private void DrawDayGraph(double xmin, double xmax, double ymin, double ymax, string day)
{
List <DateTime> dateTimeList = new List <DateTime>();
List <float> temperatureList = new List <float>();
List <float> humidityList = new List <float>();
DatabaseOperations.GetTableData(day, ref dateTimeList, ref temperatureList, ref humidityList);
List <int> hours = new List <int>();
foreach (var time in dateTimeList)
{
hours.Add(time.Hour);
}
int hourDifference = hours.Max() - hours.Min();
if (hourDifference != 24)
{
hourDifference += 1;
}
double xstep = xmax / hourDifference;
double ystep_t = ymax / Math.Ceiling(temperatureList.Max() / 5);
double ystep_h = ymax / 10;
DrawX_Axis_Day(xmin, ymax, hourDifference, xstep, hours.Min());
DrawY_Axis(xmin, xmax, ymax, temperatureList.Max(), ystep_t, ystep_h);
//calculate step size
double hourStep = xmax / hourDifference;
double minuteStep = xmax / (hourDifference * 60);
double secondStep = xmax / (hourDifference * 3600);
double tempStep = ymax / (Math.Ceiling(temperatureList.Max() / 5) * 5);
double humStep = ymax / 100;
DrawGraphLine(Brushes.Red, dateTimeList, temperatureList, hours.Min(), hourStep, minuteStep, secondStep, tempStep, ymax, true, DateTime.Now, 0);
DrawGraphLine(Brushes.Blue, dateTimeList, humidityList, hours.Min(), hourStep, minuteStep, secondStep, humStep, ymax, true, DateTime.Now, 0);
DrawGraphLineColorNotations(ymax);
MaxTempHumLbl.Content = Math.Round(temperatureList.Max(), 1) + "°C; " + Math.Round(humidityList.Max(), 1) + "%";
MinTempHumLbl.Content = Math.Round(temperatureList.Min(), 1) + "°C; " + Math.Round(humidityList.Min(), 1) + "%";
}
public void ReadCallback(IAsyncResult ar)
{
String content = String.Empty;
// Retrieve the state object and the handler socket
// from the asynchronous state object.
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
// Read data from the client socket.
int bytesRead = handler.EndReceive(ar);
if (bytesRead > 0)
{
if (ArduinoErrors["ServerComErr"].IsActive)
{
ArduinoErrors["ServerComErr"].IsActive = false;
}
_commErrorWatch.Restart();
// There might be more data, so store the data received so far.
state.sb.Append(Encoding.ASCII.GetString(state.buffer, 0, bytesRead));
// Check for end-of-file tag. If it is not there, read more data.
content = state.sb.ToString();
if (content.IndexOf("<") > -1)
{
// All the data has been read from the client.
if (content.Contains("&"))
{
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Background, new Action(() =>
{
_tempLabel.Content = content.Split('&')[0] + " °C";
_humLabel.Content = content.Split('&')[1].Split('<')[0] + " %";
}));
float temp;
float hum;
if (float.TryParse(content.Split('&')[0].Replace('.', ','), out temp) &&
float.TryParse(content.Split('&')[1].Split('<')[0].Replace('.', ','), out hum))
{
ArduinoErrors["DHT_No1Err"].IsActive = false;
if (!DatabaseOperations.DatabaseIsInProccess)
{
if (!DatabaseErrors["DatabaseErr"].IsActive)
{
if (!DatabaseOperations.DatabaseError)
{
DatabaseOperations.UpdateTempHumDbDayTable(DateTime.Now, temp, hum);
}
else
{
ArduinoErrors["DatabaseErr"].IsActive = true;
}
}
}
}
else
{
if (!ArduinoErrors["DHT_No1Err"].IsActive)
{
ArduinoErrors["DHT_No1Err"].IsActive = true;
}
}
}
Send(handler, content);
}
else
{
// Not all data received. Get more.
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
}
}
}
