/// <summary>
/// Build the Builder Item which includes the function raster dataset and its footprint
/// given the ItemURI.
/// </summary>
/// <param name="pItemURI">ItemURi to use to build the Builder Item.</param>
/// <returns>The builder item.</returns>
public IBuilderItem Build(IItemURI pItemURI)
{
try
{
// Create a new parser object and builder item.
DiMapParser myDimParser = new DiMapParser(pItemURI.Key);
IBuilderItem currItem = new BuilderItemClass();
// Set Category and URI
currItem.Category = esriRasterCatalogItemCategory.esriRasterCatalogItemCategoryPrimary;
currItem.URI = pItemURI;
// Set FunctionRasterDataset
IFunctionRasterDataset inputFrd = GetFRD(myDimParser, pItemURI);
currItem.Dataset = inputFrd;
// Set band information for the function dataset including names, wavelengths and stats if available.
SetBandProperties((IDataset)inputFrd, myDimParser);
// Set Footprint
IGeoDataset geoDset = (IGeoDataset)inputFrd;
// Set it to the current raster extent first. If the raster has no
// spatial reference, the extents will be in pixel space.
currItem.Footprint = (IGeometry)geoDset.Extent;
// The get the footprint from the dim file is it exists.
currItem.Footprint = GetFootprint(myDimParser);
// Set Properties. These properties are used to fill the Auxiliary Fields
// defined earlier and also key properties if the names are correct.
IPropertySet propSet = currItem.Dataset.Properties;
if (null == propSet)
propSet = new PropertySetClass();
double sunAzimuth = Convert.ToDouble(myDimParser.SunAzimuth);
double sunElevation = Convert.ToDouble(myDimParser.SunElevation);
double sensorAzimuth = Convert.ToDouble(myDimParser.SensorAzimuth);
double sensorElevation = 180 - Convert.ToDouble(myDimParser.IncidenceAngle);
string acqDate = myDimParser.AcquisitionDate;
string acqTime = myDimParser.AcquisitionTime;
// Create a time object from the provided date and time.
ITime acqDateTimeObj = new TimeClass();
acqDateTimeObj.SetFromTimeString(esriTimeStringFormat.esriTSFYearThruSubSecondWithDash,
acqDate + " " + acqTime);
// and obtain a DateTime object to set as value of the property. This ensures the
// field displays the value correctly.
DateTime acqDateTimeFieldVal = acqDateTimeObj.QueryOleTime();
propSet.SetProperty("AcquisitionDate", acqDateTimeFieldVal);
propSet.SetProperty("SensorName", myDimParser.MetadataProfile);
propSet.SetProperty("SunAzimuth", sunAzimuth);
propSet.SetProperty("SunElevation", sunElevation);
propSet.SetProperty("SatAzimuth", sensorAzimuth);
propSet.SetProperty("SatElevation", sensorElevation);
currItem.Dataset.Properties = propSet;
return currItem;
}
catch (Exception exc)
{
throw exc;
}
}