private static Dictionary <string, string> GetAnnotationColumns(BasAnnotation annotation)
{
Dictionary <string, string> annotationDict = new Dictionary <string, string>();
annotationDict.Add("TextString", annotation.TextString);
annotationDict.Add("TextAngle", annotation.FontStyle.TextAngle.ToString());
annotationDict.Add("TextFont", annotation.FontStyle.TextFont.ToString());
annotationDict.Add("TextSize", annotation.FontStyle.TextSize.ToString());
return(annotationDict);
}
private static void ReadAnnocation(BasFeatureEntity featureEntity, Collection <RecordAnnotation> annotations)
{
foreach (var item in annotations)
{
BasAnnotation basAnnotition = new BasAnnotation();
basAnnotition.TextString = item.Text;
basAnnotition.Position = new PointShape(ConvertHelper.LatLonToVertex(item.TextLocationLonlat));
AnnotationFontStyle fontStyle = new AnnotationFontStyle();
fontStyle.TextAngle = ConvertHelper.TextAngleToAngle(item.TextAngle);
fontStyle.TextSize = float.Parse(item.TextSize);
fontStyle.TextFont = int.Parse(item.TextFont);
basAnnotition.FontStyle = fontStyle;
featureEntity.Annotations.Add(basAnnotition);
}
}
protected override Collection <Feature> GetFeaturesByIdsCore(IEnumerable <string> ids, IEnumerable <string> returningColumnNames)
{
Collection <Feature> featuresToDraw = new Collection <Feature>();
annotationFeatures.Clear();
foreach (string id in ids)
{
long offset;
if (id.IndexOf('_') < 0 && long.TryParse(id, out offset))
{
// TODO: Add column logic
//Swallow the exception to avoid pink tiles.
//If a shape is not valid, the we don't add it to the results.
try
{
BasFeatureEntity basFeature;
if (!cachedBasFeatureEntities.ContainsKey(id))
{
basFeature = basReader.GetFeatureEntityByOffset(offset);
PushToCache(basFeature);
}
else
{
basFeature = cachedBasFeatureEntities[id];
}
Dictionary <string, string> dict = new Dictionary <string, string>();
foreach (var col in basFeature.Columns)
{
if (returningColumnNames.Contains(col.Key))
{
dict.Add(col.Key, col.Value);
}
}
Feature feature = new Feature(basFeature.Shape.GetWellKnownBinary(), id, dict);
feature.Id = id;
featuresToDraw.Add(feature);
foreach (var annotation in basFeature.Annotations)
{
Dictionary <string, string> annotationDict = GetAnnotationColumns(annotation);
Feature annotationFeature = new Feature(annotation.Position, annotationDict);
annotationFeatures.Add(annotationFeature);
}
}
catch (Exception)
{ }
}
else
{
string[] annotationIds = id.Split('_');
if (annotationIds.Length == 2)
{
long parentOffset = long.Parse(annotationIds[0]);
BasFeatureEntity basFeature;
if (!cachedBasFeatureEntities.ContainsKey(annotationIds[0]))
{
basFeature = basReader.GetFeatureEntityByOffset(parentOffset);
}
else
{
basFeature = cachedBasFeatureEntities[id];
}
int currentAnnotationIndex = int.Parse(annotationIds[1]);
if (currentAnnotationIndex < basFeature.Annotations.Count)
{
BasAnnotation currentAnnotation = basFeature.Annotations[currentAnnotationIndex];
Dictionary <string, string> annotationDict = GetAnnotationColumns(currentAnnotation);
Feature annotationFeature = new Feature(currentAnnotation.Position, annotationDict);
annotationFeature.Id = id;
annotationFeatures.Add(annotationFeature);
}
}
}
}
foreach (var item in annotationFeatures)
{
featuresToDraw.Add(item);
}
return(featuresToDraw);
}
