private void ChartTypeComboBox_SelectedIndexChanged(object sender, System.EventArgs e)
{
m_Chart.Series.Clear();
NXYScatterSeries series = null;
switch (ChartTypeComboBox.SelectedIndex)
{
case 0: // point
series = (NXYScatterSeries)m_Chart.Series.Add(SeriesType.Point);
series.Name = "Point series";
break;
case 1: // line
series = (NXYScatterSeries)m_Chart.Series.Add(SeriesType.Line);
series.Name = "Line series";
series.MarkerStyle.Visible = true;
break;
case 2: // smooth line
series = (NXYScatterSeries)m_Chart.Series.Add(SeriesType.SmoothLine);
series.Name = "Smooth line series";
series.MarkerStyle.Visible = true;
((NSmoothLineSeries)series).Use1DInterpolationForXYScatter = false;
break;
case 3: // bar
series = (NXYScatterSeries)m_Chart.Series.Add(SeriesType.Bar);
series.Name = "Bar series";
series.MarkerStyle.Visible = false;
break;
default:
Debug.Assert(false);
break;
}
series.DataLabelStyle.Visible = false;
NDataPoint dp = new NDataPoint();
series.UseXValues = true;
for (int i = 0; i < 10; i++)
{
dp[DataPointValue.Y] = Random.Next(100);
dp[DataPointValue.X] = Random.Next(100);
dp[DataPointValue.Label] = "Item" + i.ToString();
series.AddDataPoint(dp);
}
nChartControl1.Refresh();
}
private void GenerateXValues(int nCount)
{
NChart chart = nChartControl1.Charts[0];
NXYScatterSeries series = (NXYScatterSeries)chart.Series[0];
series.XValues.Clear();
DateTime dt = new DateTime(2005, 5, 24, 11, 0, 0);
for (int i = 0; i < nCount; i++)
{
dt = dt.AddHours(12 + Random.NextDouble() * 60);
series.XValues.Add(dt);
}
}
private void GenerateXValues(int nCount)
{
NChart chart = nChartControl1.Charts[0];
NXYScatterSeries series = (NXYScatterSeries)chart.Series[0];
series.XValues.Clear();
double x = 120;
for (int i = 0; i < nCount; i++)
{
x += 10 + Random.NextDouble() * 10;
series.XValues.Add(x);
}
}
internal void FillDates(NXYScatterSeries xyScatterSeries, int count, DateTime startDate)
{
xyScatterSeries.XValues.Clear();
DateTime dt = startDate;
for (int i = 0; i < count;)
{
if (dt.DayOfWeek != DayOfWeek.Saturday && dt.DayOfWeek != DayOfWeek.Sunday)
{
xyScatterSeries.XValues.Add(dt.ToOADate());
i++;
}
dt = dt.AddDays(1);
}
}
internal void GenerateData(NXYScatterSeries xyScatterSeries, double value, int nCount, NRange1DD range)
{
xyScatterSeries.ClearDataPoints();
DateTime dt = new DateTime(2009, 1, 5);
for (int nIndex = 0; nIndex < nCount; nIndex++)
{
bool upward = false;
if (range.Begin > value)
{
upward = true;
}
else if (range.End < value)
{
upward = false;
}
else
{
upward = Random.NextDouble() > 0.5;
}
xyScatterSeries.Values.Add(value);
if (upward)
{
value += (2 + (Random.NextDouble() * 20));
}
else
{
value -= (2 + (Random.NextDouble() * 20));
}
while (true)
{
dt = dt.AddDays(1);
if (dt.DayOfWeek != DayOfWeek.Saturday && dt.DayOfWeek != DayOfWeek.Sunday)
{
xyScatterSeries.XValues.Add(dt.ToOADate());
break;
}
}
}
}
public static void GenerateData(NXYScatterSeries xyScatterSeries, double value, int nCount, NRange1DD range)
{
xyScatterSeries.ClearDataPoints();
DateTime dt = new DateTime(2009, 1, 5);
for (int nIndex = 0; nIndex < nCount; nIndex++)
{
bool upward = false;
if (range.Begin > value)
{
upward = true;
}
else if (range.End < value)
{
upward = false;
}
else
{
upward = Random.NextDouble() > 0.5;
}
xyScatterSeries.Values.Add(value);
if (upward)
{
value += (2 + (Random.NextDouble() * 20));
}
else
{
value -= (2 + (Random.NextDouble() * 20));
}
xyScatterSeries.XValues.Add(nIndex);
}
}
