public bool ReadMap(string fileaddress)
{
string line;
string[] words;
// Read the file and display it line by line.
StreamReader file = new System.IO.StreamReader(fileaddress);
// read width and height
words = file.ReadLine().Split(' ');
// if file doesnt containt width and height value, return false;
if (words.Count() != 2)
{
return false;
}
short f_MapWidth, f_MapHeight;
if (!Int16.TryParse(words[0], out f_MapWidth) ||
!Int16.TryParse(words[1], out f_MapHeight))
{
return false;
}
MyMapNode[,] temp_map = new MyMapNode[f_MapWidth, f_MapHeight];
// read map infor
for (int i = 0; i < f_MapHeight; i++)
{
words = file.ReadLine().Split(' ');
for (int j = 0; j < f_MapWidth; j++)
{
MyMapNode node = new MyMapNode();
node.x = i;
node.y = j;
// Add Node
node.index = m_cGraph.AddNode(new MyGraphNode());
temp_map[i, j] = new MyMapNode();
temp_map[i, j].index = node.index;
node.cost = float.Parse(words[j]);
temp_map[i, j].cost = node.cost;
// Add Edge
if (node.cost > 0)
{
CheckToAddEdge(f_MapWidth, temp_map, i, j);
}
if(i == 0)
{
Console.Write(node.index.ToString() + " ");
}
else
{
Console.Write(node.index.ToString() + ' ');
}
}
Console.WriteLine();
}
file.Close();
return true;
}
private void AddEdge(int i, int j, int x, int y, MyMapNode[,] temp_map)
{
if (temp_map[x, y].cost > 0)
{
MyGraphEdge edge = new MyGraphEdge(temp_map[i, j].index, temp_map[x, y].index, temp_map[i, j].cost);
m_cGraph.AddEdge(edge);
}
}
private void CheckToAddEdge(short f_MapWidth, MyMapNode[,] temp_map, int i, int j)
{
int x, y;
// point 1
x = i - 1; y = j-1;
if (x >= 0 && y >= 0)
{
AddEdge(i, j, x, y, temp_map);
}
// point 2
x = i-1; y = j;
if (x >= 0)
{
AddEdge(i, j, x, y, temp_map);
}
// point 3
x = i -1; y = j+1;
if (y < f_MapWidth && x >= 0)
{
AddEdge(i, j, x, y, temp_map);
}
// point 4
x = i; y = j - 1;
if (y >= 0)
{
AddEdge(i, j, x, y, temp_map);
}
}
public bool ReadMap(string fileaddress)
{
string line;
string[] words;
// Read the file and display it line by line.
StreamReader file = new System.IO.StreamReader(fileaddress);
// read width and height
words = file.ReadLine().Split(' ');
// if file doesnt containt width and height value, return false;
if (words.Count() != 2)
{
return(false);
}
short f_MapWidth, f_MapHeight;
if (!Int16.TryParse(words[0], out f_MapWidth) ||
!Int16.TryParse(words[1], out f_MapHeight))
{
return(false);
}
MyMapNode[,] temp_map = new MyMapNode[f_MapWidth, f_MapHeight];
// read map infor
for (int i = 0; i < f_MapHeight; i++)
{
words = file.ReadLine().Split(' ');
for (int j = 0; j < f_MapWidth; j++)
{
MyMapNode node = new MyMapNode();
node.x = i;
node.y = j;
// Add Node
node.index = m_cGraph.AddNode(new MyGraphNode());
temp_map[i, j] = new MyMapNode();
temp_map[i, j].index = node.index;
node.cost = float.Parse(words[j]);
temp_map[i, j].cost = node.cost;
// Add Edge
if (node.cost > 0)
{
CheckToAddEdge(f_MapWidth, temp_map, i, j);
}
if (i == 0)
{
Console.Write(node.index.ToString() + " ");
}
else
{
Console.Write(node.index.ToString() + ' ');
}
}
Console.WriteLine();
}
file.Close();
return(true);
}