private void BuildHexagons()
{
int side = 20;
Hexagon rhex = new Hexagon(20, 50, side, Hexagon.eFirstPoint.SW);
hexagons.Add(rhex);
int rows = 20;
for (int r = 0; r < rows; r++)
{
for (int i = 0; i < 19; i++)
{
Hexagon oHex = hexagons.Last();
if (i % 2 == 0)
{
hexagons.Add(new Hexagon(oHex.E.X, oHex.E.Y, side, Hexagon.eFirstPoint.NW));
}
else
{
hexagons.Add(new Hexagon(oHex.E.X, oHex.E.Y, side, Hexagon.eFirstPoint.SW));
}
}
if (r < rows - 1)
{
hexagons.Add(new Hexagon(rhex.SW.X, rhex.SW.Y, side, Hexagon.eFirstPoint.NW));
rhex = hexagons.Last();
}
}
var hseed = 5;
foreach (var h in hexagons)
{
h.SetHeight(GetHeight(hseed));
hseed = h.Height;
}
}
private void DrawSelectCircle(Hexagon h, PaintEventArgs e, Brush brush)
{
int radius = 5;
float x = h.Center.X - radius;
float y = h.Center.Y - radius;
float width = 2 * radius;
float height = 2 * radius;
e.Graphics.FillEllipse(brush, x, y, width, height);
}
private int AdjacentMovesAllowed(Hexagon h)
{
int result = 0;
foreach (HexSide hs in h.HexSides)
{
var aHex = from h1 in this.HexWorld
where h1.HexSides.Contains(hs)
&& !h1.Equals(h)
select h1;
if (aHex.Count() == 1)
{
Hexagon testHex = aHex.First();
MoveResult mr = (HexUtils.isMoveAllowed(h, testHex, this.UpJump, this.DownJump));
if (mr.MoveResultStatus == MoveResult.eMoveResult.Success)
{
result++;
}
}
}
return result;
}
public static MoveResult isMoveAllowed(Hexagon fromhex, Hexagon tohex,int jumpup,int jumpdown)
{
MoveResult result = new MoveResult(MoveResult.eMoveResult.DNE, "");
bool isBorder = false;
string notallowed = "";
string isalllowed = "";
if (fromhex == null)
{
result.MoveResultStatus = MoveResult.eMoveResult.Success;
result.ResultMessage = "First move.";
}
else
{
notallowed = string.Format("Move from height {0} to {1} is NOT allowed!", fromhex.Height.ToString(), tohex.Height.ToString());
isalllowed = string.Format("Move from height {0} to {1} is allowed.", fromhex.Height.ToString(), tohex.Height.ToString());
foreach (var hs in fromhex.HexSides)
{
if (tohex.HexSides.Contains(hs))
{
isBorder = true;
break;
}
}
if (isBorder)
{
if (fromhex.Height == tohex.Height)
{
result.MoveResultStatus = MoveResult.eMoveResult.Success;
result.ResultMessage = isalllowed;
}
if (fromhex.Height < tohex.Height)
{
if (fromhex.Height + jumpup >= tohex.Height)
{
result.MoveResultStatus = MoveResult.eMoveResult.Success;
result.ResultMessage = isalllowed;
}
else
{
result.MoveResultStatus = MoveResult.eMoveResult.TooLow;
result.ResultMessage = notallowed;
}
}
if (fromhex.Height > tohex.Height)
{
if (fromhex.Height - tohex.Height <= jumpdown)
{
result.MoveResultStatus = MoveResult.eMoveResult.Success;
result.ResultMessage = isalllowed;
}
else
{
result.MoveResultStatus = MoveResult.eMoveResult.TooHigh;
result.ResultMessage = notallowed;
}
}
}
}
return result;
}
private Hexagon GetStartHexOnBottomRow(Robot robot)
{
Hexagon result = new Hexagon();
var MaxY = (from h in this.Tiles
select h.SE.Y).Max();
var bottomRow = (from h in this.Tiles
where h.SE.Y == MaxY
select h);
this.Tiles.ForEach(hw => hw.Hilighted = false);
List<Hexagon> BestHexes = new List<Hexagon>();
int mostmoves = 0;
foreach (Hexagon h in bottomRow)
{
int moves = AdjacentMovesAllowed(h, robot);
if (moves > 0)
{
bool updateMostMoves = false;
if (moves > mostmoves)
{
BestHexes.Clear();
BestHexes.Add(h);
updateMostMoves = true;
mostmoves = moves;
}
if (moves == mostmoves)
{
BestHexes.Add(h);
}
if (updateMostMoves) { moves = mostmoves; }
}
}
if (BestHexes.Count() == 1)
{
result = BestHexes.First();
//this.CurrentHex.Selected = true;
}
else if (BestHexes.Count() > 1)
{
Random rand = new Random();
int pickone = rand.Next(1, BestHexes.Count());
result = BestHexes[pickone - 1];
//this.CurrentHex.Selected = true;
}
return result;
}
private Hexagon GetAdjacentHexagon(Hexagon hex, HexUtils.eMoveDirection direction)
{
Hexagon result = new Hexagon();
switch (direction)
{
case HexUtils.eMoveDirection.N:
result = (from h in this.Tiles
where h.HexSides.Contains(hex.NSide)
&& h != hex
select h).FirstOrDefault();
break;
case HexUtils.eMoveDirection.NE:
result = (from h in this.Tiles
where h.HexSides.Contains(hex.NESide)
&& h != hex
select h).FirstOrDefault();
break;
case HexUtils.eMoveDirection.SE:
result = (from h in this.Tiles
where h.HexSides.Contains(hex.SESide)
&& h != hex
select h).FirstOrDefault();
break;
case HexUtils.eMoveDirection.S:
result = (from h in this.Tiles
where h.HexSides.Contains(hex.SSide)
&& h != hex
select h).FirstOrDefault();
break;
case HexUtils.eMoveDirection.SW:
result = (from h in this.Tiles
where h.HexSides.Contains(hex.SWSide)
&& h != hex
select h).FirstOrDefault();
break;
case HexUtils.eMoveDirection.NW:
result = (from h in this.Tiles
where h.HexSides.Contains(hex.NWSide)
&& h != hex
select h).FirstOrDefault();
break;
default:
result = null;
break;
}
return result;
}
private void DrawSelectCircle(Hexagon h, PaintEventArgs e,Brush brush)
{
//Pen pen = new Pen(Color.FromArgb(255, 0, 0, 0));
int radius = 5;
float x = h.Center.X - radius;
float y = h.Center.Y - radius;
float width = 2 * radius;
float height = 2 * radius;
//e.Graphics.DrawEllipse(pen, x, y, width, height);
e.Graphics.FillEllipse(brush, x, y, width, height);
}
private HexUtils.eMoveDirection GetDirectionOfAdjancentHex(Hexagon hex)
{
Hexagon chex = this.CurrentHexagon;
HexUtils.eMoveDirection direction;
if (hex.SE == chex.NE && hex.SW == chex.NW)
{
direction = HexUtils.eMoveDirection.N;
return direction;
}
if (hex.W == chex.NE && hex.SW == chex.E)
{
direction = HexUtils.eMoveDirection.NE;
return direction;
}
if (hex.NW == chex.SW && hex.W == chex.E)
{
direction = HexUtils.eMoveDirection.SE;
return direction;
}
if (hex.NW == chex.SW && hex.NE == chex.SE)
{
direction = HexUtils.eMoveDirection.S;
return direction;
}
if (hex.NE == chex.W && hex.E == chex.SW)
{
direction = HexUtils.eMoveDirection.SW;
return direction;
}
if (hex.SE == chex.W && hex.E == chex.NW)
{
direction = HexUtils.eMoveDirection.NW;
return direction;
}
return HexUtils.eMoveDirection.DNE;
}
public void SetCurrentHexagon(Hexagon newhex)
{
previousHex = this.CurrentHexagon;
this.CurrentHexagon = newhex;
}
public void OnTryMoveComplete(MoveResult mresult, Hexagon newhex)
{
if (mresult.MoveResultStatus == MoveResult.eMoveResult.Success)
{
this.CurrentHexagon = newhex;
InitiateLookAround();
}
else
{
CycleThroughMoves();
}
}