public void AddMarker(int traceIndex)
{
Trace tr = Traces[traceIndex];
double i = Math.Floor(Convert.ToDouble((tr.TraceData.Select(x => x.X).Count()) / 2));
// Marker marker = new Marker() { DisplayName = tr.Title + "-" + "Marker" + tr.Markers.Count + 1, X = tr.TraceData[Convert.ToInt32(i)].X, Y = tr.TraceData[Convert.ToInt32(i)].Y };
Marker marker = new Marker();
NationalInstruments.Controls.Cursor cursor = GetCursor();
tr.Cursors.Add(cursor);
tr.Markers.Add(marker);
Plot p = graph.Plots[traceIndex];
cursor.Plot = p;
graph.Children.Add(cursor);
double x1 = tr.TraceData.Select(x => x.X).Min();
double x2 = tr.TraceData.Select(x => x.X).Max();
cursor.SetDataPosition(new List <double>()
{
(marker.X - x1) / (x2 - x1), marker.Y
});
// string xStr = Convert.ToString((new FreqStringConverter()).Convert(tr.TraceData[Convert.ToInt32(i)].X, null, null, null));
cursor.Tag = tr.TraceData[Convert.ToInt32(i)].X + "~" + tr.TraceData[Convert.ToInt32(i)].Y;
cursor.LabelAlignment = PointAlignment.MiddleCenter;
cursor.Label = new Label()
{
Content = tr.Markers.Count, Foreground = (p.Renderer as LinePlotRenderer).Stroke
};
cursor.CrosshairBrush = (p.Renderer as LinePlotRenderer).Stroke;
if (isSingleTrace && _SelectedPlot != null)
{
List <NationalInstruments.Controls.Cursor> cursors = new List <NationalInstruments.Controls.Cursor>();
foreach (NationalInstruments.Controls.Cursor c in graph.Children)
{
if (c.Plot != _SelectedPlot)
{
c.Visibility = Visibility.Collapsed;
}
else
{
cursors.Add(c);
}
}
listMarker.ItemsSource = cursors;
}
}
private NationalInstruments.Controls.Cursor GetCursor()
{
NationalInstruments.Controls.Cursor cursor = new NationalInstruments.Controls.Cursor();
cursor.SnapToData = true;
cursor.AllowablePlots = NationalInstruments.Controls.PlotsToSearch.Single;
cursor.LabelVisibility = Visibility.Visible;
cursor.ValueVisibility = Visibility.Hidden;
cursor.HorizontalCrosshairLength = 0;
cursor.VerticalCrosshairLength = 0;
cursor.TargetShape = PointShape.OutwardTriangle;
cursor.TargetSize = new Size(20, 20);
cursor.PositionChanged += Cursor_PositionChanged;
cursor.PreviewMouseRightButtonDown += Cursor_PreViewMouseRightButtonDown;
cursor.PreviewMouseLeftButtonDown += Cursor_PreViewMouseLeftButtonDown;
cursor.ContextMenu = cursorMenu;
return(cursor);
}
private void Cursor_PreViewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
_SelectedCursor = sender as NationalInstruments.Controls.Cursor;
foreach (var item in graph.Children)
{
if (item as NationalInstruments.Controls.Cursor != null)
{
var cursor = item as NationalInstruments.Controls.Cursor;
if (cursor.Equals(_SelectedCursor))
{
_SelectedCursor.TargetShape = PointShape.InwardTriangle;
_SelectedCursor.ToolTip = ">";
}
else
{
cursor.TargetShape = PointShape.OutwardTriangle;
cursor.ToolTip = "";
}
}
}
}
/// <summary>
/// 更新trace中的数据
/// </summary>
public void UpdateData()
{
if (Traces.Count == 0)
{
return;
}
isCouple.IsChecked = false;
graph.RenderMode = RenderMode.Hardware;
this.lstYxis.ItemsSource = Traces;
List <Point[]> dataSource = new List <Point[]>();
List <AxisDouble> axisDouble = new List <AxisDouble>();
int i = 0;
foreach (var tr in Traces)
{
if (i > 7)
{
i = 0;
}
dataSource.Add(ProcessData(tr.TraceData));
Plot p = new Plot()
{
Renderer = new LinePlotRenderer()
{
Stroke = Brushes[i], StrokeThickness = 1.5
}
};
tr.Color = (SolidColorBrush)(p.Renderer as LinePlotRenderer).Stroke;
AxisDouble axis = getAxis(tr.Title);
graph.Axes.Add(axis);
p.VerticalScale = axis;
graph.Plots.Add(p);
foreach (Marker marker in tr.Markers)
{
NationalInstruments.Controls.Cursor cursor = GetCursor();
cursor.Plot = p;
graph.Children.Add(cursor);
double x1 = tr.TraceData.Select(x => x.X).Min();
double x2 = tr.TraceData.Select(x => x.X).Max();
cursor.SetDataPosition(new List <double>()
{
(marker.X - x1) / (x2 - x1), marker.Y
});
cursor.Tag = marker.DisplayName;
cursor.Label = new Label()
{
Content = tr.Markers.Count, Foreground = (p.Renderer as LinePlotRenderer).Stroke
};
cursor.CrosshairBrush = (p.Renderer as LinePlotRenderer).Stroke;
}
i++;
}
listMarker.ItemsSource = graph.Children;
getlimitPoint(Traces[SelectedIndex]);
_LastSelectedTrace = Traces[SelectedIndex];
if (_limitPointlist.Count() > 0)
{
foreach (var points in _limitPointlist)
{
dataSource.Add(ProcessData(points));
Plot p = new Plot()
{
Renderer = new LinePlotRenderer()
{
Stroke = new SolidColorBrush(Colors.Red)
}
};
graph.Plots.Add(p);
}
}
graph.DataSource = dataSource;
//for (int traceIndex = 0; traceIndex < Traces.Count; traceIndex++)
//{
// lstYxis.SelectedIndex = traceIndex;
//}
_LastSelectedTrace = Traces[SelectedIndex];
lstYxis.SelectedIndex = SelectedIndex;
graph.AllScales.Last().Visibility = Visibility.Collapsed;
this.lstAxis.ItemsSource = XAxisList;
isCouple.IsChecked = true;
scaleCouple();
}
/// <summary>
/// 只更新数据源
/// </summary>
public void UpdatePointData(int traceIndex)
{
if (Traces.Count() == 0)
{
return;
}
isCouple.IsChecked = false;
graph.RenderMode = RenderMode.Hardware;
this.lstYxis.ItemsSource = Traces;
List <Point[]> dataSource = new List <Point[]>();
List <AxisDouble> axisDouble = new List <AxisDouble>();
listMarker.ItemsSource = null;
int index = 0;
foreach (var tr in Traces)
{
if (index > 7)
{
index = 0;
}
dataSource.Add(ProcessData(tr.TraceData));
Plot p = new Plot()
{
Renderer = new LinePlotRenderer()
{
Stroke = Brushes[index], StrokeThickness = 1.5
}
};
tr.Color = (SolidColorBrush)(p.Renderer as LinePlotRenderer).Stroke;
graph.Plots.Add(p);
foreach (Marker marker in tr.Markers)
{
NationalInstruments.Controls.Cursor cursor = GetCursor();
cursor.Plot = p;
graph.Children.Add(cursor);
double x1 = tr.TraceData.Select(x => x.X).Min();
double x2 = tr.TraceData.Select(x => x.X).Max();
cursor.SetDataPosition(new List <double>()
{
(marker.X - x1) / (x2 - x1), marker.Y
});
cursor.Tag = marker.DisplayName;
cursor.Label = new Label()
{
Content = tr.Markers.IndexOf(marker), Foreground = (p.Renderer as LinePlotRenderer).Stroke
};
cursor.CrosshairBrush = (p.Renderer as LinePlotRenderer).Stroke;
}
p.VerticalScale = graph.Axes[traceIndex];
index++;
}
getlimitPoint(Traces[traceIndex]);
listMarker.ItemsSource = graph.Children;
_LastSelectedTrace = Traces[traceIndex];
if (_limitPointlist.Count() > 0)
{
foreach (var points in _limitPointlist)
{
dataSource.Add(ProcessData(points));
Plot p = new Plot()
{
Renderer = new LinePlotRenderer()
{
Stroke = new SolidColorBrush(Colors.Red)
}
};
graph.Plots.Add(p);
}
}
graph.DataSource = dataSource;
lstYxis.SelectedItem = Traces[traceIndex];
isCouple.IsChecked = true;
}
private void Cursor_PreViewMouseRightButtonDown(object sender, MouseButtonEventArgs e)
{
_SelectedCursor = sender as NationalInstruments.Controls.Cursor;
cursorMenu.IsOpen = true;
}