/// <summary>
/// Load the weather forecast for a county
/// </summary>
/// <param name="County">The county for which forecasts should be loaded</param>
public void LoadWeatherForecast(MM_Boundary County)
{
WebRequest wReq = WebRequest.Create(MM_WeatherStationCollection.ForecastPrepend + County.Centroid.Y.ToString() + "," + County.Centroid.X.ToString());
wReq.UseDefaultCredentials = true;
XmlDocument xDoc = new XmlDocument();
try
{
xDoc.Load(wReq.GetResponse().GetResponseStream());
XmlNodeList Messages = xDoc.SelectNodes("/forecast/txt_forecast/forecastday");
if (County.WeatherForecast != null)
{
County.WeatherForecast.Clear();
}
County.WeatherForecast = new Dictionary <string, string>(Messages.Count);
foreach (XmlElement xE in Messages)
{
County.WeatherForecast.Add(xE["title"].InnerText, xE["fcttext"].InnerText);
}
Debug.WriteLine("Loaded weather forecast for county" + County.Name);
}
catch (Exception ex)
{
Debug.WriteLine("Error parsing weather forecast for county" + County.Name + ":" + ex.Message);
}
finally
{
xDoc = null;
wReq = null;
}
}
/// <summary>
/// Load the weather alerts for a county
/// </summary>
/// <param name="County">The county for which alerts should be loaded</param>
public void LoadWeatherAlerts(MM_Boundary County)
{
WebRequest wReq = WebRequest.Create(MM_WeatherStationCollection.AlertsPrepend + County.Centroid.Y.ToString() + "," + County.Centroid.X.ToString());
wReq.UseDefaultCredentials = true;
XmlDocument xDoc = new XmlDocument();
try
{
xDoc.Load(wReq.GetResponse().GetResponseStream());
XmlNodeList Messages = xDoc.SelectNodes("/alerts/alert/AlertItem/message");
if (County.WeatherAlerts != null)
{
County.WeatherAlerts.Clear();
}
County.WeatherAlerts = new List <string>(Messages.Count);
foreach (XmlElement xE in Messages)
{
County.WeatherAlerts.Add(xE.InnerText);
}
Debug.WriteLine("Loaded weather alerts for county" + County.Name);
}
catch (Exception ex)
{
Debug.WriteLine("Error parsing weather alerts for county" + County.Name + ":" + ex.Message);
}
finally
{
xDoc = null;
wReq = null;
}
}
/// <summary>
/// Start a level by doing all the right things
/// </summary>
public void StartLevel()
{
if (CurrentLevel.TopLeftLngLat == null)
{
if (CurrentLevel.County == null)
{
nMap.ResetDisplayCoordinates();
}
else
{
MM_Boundary County = MM_Repository.Counties[CurrentLevel.County];
nMap.SetDisplayCoordinates(County.Min, County.Max);
}
}
else
{
nMap.SetDisplayCoordinates(CurrentLevel.TopLeftLngLat, CurrentLevel.BottomRightLngLat);
}
}
/// <summary>
/// Load the weather stations for each county
/// </summary>
/// <param name="County">The county to be loaded</param>
private void LoadWeatherStation(MM_Boundary County)
{
try
{
WebRequest wReq = WebRequest.Create(MM_WeatherStationCollection.QueryPrepend + County.Name + ",TX"); //+ County.Centroid.Y.ToString() + "," + County.Centroid.X.ToString());
wReq.UseDefaultCredentials = true;
XmlDocument xDoc = new XmlDocument();
xDoc.Load(wReq.GetResponse().GetResponseStream());
XmlNodeList AirportStations = xDoc.SelectNodes("/location[@type='CITY']/nearby_weather_stations/airport/station");
County.WeatherStations = new List <MM_WeatherStation>(AirportStations.Count);
foreach (XmlElement xE in AirportStations)
{
if (xE.ParentNode.ParentNode.ParentNode["state"].InnerText == "TX")
{
MM_WeatherStation wx = new MM_WeatherStation(xE);
County.WeatherStations.Add(wx);
if (!WeatherStations.ContainsKey(wx.StationID))
{
WeatherStations.Add(wx.StationID, wx);
}
wx.UpdateWeather();
}
}
//Now load the alerts and forecast for the county
LoadWeatherAlerts(County);
LoadWeatherForecast(County);
Debug.WriteLine("Loaded " + AirportStations.Count.ToString("#,##0") + " weather stations for " + County.Name + " county.");
xDoc = null;
}
catch (Exception ex)
{
Debug.WriteLine("Error retrieving weather station list for county " + County.Name + ":" + ex.Message);
}
finally
{
}
}
/// <summary>
/// Ask our next question
/// </summary>
private void AskNextQuestion()
{
try
{
//Come up with a question
int QuestionType = rnd.Next(1, 13);
//1. Which of the following substations has a wind farm
//2. Which of the following substations has a unit operated by X
//3. Which of the following lines is highly congested?
//4. Which of the following stations is in county X?
//5. Which of the following lines is 345 KV?
//6. Which of the following lines goes between county X and Y
//7. Which county has the lowest bus voltages
//8. Which county has the highest available reactive voltage support potential?
//9: Which county has the highest available reactive capacitive support potential?
//10: Which substation is operated by the following TO:
//11: Which line is operated by the following TO:
//12: Which Unit is operated by the following QSE?
String Question = null;
MM_Element[] Elems = new MM_Element[4];
if (QuestionType == 1)
{
Question = "Which station has a wind gen?";
List <MM_Substation> Subs = new List <MM_Substation>(MM_Repository.Substations.Values);
for (int a = 0; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Substation Sub = Subs[rnd.Next(Subs.Count)];
if (a == 0 && Sub.Units != null && Sub.Units.Count > 0 && Sub.Units[0].UnitType.Name == "Wind" && Sub.LongName.IndexOf("Wind", StringComparison.CurrentCultureIgnoreCase) == -1)
{
Elems[a] = Sub;
}
else if (a != 0 && Sub.Units != null && Sub.Units.Count > 0 && Sub.Units[0].UnitType.Name != "Wind")
{
Elems[a] = Sub;
}
}
}
}
else if (QuestionType == 10 || QuestionType == 11)
{
for (int a = 0; a < 4; a++)
{
while (Elems[a] == null)
{
if (QuestionType == 10)
{
List <MM_Substation> Subs = new List <MM_Substation>(MM_Repository.Substations.Values);
MM_Substation Sub = Subs[rnd.Next(Subs.Count)];
if (a == 0)
{
Elems[0] = Sub;
}
else if (!Sub.Operator.Equals(Elems[0].Operator))
{
Elems[a] = Sub;
}
Question = "Which station is operated by " + Elems[0].Operator.Name + "?";
}
else if (QuestionType == 11)
{
List <MM_Line> Lines = new List <MM_Line>(MM_Repository.Lines.Values);
MM_Line Line = Lines[rnd.Next(Lines.Count)];
if (a == 0)
{
Elems[0] = Line;
}
else if (!Line.Operator.Equals(Elems[0].Operator))
{
Elems[a] = Line;
}
Question = "Which line is operated by " + Elems[0].Operator.Name + "?";
}
}
}
}
else if (QuestionType == 2 || QuestionType == 12)
{
List <MM_Substation> Subs = new List <MM_Substation>(MM_Repository.Substations.Values);
MM_Company FoundQSE = null;
for (int a = 0; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Substation Sub = Subs[rnd.Next(Subs.Count)];
if (a == 0 && Sub.Units != null && Sub.Units.Count > 0)
{
if (QuestionType == 2)
{
Elems[a] = Sub;
}
else
{
Elems[a] = Sub.Units[0];
}
FoundQSE = Sub.Units[0].Operator;
}
else if (a != 0 && Sub.Units != null && Sub.Units.Count > 0 && Sub.LongName.IndexOf(FoundQSE.Name, StringComparison.CurrentCultureIgnoreCase) == -1)
{
bool FoundOne = false;
foreach (MM_Unit Unit in Sub.Units)
{
if (Unit.Operator.Equals(FoundQSE))
{
FoundOne = true;
}
}
if (!FoundOne)
{
if (QuestionType == 2)
{
Elems[a] = Sub;
}
else
{
Elems[a] = Sub.Units[0];
}
}
}
}
}
if (QuestionType == 2)
{
Question = "Which substation has unit(s) operated by " + FoundQSE.Name + "?";
}
else
{
Question = "Which unit is operated by " + FoundQSE.Name + "?";
}
}
else if (QuestionType == 3)
{
List <MM_Line> Lines = new List <MM_Line>(MM_Repository.Lines.Values);
MM_Line CongestedLine = null;
while (CongestedLine == null)
{
MM_Line TestLine = Lines[rnd.Next(Lines.Count)];
if (TestLine.LineEnergizationState.Name.EndsWith("Energized") && !TestLine.IsSeriesCompensator && TestLine.LinePercentage >= .7f)
{
CongestedLine = TestLine;
}
}
Elems[0] = CongestedLine;
Question = "Which line is highly congested (" + CongestedLine.LinePercentageText + ")?";
for (int a = 1; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Line TestLine = Lines[rnd.Next(Lines.Count)];
if (TestLine.LineEnergizationState.Name.EndsWith("Energized") && !TestLine.IsSeriesCompensator && TestLine.LinePercentage <= .4f)
{
Elems[a] = TestLine;
}
}
}
}
else if (QuestionType == 4)
{
List <MM_Boundary> Bounds = new List <MM_Boundary>(MM_Repository.Counties.Values);
List <MM_Substation> Subs = new List <MM_Substation>(MM_Repository.Substations.Values);
MM_Boundary FoundBound = null;
while (FoundBound == null || FoundBound.Substations.Count == 0)
{
FoundBound = Bounds[rnd.Next(Bounds.Count)];
}
Question = "Which substation is in " + FoundBound.Name + " county?";
Elems[0] = FoundBound.Substations[rnd.Next(FoundBound.Substations.Count)];
for (int a = 1; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Substation Sub = Subs[rnd.Next(Subs.Count)];
if (!Sub.County.Equals(FoundBound))
{
Elems[a] = Sub;
}
}
}
}
else if (QuestionType == 5)
{
MM_KVLevel VoltageToFind = new MM_KVLevel[] { MM_Repository.KVLevels["345 KV"], MM_Repository.KVLevels["138 KV"], MM_Repository.KVLevels["69 KV"] }[rnd.Next(3)];
List <MM_Line> Lines = new List <MM_Line>(MM_Repository.Lines.Values);
for (int a = 0; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Line TestLine = Lines[rnd.Next(Lines.Count)];
if (!TestLine.IsSeriesCompensator)
{
if (a == 0 && TestLine.KVLevel.Equals(VoltageToFind))
{
Elems[a] = TestLine;
}
else if (a != 0 && !TestLine.KVLevel.Equals(VoltageToFind))
{
Elems[a] = TestLine;
}
}
}
}
Question = "Which line is " + VoltageToFind.Name + "?";
}
else if (QuestionType == 6)
{
List <MM_Line> Lines = new List <MM_Line>(MM_Repository.Lines.Values);
MM_Boundary Bound1 = null, Bound2 = null;
for (int a = 0; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Line TestLine = Lines[rnd.Next(Lines.Count)];
if (TestLine.IsSeriesCompensator)
{
}
else if (a == 0 && !TestLine.Substation1.County.Equals(TestLine.Substation2.County))
{
Elems[a] = TestLine;
Bound1 = TestLine.Substation1.County;
Bound2 = TestLine.Substation2.County;
}
else if (a != 0 && !TestLine.Substation1.County.Equals(Bound1) && !TestLine.Substation1.County.Equals(Bound2) && !TestLine.Substation2.County.Equals(Bound1) && !TestLine.Substation2.County.Equals(Bound2))
{
Elems[a] = TestLine;
}
}
}
Question = "Which line travels between " + Bound1.Name + " and " + Bound2.Name + " (" + (Elems[0] as MM_Line).Length.ToString("#,##0.0") + " mi est.)?";
}
else if (QuestionType == 7)
{
MM_Boundary LowestBound = null;
float LowestpU = float.NaN;
foreach (MM_Boundary Bound in MM_Repository.Counties.Values)
{
if (Bound.Substations.Count > 0)
{
float pU = Bound.Average_pU;
if (float.IsNaN(LowestpU) || LowestpU > pU)
{
LowestBound = Bound;
LowestpU = pU;
}
}
}
List <MM_Boundary> Bounds = new List <MM_Boundary>(MM_Repository.Counties.Values);
Elems[0] = LowestBound;
for (int a = 1; a < 4; a++)
{
while (Elems[a] == null)
{
MM_Boundary TestBound = Bounds[rnd.Next(0, Bounds.Count)];
if (TestBound.Substations.Count > 0 && TestBound.Average_pU > LowestpU + .1f)
{
Elems[a] = TestBound;
}
}
}
Question = "Which county has the lowest avg. bus voltage, at " + LowestpU.ToString("0.00%") + " pU?";
}
else if (QuestionType == 8 || QuestionType == 9)
{
List <MM_Boundary> Bounds = new List <MM_Boundary>();
List <float> ReactivePotentials = new List <float>();
float MaxReac = float.NaN;
foreach (MM_Boundary Bound in MM_Repository.Counties.Values)
{
if (Bound.Substations.Count > 0)
{
float ReacAvail = 0;
int NumReacs = 0;
foreach (MM_Substation Sub in Bound.Substations)
{
if (Sub.ShuntCompensators != null)
{
foreach (MM_ShuntCompensator SC in Sub.ShuntCompensators)
{
if (SC.Open && ((QuestionType == 8 && SC.ElemType.Name == "Reactor") || (QuestionType == 9 && SC.ElemType.Name == "Capacitor")))
{
NumReacs++;
ReacAvail += Math.Abs(SC.Nominal_MVAR);
}
}
}
}
Bounds.Add(Bound);
ReactivePotentials.Add(ReacAvail);
if (float.IsNaN(MaxReac) || MaxReac < ReacAvail)
{
Elems[0] = Bound;
MaxReac = ReacAvail;
}
}
}
Question = "Which county has the largest available " + (QuestionType == 8 ? "reactive" : "capacitive") + " voltage support (" + MaxReac.ToString("#,##0.0") + " MVar)?";
for (int a = 1; a < 4; a++)
{
while (Elems[a] == null)
{
Elems[a] = Bounds[rnd.Next(0, Bounds.Count)];
}
}
}
lblQuestion.Text = Question;
int[] OutVals = new int[] { -1, -1, -1, -1 };
for (int a = 0; a < OutVals.Length; a++)
{
while (OutVals[a] == -1)
{
bool FoundIt = false;
int Next = rnd.Next(0, 4);
for (int b = 0; b < a; b++)
{
if (OutVals[b] == Next)
{
FoundIt = true;
}
}
if (!FoundIt)
{
OutVals[a] = Next;
}
}
}
int MaxRight = Math.Max(lblQuestion.Right, lblScore.Right);
for (int a = 0; a < 4; a++)
{
Label lbl = Controls["lblAnswer" + (a + 1).ToString()] as Label;
if (Elems[OutVals[a]] is MM_Substation)
{
MM_Substation Sub = Elems[OutVals[a]] as MM_Substation;
if (Sub.LongName == Sub.Name)
{
lbl.Text = (a + 1).ToString() + ") " + Sub.LongName;
}
else
{
lbl.Text = (a + 1).ToString() + ") " + Sub.LongName + " (" + Sub.Name + ")";
}
}
else if (Elems[OutVals[a]] is MM_Boundary)
{
lbl.Text = (a + 1).ToString() + ") " + Elems[OutVals[a]].Name;
}
else
{
lbl.Text = (a + 1).ToString() + ") " + Elems[OutVals[a]].ElementDescription();
}
lbl.Tag = new KeyValuePair <MM_Element, bool>(Elems[OutVals[a]], OutVals[a] == 0);
lbl.BackColor = lbl.Parent.BackColor;
lbl.BorderStyle = BorderStyle.None;
lbl.AutoSize = true;
MaxRight = Math.Max(MaxRight, lbl.Right);
}
this.Width = MaxRight + 20;
this.Refresh();
pbTimeLeft.Value = 30;
tmrQuestion.Enabled = true;
tmrQuestion.Interval = 1000;
IsAnswered = false;
}
catch (Exception)
{
AskNextQuestion();
}
}
/// <summary>
/// Create a new element based on its definition
/// </summary>
/// <param name="xElem">The definition for the element</param>
/// <param name="Prefix">The prefix for the element, if any</param>
/// <param name="AddIfNew">Whether to add a new element to our master repository</param>
/// <returns></returns>
public static MM_Element CreateElement(XmlElement xElem, string Prefix, bool AddIfNew)
{
MM_Element OutElement = null;
String ElemType;
if (xElem.HasAttribute("ElemType"))
{
ElemType = String.IsNullOrEmpty(Prefix) ? xElem.Attributes["ElemType"].Value : xElem.HasAttribute(Prefix + ".ElemType") ? xElem.Attributes[Prefix + ".ElemType"].Value : Prefix;
}
else
{
ElemType = xElem.Name;
}
if (Prefix == "EPSMeter")
{
OutElement = new MM_EPSMeter();
OutElement.ElemType = MM_Repository.FindElementType(Prefix);
}
else if (xElem.HasAttribute("BaseElement.IsSeriesCompensator") && XmlConvert.ToBoolean(xElem.Attributes["BaseElement.IsSeriesCompensator"].Value))
{
OutElement = new MM_Line();
}
else if (ElemType == "Breaker" || ElemType == "Switch")
{
OutElement = new MM_Breaker_Switch();
}
else if (ElemType == "DCTie")
{
OutElement = new MM_Tie();
}
else if (ElemType == "Tie")
{
OutElement = new MM_Tie();
}
else if (ElemType == "ElectricalBus")
{
OutElement = new MM_Electrical_Bus();
}
else if (ElemType == "Line")
{
OutElement = new MM_Line();
}
else if (ElemType == "Load" || ElemType.Equals("LaaR", StringComparison.CurrentCultureIgnoreCase))
{
OutElement = new MM_Load();
}
else if (ElemType == "Unit")
{
OutElement = new MM_Unit();
}
else if (ElemType == "Capacitor" || ElemType == "Reactor")
{
OutElement = new MM_ShuntCompensator();
}
else if (ElemType == "Transformer")
{
OutElement = new MM_Transformer();
}
else if (ElemType == "TransformerWinding")
{
OutElement = new MM_TransformerWinding();
}
else if (ElemType == "StaticVarCompensator")
{
OutElement = new MM_StaticVarCompensator();
}
else if (ElemType == "Node")
{
OutElement = new MM_Node();
}
else if (ElemType == "BusbarSection")
{
OutElement = new MM_Bus();
}
else if (ElemType == "PricingVector")
{
OutElement = new MM_PricingVector();
((MM_PricingVector)OutElement).EPSMeter = (MM_EPSMeter)CreateElement(xElem, "EPSMeter", false);
}
else if (ElemType == "EPSMeter")
{
OutElement = new MM_EPSMeter();
}
else if (ElemType == "County" || ElemType == "State")
{
OutElement = new MM_Boundary();
}
else if (ElemType == "Company")
{
OutElement = new MM_Company();
}
else if (ElemType == "Flowgate")
{
OutElement = new MM_Flowgate();
}
else if (ElemType == "Contingency")
{
OutElement = new MM_Contingency();
}
else if (ElemType == "Substation")
{
OutElement = new MM_Substation();
}
else if (ElemType == "VoltageLevel")
{
//OutElement = new MM_KVLevel();
}
else
{
OutElement = new MM_Element();
}
OutElement.ElemType = MM_Repository.FindElementType(ElemType);
//Now, pull in our attributes
foreach (XmlAttribute xAttr in xElem.Attributes)
{
if ((String.IsNullOrEmpty(Prefix) && xAttr.Name.IndexOf('.') == -1))
{
MM_Serializable.AssignValue(xAttr.Name, xAttr.Value, OutElement, AddIfNew);
}
else if (!String.IsNullOrEmpty(Prefix) && xAttr.Name.StartsWith(Prefix + "."))
{
MM_Serializable.AssignValue(xAttr.Name.Substring(xAttr.Name.IndexOf('.') + 1), xAttr.Value, OutElement, AddIfNew);
}
}
if (xElem.HasAttribute("Contingencies"))
{
String[] splStr = xElem.Attributes["Contingencies"].Value.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
if (OutElement.Contingencies == null || OutElement.Contingencies.Count == 0)
{
OutElement.Contingencies = new List <MM_Contingency>();
}
else
{
OutElement.Contingencies = OutElement.Contingencies.ToList();
}
foreach (string str in splStr)
{
MM_Contingency con = null;
MM_Repository.Contingencies.TryGetValue(str, out con);
if (con != null && !OutElement.Contingencies.Any(c => c.Name == con.Name))
{
OutElement.Contingencies.Add(con);
}
}
}
//If we're a transformer, pull in our windings
if (ElemType == "Transformer")
{
List <MM_TransformerWinding> Windings = new List <MM_TransformerWinding>();
foreach (XmlElement xWind in xElem.SelectNodes("Winding"))
{
Windings.Add(MM_Element.CreateElement(xWind, "BaseElement", AddIfNew) as MM_TransformerWinding);
}
if (xElem.HasAttribute("BaseElement.KVLevel1"))
{
Windings[0].Voltage = XmlConvert.ToSingle(xElem.Attributes["BaseElement.KVLevel1"].Value.Split(' ')[0]);
}
if (xElem.HasAttribute("BaseElement.KVLevel2"))
{
Windings[1].Voltage = XmlConvert.ToSingle(xElem.Attributes["BaseElement.KVLevel2"].Value.Split(' ')[0]);
}
(OutElement as MM_Transformer).Windings = Windings.ToArray();
}
//If we're a line, check for series compensator status to upgrade our type
if (OutElement is MM_Line && xElem.HasAttribute("BaseElement.IsSeriesCompensator") && XmlConvert.ToBoolean(xElem.Attributes["BaseElement.IsSeriesCompensator"].Value))
{
OutElement.ElemType = MM_Repository.FindElementType("SeriesCompensator");
}
//Return our new element
return(OutElement);
}
/// <summary>
/// Prepare our level for questions.
/// </summary>
private void PrepareLevel()
{
MM_KVLevel KVLevel = null;
MM_Boundary County = null;
MM_Element_Type ElemType = null;
if (CurrentLevel.KVLevel != null)
{
MM_Repository.KVLevels.TryGetValue(CurrentLevel.KVLevel, out KVLevel);
}
if (CurrentLevel.County != null)
{
MM_Repository.Counties.TryGetValue(CurrentLevel.County, out County);
}
if (CurrentLevel.ElemType != null)
{
MM_Repository.ElemTypes.TryGetValue(CurrentLevel.ElemType, out ElemType);
}
List <MM_Element> Elements = new List <MM_Element>();
foreach (MM_Element Elem in MM_Repository.TEIDs.Values)
{
bool Include = true;
if (ElemType != null && Elem.ElemType != null && !Elem.ElemType.Equals(ElemType))
{
Include = false;
}
if (Include && CurrentLevel.KVLevel != null)
{
if (Elem is MM_Substation)
{
if (((MM_Substation)Elem).KVLevels.IndexOf(KVLevel) == -1)
{
Include = false;
}
}
else if (Elem.KVLevel != KVLevel)
{
Include = false;
}
}
if (Include && CurrentLevel.County != null)
{
if (Elem is MM_Substation && (Elem as MM_Substation).County != County)
{
Include = false;
}
else if (Elem is MM_Line && (Elem as MM_Line).Substation1.County != County && (Elem as MM_Line).Substation2.County != County)
{
Include = false;
}
}
if (Include && !string.IsNullOrEmpty(CurrentLevel.BooleanToCheck))
{
MemberInfo[] mI = Elem.GetType().GetMember(CurrentLevel.BooleanToCheck);
if (mI.Length != 1)
{
Include = false;//throw new InvalidOperationException("Unable to locate member " + CurrentLevel.BooleanToCheck);
}
else if (mI[0] is PropertyInfo)
{
if (!(bool)((PropertyInfo)mI[0]).GetValue(Elem, null))
{
Include = false;
}
}
else if (mI[0] is FieldInfo)
{
if (!(bool)((FieldInfo)mI[0]).GetValue(Elem))
{
Include = false;
}
}
}
if (Include)
{
Elements.Add(Elem);
}
}
QuestionsWrong = 0;
QuestionsRight = 0;
QuestionsAnswered = 0;
PriorLevel = CurrentLevel;
AvailableElements = Elements.ToArray();
StartLevel();
}