private void request_Completed(object sender, RequestEventArgs e)
{
JsonObject jsonObject = (JsonObject)JsonObject.Parse(e.Result);
Entity result = Entity.FromJson(jsonObject);
LastResult = result;
GetEntityEventArgs args = new GetEntityEventArgs(result, e.Result, e.UserState);
OnProcessCompleted(args);
}
//获取选中地物属性
private void getEntityService_ProcessCompleted(object sender, GetEntityEventArgs e)
{
//隐藏DataGrid
dgVegetable.Visibility = Visibility.Collapsed;
//将得到的地物当前属性与DataGrid绑定
listVegetable = new List<VegetableData>();
listVegetable.Add(new VegetableData()
{
SmID = e.Result.FieldValues[0],
SmUserID = e.Result.FieldValues[1],
SmArea = e.Result.FieldValues[2],
SmPerimeter = e.Result.FieldValues[3],
ClassID = e.Result.FieldValues[4]
});
dgVegetable.ItemsSource = listVegetable;
//显示DataGrid，由于SmID、SmArea（面积）、SmPerimeter（周长）不能修改故设置这三项为只读
dgVegetable.Visibility = Visibility.Visible;
dgVegetable.Columns[0].IsReadOnly = true;
dgVegetable.Columns[2].IsReadOnly = true;
dgVegetable.Columns[3].IsReadOnly = true;
//获取选中地物的几何信息、属性表字段和地物ID号，为更新地物做准备
entityID = e.Result.ID;
getEntityFieldNames = e.Result.FieldNames;
shape = e.Result.Shape;
//编辑地物形状
SuperMap.Web.Actions.Edit editEntity = new SuperMap.Web.Actions.Edit(MyMap, drawLayer);
MyMap.Action = editEntity;
editEntity.GeometryEdit += new EventHandler<SuperMap.Web.Actions.Edit.GeometryEditEventArgs>(editEntity_GeometryEdit);
}
private void OnProcessCompleted(GetEntityEventArgs args)
{
if (ProcessCompleted != null)
{
Application.Current.RootVisual.Dispatcher.BeginInvoke(ProcessCompleted, new object[] { this, args });
}
}