public static void SetVChart()
{
if (VZArray == null || VArray == null)
{
MessageBox.Show("array is null");
return;
}
VTable = vtkTable.New();
VTable.AddColumn(VZArray);
VTable.AddColumn(VArray);
VChart = vtkChartXY.New();
var line = VChart.AddPlot(0);
line.SetInput(VTable, 0, 1);
VView = vtkContextView.New();
VView.GetScene().AddItem(VChart);
RenWinControlVertical.RenderWindow.GetRenderers().GetFirstRenderer().RemoveAllViewProps();
VView.SetRenderWindow(RenWinControlVertical.RenderWindow);
RenWinControlVertical.RenderWindow.Render();
}
public static void SetHChart()
{
if (HArray == null || HZArray == null)
{
MessageBox.Show("array is null");
return;
}
HTable = vtkTable.New();
HTable.AddColumn(HArray);
HTable.AddColumn(HZArray);
HChart = vtkChartXY.New();
var line = HChart.AddPlot(0);
line.SetInput(HTable, 0, 1);
HView = vtkContextView.New();
HView.GetScene().AddItem(HChart);
RenWinControlHorizontal.RenderWindow.GetRenderers().GetFirstRenderer().RemoveAllViewProps();
HView.SetRenderWindow(RenWinControlHorizontal.RenderWindow);
RenWinControlHorizontal.RenderWindow.Render();
}
protected virtual void SetXArray(vtkDoubleArray array, VtkPlotPointsModel plot)
{
VtkChartXyModel model = this.Model as VtkChartXyModel;
if (model == null)
{
return;
}
vtkTable table = plot.Table;
if (table.GetNumberOfColumns() <= 1)
{
table.Initialize();
table.AddColumn(array);
}
else
{
vtkDoubleArray arrY = table.GetColumn(1) as vtkDoubleArray;
if (arrY == null)
{
this.Log.Error("SetXArray(): Could not cast table data to vtkDoubleArray");
return;
}
table.Initialize();
table.AddColumn(array);
table.AddColumn(arrY);
vtkPlotPoints vtkPlot = plot.PlotItem as vtkPlotPoints;
if (vtkPlot == null)
{
this.Log.Error("SetXArray(): Could not cast plot item to vtkPlotPoints");
return;
}
vtkPlot.SetInputData(table, 0, 1);
}
}
public static void LinePlotTest()
{
vtkTable table = vtkTable.New();
vtkFloatArray arrX = vtkFloatArray.New();
table.AddColumn(arrX);
vtkFloatArray arrSine = vtkFloatArray.New();
table.AddColumn(arrSine);
int numPoints = 100;
table.SetNumberOfRows(100);
for (int i = 0; i < numPoints; i++)
{
arrSine.SetValue(i, (float)Math.Cos(i));
}
table.Update();
vtkContextView view = vtkContextView.New();
view.GetRenderer().SetBackground(0, 0, 0);
vtkChartXY chart = vtkChartXY.New();
view.GetScene().AddItem(chart);
chart.AddPlot(0).SetInput(table);
view.GetInteractor().Initialize();
view.GetInteractor().Start();
}
protected virtual void SetYArray(vtkDoubleArray array, VtkPlotPointsModel plot)
{
VtkChartXyModel model = this.Model as VtkChartXyModel;
if (model == null)
{
return;
}
vtkTable table = plot.Table;
if (table.GetNumberOfColumns() == 0)
{
this.Log.Error("SetYArray(): No XArray data");
return;
}
if (table.GetNumberOfColumns() == 1)
{
table.AddColumn(array);
}
else
{
table.RemoveColumn(1);
table.AddColumn(array);
}
vtkPlotPoints vtkPlot = plot.PlotItem as vtkPlotPoints;
if (vtkPlot == null)
{
this.Log.Error("SetYArray(): Could not cast plot item to vtkPlotPoints");
return;
}
vtkPlot.SetInputData(table, 0, 1);
}
public VtkPlotPointsModel()
{
Create();
_table = new vtkTable();
}
