/// <summary>
/// 字符串列表解析为属性
/// </summary>
/// <param name="items"></param>
/// <returns></returns>
public override IdGeoCoord Parse(string[] items)
{
var name = items[PropertyIndexes[VariableNames.Id]];
double lon = Double.Parse(items[PropertyIndexes[VariableNames.Lon]]);
double lat = Double.Parse(items[PropertyIndexes[VariableNames.Lat]]);
double height = 0;
if (PropertyIndexes.ContainsKey(VariableNames.Height) && items.Length > PropertyIndexes[VariableNames.Height])
{
height = Double.Parse(items[PropertyIndexes[VariableNames.Height]]);
}
var coord = new GeoCoord(lon, lat, height);
if (this.IsPropertyUnitChanged)
{
coord.Lon = Convert(VariableNames.Lon, coord.Lon);
coord.Lat = Convert(VariableNames.Lat, coord.Lat);
coord.Height = Convert(VariableNames.Height, coord.Height);
}
return(new IdGeoCoord(name, coord));
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public static PropertyCounts CalculateCounts(this IRuntimeEntityType entityType)
{
var index = 0;
var navigationIndex = 0;
var originalValueIndex = 0;
var shadowIndex = 0;
var relationshipIndex = 0;
var storeGenerationIndex = 0;
var baseCounts = entityType.BaseType?.GetCounts();
if (baseCounts != null)
{
index = baseCounts.PropertyCount;
navigationIndex = baseCounts.NavigationCount;
originalValueIndex = baseCounts.OriginalValueCount;
shadowIndex = baseCounts.ShadowCount;
relationshipIndex = baseCounts.RelationshipCount;
storeGenerationIndex = baseCounts.StoreGeneratedCount;
}
foreach (var property in entityType.GetDeclaredProperties())
{
var indexes = new PropertyIndexes(
index: index++,
originalValueIndex: property.RequiresOriginalValue() ? originalValueIndex++ : -1,
shadowIndex: property.IsShadowProperty() ? shadowIndex++ : -1,
relationshipIndex: property.IsKey() || property.IsForeignKey() ? relationshipIndex++ : -1,
storeGenerationIndex: property.MayBeStoreGenerated() ? storeGenerationIndex++ : -1);
((IRuntimePropertyBase)property).PropertyIndexes = indexes;
}
var isNotifying = entityType.GetChangeTrackingStrategy() != ChangeTrackingStrategy.Snapshot;
foreach (var navigation in entityType.GetDeclaredNavigations()
.Union <IPropertyBase>(entityType.GetDeclaredSkipNavigations()))
{
var indexes = new PropertyIndexes(
index: navigationIndex++,
originalValueIndex: -1,
shadowIndex: navigation.IsShadowProperty() ? shadowIndex++ : -1,
relationshipIndex: ((IReadOnlyNavigationBase)navigation).IsCollection && isNotifying ? -1 : relationshipIndex++,
storeGenerationIndex: -1);
((IRuntimePropertyBase)navigation).PropertyIndexes = indexes;
}
foreach (var serviceProperty in entityType.GetDeclaredServiceProperties())
{
var indexes = new PropertyIndexes(
index: -1,
originalValueIndex: -1,
shadowIndex: -1,
relationshipIndex: -1,
storeGenerationIndex: -1);
((IRuntimePropertyBase)serviceProperty).PropertyIndexes = indexes;
}
return(new PropertyCounts(
index,
navigationIndex,
originalValueIndex,
shadowIndex,
relationshipIndex,
storeGenerationIndex));
}
public Series RenumberProperties(ItemProperties newItemProperties, IList <int> newNumbering)
{
return(new Series(newItemProperties, SeriesId, SeriesCaption, PropertyIndexes.Select(i => newNumbering[i]), PropertyType));
}
