private bool IsSameStone(ElementClass El1, ElementClass El2)
{
if ((El1 != null) && (El1.elType == El2.elType))
{
return(true);
}
else
{
return(false);
}
}
//check one element and find same elements around
//finds the direction to move in
private bool ElementCheck(ElementClass El)
{
bool theReturnState = false;
int Xind = 0;
int Yind = 0;
for (int i = 0; i < 3; ++i)
{
if ((El.Loc.X != row - 1) && ((El.Loc.Y - 1 + i) < column) && ((El.Loc.Y - 1 + i) >= 0))
{
//not the bottom
if (IsSameStone(Board[El.Loc.X + 1, El.Loc.Y - 1 + i], El))
{
Xind = 1;
Yind = i - 1;
theReturnState |= CheckHelperMethod(Board[El.Loc.X, El.Loc.Y], Xind, Yind);
}
}
if ((El.Loc.X != 0) && ((El.Loc.Y - 1 + i) < column) && ((El.Loc.Y - 1 + i) >= 0))
{
//not the top
if (IsSameStone(Board[El.Loc.X - 1, El.Loc.Y - 1 + i], El))
{
Xind = -1;
Yind = i - 1;
theReturnState |= CheckHelperMethod(Board[El.Loc.X, El.Loc.Y], Xind, Yind);
}
}
}
// not to the left
if ((El.Loc.Y != 0) && (El.Loc.Y - 1 >= 0))
{
if (IsSameStone(Board[El.Loc.X, El.Loc.Y - 1], El))
{
Xind = 0;
Yind = -1;
theReturnState |= CheckHelperMethod(Board[El.Loc.X, El.Loc.Y], Xind, Yind);
}
}
//not to the right
if ((El.Loc.Y != column - 1) && (El.Loc.Y + 1 >= 0))
{
if (IsSameStone(Board[El.Loc.X, El.Loc.Y + 1], El))
{
Xind = 0;
Yind = 1;
theReturnState |= CheckHelperMethod(Board[El.Loc.X, El.Loc.Y], Xind, Yind);
}
}
return(theReturnState);
}
private void GenerateStack()
{
El = new ElementClass[3];
Random R = new Random();
Stone St;
for (int i = 0; i < 3; ++i)
{
int r = R.Next(0, 6);
St = (Stone)r;
El[i] = new ElementClass(St, new Point(i, 3));
ImageBoard[El[i].Loc].Source = ChosePicture(El[i].elType);
}
}
//checks all the elements in one direction
//i,j parameters set the direction
private bool CheckStraight(ElementClass El, int i, int j)
{
if (((El.Loc.X + i) >= row) || ((El.Loc.Y + j) >= column) ||
((El.Loc.X + i) < 0) || ((El.Loc.Y + j) < 0))
{
return(false);
}
if ((Board[El.Loc.X + i, El.Loc.Y + j] != null) && (IsSameStone(El, Board[El.Loc.X + i, El.Loc.Y + j])))
{
El.toBeDeleted = true;
Board[El.Loc.X + i, El.Loc.Y + j].toBeDeleted = true;
return(true);
}
return(false);
}
//helper
private void Swap(ref ElementClass El1, ref ElementClass El2)
{
ImageSource I;
I = ImageBoard[El1.Loc].Source;
ImageBoard[El1.Loc].Source = ImageBoard[El2.Loc].Source;
ImageBoard[El2.Loc].Source = I;
Point temp = El1.Loc;
El1.Loc = El2.Loc;
El2.Loc = temp;
ElementClass El = El1;
El1 = El2;
El2 = El;
}
private bool CheckHelperMethod(ElementClass El, int Xind, int Yind)
{
bool theReturnState = false;
int Xplus = Xind;
int Yplus = Yind;
if ((Xind != 0) || (Yind != 0))
{
while ((CheckStraight(Board[El.Loc.X + Xplus, El.Loc.Y + Yplus], Xind, Yind)) && (El != null))
{
El.toBeDeleted = true;
Xplus += Xind;
Yplus += Yind;
theReturnState = true;
}
}
//if (theReturnState) score+=1;
return(theReturnState);
}