECTION.WEST_UTURN:
return MapSquare.COMPASS_DIRECTION.EAST;
case DIRECTION.T_NORTH:
return direction == MapSquare.COMPASS_DIRECTION.SOUTH ? MapSquare.COMPASS_DIRECTION.NONE : direction;
case DIRECTION.T_EAST:
return direction == MapSquare.COMPASS_DIRECTION.WEST ? MapSquare.COMPASS_DIRECTION.NONE : direction;
case DIRECTION.T_SOUTH:
return direction == MapSquare.COMPASS_DIRECTION.NORTH ? MapSquare.COMPASS_DIRECTION.NONE : direction;
case DIRECTION.T_WEST:
return direction == MapSquare.COMPASS_DIRECTION.EAST ? MapSquare.COMPASS_DIRECTION.NONE : direction;
case DIRECTION.CURVE_NE:
return direction == MapSquare.COMPASS_DIRECTION.NORTH
? MapSquare.COMPASS_DIRECTION.EAST
: MapSquare.COMPASS_DIRECTION.SOUTH;
case DIRECTION.CURVE_NW:
return direction == MapSquare.COMPASS_DIRECTION.NORTH
? MapSquare.COMPASS_DIRECTION.WEST
: MapSquare.COMPASS_DIRECTION.SOUTH;
case DIRECTION.CURVE_SE:
return direction == MapSquare.COMPASS_DIRECTION.SOUTH
? MapSquare.COMPASS_DIRECTION.EAST
: MapSquare.COMPASS_DIRECTION.NORTH;
case DIRECTION.CURVE_SW:
return direction == MapSquare.COMPASS_DIRECTION.SOUTH
? MapSquare.COMPASS_DIRECTION.WEST
: MapSquare.COMPASS_DIRECTION.NORTH;
default:
throw new ApplicationException("illegal direction");
}
}
/// <summary>
/// Return a direction to a random tile adjoining this one that's legal. U-turn only
/// if no alternatives.
/// </summary>
/// <param name="direction">The vehicle direction (used to avoid u-turns)</param>
/// <returns>The direction to the adjoining tile.</returns>
public MapSquare.COMPASS_DIRECTION GetRandomNext(MapSquare.COMPASS_DIRECTION direction)
{
// for T and 4-way
MapSquare.COMPASS_DIRECTION[] choices;
switch (Direction)
{
case DIRECTION.NORTH_SOUTH:
return direction;
case DIRECTION.EAST_WEST:
return direction;
case DIRECTION.INTERSECTION:
choices = new[] { MapSquare.COMPASS_DIRECTION.NORTH, MapSquare.COMPASS_DIRECTION.EAST,
MapSquare.COMPASS_DIRECTION.SOUTH, MapSquare.COMPASS_DIRECTION.WEST};
break;
case DIRECTION.NORTH_UTURN:
return MapSquare.COMPASS_DIRECTION.SOUTH;
case DIRECTION.EAST_UTURN:
return MapSquare.COMPASS_DIRECTION.WEST;
case DIRECTION.SOUTH_UTURN:
return MapSquare.COMPASS_DIRECTION.NORTH;
case DIRECTION.WEST_UTURN:
return MapSquare.COMPASS_DIRECTION.EAST;
case DIRECTION.T_NORTH:
choices = new[] { MapSquare.COMPASS_DIRECTION.NORTH, MapSquare.COMPASS_DIRECTION.EAST, MapSquare.COMPASS_DIRECTION.WEST};
break;
case DIRECTION.T_EAST:
choices = new[] { MapSquare.COMPASS_DIRECTION.NORTH, MapSquare.COMPASS_DIRECTION.EAST, MapSquare.COMPASS_DIRECTION.SOUTH};
break;
case DIRECTION.T_SOUTH:
choices = new[] { MapSquare.COMPASS_DIRECTION.EAST, MapSquare.COMPASS_DIRECTION.SOUTH, MapSquare.COMPASS_DIRECTION.WEST};
break;
case DIRECTION.T_WEST:
choices = new[] { MapSquare.COMPASS_DIRECTION.NORTH, MapSquare.COMPASS_DIRECTION.SOUTH, MapSquare.COMPASS_DIRECTION.WEST};
break;
case DIRECTION.CURVE_NE:
return direction == MapSquare.COMPASS_DIRECTION.NORTH ? MapSquare.COMPASS_DIRECTION.EAST : MapSquare.COMPASS_DIRECTION.SOUTH;
case DIRECTION.CURVE_NW:
return direction == MapSquare.COMPASS_DIRECTION.NORTH ? MapSquare.COMPASS_DIRECTION.WEST : MapSquare.COMPASS_DIRECTION.SOUTH;
case DIRECTION.CURVE_SE:
return direction == MapSquare.COMPASS_DIRECTION.SOUTH ? MapSquare.COMPASS_DIRECTION.EAST : MapSquare.COMPASS_DIRECTION.NORTH;
case DIRECTION.CURVE_SW:
return direction == MapSquare.COMPASS_DIRECTION.SOUTH ? MapSquare.COMPASS_DIRECTION.WEST : MapSquare.COMPASS_DIRECTION.NORTH;
default:
throw new ApplicationException("illegal direction");
}
// have to choose from 3 or 4 - but not the direction came from
int index = rand.Next(choices.Length - 1);
MapSquare.COMPASS_DIRECTION ptUturn = MapSquare.UTurn(direction);
foreach (MapSquare.COMPASS_DIRECTION choice in choices)
{
if (choice == ptUturn)
continue;
if (index == 0)
return choice;
index--;
}
throw new ApplicationException("bad random number");
}
/// <summary>
/// Trim the map so only have 2 tiles of park outside of road limits.
/// </summary>
public void Trim()
{
// reduce columns first (map is column major)
int startX = 0;
for (int xOn=0; xOn<Width; xOn++)
{
bool nonPark = false;
for (int yOn=0; yOn<Height; yOn++)
if (Squares[xOn][yOn].Tile.Type != MapTile.TYPE.PARK)
{
nonPark = true;
break;
}
if (nonPark)
break;
startX = xOn;
}
int endX = Width - 1;
for (int xOn=Width-1; xOn>startX; xOn--)
{
bool nonPark = false;
for (int yOn = 0; yOn < Height; yOn++)
if (Squares[xOn][yOn].Tile.Type != MapTile.TYPE.PARK)
{
nonPark = true;
break;
}
if (nonPark)
break;
endX = xOn;
}
startX = Math.Max(0, startX - 1);
endX = Math.Min(Width - 1, endX + 1);
if (startX > 0 || endX < Width-1)
{
MapSquare[][] squares = new MapSquare[endX - startX + 1][];
for (int index = 0; index < squares.Length; index++)
squares[index] = Squares[startX + index];
Squares = squares;
}
// now the rows.
int startY = 0;
for (int yOn = 0; yOn < Height; yOn++)
{
bool nonPark = false;
for (int xOn = 0; xOn < Width; xOn++)
if (Squares[xOn][yOn].Tile.Type != MapTile.TYPE.PARK)
{
nonPark = true;
break;
}
if (nonPark)
break;
startY = yOn;
}
int endY = Height - 1;
for (int yOn = Height - 1; yOn > startY; yOn--)
{
bool nonPark = false;
for (int xOn = 0; xOn < Width; xOn++)
if (Squares[xOn][yOn].Tile.Type != MapTile.TYPE.PARK)
{
nonPark = true;
break;
}
if (nonPark)
break;
endY = yOn;
}
startY = Math.Max(0, startY - 1);
endY = Math.Min(Height - 1, endY + 1);
if (startY > 0 || endY < Height - 1)
{
for (int xOn = 0; xOn < Width; xOn++)
{
MapSquare[] column = new MapSquare[endY - startY + 1];
for (int yOn = 0; yOn < column.Length; yOn++)
column[yOn] = Squares[xOn][startY + yOn];
Squares[xOn] = column;
}
}
}
/// <summary>
/// Rotate the map 90 degrees.
/// </summary>
public void Rotate90()
{
int width = Height;
int height = Width;
MapSquare[][] squares = new MapSquare[width][];
for (int x = 0; x < width; x++)
{
squares[x] = new MapSquare[height];
for (int y = 0; y < height; y++)
squares[x][y] = Squares[y][width - x - 1];
}
Squares = squares;
}
/// <summary>
/// Add rows to the bottom of the map.
/// </summary>
/// <param name="num">Number of rows to add.</param>
public void AddRows(int num)
{
int height = Height;
for (int x = 0; x < Width; x++)
{
MapSquare[] column = new MapSquare[height + num];
for (int y = 0; y < height; y++)
column[y] = Squares[x][y];
for (int y = height; y < height + num; y++)
column[y] = new MapSquare();
Squares[x] = column;
}
}
/// <summary>
/// Add columns to the right of the map.
/// </summary>
/// <param name="num">Number of columns to add.</param>
public void AddColumns(int num)
{
MapSquare[][] squares = new MapSquare[Width + num][];
for (int x = 0; x < Width; x++)
squares[x] = Squares[x];
for (int x = Width; x < Width + num; x++)
{
squares[x] = new MapSquare[Height];
for (int y = 0; y < Height; y++)
squares[x][y] = new MapSquare();
}
Squares = squares;
}
public void SetTileLocation(MapSquare square, Point ptTile, MapSquare.COMPASS_DIRECTION direction)
{
switch (square.Tile.Direction)
{
case MapTile.DIRECTION.NORTH_SOUTH:
case MapTile.DIRECTION.EAST_WEST:
case MapTile.DIRECTION.INTERSECTION:
case MapTile.DIRECTION.T_NORTH:
case MapTile.DIRECTION.T_EAST:
case MapTile.DIRECTION.T_SOUTH:
case MapTile.DIRECTION.T_WEST:
switch (direction)
{
case MapSquare.COMPASS_DIRECTION.NORTH:
Location =
new BoardLocation(new Point(ptTile.X*TileMovement.UNITS_PER_TILE + addMiddleFarLane,
ptTile.Y*TileMovement.UNITS_PER_TILE + addMiddleTile),
TileMovement.GetMove(MapSquare.COMPASS_DIRECTION.NORTH, MapSquare.COMPASS_DIRECTION.NORTH));
return;
case MapSquare.COMPASS_DIRECTION.EAST:
Location =
new BoardLocation(new Point(ptTile.X*TileMovement.UNITS_PER_TILE + addMiddleTile,
ptTile.Y*TileMovement.UNITS_PER_TILE + addMiddleFarLane),
TileMovement.GetMove(MapSquare.COMPASS_DIRECTION.EAST, MapSquare.COMPASS_DIRECTION.EAST));
return;
case MapSquare.COMPASS_DIRECTION.SOUTH:
Location = new BoardLocation(new Point(ptTile.X*TileMovement.UNITS_PER_TILE + addMiddleNearLane,
ptTile.Y*TileMovement.UNITS_PER_TILE + addMiddleTile),
TileMovement.GetMove(MapSquare.COMPASS_DIRECTION.SOUTH,
MapSquare.COMPASS_DIRECTION.SOUTH));
return;
case MapSquare.COMPASS_DIRECTION.WEST:
Location = new BoardLocation(new Point(ptTile.X * TileMovement.UNITS_PER_TILE + addMiddleTile,
(ptTile.Y * TileMovement.UNITS_PER_TILE + addMiddleNearLane)),
TileMovement.GetMove(MapSquare.COMPASS_DIRECTION.WEST,
MapSquare.COMPASS_DIRECTION.WEST));
return;
}
return;
}
}
public static TileMovement GetMove(MapSquare.COMPASS_DIRECTION start, MapSquare.COMPASS_DIRECTION end)
{
switch (start)
{
case MapSquare.COMPASS_DIRECTION.NORTH:
switch (end)
{
case MapSquare.COMPASS_DIRECTION.NORTH:
return North;
case MapSquare.COMPASS_DIRECTION.EAST:
return TurnNE;
case MapSquare.COMPASS_DIRECTION.SOUTH:
return Unorth;
case MapSquare.COMPASS_DIRECTION.WEST:
return TurnNW;
}
break;
case MapSquare.COMPASS_DIRECTION.EAST:
switch (end)
{
case MapSquare.COMPASS_DIRECTION.NORTH:
return TurnEN;
case MapSquare.COMPASS_DIRECTION.EAST:
return East;
case MapSquare.COMPASS_DIRECTION.SOUTH:
return TurnES;
case MapSquare.COMPASS_DIRECTION.WEST:
return Ueast;
}
break;
case MapSquare.COMPASS_DIRECTION.SOUTH:
switch (end)
{
case MapSquare.COMPASS_DIRECTION.NORTH:
return Usouth;
case MapSquare.COMPASS_DIRECTION.EAST:
return TurnSE;
case MapSquare.COMPASS_DIRECTION.SOUTH:
return South;
case MapSquare.COMPASS_DIRECTION.WEST:
return TurnSW;
}
break;
case MapSquare.COMPASS_DIRECTION.WEST:
switch (end)
{
case MapSquare.COMPASS_DIRECTION.NORTH:
return TurnWN;
case MapSquare.COMPASS_DIRECTION.EAST:
return Uwest;
case MapSquare.COMPASS_DIRECTION.SOUTH:
return TurnWS;
case MapSquare.COMPASS_DIRECTION.WEST:
return West;
}
break;
}
throw new ApplicationException("unknown direction(s)");
}
/// <summary>
/// Initializes a new instance of the <see cref="T:System.Object"/> class.
/// </summary>
public SignalSquare(int x, int y, MapSquare square)
{
X = x;
Y = y;
Square = square;
}