public double Distance(Vector a)
{
return (this - a).Length();
}
public Vector RotateAround(Vector v, double ang)
{
this.Set(this - v);
this.Rotate(ang);
this.Set(this + v);
return this;
}
public Vector SetFromRotation(double r, double ang, Vector orgin)
{
return this.Set(this.SetFromRotation(r, ang) + orgin);
}
public double AngleBetween(Vector a)
{
return (this.Angle() - a.Angle());
}
public Vector Set(Vector a)
{
this.X = a.X;
this.Y = a.Y;
return this;
}
private void drawPoint(Color color, Vector v, int size)
{
drawPoint(color, v.X, v.Y, size);
}
private void drawPoint(Color color, Vector v)
{
drawPoint(color, v.X, v.Y);
}
/* Main events */
private void ScreenSaverForm_Load(object sender, EventArgs e)
{
if (this.bounds != null && !previewMode)
this.Bounds = bounds;
Cursor.Hide();
TopMost = true;
this.g = this.CreateGraphics();
this.rand = new Random();
this.data = RegistryStorage.GetData();
int idx = rand.Next(data.Count - 1);
this.n = data[idx].N;
this.factor = data[idx].F;
this.verticles = new Vector[n];
Vector orgin = new Vector(Width / 2, Height / 2);
double radius = Math.Min(Width, Height) / 2 - 20;
currentPoint = new Vector(rand.Next(Width), rand.Next(Height));
for (int i = 0; i < n; i++)
{
verticles[i] = new Vector().SetFromRotation(radius, i*(2*Math.PI/n), orgin);
Console.WriteLine("v " + i + ": " + verticles[i].ToString());
}
updateTimer.Tick += new System.EventHandler(this.timer1_Tick);
updateTimer.Interval = 10;
updateTimer.Start();
}
/* app functions */
private void nextVerticle()
{
currentPoint += (verticles[rand.Next(this.n)] - currentPoint) * (1 - this.factor);
drawPoint(Color.FromArgb(rand.Next(255), rand.Next(255), rand.Next(255)), currentPoint);
}
