private void ChartPicture_BeforePaint(object sender, ChartPaintEventArgs e)
{
int num = 1;
for (int i = 0; i < this.Series.Count; i++)
{
Series series = this.Series[i];
series.xValuesZerosChecked = false;
series.xValuesZeros = false;
IChartType chartType = e.CommonElements.ChartTypeRegistry.GetChartType(series.ChartTypeName);
bool pointsApplyPaletteColors = chartType.ApplyPaletteColorsToPoints;
if (series.Palette != 0)
{
pointsApplyPaletteColors = true;
}
this.PrepareData(this.Palette != 0 || this.PaletteCustomColors.Length > 0, pointsApplyPaletteColors, series.Name);
if (series.tempMarkerStyleIsSet)
{
series.MarkerStyle = MarkerStyle.None;
series.tempMarkerStyleIsSet = false;
}
if (chartType.GetLegendImageStyle(series) == LegendImageStyle.Marker && series.MarkerStyle == MarkerStyle.None)
{
series.MarkerStyle = (MarkerStyle)(num++);
series.tempMarkerStyleIsSet = true;
if (num > 9)
{
num = 1;
}
}
}
}
public void SetAttributes(CommonElements common, Series series)
{
IChartType chartType = common.ChartTypeRegistry.GetChartType(series.ChartTypeName);
this.style = chartType.GetLegendImageStyle(series);
this.seriesName = series.Name;
this.shadowOffset = series.ShadowOffset;
this.shadowColor = series.ShadowColor;
bool enable3D = common.Chart.ChartAreas[series.ChartArea].Area3DStyle.Enable3D;
this.SetAttributes(series, enable3D);
}
/// <summary>
/// Event fired when chart picture is going to be painted.
/// </summary>
/// <param name="sender">Sender object.</param>
/// <param name="e">Event arguments.</param>
private void ChartPicture_BeforePaint(object sender, ChartPaintEventArgs e)
{
// Prepare series for drawing
int markerIndex = 1;
for (int index = 0; index < Series.Count; index++)
{
Series series = Series[index];
// Reset series "X values are zeros" flag
series.xValuesZerosChecked = false;
series.xValuesZeros = false;
// Set series colors from palette
IChartType chartType = e.CommonElements.ChartTypeRegistry.GetChartType(series.ChartTypeName);
bool paletteColorsInPoints = chartType.ApplyPaletteColorsToPoints;
// if the series palette is set the we can color all data points, even on column chart.
if (series.Palette != ChartColorPalette.None)
{
paletteColorsInPoints = true;
}
PrepareData(
paletteColorsInPoints,
series.Name);
// Clear temp. marker style
if (series.tempMarkerStyleIsSet)
{
series.MarkerStyle = MarkerStyle.None;
series.tempMarkerStyleIsSet = false;
}
// Set marker style for chart types based on markes
if (chartType.GetLegendImageStyle(series) == LegendImageStyle.Marker && series.MarkerStyle == MarkerStyle.None)
{
series.MarkerStyle = (MarkerStyle)markerIndex++;
series.tempMarkerStyleIsSet = true;
if (markerIndex > 9)
{
markerIndex = 1;
}
}
}
}