public Form1()
{
InitializeComponent();
pen = new Pen(Color.Black, 1);
graphics = panel1.CreateGraphics();
graphics.TranslateTransform(400, 400);
random = new Random(144);
linePen = new Pen(Color.Black);
centroizi = new Punct[random.Next(2, 9)];
for (int i = 0; i < centroizi.Length; i++)
{
centroizi[i] = new Punct();
centroizi[i].x = random.Next(-350, 350);
centroizi[i].y = random.Next(-350, 350);
centroizi[i].zona = i;
centroizi[i].c = colors[i];
}
}
private void openFileDialog1_FileOk(object sender, CancelEventArgs e)
{
using (var sr = new System.IO.StreamReader(openFileDialog1.FileName))
{
String line = sr.ReadLine();
int n = 0;
if (int.TryParse(line, out n))
{
puncte = new Punct[n];
for (int i = 0; i < n; i++)
{
line = sr.ReadLine();
puncte[i] = new Punct();
var s = line.Split(' ');
puncte[i].c = Color.Black;
puncte[i].x = int.Parse(s[1]);
puncte[i].y = int.Parse(s[2]);
}
}
}
deseneazaPunctele(puncte);
}
private double distantaManhattan(Punct a, Punct b)
{
return(Math.Abs(a.x - b.x) + Math.Abs(a.y - b.y));
}
private double distantaCosinus(Punct a, Punct b)
{
double x1 = a.x / 400.0, y1 = a.y / 400.0, x2 = b.x / 400.0, y2 = b.y / 400.0;
return((x1 * x2 + y1 * y2) / (double)((x1 * x1 + y1 * y1) * (x2 * x2 + y2 * y2)));
}
private double distantaEuclidiana(Punct a, Punct b)
{
return(Math.Sqrt(Math.Pow(a.x - b.x, 2) + Math.Pow(a.y - b.y, 2)));
}