static RadialViewModel()
{
var axisRanges = new RangeCollection();
axisRanges.Add(new Range(0.1, 10));
DesignTimeData = new RadialViewModel
{
AxisSeriesViewModel = new FourAxisSeriesViewModel
{
BottomAxis =
{
Visibility = Visibility.Visible,
Label = "Range (m)",
},
LeftAxis =
{
Visibility = Visibility.Visible,
Label = "Depth (m)",
IsInverted = true,
},
TopAxis = { Visibility = Visibility.Collapsed },
RightAxis = { Visibility = Visibility.Collapsed },
XAxisTicks = null,
YAxisTicks = null,
},
ColorMapViewModel = ColorMapViewModel.DesignTimeData,
FullRange = new Range(0, 200),
StatisticalRange = new Range(75, 125),
AnimationTargetRange = new Range(50, 100),
AnimationTime = TimeSpan.FromMilliseconds(200),
};
DesignTimeData.AxisSeriesViewModel.BottomAxis.DataRange = axisRanges;
DesignTimeData.AxisSeriesViewModel.LeftAxis.DataRange = axisRanges;
}
public TransmissionLossViewModel()
{
TitleString = "<no radial selected>";
Observable.FromEventPattern<PropertyChangedEventArgs>(this, "PropertyChanged")
.Where(e => e.EventArgs.PropertyName == "SelectedRadialIndex")
.Select(e => SelectedRadialIndex)
.DistinctUntilChanged()
.Where(selectedRadialIndex => selectedRadialIndex >= 0)
.Throttle(TimeSpan.FromMilliseconds(200))
.ObserveOnDispatcher()
.Subscribe(selectedRadialIndex =>
{
Debug.WriteLine(string.Format("{0:HH:mm:ss.fff} TransmissionLossViewModel: SelectedRadialIndex is now {1}", DateTime.Now, selectedRadialIndex));
//CurrentRadialView = RadialViews[value];
// var foo = SelectedMode.TransmissionLossPluginType. some regex here.
var tlstring = "";
if (SelectedMode.TransmissionLossPluginType.ToLowerInvariant().Contains("bellhop")) tlstring = "Bellhop";
if (SelectedMode.TransmissionLossPluginType.ToLowerInvariant().Contains("ramgeo")) tlstring = "RAMGeo";
var nameString = Radials == null ? "<no radial selected>" : string.Format("Radial bearing: {0:000.0} degrees. Calculator: {1}", Radials[selectedRadialIndex].Bearing, tlstring);
TitleString = nameString;
if (RadialViewModel != null)
{
RadialViewModel.FullRange.Update(MinTransmissionLoss, MaxTransmissionLoss);
RadialViewModel.Radial = Radials == null ? null : Radials[selectedRadialIndex];
RadialViewModel.AxisSeriesViewModel.PlotTitle = nameString;
}
});
Observable.FromEventPattern<PropertyChangedEventArgs>(this, "PropertyChanged")
.Where(e => e.EventArgs.PropertyName == "SelectedRadialIndex")
.Select(e => SelectedRadialIndex)
.DistinctUntilChanged()
.Where(selectedRadialIndex => selectedRadialIndex >= 0)
.ObserveOnDispatcher()
.Subscribe(selectedRadialIndex =>
{
if (Radials == null || Radials.Count < selectedRadialIndex) SelectedBearingGeometry = null;
else
{
var geometryString = new StringBuilder();
SelectedRadialBearing = Radials[selectedRadialIndex].Bearing;
const double radius = 8;
double x, y;
for (double angle = 0; angle <= 2 * Math.PI; angle += Math.PI / 32.0)
{
geometryString.Append(geometryString.Length == 0 ? "M" : "L");
x = (Math.Sin(angle) * radius) + radius;
y = (Math.Cos(angle) * radius) + radius;
geometryString.Append(string.Format(CultureInfo.InvariantCulture, " {0:0.###},{1:0.###} ", x, y));
}
geometryString.Append(string.Format("M {0:0.###}, {0:0.###} ", radius));
x = (Math.Sin(SelectedRadialBearing * (Math.PI / 180)) * radius) + radius;
y = (-Math.Cos(SelectedRadialBearing * (Math.PI / 180)) * radius) + radius;
geometryString.Append(string.Format(CultureInfo.InvariantCulture, "L {0:0.###},{1:0.###} ", x, y));
SelectedBearingGeometry = geometryString.ToString();
}
});
Observable.FromEventPattern<PropertyChangedEventArgs>(this, "PropertyChanged")
.ObserveOnDispatcher()
.Where(e => e.EventArgs.PropertyName == "Window")
.Subscribe(e => { if (RadialViewModel == null) RadialViewModel = new RadialViewModel { RadialView = Window.FindChildren<RadialView>().First() }; });
Observable.FromEventPattern<PropertyChangedEventArgs>(this, "PropertyChanged")
.ObserveOnDispatcher()
.Where(e => e.EventArgs.PropertyName == "SelectedMode")
.Subscribe(e => { if (RadialViewModel != null) RadialViewModel.SelectedMode = SelectedMode; });
Observable.FromEventPattern<PropertyChangedEventArgs>(this, "PropertyChanged")
.ObserveOnDispatcher()
.Where(e => e.EventArgs.PropertyName == "RadialViewModel")
.Subscribe(e1 =>
{
RadialViewModel.SelectedMode = SelectedMode;
RadialViewModel.PropertyChanged += (s, e) => { if (e.PropertyName == "WriteableBitmap" && Window != null) Window.Dispatcher.InvokeIfRequired(() => Window.Activate()); };
});
Observable.FromEventPattern<PropertyChangedEventArgs>(this, "PropertyChanged")
.Where(e => e.EventArgs.PropertyName == "TransmissionLoss")
.Select(e => TransmissionLoss)
.DistinctUntilChanged()
.ObserveOnDispatcher()
.Subscribe(transmissionLoss =>
{
if (_transmissionLossObserver != null) _transmissionLossObserver.Dispose();
_transmissionLossObserver = null;
Radials = TransmissionLoss == null ? null : TransmissionLoss.Radials.OrderBy(r => r.Bearing).ToList();
if (Radials == null) RadialCount = 0;
if (transmissionLoss == null || Radials == null || Radials.Count == 0) return;
Debug.WriteLine(string.Format("{0:HH:mm:ss.fff} TransmissionLossViewModel: TransmissionLoss changed to {1}", DateTime.Now, transmissionLoss.ToString()));
RadialCount = Radials.Count - 1;
SelectedRadialIndex = -1;
try
{
MinTransmissionLoss = (from radial in Radials
from minimumValue in radial.MinimumTransmissionLossValues
where !double.IsNaN(minimumValue) && !double.IsInfinity(minimumValue)
select minimumValue).Min();
MaxTransmissionLoss = (from radial in Radials
from maximumValue in radial.MaximumTransmissionLossValues
where !double.IsNaN(maximumValue) && !double.IsInfinity(maximumValue)
select maximumValue).Max();
}
catch (FileNotFoundException ex)
{
Debug.WriteLine(string.Format("File not found exception loading radial: {0}", ex.FileName));
}
catch (IOException ex)
{
Debug.WriteLine(string.Format("I/O exception loading radial: {0}", ex.Message));
}
catch (InvalidOperationException ex)
{
Debug.WriteLine(string.Format("Invalid operation exception loading radial: {0}", ex.Message));
}
SelectedMode = transmissionLoss.Modes.OrderBy(m => m.MaxPropagationRadius).Last();
MinRadialBearing = Radials.Min(r => r.Bearing);
MaxRadialBearing = Radials.Max(r => r.Bearing);
RadialBearingChange = (MaxRadialBearing - MinRadialBearing) / RadialCount;
SelectedRadialBearing = MinRadialBearing;
Debug.WriteLine("{0:HH:mm:ss.fff} TransmissionLossViewModel: SelectedRadialIndex set to -1", DateTime.Now);
_transmissionLossObserver = Observable.FromEventPattern<PropertyChangedEventArgs>(transmissionLoss, "PropertyChanged")
.ObserveOnDispatcher()
.Select(e => TransmissionLoss)
.DistinctUntilChanged()
.Subscribe(tl => { if (tl.IsDeleted && Window != null) CloseDialog(null); });
SelectedRadialIndex = 0;
});
}
