public static void Main()
{
uint r;
double theta;
Application.Init();
Gtk.Window win = new Gtk.Window("Polar Coordinate Container");
win.DeleteEvent += new DeleteEventHandler(Window_Delete);
Notebook notebook = new Notebook();
win.Add(notebook);
// Clock
PolarFixed pf = new PolarFixed();
notebook.AppendPage(pf, new Label("Clock"));
for (int hour = 1; hour <= 12; hour++)
{
theta = (Math.PI / 2) - hour * (Math.PI / 6);
if (theta < 0)
{
theta += 2 * Math.PI;
}
Label l = new Label("<big><b>" + hour.ToString() + "</b></big>");
l.UseMarkup = true;
pf.Put(l, theta, 200);
}
// Spiral
pf = new PolarFixed();
notebook.AppendPage(pf, new Label("Spiral"));
r = 0;
theta = 0.0;
foreach (string id in Gtk.Stock.ListIds())
{
StockItem item = Gtk.Stock.Lookup(id);
if (item.Label == null)
{
continue;
}
pf.Put(new Gtk.Button(id), theta, r);
// Logarithmic spiral: r = a*e^(b*theta)
r += 5;
theta = 10 * Math.Log(10 * r);
}
win.ShowAll();
Application.Run();
}
public PolarFixedChild (PolarFixed parent, Widget child, double theta, uint r) : base (parent, child)
{
this.theta = theta;
this.r = r;
}
public PolarFixedChild(PolarFixed parent, Widget child, double theta, uint r) : base(parent, child)
{
this.theta = theta;
this.r = r;
}
public static void Main23 ()
{
uint r;
double theta;
Application.Init ();
Gtk.Window win = new Gtk.Window ("Polar Coordinate Container");
win.DeleteEvent += new DeleteEventHandler (Window_Delete);
Notebook notebook = new Notebook ();
win.Add (notebook);
// Clock
PolarFixed pf = new PolarFixed ();
notebook.AppendPage (pf, new Label ("Clock"));
for (int hour = 1; hour <= 12; hour ++) {
theta = (Math.PI / 2) - hour * (Math.PI / 6);
if (theta < 0)
theta += 2 * Math.PI;
Label l = new Label ("<big><b>" + hour.ToString () + "</b></big>");
l.UseMarkup = true;
pf.Put (l, theta, 200);
}
// Spiral
pf = new PolarFixed ();
notebook.AppendPage (pf, new Label ("Spiral"));
r = 0;
theta = 0.0;
foreach (string id in Gtk.Stock.ListIds ()) {
StockItem item = Gtk.Stock.Lookup (id);
if (item.Label == null)
continue;
pf.Put (new Gtk.Button (id), theta, r);
// Logarithmic spiral: r = a*e^(b*theta)
r += 5;
theta = 10 * Math.Log (10 * r);
}
win.ShowAll ();
Application.Run ();
}
