/// <summary> Ensures that the corresponding element source is loaded. </summary>
private void EnsureElementSource(Vector2d point)
{
var boundingBox = _tileController.GetTile(point).BoundingBox;
var elementSource = _elementSourceProvider.Get(boundingBox)
.SingleOrDefault(e => !e.IsReadOnly).Wait();
// create in memory element source
if (elementSource == null)
{
// NOTE use bounding box which fits whole world
var indexBuilder = new InMemoryIndexBuilder(new BoundingBox(
new GeoCoordinate(-90, -180), new GeoCoordinate(90, 180)),
IndexSettings.CreateDefault(), _objectPool, Trace);
indexBuilder.Build();
elementSource = new ElementSource(indexBuilder)
{
IsReadOnly = false
};
_elementSourceProvider.Add(elementSource);
}
CommitIfNecessary(elementSource);
_currentElementSource = elementSource;
_elementSourceEditor.ElementSource = _currentElementSource;
}
internal void RegisterThisCandidate(ElementSource source)
{
if (_thisCandidates == null)
{
_thisCandidates = new HashSet <ElementSource>();
}
_thisCandidates.Add(source);
}
public void Setup()
{
var boundingBox = new BoundingBox(new GeoCoordinate(52.0, 13.0), new GeoCoordinate(52.2, 13.2));
var keyValueStream = new MemoryStream(new byte[256]);
keyValueStream.WriteByte(4);
keyValueStream.WriteByte(7);
var kvIndex = new KeyValueIndex(100, 3);
var kvUsage = new KeyValueUsage(new MemoryStream(1000));
var kvStore = new KeyValueStore(kvIndex, kvUsage, keyValueStream);
var elementStoreStream = new MemoryStream(new byte[10000]);
var elementStore = new ElementStore(kvStore, elementStoreStream, TestHelper.GetObjectPool());
var tree = new RTree <uint>();
var node = new Node()
{
Id = 1,
Coordinate = new GeoCoordinate(52.0, 13.0),
Tags = new Dictionary <string, string>()
{
{ "key1", "value1" }, { "key2", "value2" }
}.ToTags()
};
var nodeOffset = elementStore.Insert(node);
tree.Insert(nodeOffset, new PointEnvelop(node.Coordinate));
var way = new Way()
{
Id = 2,
Coordinates = new List <GeoCoordinate>()
{
new GeoCoordinate(52.1, 13.1), new GeoCoordinate(52.2, 13.2)
},
Tags = new Dictionary <string, string>()
{
{ "key1", "value1" }, { "key2", "value2" }
}.ToTags()
};
var wayOffset = elementStore.Insert(way);
tree.Insert(wayOffset, new Envelop(way.Coordinates.First(), way.Coordinates.Last()));
_source = new ElementSource(boundingBox, kvUsage, kvIndex, kvStore, elementStore, tree);
}
/// <summary>
/// 创建 <see cref="ImageBase"/> 实例
/// </summary>
/// <param name="str">指定 <see cref="ImageBase"/> 实例的字符串（可为 ID、字符串形式的 URI、相对文件路径）</param>
/// <param name="source">指定 <see cref="ImageBase"/> 实例的来源</param>
public ImageBase(string str, ElementSource source)
{
switch (source)
{
case ElementSource.Id:
Id = str;
break;
case ElementSource.Uri:
Uri = new Uri(str);
break;
case ElementSource.File:
FilePath = str;
break;
default:
throw new ArgumentOutOfRangeException(nameof(str));
}
}
public static string ToDisplayString(this ElementSource @this)
{
return(Sources.IdToDisplayString(@this.Id));
}
internal void RegisterThisCandidate(ElementSource source)
{
if (_thisCandidates == null)
_thisCandidates = new HashSet<ElementSource>();
_thisCandidates.Add(source);
}
/// <summary>
/// 创建 <see cref="FlashImage"/> 实例
/// </summary>
/// <param name="str">指定 <see cref="FlashImage"/> 实例的字符串（可为 ID、字符串形式的 URI、相对文件路径）</param>
/// <param name="source">指定 <see cref="FlashImage"/> 实例的来源</param>
public FlashImage(string str, ElementSource source) : base(str, source)
{
}