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Reuse gnss monitor instance in sample app

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This commit is contained in:
Morten Nielsen 2020-09-07 20:00:58 -07:00
parent ffefe05c53
commit 43fedd2b3f
4 changed files with 27 additions and 26 deletions
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9
src/SampleApp.WinDesktop/MainWindow.xaml.cs
View file

@ -16,6 +16,7 @@ namespace SampleApp.WinDesktop
{
private Queue<string> messages = new Queue<string>(101);
public static NmeaParser.NmeaDevice currentDevice;
public static GnssMonitor monitor;
//Dialog for browsing to nmea log files
private Microsoft.Win32.OpenFileDialog nmeaOpenFileDialog = new Microsoft.Win32.OpenFileDialog()
@ -58,7 +59,7 @@ namespace SampleApp.WinDesktop
if (gnssMonitorView.Monitor != null)
{
gnssMonitorView.Monitor.LocationChanged -= Monitor_LocationChanged;
gnssMonitorView.Monitor = null;
gnssMonitorView.Monitor = monitor = null;
}
mapplot.Clear();
}
@ -78,8 +79,6 @@ namespace SampleApp.WinDesktop
MessagePanel.Children.Remove(child);
}
currentDevice.MessageReceived += device_MessageReceived;
view2d.NmeaDevice = device;
view3d.NmeaDevice = device;
if (device is NmeaParser.NmeaFileDevice)
currentDeviceInfo.Text = string.Format("NmeaFileDevice( file={0} )", ((NmeaParser.NmeaFileDevice)device).FileName);
@ -90,8 +89,10 @@ namespace SampleApp.WinDesktop
((NmeaParser.SerialPortDevice)device).Port.BaudRate);
}
await device.OpenAsync();
gnssMonitorView.Monitor = new GnssMonitor(device);
gnssMonitorView.Monitor = monitor = new GnssMonitor(device);
gnssMonitorView.Monitor.LocationChanged += Monitor_LocationChanged;
view2d.GnssMonitor = monitor;
view3d.GnssMonitor = monitor;
}
private void Monitor_LocationChanged(object sender, EventArgs e)

2
src/SampleApp.WinDesktop/NmeaLocationDataSource.cs
View file

@ -31,7 +31,7 @@ namespace SampleApp.WinDesktop
/// </summary>
/// <param name="device">The NMEA device to monitor</param>
/// <param name="startStopDevice">Whether starting this datasource also controls the underlying NMEA device</param>
public NmeaLocationDataSource(NmeaParser.NmeaDevice device, bool startStopDevice = true) : this(new GnssMonitor(device), startStopDevice)
public NmeaLocationDataSource(NmeaParser.NmeaDevice device, bool startStopDevice = true) : this(MainWindow.monitor, startStopDevice)
{
}

16
src/SampleApp.WinDesktop/View2D.xaml.cs
View file

@ -37,22 +37,22 @@ namespace SampleApp.WinDesktop
mapView.LocationDisplay.IsEnabled = IsVisible;
}
public NmeaDevice NmeaDevice
public NmeaParser.Gnss.GnssMonitor GnssMonitor
{
get { return (NmeaDevice)GetValue(NmeaDeviceProperty); }
set { SetValue(NmeaDeviceProperty, value); }
get { return (NmeaParser.Gnss.GnssMonitor)GetValue(GnssMonitorProperty); }
set { SetValue(GnssMonitorProperty, value); }
}
// Using a DependencyProperty as the backing store for MyProperty. This enables animation, styling, binding, etc...
public static readonly DependencyProperty NmeaDeviceProperty =
DependencyProperty.Register(nameof(NmeaDevice), typeof(NmeaDevice), typeof(View2D), new PropertyMetadata(null, OnNmeaDevicePropertyChanged));
public static readonly DependencyProperty GnssMonitorProperty =
DependencyProperty.Register(nameof(GnssMonitor), typeof(NmeaParser.Gnss.GnssMonitor), typeof(View2D), new PropertyMetadata(null, OnGnssMonitorPropertyChanged));
private static void OnNmeaDevicePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
private static void OnGnssMonitorPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
((View2D)d).InitNmeaProvider(e.OldValue as NmeaDevice, e.NewValue as NmeaDevice);
((View2D)d).InitNmeaProvider(e.OldValue as NmeaParser.Gnss.GnssMonitor, e.NewValue as NmeaParser.Gnss.GnssMonitor);
}
private void InitNmeaProvider(NmeaDevice oldDevice, NmeaDevice newDevice)
private void InitNmeaProvider(NmeaParser.Gnss.GnssMonitor oldDevice, NmeaParser.Gnss.GnssMonitor newDevice)
{
mapView.LocationDisplay.IsEnabled = false;
if (newDevice != null)

26
src/SampleApp.WinDesktop/View3D.xaml.cs
View file

@ -37,20 +37,21 @@ namespace SampleApp.WinDesktop
if(IsVisible)
{
graphic3D.Geometry = null;
if (NmeaDevice != null)
NmeaDevice.MessageReceived += NmeaDevice_MessageReceived;
if (GnssMonitor != null)
GnssMonitor.LocationChanged += GnssMonitor_LocationChanged;
}
else
{
if (NmeaDevice != null)
NmeaDevice.MessageReceived -= NmeaDevice_MessageReceived;
if (GnssMonitor != null)
GnssMonitor.LocationChanged -= GnssMonitor_LocationChanged;
}
}
private void NmeaDevice_MessageReceived(object sender, NmeaMessageReceivedEventArgs e)
private void GnssMonitor_LocationChanged(object sender, EventArgs e)
{
if (e.Message is Rmc rmc)
UpdateLocation(rmc.Latitude, rmc.Longitude, rmc.Course);
var monitor = (NmeaParser.Gnss.GnssMonitor)sender;
if (monitor.IsFixValid)
UpdateLocation(monitor.Latitude, monitor.Longitude, monitor.Course);
}
private Graphic graphic3D;
@ -107,15 +108,14 @@ namespace SampleApp.WinDesktop
}
}
public NmeaDevice NmeaDevice
public NmeaParser.Gnss.GnssMonitor GnssMonitor
{
get { return (NmeaDevice)GetValue(NmeaDeviceProperty); }
set { SetValue(NmeaDeviceProperty, value); }
get { return (NmeaParser.Gnss.GnssMonitor)GetValue(GnssMonitorProperty); }
set { SetValue(GnssMonitorProperty, value); }
}
// Using a DependencyProperty as the backing store for MyProperty. This enables animation, styling, binding, etc...
public static readonly DependencyProperty NmeaDeviceProperty =
DependencyProperty.Register(nameof(NmeaDevice), typeof(NmeaDevice), typeof(View3D), new PropertyMetadata(null));
public static readonly DependencyProperty GnssMonitorProperty =
DependencyProperty.Register(nameof(GnssMonitor), typeof(NmeaParser.Gnss.GnssMonitor), typeof(View3D), new PropertyMetadata(null));
}
}