private void WpfPlot_ButtonClicked(WpfPlotViewControlHorizontal sender, int ndx)
{
// access
var wpfPlot = sender?.WpfPlot;
if (wpfPlot == null)
{
return;
}
if (ndx == 1 || ndx == 2)
{
// Horizontal scale Plus / Minus
var ax = wpfPlot.plt.Axis();
var width = Math.Abs(ax[1] - ax[0]);
if (ndx == 1)
{
wpfPlot.plt.Axis(x1: ax[0] - width / 2, x2: ax[1] + width / 2);
}
if (ndx == 2)
{
wpfPlot.plt.Axis(x1: ax[0] + width / 4, x2: ax[1] - width / 4);
}
// no autoscale for X
_autoScaleX = false;
// call for the other
WpfPlot_AxisChanged(wpfPlot, null);
}
if (ndx == 3 || ndx == 4)
{
// Vertical scale Plus / Minus
var ax = wpfPlot.plt.Axis();
var height = Math.Abs(ax[3] - ax[2]);
if (ndx == 3)
{
wpfPlot.plt.Axis(y1: ax[2] - height / 2, y2: ax[3] + height / 2);
}
if (ndx == 4)
{
wpfPlot.plt.Axis(y1: ax[2] + height / 4, y2: ax[3] - height / 4);
}
// no autoscale for Y
_autoScaleY = false;
// call for the other
WpfPlot_AxisChanged(wpfPlot, null);
}
if (ndx == 5)
{
// swithc auto scale ON and hope the best
_autoScaleX = true;
_autoScaleY = true;
}
if (ndx == 6)
{
// plot larger
sender.Height += 100;
}
if (ndx == 7 && sender.Height >= 299)
{
// plot smaller
sender.Height -= 100;
}
}
public List <PlotItemGroup> RenderAllGroups(StackPanel panel, double plotHeight)
{
// first access
var res = new List <PlotItemGroup>();
if (panel == null)
{
return(null);
}
panel.Children.Clear();
// before applying arguments
_autoScaleX = true;
_autoScaleY = true;
// go over all groups
ScottPlot.WpfPlot lastPlot = null;
foreach (var groupPI in GetItemsGrouped())
{
// start new group
var pvc = new WpfPlotViewControlHorizontal();
pvc.Text = "Single value plot";
if (groupPI.Group >= 0 && groupPI.Group < 9999)
{
pvc.Text += $"; grp={groupPI.Group}";
}
var wpfPlot = pvc.WpfPlot;
// some basic attributes
lastPlot = wpfPlot;
wpfPlot.plt.AntiAlias(false, false, false);
wpfPlot.AxisChanged += (s, e) => WpfPlot_AxisChanged(wpfPlot, e);
groupPI.WpfPlot = wpfPlot;
res.Add(groupPI);
// for all wpf / all signals
pvc.Height = plotHeight;
pvc.ButtonClick += WpfPlot_ButtonClicked;
// for each signal
double?yMin = null, yMax = null;
foreach (var pi in groupPI)
{
// value
var val = pi.SME?.ValueAsDouble();
// integrate args
if (pi.Args != null)
{
if (pi.Args.ymin.HasValue)
{
yMin = Nullable.Compare(pi.Args.ymin, yMin) > 0 ? pi.Args.ymin : yMin;
}
if (pi.Args.ymax.HasValue)
{
yMax = Nullable.Compare(yMax, pi.Args.ymax) > 0 ? yMax : pi.Args.ymax;
}
}
// prepare data
var pb = new PlotBuffer();
pi.Buffer = pb;
// factory new Plottable
pb.Plottable = wpfPlot.plt.PlotSignal(pb.BufferData, label: "" + pi.DisplayPath);
pb.Push(val.HasValue ? val.Value : 0.0);
}
// apply some more args to the group
if (yMin.HasValue)
{
wpfPlot.plt.Axis(y1: yMin.Value);
_autoScaleY = false;
}
if (yMax.HasValue)
{
wpfPlot.plt.Axis(y2: yMax.Value);
_autoScaleY = false;
}
// render the plot into panel
wpfPlot.plt.Legend(fontSize: 9.0f);
panel.Children.Add(pvc);
wpfPlot.Render(skipIfCurrentlyRendering: true);
}
// for the last plot ..
if (lastPlot != null)
{
lastPlot.plt.XLabel("Samples");
}
// return groups for notice
return(res);
}