private bool FindPair()
{
nexts = null;
nexte = null;
for (int sy = 1; sy < yBound - 1; sy++)
{
for (int sx = 1; sx < xBound - 1; sx++)
if (grid[sy][sx].IsVisible())
{
for (int ey = sy; ey < yBound - 1; ey++)
{
for (int ex = 1; ex < xBound - 1; ex++)
if (grid[ey][ex].IsVisible()
&& (ey != sy || ex != sx)
&& grid[sy][sx].Equals(grid[ey][ex]))
{
pcount = FindPath(grid[sy][sx], grid[ey][ex]);
if (pcount != 0)
{
nexts = grid[sy][sx];
nexte = grid[ey][ex];
return true;
}
}
}
}
}
return false;
}
private int FindPath(Grid start, Grid end)
{
if (Xdirect(start, end, path[0]))
{
return 1;
}
if (Ydirect(start, end, path[0]))
{
return 1;
}
Grid xy = grid[start.GetYpos()][end.GetXpos()];
if (!xy.IsVisible() && Xdirect(start, xy, path[0])
&& Ydirect(xy, end, path[1]))
{
return 2;
}
Grid yx = grid[end.GetYpos()][start.GetXpos()];
if (!yx.IsVisible() && Ydirect(start, yx, path[0])
&& Xdirect(yx, end, path[1]))
{
return 2;
}
path[0].Clear();
for (int y = start.GetYpos() - 1; y >= 0; y--)
{
xy = grid[y][start.GetXpos()];
yx = grid[y][end.GetXpos()];
if (xy.IsVisible())
{
break;
}
path[0].Add(xy);
if (!yx.IsVisible() && Xdirect(xy, yx, path[1])
&& Ydirect(yx, end, path[2]))
{
return 3;
}
}
path[0].Clear();
for (int y = start.GetYpos() + 1; y < yBound; y++)
{
xy = grid[y][start.GetXpos()];
yx = grid[y][end.GetXpos()];
if (xy.IsVisible())
{
break;
}
path[0].Add(xy);
if (!yx.IsVisible() && Xdirect(xy, yx, path[1])
&& Ydirect(yx, end, path[2]))
{
return 3;
}
}
path[0].Clear();
for (int x = start.GetXpos() - 1; x >= 0; x--)
{
yx = grid[start.GetYpos()][x];
xy = grid[end.GetYpos()][x];
if (yx.IsVisible())
{
break;
}
path[0].Add(yx);
if (!xy.IsVisible() && Ydirect(yx, xy, path[1])
&& Xdirect(xy, end, path[2]))
{
return 3;
}
}
path[0].Clear();
for (int x = start.GetXpos() + 1; x < xBound; x++)
{
yx = grid[start.GetYpos()][x];
xy = grid[end.GetYpos()][x];
if (yx.IsVisible())
{
break;
}
path[0].Add(yx);
if (!xy.IsVisible() && Ydirect(yx, xy, path[1])
&& Xdirect(xy, end, path[2]))
{
return 3;
}
}
return 0;
}
private void DeletePair(Grid prev, Grid current)
{
LinkedList temp = new LinkedList();
temp.Add(prev);
for (int i = 0; i < pcount; i++)
{
temp.AddAll(path[i]);
path[i].Clear();
}
AnimateThread thread = new AnimateThread(temp);
thread.Tag = this;
thread.Start();
}
private bool Ydirect(Grid start, Grid end, LinkedList path)
{
if (start.GetXpos() != end.GetXpos())
{
return false;
}
int direct = 1;
if (start.GetYpos() > end.GetYpos())
{
direct = -1;
}
path.Clear();
for (int y = start.GetYpos() + direct; y != end.GetYpos() && y < yBound
&& y >= 0; y += direct)
{
if (grid[y][start.GetXpos()].IsVisible())
{
return false;
}
path.Add(grid[y][start.GetXpos()]);
}
path.Add(end);
return true;
}
private bool Xdirect(Grid start, Grid end, LinkedList path)
{
if (start.GetYpos() != end.GetYpos())
return false;
int direct = 1;
if (start.GetXpos() > end.GetXpos())
{
direct = -1;
}
path.Clear();
for (int x = start.GetXpos() + direct; x != end.GetXpos() && x < xBound
&& x >= 0; x += direct)
{
if (grid[start.GetYpos()][x].IsVisible())
{
return false;
}
path.Add(grid[start.GetYpos()][x]);
}
path.Add(end);
return true;
}
public void Refreshs()
{
if (wingame || progress.GetValue() == 0)
{
return;
}
if (progress != null)
{
progress.Set(progress_number);
}
wingame = false;
overFlag = false;
failgame = false;
init = false;
Grid[] temp = new Grid[xBound * yBound];
int count = 0;
for (int y = 1; y < yBound - 1; y++)
{
for (int x = 1; x < xBound - 1; x++)
if (grid[y][x].IsVisible())
{
int nx = offsetX + x * grid[y][x].GetWidth();
int ny = offsetY + y * grid[y][x].GetHeight();
grid[y][x].SetLocation(nx, ny);
grid[y][x].SetBorder(3);
temp[count] = grid[y][x];
count++;
}
}
if (count != 0)
{
refreshcount--;
Shuffle(temp, count);
}
else
{
wingame = true;
}
}
private void Shuffle(Grid[] array, int count)
{
if (wingame)
{
return;
}
int number = 0;
do
{
GetSprites().SetVisible(false);
for (int i = 0; i < count; i++)
{
int j = (int)(MathUtils.Random() * (double)count);
int k = (int)(MathUtils.Random() * (double)count);
LTexture temp = array[k].GetBitmap();
array[k].SetImage(array[j].GetBitmap());
array[j].SetImage(temp);
}
GetSprites().SetVisible(true);
number++;
if (number > 5)
{
wingame = true;
break;
}
} while (!FindPair());
}
private void InitUI()
{
xBound = levelInfo.GetXBound() + 2;
yBound = levelInfo.GetYBound() + 2;
grid = (Grid[][])CollectionUtils.XNA_CreateJaggedArray(typeof(Grid), yBound, xBound);
int count = 0;
Grid[] temp = new Grid[xBound * yBound];
for (int y = 0; y < yBound; y++)
{
for (int x = 0; x < xBound; x++)
{
grid[y][x] = new Grid(x, y);
if (x == 0 || x == xBound - 1 || y == 0 || y == yBound - 1)
{
LTexture img = GetImage(count % sub);
int nx = offsetX + x * img.GetWidth();
int ny = offsetY + y * img.GetHeight();
grid[y][x].SetLocation(nx, ny);
grid[y][x].SetImage(GetImage(9));
grid[y][x].SetVisible(false);
}
else
{
LTexture img = GetImage(count % sub);
grid[y][x].SetImage(img);
grid[y][x].SetBorder(3);
int nx = offsetX + x * img.GetWidth();
int ny = offsetY + y * img.GetHeight();
grid[y][x].SetLocation(nx, ny);
temp[count] = grid[y][x];
count++;
}
GetSprites().Add(grid[y][x]);
}
}
Shuffle(temp, count);
wingame = false;
tipcount = tip_number;
bombcount = bomb_number;
refreshcount = refresh_number;
InitRole();
}