private void btnUnSelectAll_Click(object sender, EventArgs e)
{
for (int i = 0; i < this.SelectFieldslistView.Items.Count; i++)
{
ListViewItemEx ex = this.SelectFieldslistView.Items[i] as ListViewItemEx;
this.FieldsListBoxCtrl.Items.Add(ex.Tag);
}
this.SelectFieldslistView.Items.Clear();
ISymbolArray dotDensitySymbol = this.idotDensityRenderer_0.DotDensitySymbol as ISymbolArray;
(this.idotDensityRenderer_0 as IRendererFields).ClearFields();
dotDensitySymbol.ClearSymbols();
}
private IChartRenderer CreateRenderer(IFeatureClass featureClass)
{
if (chartSymbol == null)
{
return(null);
}
double dmaxValue = 0.0;
dmaxValue = FindMaxValueInRendererFields(featureClass);
chartSymbol.MaxValue = dmaxValue;
IMarkerSymbol pMarkerSymbol = (IMarkerSymbol)chartSymbol;
pMarkerSymbol.Size = symbolSize;
//Now set up symbols for each bar
ISymbolArray pSymbolArray = (ISymbolArray)chartSymbol;
pSymbolArray.ClearSymbols();
IChartRenderer pChartRenderer = new ChartRendererClass();
IRendererFields pRendererFields = (IRendererFields)pChartRenderer;
foreach (System.Collections.DictionaryEntry de in fieldSymbolHashTable)
{
string strField = de.Key.ToString();;
ISymbol symbol = de.Value as ISymbol;
pRendererFields.AddField(strField, strField);
pSymbolArray.AddSymbol(symbol);
}
pChartRenderer.ChartSymbol = chartSymbol;
pChartRenderer.Label = "统计符号化";
pChartRenderer.UseOverposter = false;
if (gBaseSymbol != nudDotSize)
{
pChartRenderer.BaseSymbol = gBaseSymbol;
}
pChartRenderer.CreateLegend();
return(pChartRenderer);
}