protected virtual void OnStyleUpdated(StyleUpdatedDataSelectorUserControlEventArgs e)
{
EventHandler <StyleUpdatedDataSelectorUserControlEventArgs> handler = StyleUpdated;
if (handler != null)
{
handler(this, e);
}
}
// This method would be called whenever the style needs to updated
private void dataSelectorUserControl_StyleUpdated(object sender, StyleUpdatedDataSelectorUserControlEventArgs e)
{
HideStyleControls();
DataSelectorUserControl dataSelectorUserControl = sender as DataSelectorUserControl;
LegendAdornmentLayer legendAdornmentLayer = (LegendAdornmentLayer)map.AdornmentOverlay.Layers[0];
// Here we update the styleBuilder and UI according to the style builder type passed from the data selector user control.
switch (e.DemographicStyleBuilderType)
{
case DemographicStyleBuilderType.ValueCircle:
currentStyleBuilder = new ValueCircleDemographicStyleBuilder();
trackBarValueCirleRadio.Visible = true;
lblValueCircle.Visible = true;
legendAdornmentLayer.Title.TextStyle.TextColumnName = e.ActivatedStyleSelectors[0].LegendTitle;
break;
case DemographicStyleBuilderType.DotDensity:
currentStyleBuilder = new DotDensityDemographicStyleBuilder();
lblFewer.Visible = true;
lblMore.Visible = true;
trackBarDots.Visible = true;
lblDotDensityUnit.Visible = true;
legendAdornmentLayer.Title.TextStyle.TextColumnName = e.ActivatedStyleSelectors[0].LegendTitle;
break;
case DemographicStyleBuilderType.PieChart:
currentStyleBuilder = new PieChartDemographicStyleBuilder();
foreach (StyleSelectorUserControl item in e.ActivatedStyleSelectors)
{
((PieChartDemographicStyleBuilder)currentStyleBuilder).SelectedColumnAliases.Add(item.Alias);
}
legendAdornmentLayer.Title.TextStyle.TextColumnName = dataSelectorUserControl.Title;
break;
case DemographicStyleBuilderType.Thematic:
default:
currentStyleBuilder = new ThematicDemographicStyleBuilder();
lblDisplayEndColor.Visible = true;
lblColorWheelDirection.Visible = true;
cbxActiveEndColor.Visible = true;
cbxSelectColorWheelDirection.Visible = true;
legendAdornmentLayer.Title.TextStyle.TextColumnName = e.ActivatedStyleSelectors[0].LegendTitle;
lblDisplayColor.Text = "Display Start Color";
break;
}
foreach (StyleSelectorUserControl activatedStyleSelector in e.ActivatedStyleSelectors)
{
currentStyleBuilder.SelectedColumns.Add(activatedStyleSelector.ColumnName);
}
// Update UI and map.
UpdateUIControls(currentStyleBuilder);
UpdateMap(currentStyleBuilder);
}
private void StyleSelectorUserControl_StyleUpdated(object sender, StyleUpdatedStyleSelectorUserControlEventArgs e)
{
if (e.DemographicStyleBuilderType != DemographicStyleBuilderType.PieChart)
{
StyleUpdatedDataSelectorUserControlEventArgs eventArgs = new StyleUpdatedDataSelectorUserControlEventArgs(e.DemographicStyleBuilderType);
eventArgs.ActivatedStyleSelectors.Add((StyleSelectorUserControl)sender);
OnStyleUpdated(eventArgs);
}
else
{
RaisePieChartUpdatedEvent();
}
}
protected void RaisePieChartUpdatedEvent()
{
StyleUpdatedDataSelectorUserControlEventArgs eventArgs = new StyleUpdatedDataSelectorUserControlEventArgs(DemographicStyleBuilderType.PieChart);
foreach (StyleSelectorUserControl item in StyleSelectors)
{
item.IsVisible = true;
if (item.WithinPieChart)
{
eventArgs.ActivatedStyleSelectors.Add(item);
}
}
if (eventArgs.ActivatedStyleSelectors.Count >= 2)
{
picPie.Enabled = true;
OnStyleUpdated(eventArgs);
}
}
