public static XElement MeterValuesRequestXML(String ChargeBoxIdentity,
UInt16 ConnectorId,
UInt16 TransactionId,
IEnumerable <MeterValue> MeterValues = null)
{
if (MeterValues == null)
{
MeterValues = new MeterValue[0];
}
return(SOAP.Encapsulation(SOAPHeaders: new XElement[] { new XElement(OCPPNS.OCPPv1_5_CS + "chargeBoxIdentity", ChargeBoxIdentity) },
SOAPBody: new XElement(OCPPNS.OCPPv1_5_CS + "meterValuesRequest",
new XElement(OCPPNS.OCPPv1_5_CS + "connectorId", ConnectorId),
new XElement(OCPPNS.OCPPv1_5_CS + "transactionId", TransactionId),
MeterValues.Select(value =>
new XElement(OCPPNS.OCPPv1_5_CS + "values",
new XElement(OCPPNS.OCPPv1_5_CS + "timestamp", value.Timestamp),
new XElement(OCPPNS.OCPPv1_5_CS + "value",
new XAttribute(OCPPNS.OCPPv1_5_CS + "context", value.Context),
new XAttribute(OCPPNS.OCPPv1_5_CS + "format", value.Format),
new XAttribute(OCPPNS.OCPPv1_5_CS + "measurand", value.Measurand),
new XAttribute(OCPPNS.OCPPv1_5_CS + "location", value.Location),
new XAttribute(OCPPNS.OCPPv1_5_CS + "unit", value.Unit),
value.Value)
)).ToArray())
));
}
private void DrawMeterValue(Graphics graphics, Rectangle rectangle, MeterValues meter, Orientation orientation)
{
if (!meter.ShowLevels)
{
return;
}
var text = meter.RequestedScale == Scale.Logarithmic
? DecibelText(meter.Peak)
: LinearText(meter.Peak);
DrawValueText(graphics, rectangle, text, orientation);
}
private void DrawAlias(Graphics graphics, Rectangle rectangle, MeterValues meter, Orientation orientation)
{
var text = meter.Alias;
if (string.IsNullOrWhiteSpace(text))
{
return;
}
using (var font = new Font("Tahoma", 10, FontStyle.Regular))
using (var brush = new SolidBrush(Color.FromArgb(0xB0, 0x00, 0x00, 0x00)))
{
var color = Brushes.White;
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
var indent = !meter.ShowLevels
? 0
: orientation == Orientation.Horizontal
? 48
: 20;
//Always along the bar:
var measure = graphics.MeasureString(text, font);
var xPosition = rectangle.Y + indent;
var yPosition = (rectangle.Width - measure.Height) / 2;
var textRectangle = new RectangleF(new PointF(xPosition, rectangle.X + yPosition), measure);
//Basically moves bar:
// |
// |
// |
// |
// to become: ----
graphics.RotateTransform(-90);
// move x,-h: ----
graphics.TranslateTransform(-rectangle.Height, 0);
graphics.FillRectangle(brush, textRectangle);
graphics.DrawString(text, font, color, textRectangle);
graphics.ResetTransform();
}
}
private void UpdateSources()
{
_logger.LogInformation("Updating sources.");
//Do it simple for now, clear and dispose all:
foreach (var sessionsValue in _sessions)
{
sessionsValue.Dispose();
}
_sessions.Clear();
//Then re-add all:
var sources = _appSettings.CurrentValue.Devices ?? Array.Empty <AppSettings.Capture.Device>();
foreach (var source in sources)
{
var mmDevice = GetDevice(source);
if (mmDevice is null)
{
var meterValues = new MeterValues(null, source);
_sessions.Add(meterValues);
}
else
{
var captureSession = mmDevice.DataFlow == DataFlow.Render
? CaptureSession.FromAudioOutput(mmDevice)
: CaptureSession.FromAudioInput(mmDevice);
var meterValues = new MeterValues(captureSession, source);
_sessions.Add(meterValues);
}
}
_dirtySources = false;
}
