本文整理汇总了C#中FeatureLayer.GenerateFeatureCollectionJson方法的典型用法代码示例。如果您正苦于以下问题:C# FeatureLayer.GenerateFeatureCollectionJson方法的具体用法?C# FeatureLayer.GenerateFeatureCollectionJson怎么用?C# FeatureLayer.GenerateFeatureCollectionJson使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FeatureLayer
的用法示例。
在下文中一共展示了FeatureLayer.GenerateFeatureCollectionJson方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: WriteFeatureLayer
private void WriteFeatureLayer(FeatureLayer layer)
{
WriteAttribute("Url", layer.Url);
if (!string.IsNullOrEmpty(layer.Where))
{
WriteAttribute("Where", layer.Where);
}
if (!LayerExtensions.GetUsesProxy(layer))
{
if (!string.IsNullOrEmpty(layer.ProxyUrl))
{
WriteAttribute("ProxyUrl", layer.ProxyUrl);
}
if (!string.IsNullOrEmpty(layer.Token))
{
WriteAttribute("Token", layer.Token);
}
}
if (!string.IsNullOrEmpty(layer.Text))
{
WriteAttribute("Text", layer.Text);
}
if (layer.MinimumResolution > double.Epsilon)
{
WriteAttribute("MinimumResolution", layer.MinimumResolution);
}
if (layer.MaximumResolution < double.MaxValue)
{
WriteAttribute("MaximumResolution", layer.MaximumResolution);
}
if (layer.Mode == FeatureLayer.QueryMode.OnDemand)
{
WriteAttribute("Mode", layer.Mode.ToString());
if (layer.OnDemandCacheSize != 1000)
WriteAttribute("OnDemandCacheSize", layer.OnDemandCacheSize.ToString());
}
if (layer.OutFields != null && layer.OutFields.Count > 0)
{
StringBuilder sb = new StringBuilder();
foreach (string value in layer.OutFields)
{
sb.AppendFormat("{0},", value);
}
string str = sb.ToString();
if (str.Length > 0)
{
str = str.Remove(str.Length - 1); // remove trailing ,
writer.WriteAttributeString("OutFields", str);
}
}
if (layer.Geometry != null)
{
//TODO
}
if (layer.ObjectIDs != null && layer.ObjectIDs.Length > 0)
{
string oidString = "";
foreach (int oid in layer.ObjectIDs)
oidString += oid.ToString() + ",";
oidString = oidString.Substring(0, oidString.Length - 1);
writer.WriteAttributeString("ObjectIDs", oidString);
}
// Serialize feature collection JSON for feature collection layers
if (string.IsNullOrEmpty(layer.Url) && layer.LayerInfo != null)
{
// feature collection layer. Retrieve and store feature collection JSON
string json = layer.GenerateFeatureCollectionJson();
if (!string.IsNullOrEmpty(json))
{
writer.WriteElementString(Constants.esriMappingPrefix,
"LayerExtensions.FeatureCollectionJson", Constants.esriMappingNamespace, json);
}
}
WriteBaseElementContents(layer);
WriteGraphicsLayerElements(layer);
}