void nChartControl1_MouseMove(object sender, MouseEventArgs e)
{
NViewToScale2DTransformation view2Scale = new NViewToScale2DTransformation(nChartControl1.Charts[0], (int)StandardAxis.PrimaryX, (int)StandardAxis.PrimaryY);
NVector2DD pointScale = new NVector2DD();
view2Scale.Transform(new NPointF(e.X, e.Y), ref pointScale);
this.ValueTextBox.Text = m_HeatMap.GetValueFromPosition(new NPointD(pointScale.X, pointScale.Y)).ToString();
}
protected void nChartControl2_AsyncCustomCommand(object sender, EventArgs e)
{
NCallbackCustomCommandArgs args = e as NCallbackCustomCommandArgs;
switch (args.Command.Name)
{
case "displayDataWindow":
double dataWindowWidth = double.Parse(args.Command.Arguments["width"] as string);
NCartesianChart zoomChart = nChartControl2.Charts[0] as NCartesianChart;
NSmoothLineSeries zoomLine = zoomChart.Series[0] as NSmoothLineSeries;
NCartesianChart previewChart = nChartControl1.Charts[0] as NCartesianChart;
NAxis previewXAxis = previewChart.Axis(StandardAxis.PrimaryX);
NPointF ptViewPoint = new NPointF(float.Parse(args.Command.Arguments["x"] as string), 0);
NVector2DD vecScalePoint = new NVector2DD();
using (NChartRasterView view = new NChartRasterView(nChartControl1.Document, nChartControl1.Dimensions, NResolution.ScreenResolution))
{
view.RecalcLayout();
NViewToScale2DTransformation viewToScale = new NViewToScale2DTransformation(
view.Context,
previewChart,
(int)StandardAxis.PrimaryX,
(int)StandardAxis.PrimaryY
);
if (viewToScale.Transform(ptViewPoint, ref vecScalePoint))
{
double rangeMin = vecScalePoint.X - dataWindowWidth / 2;
rangeMin = previewXAxis.Scale.ViewRange.GetValueInRange(rangeMin);
double rangeMax = rangeMin + dataWindowWidth;
rangeMax = previewXAxis.Scale.ViewRange.GetValueInRange(rangeMax);
rangeMin = rangeMax - dataWindowWidth;
// reinitialize data points
zoomLine.XValues.Clear();
zoomLine.Values.Clear();
for (int i = (int)rangeMin; i <= (int)rangeMax; i++)
{
zoomLine.XValues.Add(i);
zoomLine.Values.Add(waveData[i]);
}
}
}
break;
}
}
/// <summary>
/// Overriden to perform dragging
/// </summary>
/// <param name=`$:7` ></param>
/// <param name=`$:8` ></param>
public override void OnDoDrag(object sender, NMouseEventArgs e)
{
NChart chart = this.GetDocument().Charts[0];
NViewToScale2DTransformation viewToScale = new NViewToScale2DTransformation(this.GetChartControlView().Context, chart, (int)StandardAxis.PrimaryX, (int)StandardAxis.PrimaryY);
NVector2DD pointScale = new NVector2DD();
if (viewToScale.Transform(new NPointF(e.X, e.Y), ref pointScale))
{
// clamp y value to ruler range
double yValue = chart.Axis(StandardAxis.PrimaryX).Scale.RulerRange.GetValueInRange(pointScale.X);
m_ConstLine.Value = yValue;
chart.Refresh();
Repaint();
}
}
void UpdateDataWindow(string webControlId, System.Web.HttpContext context, NStateObject state, NPointF ptViewPoint)
{
NChartSessionStateObject chartState = state as NChartSessionStateObject;
NRootPanel rootPanel = chartState.Document.RootPanel;
NCartesianChart chart = rootPanel.Charts[0] as NCartesianChart;
NVector2DD vecScalePoint = new NVector2DD();
NAxis xAxis = chart.Axis(StandardAxis.PrimaryX);
NAxis yAxis = chart.Axis(StandardAxis.PrimaryY);
using (NChartRasterView view = new NChartRasterView(chartState.Document, chartState.Size, NResolution.ScreenResolution))
{
view.RecalcLayout();
NViewToScale2DTransformation viewToScale = new NViewToScale2DTransformation(
view.Context,
chart,
(int)StandardAxis.PrimaryX,
(int)StandardAxis.PrimaryY
);
if (viewToScale.Transform(ptViewPoint, ref vecScalePoint))
{
double rangeMin = vecScalePoint.X - DataWindowWidth / 2;
rangeMin = xAxis.Scale.ViewRange.GetValueInRange(rangeMin);
double rangeMax = rangeMin + DataWindowWidth;
rangeMax = xAxis.Scale.ViewRange.GetValueInRange(rangeMax);
rangeMin = rangeMax - DataWindowWidth;
NRangeSelection selection = chart.RangeSelections[0] as NRangeSelection;
selection.HorizontalAxisRange = new NRange1DD(rangeMin, rangeMax);
selection.VerticalAxisRange = new NRange1DD(-waveDataWave1Factor, waveDataWave1Factor);
}
}
}
void OnChartControl1MouseMove(object sender, MouseEventArgs e)
{
nChartControl1.RecalcLayout();
NViewToScale2DTransformation viewScale = new NViewToScale2DTransformation(nChartControl1.Charts[0], (int)StandardAxis.PrimaryX, (int)StandardAxis.PrimaryY);
NVector2DD value = new NVector2DD();
viewScale.Transform(new Nevron.GraphicsCore.NPointF(e.X, e.Y), ref value);
m_XCursor.Value = value.X;
m_YCursor.Value = value.Y;
m_Point.Values.Clear();
m_Point.XValues.Clear();
m_Point.FillStyles.Clear();
List <double> xIntersections = m_Line.IntersectWithXValue(value.X);
for (int i = 0; i < xIntersections.Count; i++)
{
m_Point.XValues.Add(value.X);
m_Point.Values.Add(xIntersections[i]);
m_Point.FillStyles[m_Point.Values.Count - 1] = new NColorFillStyle(Color.Red);
}
List <double> yIntersections = m_Line.IntersectWithYValue(value.Y);
for (int i = 0; i < yIntersections.Count; i++)
{
m_Point.Values.Add(value.Y);
m_Point.XValues.Add(yIntersections[i]);
m_Point.FillStyles[m_Point.Values.Count - 1] = new NColorFillStyle(Color.Blue);
}
nChartControl1.Refresh();
}
