/// <summary>
/// Constructor
/// </summary>
/// <param name="maze">Maze handle</param>
/// <param name="location">View's location</param>
public ViewField(Maze maze, DungeonLocation location)
{
Maze = maze;
Blocks = new Square[16];
// Cone of vision : 15 blocks + 1 block for the Point of View
//
// ABCDE
// FGHIJ
// KLM
// N^O
//
// ^ => Point of view
switch (location.Direction)
{
#region North
case CardinalPoint.North:
{
Blocks[0] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y - 3));
Blocks[1] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y - 3));
Blocks[2] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y - 3));
Blocks[3] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y - 3));
Blocks[4] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y - 3));
Blocks[5] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y - 2));
Blocks[6] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y - 2));
Blocks[7] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y - 2));
Blocks[8] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y - 2));
Blocks[9] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y - 2));
Blocks[10] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y - 1));
Blocks[11] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y - 1));
Blocks[12] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y - 1));
Blocks[13] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y));
Blocks[15] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y));
}
break;
#endregion
#region South
case CardinalPoint.South:
{
Blocks[0] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y + 3));
Blocks[1] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y + 3));
Blocks[2] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y + 3));
Blocks[3] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y + 3));
Blocks[4] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y + 3));
Blocks[5] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y + 2));
Blocks[6] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y + 2));
Blocks[7] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y + 2));
Blocks[8] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y + 2));
Blocks[9] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y + 2));
Blocks[10] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y + 1));
Blocks[11] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y + 1));
Blocks[12] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y + 1));
Blocks[13] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y));
Blocks[15] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y));
}
break;
#endregion
#region East
case CardinalPoint.East:
{
Blocks[0] = maze.GetSquare(new Point(location.Coordinate.X + 3, location.Coordinate.Y - 2));
Blocks[1] = maze.GetSquare(new Point(location.Coordinate.X + 3, location.Coordinate.Y - 1));
Blocks[2] = maze.GetSquare(new Point(location.Coordinate.X + 3, location.Coordinate.Y));
Blocks[3] = maze.GetSquare(new Point(location.Coordinate.X + 3, location.Coordinate.Y + 1));
Blocks[4] = maze.GetSquare(new Point(location.Coordinate.X + 3, location.Coordinate.Y + 2));
Blocks[5] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y - 2));
Blocks[6] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y - 1));
Blocks[7] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y));
Blocks[8] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y + 1));
Blocks[9] = maze.GetSquare(new Point(location.Coordinate.X + 2, location.Coordinate.Y + 2));
Blocks[10] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y - 1));
Blocks[11] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y));
Blocks[12] = maze.GetSquare(new Point(location.Coordinate.X + 1, location.Coordinate.Y + 1));
Blocks[13] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y - 1));
Blocks[15] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y + 1));
}
break;
#endregion
#region West
case CardinalPoint.West:
{
Blocks[0] = maze.GetSquare(new Point(location.Coordinate.X - 3, location.Coordinate.Y + 2));
Blocks[1] = maze.GetSquare(new Point(location.Coordinate.X - 3, location.Coordinate.Y + 1));
Blocks[2] = maze.GetSquare(new Point(location.Coordinate.X - 3, location.Coordinate.Y));
Blocks[3] = maze.GetSquare(new Point(location.Coordinate.X - 3, location.Coordinate.Y - 1));
Blocks[4] = maze.GetSquare(new Point(location.Coordinate.X - 3, location.Coordinate.Y - 2));
Blocks[5] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y + 2));
Blocks[6] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y + 1));
Blocks[7] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y));
Blocks[8] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y - 1));
Blocks[9] = maze.GetSquare(new Point(location.Coordinate.X - 2, location.Coordinate.Y - 2));
Blocks[10] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y + 1));
Blocks[11] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y));
Blocks[12] = maze.GetSquare(new Point(location.Coordinate.X - 1, location.Coordinate.Y - 1));
Blocks[13] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y + 1));
Blocks[15] = maze.GetSquare(new Point(location.Coordinate.X, location.Coordinate.Y - 1));
}
break;
#endregion
}
// Team's position
Blocks[14] = maze.GetSquare(location.Coordinate);
}
/// <summary>
/// Update the flying item
/// </summary>
/// <param name="time">Game time</param>
/// <param name="maze">Maze where the flying item is</param>
/// <returns>True if the blocked or false if nothing happened</rereturns>
public bool Update(GameTime time, Maze maze)
{
// Item can't move any more
if (Distance == 0)
return true;
LastUpdate += time.ElapsedGameTime;
if (LastUpdate > Speed)
{
LastUpdate -= Speed;
// Find the next block according to the direction
Point dst = Point.Empty;
switch (Location.Direction)
{
case CardinalPoint.North:
dst = new Point(Location.Coordinate.X, Location.Coordinate.Y - 1);
break;
case CardinalPoint.East:
dst = new Point(Location.Coordinate.X + 1, Location.Coordinate.Y);
break;
case CardinalPoint.South:
dst = new Point(Location.Coordinate.X, Location.Coordinate.Y + 1);
break;
case CardinalPoint.West:
dst = new Point(Location.Coordinate.X - 1, Location.Coordinate.Y);
break;
}
// Blocked by a wall, fall before the block
Square square = maze.GetSquare(dst);
// Can item pass through a door ?
if (square.Actor != null && square.Actor is Door)
{
Door door = square.Actor as Door;
if (!door.CanItemsPassThrough(Item))
{
Distance = 0;
}
}
// Wall is blocking
else if (square.IsBlocking)
{
Distance = 0;
}
// Blocked by an obstacle, but fall on the block
if ((square.Actor != null && square.Actor.CanPassThrough) || square.MonsterCount > 0)
{
Location.Coordinate = dst;
SquarePosition gp = Location.Position;
switch (Location.Direction)
{
case CardinalPoint.North:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.SouthEast)
Location.Position = SquarePosition.SouthEast;
else
Location.Position = SquarePosition.SouthWest;
break;
case CardinalPoint.South:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.SouthEast)
Location.Position = SquarePosition.NorthEast;
else
Location.Position = SquarePosition.NorthWest;
break;
case CardinalPoint.West:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.NorthWest)
Location.Position = SquarePosition.NorthEast;
else
Location.Position = SquarePosition.SouthEast;
break;
case CardinalPoint.East:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.NorthWest)
Location.Position = SquarePosition.NorthWest;
else
Location.Position = SquarePosition.SouthWest;
break;
}
// Get monster and hit it
if (square.MonsterCount > 0)
{
Monster[] monsters = maze.GetSquare(Location.Coordinate).Monsters;
foreach(Monster monster in monsters)
if (monster != null)
{
Attack attack = new Attack(Caster, monster, Item);
if (attack.IsAHit)
Distance = 0;
}
}
return true;
}
// Drop the item at good ground position
if (Distance == 0)
{
SquarePosition gp = Location.Position;
switch (Location.Direction)
{
case CardinalPoint.North:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.SouthEast)
Location.Position = SquarePosition.NorthEast;
else
Location.Position = SquarePosition.NorthWest;
break;
case CardinalPoint.South:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.SouthEast)
Location.Position = SquarePosition.SouthEast;
else
Location.Position = SquarePosition.SouthWest;
break;
case CardinalPoint.West:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.NorthWest)
Location.Position = SquarePosition.NorthWest;
else
Location.Position = SquarePosition.SouthWest;
break;
case CardinalPoint.East:
if (gp == SquarePosition.NorthEast || gp == SquarePosition.NorthWest)
Location.Position = SquarePosition.NorthEast;
else
Location.Position = SquarePosition.SouthEast;
break;
}
return true;
}
else
{
Distance--;
Location.Coordinate = dst;
}
}
return false;
}
