public void resetGraph()
// Mengembalikan graf ke wujud awal saat dibentuk
{
for (int i = 1; i < map.getHouses(); i++)
{
for (int j = 0; j < map.getPath(i).Count(); j++)
{
string str1 = i.ToString();
string str2 = map.getPath(i)[j].ToString();
graph.FindNode(str1).Attr.FillColor = Microsoft.Msagl.Drawing.Color.White;
graph.FindNode(str2).Attr.FillColor = Microsoft.Msagl.Drawing.Color.White;
}
}
}
private void Load_Graph_Click(object sender, RoutedEventArgs e)
// Membuat graf satu arah dari file peta yang sudah diload sebelumnya
{
try
{
map = new Graf(dirGraph);
Enter_Query.IsEnabled = true;
Open_Query.IsEnabled = true;
Next.IsEnabled = false;
this.gViewer.Graph = null;
graph = new Msagl.Graph("graph");
for (int i = map.getHouses() - 1; i > 0; i--)
{
for (int j = map.getPath(i).Count() - 1; j >= 0; j--)
{
string str1 = i.ToString();
string str2 = map.getPath(i)[j].ToString();
graph.AddEdge(str1, str2).Attr.ArrowheadAtTarget = Msagl.ArrowStyle.None;
Microsoft.Msagl.Drawing.Node from = graph.FindNode(str1);
Microsoft.Msagl.Drawing.Node to = graph.FindNode(str2);
from.Attr.FillColor = Microsoft.Msagl.Drawing.Color.White;
from.Attr.Shape = Microsoft.Msagl.Drawing.Shape.Circle;
to.Attr.FillColor = Microsoft.Msagl.Drawing.Color.White;
to.Attr.Shape = Microsoft.Msagl.Drawing.Shape.Circle;
}
}
this.gViewer.Graph = graph;
}
catch
{
MessageBox.Show(" Error Code 0x05021999\n File Input Error", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
public void recurseSolve(int curr, int target, ref bool found, Graf path, ref List <int> result)
// Algoritma pencarian menggunakan DFS
{
List <int> neighbor = path.getPath(curr);
if (curr == target)
{
found = true;
now = target;
checker = 0;
_timer.Start();
result.Add(target);
if (result.Count() != 0)
{
nowpath = result[0].ToString();
}
else
{
nowpath = "";
}
for (int j = 1; j < result.Count(); j++)
{
nowpath += " -> " + result[j];
}
AutoClosingMessageBox.Show(nowpath, "Path", 1000);
}
else if (neighbor == null)
{
found = false;
prev = curr;
checker = 0;
_timer2.Start();
result.Remove(curr);
if (result.Count() != 0)
{
prevpath = result[0].ToString();
}
else
{
prevpath = "";
}
for (int j = 1; j < result.Count(); j++)
{
prevpath += " -> " + result[j];
}
AutoClosingMessageBox.Show(prevpath, "Path", 1000);
}
else
{
now = curr;
checker = 0;
_timer.Start();
result.Add(curr);
if (result.Count() != 0)
{
nowpath = result[0].ToString();
}
else
{
nowpath = "";
}
for (int j = 1; j < result.Count(); j++)
{
nowpath += " -> " + result[j];
}
AutoClosingMessageBox.Show(nowpath, "Path", 1000);
int i = 0;
while ((i < neighbor.Count) && (!found))
{
recurseSolve(neighbor[i], target, ref found, path, ref result);
i++;
}
if (!found)
{
prev = curr;
checker = 0;
_timer2.Start();
result.Remove(curr);
if (result.Count() != 0)
{
prevpath = result[0].ToString();
}
else
{
prevpath = "";
}
for (int j = 1; j < result.Count(); j++)
{
prevpath += " -> " + result[j];
}
AutoClosingMessageBox.Show(prevpath, "Path", 1000);
}
}
}