/// <summary>
/// Gets a symbol based on a graphic.
/// </summary>
/// <param name="graphic">The graphic.</param>
/// <returns>Symbol</returns>
public Symbol GetSymbol(Graphic graphic)
{
if (graphic != null && Attribute != null)
{
if (graphic.Attributes.ContainsKey(Attribute))
{
object objValue = graphic.Attributes[Attribute];
CurrencyFieldValue currencyFieldValue = objValue as CurrencyFieldValue;
if (currencyFieldValue != null)
{
objValue = currencyFieldValue.Value;
}
double value;
if (double.TryParse(
string.Format(System.Globalization.CultureInfo.InvariantCulture, "{0}", objValue),
System.Globalization.NumberStyles.Any,
System.Globalization.CultureInfo.InvariantCulture, out value))
{
foreach (ClassBreakInfo info in Classes)
{
if (value == info.MinimumValue || value >= info.MinimumValue && value < info.MaximumValue)
{
return(info.Symbol);
}
}
}
}
}
return(DefaultSymbol);
}
public override bool Equals(object obj)
{
CurrencyFieldValue other = obj as CurrencyFieldValue;
if (other != null)
{
return(other.Value == Value && other.FormattedValue == FormattedValue);
}
return(base.Equals(obj));
}
private void writeCurrencyFieldValue(CurrencyFieldValue currFieldValue)
{
if (currFieldValue == null)
{
return;
}
writer.WriteStartElement("CurrencyFieldValue", Namespaces[Constants.esriMappingPrefix]);
if (!string.IsNullOrEmpty(currFieldValue.FormattedValue))
{
writer.WriteAttributeString("FormattedValue", currFieldValue.FormattedValue);
}
if (!double.IsNaN(currFieldValue.Value))
{
writer.WriteAttributeString("Value", currFieldValue.Value.ToString(CultureInfo.InvariantCulture));
}
writer.WriteEndElement();
}
private void writeUniqueValueObj(object uniqueValueInfo)
{
if (uniqueValueInfo == null)
{
return;
}
NumericFieldValue numericFieldValue = uniqueValueInfo as NumericFieldValue;
if (numericFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeNumericFieldValue(numericFieldValue);
writer.WriteEndElement();
return;
}
AttachmentFieldValue attFieldValue = uniqueValueInfo as AttachmentFieldValue;
if (attFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeAttachmentFieldValue(attFieldValue);
writer.WriteEndElement();
return;
}
CurrencyFieldValue currFieldValue = uniqueValueInfo as CurrencyFieldValue;
if (currFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeCurrencyFieldValue(currFieldValue);
writer.WriteEndElement();
return;
}
EntityFieldValue entityFieldValue = uniqueValueInfo as EntityFieldValue;
if (entityFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeEntityFieldValue(entityFieldValue);
writer.WriteEndElement();
return;
}
HyperlinkFieldValue hyperlinkFieldValue = uniqueValueInfo as HyperlinkFieldValue;
if (hyperlinkFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeHyperlinkFieldValue(hyperlinkFieldValue);
writer.WriteEndElement();
return;
}
HyperlinkImageFieldValue hyperlinkImageFieldValue = uniqueValueInfo as HyperlinkImageFieldValue;
if (hyperlinkImageFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeHyperlinkImageFieldValue(hyperlinkImageFieldValue);
writer.WriteEndElement();
return;
}
LookupFieldValue lookupFieldValue = uniqueValueInfo as LookupFieldValue;
if (lookupFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeLookupFieldValue(lookupFieldValue);
writer.WriteEndElement();
return;
}
DateTimeFieldValue dateTimeFieldValue = uniqueValueInfo as DateTimeFieldValue;
if (dateTimeFieldValue != null)
{
writer.WriteStartElement("UniqueValueInfoObj.SerializedValue", Namespaces[Constants.esriMappingPrefix]);
writeDateTimeFieldValue(dateTimeFieldValue);
writer.WriteEndElement();
return;
}
if (uniqueValueInfo is double)
{
writer.WriteAttributeString("SerializedValue", ((double)uniqueValueInfo).ToString(CultureInfo.InvariantCulture));
}
else
{
writer.WriteAttributeString("SerializedValue", uniqueValueInfo.ToString());
}
}
public static object GetFieldValue(PopupItem popupItem, string fieldName)
{
if (string.IsNullOrEmpty(fieldName) || popupItem == null || popupItem.Graphic == null || popupItem.Graphic.Attributes == null ||
popupItem.FieldInfos == null)
{
return(null);
}
Layer layer = popupItem.Layer;
FeatureLayer featureLayer = layer as FeatureLayer;
Collection <LayerInformation> layerInfos = ESRI.ArcGIS.Mapping.Core.LayerExtensions.GetLayerInfos(layer);
// Try to find feature layer from layer info
foreach (LayerInformation item in layerInfos)
{
if (item.ID == popupItem.LayerId)
{
featureLayer = item.FeatureLayer;
break;
}
}
// Try to find field information from field settings collection (which are FieldInfo objects)
FieldInfo fldInfo = null;
foreach (FieldSettings fld in popupItem.FieldInfos)
{
if (fld.Name.ToLower().Equals(fieldName.ToLower()))
{
fldInfo = fld as FieldInfo;
break;
}
}
if (fldInfo == null)
{
return(null);
}
// Create local variable for attributes to improve performance since collection is referenced multiple
// times in logic below.
IDictionary <string, object> attributes = popupItem.Graphic.Attributes;
// If the field is a subdomain type, then lookup the value and return
if (FieldInfo.GetDomainSubTypeLookup(featureLayer, fldInfo) != DomainSubtypeLookup.None)
{
return(GetDomainValue(featureLayer, attributes, fldInfo));
}
// Try to extract value from field using Name and then DisplayName
object fieldValue = null;
if (!attributes.TryGetValue(fldInfo.Name, out fieldValue))
{
if (!attributes.TryGetValue(fldInfo.DisplayName, out fieldValue))
{
return(null);
}
}
// Special formatting if the field type is Currency or Date/Time
if (fldInfo.FieldType == FieldType.Currency)
{
CurrencyFieldValue currencyFieldValue = fieldValue as CurrencyFieldValue;
if (currencyFieldValue != null)
{
fieldValue = currencyFieldValue.FormattedValue;
}
}
else if (fldInfo.FieldType == FieldType.DateTime)
{
DateTimeFieldValue dateFieldValue = fieldValue as DateTimeFieldValue;
if (dateFieldValue != null)
{
fieldValue = dateFieldValue.FormattedValue;
}
}
return(fieldValue);
}
private void writeCurrencyFieldValue(CurrencyFieldValue currFieldValue)
{
if (currFieldValue == null)
return;
writer.WriteStartElement("CurrencyFieldValue", Namespaces[Constants.esriMappingPrefix]);
if (!string.IsNullOrEmpty(currFieldValue.FormattedValue))
writer.WriteAttributeString("FormattedValue", currFieldValue.FormattedValue);
if (!double.IsNaN(currFieldValue.Value))
writer.WriteAttributeString("Value", currFieldValue.Value.ToString(CultureInfo.InvariantCulture));
writer.WriteEndElement();
}
