public static void Main(string[] args)
{
Gtk.Application.Init("test", ref args);
Gtk.Window window = new Gtk.Window("Test");
Gtk.WindowGroup grp = new Gtk.WindowGroup();
grp.AddWindow(window);
window.SetDefaultSize(400, 300);
Plot.Widget area = new Plot.Widget();
d_graph = area.Graph;
d_graph.AxisAspect = 1;
d_graph.KeepAspect = true;
window.Add(area);
window.ShowAll();
window.DeleteEvent += delegate {
Gtk.Application.Quit();
};
d_i = 0;
Plot.Series.Point s1 = new Plot.Series.Point("test 1");
s1.Size = 5;
s1.ShowLines = true;
Plot.Series.Line s2 = new Plot.Series.Line("test 2");
d_graph.ShowRuler = true;
d_graph.Add(s1);
d_graph.Add(s2);
List <Plot.Point <double> > d1 = new List <Plot.Point <double> >();
List <Plot.Point <double> > d2 = new List <Plot.Point <double> >();
int samplesize = 1000;
//GLib.Timeout.Add(10, delegate {
for (int i = 0; i <= samplesize; ++i)
{
d_i = i;
double x = d_i++ / (double)samplesize;
Plot.Point <double> pt1 = new Plot.Point <double>(x, Math.Sin(x * Math.PI * 2));
Plot.Point <double> pt2 = new Plot.Point <double>(x, Math.Cos(x * Math.PI * 2));
d1.Add(pt1);
d2.Add(pt2);
}
s1.Data = d1;
s2.Data = d2;
Gtk.Application.Run();
}
private Gdk.Pixbuf PixbufForRenderer(Plot.Graph graph, Plot.Renderers.Renderer renderer)
{
Plot.Renderers.ILabeled lbl = renderer as Plot.Renderers.ILabeled;
if (lbl == null)
{
return(null);
}
Plot.Renderers.IColored col = renderer as Plot.Renderers.IColored;
string s;
if (lbl.YLabelMarkup != null)
{
s = lbl.YLabelMarkup;
}
else
{
s = System.Security.SecurityElement.Escape(lbl.YLabel);
}
if (col != null)
{
string hex = String.Format("#{0:x2}{1:x2}{2:x2}",
(int)(col.Color.R * 255),
(int)(col.Color.G * 255),
(int)(col.Color.B * 255));
s = String.Format("<span color=\"{0}\">{1}</span>", hex, s);
}
Pango.Layout layout = CreatePangoLayout("");
layout.SetMarkup(s);
if (graph.Font != null)
{
layout.FontDescription = graph.Font;
}
int w;
int h;
layout.GetPixelSize(out w, out h);
int xpadding = 4;
int ypadding = 3;
w += 2 * xpadding;
h += 2 * ypadding;
Gdk.Pixmap map = new Gdk.Pixmap(GdkWindow, w, h);
using (Cairo.Context ctx = Gdk.CairoHelper.Create(map))
{
ctx.Rectangle(0.5, 0.5, w - 1, h - 1);
ctx.LineWidth = 1;
ctx.SetSourceRGB(1, 1, 1);
ctx.FillPreserve();
graph.AxisLabelColors.Bg.Set(ctx);
ctx.FillPreserve();
graph.AxisLabelColors.Fg.Set(ctx);
ctx.Stroke();
ctx.Translate(xpadding + 1, ypadding);
Pango.CairoHelper.ShowLayout(ctx, layout);
}
return(Gdk.Pixbuf.FromDrawable(map, map.Colormap, 0, 0, 0, 0, w, h));
}