public void TestDepthFormatting()
{
Earthquake quake = new Earthquake();
quake.Depth = 102.13;
Assert.AreEqual("102", quake.FormattedDepth);
Assert.AreEqual(102.0, quake.Depth);
quake.Depth = 102.03;
Assert.AreEqual("102", quake.FormattedDepth);
Assert.AreEqual(102.0, quake.Depth);
quake.Depth = 102.73;
Assert.AreEqual("103", quake.FormattedDepth);
Assert.AreEqual(103.0, quake.Depth);
// Test fails - "bankers rounding" (round to nearest even number when .5)
// is our only option as we don't have the overloads to specify what to
// do in this situation. Sigh.
//quake.Depth = 102.5;
//Assert.AreEqual("103", quake.FormattedDepth);
//Assert.AreEqual(103.0, quake.Depth);
quake.Depth = 102.0;
Assert.AreEqual("102", quake.FormattedDepth);
Assert.AreEqual(102.0, quake.Depth);
}
public IEnumerable<Earthquake> ParseJsonToQuakes(string json)
{
try
{
JObject o = JObject.Parse(json);
List<Earthquake> quakes = new List<Earthquake>(30);
foreach (var q in o["features"].Children())
{
Earthquake quake = new Earthquake
{
Location = new GeoCoordinate(q["geometry"]["coordinates"].Values<double>().ElementAt(1),
q["geometry"]["coordinates"].Values<double>().ElementAt(0)),
Depth = (double)q["properties"]["depth"],
Magnitude = (double)q["properties"]["magnitude"],
Reference = (string)q["properties"]["publicid"],
/* origintime=2012-08-13 05:25:24.727000 (that's in UTC) */
Date = DateTime.Parse((string)q["properties"]["origintime"] + "Z"),
Agency = (string)q["properties"]["agency"],
Status = (string)q["properties"]["status"]
};
quakes.Add(quake);
}
return quakes.OrderByDescending(q => q.Date);
}
catch (Exception e)
{
throw new JsonException("Problem with JSON data", e);
}
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
string quakeQueryString = string.Empty;
if (NavigationContext.QueryString.TryGetValue("quake", out quakeQueryString))
{
quake = Earthquake.DeserializeFromQueryString(quakeQueryString);
}
else return;
ContentPanel.DataContext = quake;
QuakeMap.Center = quake.Location;
Pushpin pin = new Pushpin
{
GeoCoordinate = quake.Location,
Content = quake.FormattedMagnitude
};
if (quake.Magnitude >= appSettings.MinimumWarningMagnitudeSetting)
pin.Background = Application.Current.Resources["PhoneAccentBrush"] as SolidColorBrush;
MapOverlay overlay = new MapOverlay();
overlay.Content = pin;
overlay.GeoCoordinate = quake.Location;
overlay.PositionOrigin = new Point(0, 1);
MapLayer layer = new MapLayer();
layer.Add(overlay);
QuakeMap.Layers.Add(layer);
base.OnNavigatedTo(e);
}
public void TestMagnitudeFormatting()
{
Earthquake quake = new Earthquake();
quake.Magnitude = 3.13;
Assert.AreEqual("3.1", quake.FormattedMagnitude);
Assert.AreEqual(3.1, quake.Magnitude);
quake.Magnitude = 3.02;
Assert.AreEqual("3.0", quake.FormattedMagnitude);
Assert.AreEqual(3.0, quake.Magnitude);
quake.Magnitude = 3.96;
Assert.AreEqual("4.0", quake.FormattedMagnitude);
Assert.AreEqual(4.0, quake.Magnitude);
quake.Magnitude = 3.15;
Assert.AreEqual("3.2", quake.FormattedMagnitude);
Assert.AreEqual(3.2, quake.Magnitude);
quake.Magnitude = 3.0;
Assert.AreEqual("3.0", quake.FormattedMagnitude);
Assert.AreEqual(3.0, quake.Magnitude);
}
protected void NavigateToQuakePage(Earthquake quake)
{
string navUri = string.Format("/QuakeDisplayPage.xaml?quake={0}", quake.SerializeToQueryString());
NavigationService.Navigate(new Uri(navUri, UriKind.Relative));
}
