public void Points_FromSampleGpxDocument_AreCorrect()
{
using (var gpxStream = new MemoryStream(Encoding.UTF8.GetBytes(Properties.Resources.SampleGpxDocument)))
{
var reader = new GpxReader(gpxStream);
Assert.That(reader.Points.Count(), Is.EqualTo(3));
reader.Points.ElementAt(0).AssertPoint(47.644548m, -122.326897m, 4.46m, "2009-10-17T18:37:26Z");
reader.Points.ElementAt(1).AssertPoint(47.644548m, -122.326897m, 4.94m, "2009-10-17T18:37:31Z");
reader.Points.ElementAt(2).AssertPoint(47.644548m, -122.326897m, 6.87m, "2009-10-17T18:37:34Z");
}
}
public MainViewModel(IScheduler backgroundScheduler, IFileChooserUi fileChooser)
{
var gpxReplays = loadGpxDataCommand.RegisterAsyncFunction(_ =>
{
using (var stream = fileChooser.ChooseFile().Result)
{
// Stream.Null means the user cancelled the file choosing
// TODO: A better way for ChooseFile to indicate user cancelling
if (stream == Stream.Null)
{
return(Observable.Empty <GpxSection>());
}
var reader = new GpxReader(stream);
return(reader.Points.Replay(backgroundScheduler));
}
});
currentSection = gpxReplays.Switch().ToProperty(this, x => x.CurrentSection);
}
public MainViewModel(IScheduler backgroundScheduler, IFileChooserUi fileChooser)
{
var gpxReplays = loadGpxDataCommand.RegisterAsyncFunction(_ =>
{
using (var stream = fileChooser.ChooseFile().Result)
{
// Stream.Null means the user cancelled the file choosing
// TODO: A better way for ChooseFile to indicate user cancelling
if (stream == Stream.Null)
{
return Observable.Empty<GpxSection>();
}
var reader = new GpxReader(stream);
return reader.Points.Replay(backgroundScheduler);
}
});
currentSection = gpxReplays.Switch().ToProperty(this, x => x.CurrentSection);
}
