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gps location and publish improvements

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This commit is contained in:
Claudiu Farcas
2011-04-04 05:09:50 +03:00
parent a9533b651c
commit d70777bfec
17 changed files with 566 additions and 120 deletions
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main/MyFriendsAround.WP7/ViewModel/MainViewModel.cs
+238 -27
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@@ -27,6 +27,7 @@ using Microsoft.Silverlight.Testing;
using MyFriendsAround.Common.Entities;
using MyFriendsAround.WP7.Service;
using MyFriendsAround.WP7.Utils;
using MyFriendsAround.WP7.ViewModel;
using MyFriendsAround.WP7.Views;
using NetworkDetection;
using Newtonsoft.Json;
@@ -78,10 +79,75 @@ namespace MyFriendsAround.WP7.ViewModel
// Code runs "for real"
}
photoChooserTask = new PhotoChooserTask();
photoChooserTask.Completed += cameraTask_Completed;
//photoChooserTask.PixelHeight = 100;
//photoChooserTask.PixelWidth = 100;
photoChooserTask.ShowCamera = true;
//init GPS
InitGps();
}
#region Properties
private void InitGps()
{
#if GPS_EMULATOR
_gpsWatcher = new GpsEmulatorClient.GeoCoordinateWatcher();
#else
_gpsWatcher = new GeoCoordinateWatcher(GeoPositionAccuracy.High)
{
MovementThreshold = 10
};
#endif
_gpsWatcher.PositionChanged += new EventHandler<GeoPositionChangedEventArgs<GeoCoordinate>>(watcher_PositionChanged);
_gpsWatcher.StatusChanged += new EventHandler<GeoPositionStatusChangedEventArgs>(watcher_StatusChanged);
//
_gpsWatcher.Start();
}
void watcher_StatusChanged(object sender, GeoPositionStatusChangedEventArgs e)
{
GpsStatus = e.Status;
}
void watcher_PositionChanged(object sender, GeoPositionChangedEventArgs<GeoCoordinate> e)
{
if (e.Position.Location != GeoCoordinate.Unknown)
{
GpsTimestamp = e.Position.Timestamp;
GpsLocation = e.Position.Location;
if (LastBoundRect.Intersects(new LocationRect(GpsLocation, .5, .5)))
{
ObservableCollection<PushPinModel> _mynewlocation = new ObservableCollection<PushPinModel>();
_mynewlocation.Add(new PushPinModel()
{
Location = GpsLocation,
PinUserName = "Me"
});
MyLocationPushPins = _mynewlocation;
}
else
{
MyLocationPushPins = new ObservableCollection<PushPinModel>();
}
}
System.Diagnostics.Debug.WriteLine("watcher_PositionChanged + " + DateTime.Now.Second);
}
#region Properties & Fields
private PhotoChooserTask photoChooserTask;
private IGeoPositionWatcher<GeoCoordinate> _gpsWatcher;
public string ApplicationTitle
{
@@ -92,7 +158,6 @@ namespace MyFriendsAround.WP7.ViewModel
}
#region PageTitles
public string PageName
@@ -120,19 +185,113 @@ namespace MyFriendsAround.WP7.ViewModel
}
#endregion
/// <summary>
/// The <see cref="GpsLocation" /> property's name.
/// </summary>
public const string GpsLocationPropertyName = "GpsLocation";
private GeoCoordinate _gpsLocation = GeoCoordinate.Unknown;
/// <summary>
/// Gets the GpsLocation property.
/// </summary>
public GeoCoordinate GpsLocation
{
get
{
return _gpsLocation;
}
set
{
if (_gpsLocation == value)
{
return;
}
_gpsLocation = value;
// Update bindings, no broadcast
RaisePropertyChanged(GpsLocationPropertyName);
}
}
/// <summary>
/// The <see cref="GpsTimestamp" /> property's name.
/// </summary>
public const string GpsTimestampPropertyName = "GpsTimestamp";
private DateTimeOffset _gpsTimestamp = DateTimeOffset.MinValue;
/// <summary>
/// Gets the GpsTimestamp property.
/// </summary>
public DateTimeOffset GpsTimestamp
{
get
{
return _gpsTimestamp;
}
set
{
if (_gpsTimestamp == value)
{
return;
}
_gpsTimestamp = value;
// Update bindings, no broadcast
RaisePropertyChanged(GpsTimestampPropertyName);
}
}
/// <summary>
/// The <see cref="GpsStatus" /> property's name.
/// </summary>
public const string GpsStatusPropertyName = "GpsStatus";
private GeoPositionStatus _gpsStatus = GeoPositionStatus.Disabled;
/// <summary>
/// Gets the GpsStatus property.
/// </summary>
public GeoPositionStatus GpsStatus
{
get
{
return _gpsStatus;
}
set
{
if (_gpsStatus == value)
{
return;
}
_gpsStatus = value;
// Update bindings, no broadcast
RaisePropertyChanged(GpsStatusPropertyName);
}
}
/// <summary>
/// The <see cref="MyPicture" /> property's name.
/// </summary>
public const string MyPicturePropertyName = "MyPicture";
private ImageSource _myPicture = new BitmapImage(new Uri("/icons/anonymousIcon.png", UriKind.RelativeOrAbsolute));
private BitmapSource _myPicture = new BitmapImage(new Uri("/icons/anonymousIcon.png", UriKind.RelativeOrAbsolute));
/// <summary>
/// Gets the MyPicture property.
/// </summary>
public ImageSource MyPicture
public BitmapSource MyPicture
{
get
{
@@ -256,7 +415,7 @@ namespace MyFriendsAround.WP7.ViewModel
public const string VisiblePushPinsPropertyName = "VisiblePushPins";
private ObservableCollection<PushPinModel> _VisiblePushPins = new ObservableCollection<PushPinModel>();
/// <summary>
/// Gets the PushPins property.
/// Gets the VisiblePushPins property.
/// </summary>
public ObservableCollection<PushPinModel> VisiblePushPins
{
@@ -280,6 +439,37 @@ namespace MyFriendsAround.WP7.ViewModel
}
/// <summary>
/// The <see cref="MyLocationPushPins" /> property's name.
/// </summary>
public const string MyLocationPushPinsPropertyName = "MyLocationPushPins";
private ObservableCollection<PushPinModel> _MyLocationPushPins = new ObservableCollection<PushPinModel>();
/// <summary>
/// Gets the MyLocationPushPins property.
/// </summary>
public ObservableCollection<PushPinModel> MyLocationPushPins
{
get
{
return _MyLocationPushPins;
}
set
{
if (_MyLocationPushPins == value)
{
return;
}
_MyLocationPushPins = value;
// Update bindings, no broadcast
RaisePropertyChanged(MyLocationPushPinsPropertyName);
}
}
/// <summary>
/// The <see cref="MapZoom" /> property's name.
/// </summary>
@@ -404,20 +594,34 @@ namespace MyFriendsAround.WP7.ViewModel
private void ShowMyLocation()
{
//
if (GpsLocation != GeoCoordinate.Unknown &&
GpsStatus == GeoPositionStatus.Ready
)
{
MapCenter = GpsLocation;
}
}
private LocationRect LastBoundRect = null;
private void MapViewChanged(LocationRect boundRectangle)
{
LastBoundRect = boundRectangle;
//
ObservableCollection<PushPinModel> _newVisiblePushPins = new ObservableCollection<PushPinModel>();
//filter visible pushpins
foreach (PushPinModel pushPin in PushPins)
{
if (boundRectangle.Intersects(new LocationRect(pushPin.Location, .5, .5)))
if (LastBoundRect.Intersects(new LocationRect(pushPin.Location, .5, .5)))
{
_newVisiblePushPins.Add(pushPin);
}
}
VisiblePushPins = _newVisiblePushPins;
//
if (!LastBoundRect.Intersects(new LocationRect(GpsLocation, .5, .5)))
{
MyLocationPushPins = new ObservableCollection<PushPinModel>();
}
}
public void CropCancel()
@@ -453,7 +657,9 @@ namespace MyFriendsAround.WP7.ViewModel
{
using (MemoryStream ms = new MemoryStream(img))
{
Container.Instance.Resolve<MainViewModel>("MainViewModel").MyPicture = PictureDecoder.DecodeJpeg(ms);
BitmapImage bi = new BitmapImage();
bi.SetSource(ms);
Container.Instance.Resolve<MainViewModel>("MainViewModel").MyPicture = bi;// PictureDecoder.DecodeJpeg(ms);
}
});
}
@@ -482,13 +688,8 @@ namespace MyFriendsAround.WP7.ViewModel
}
}
PhotoChooserTask photoChooserTask = new PhotoChooserTask();
private void ShowPhotoChooserTask()
{
photoChooserTask.Completed += cameraTask_Completed;
//photoChooserTask.PixelHeight = 100;
//photoChooserTask.PixelWidth = 100;
photoChooserTask.ShowCamera = true;
photoChooserTask.Show();
}
@@ -517,8 +718,10 @@ namespace MyFriendsAround.WP7.ViewModel
// Seek back so we can create an image.
e.ChosenPhoto.Seek(0, SeekOrigin.Begin);
// Create an image from the stream.
var imageSource = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
MyPicture = imageSource;
//var imageSource = PictureDecoder.DecodeJpeg(e.ChosenPhoto);
BitmapImage bi = new BitmapImage();
bi.SetSource(e.ChosenPhoto);
MyPicture = bi;// imageSource;
}
}
@@ -584,13 +787,20 @@ namespace MyFriendsAround.WP7.ViewModel
private void PublishLocationAction()
{
Friend myInfo = new Friend();
myInfo.Id = Identification.GetDeviceId();
myInfo.FriendName = MyName;
myInfo.LastUpdated = DateTime.UtcNow;
myInfo.LocationStr = string.Format("POINT({0} {1})", MapCenter.Latitude, MapCenter.Longitude);
IsBusy = true;
ServiceAgent.PublishLocation(myInfo, new EventHandler<PublishLocationEventArgs>(PublishLocationResult));
if (GpsLocation != GeoCoordinate.Unknown)
{
Friend myInfo = new Friend();
myInfo.Id = Identification.GetDeviceId();
myInfo.FriendName = MyName;
myInfo.LastUpdated = DateTime.UtcNow;
myInfo.LocationStr = string.Format("POINT({0} {1})", GpsLocation.Latitude, GpsLocation.Longitude);
IsBusy = true;
ServiceAgent.PublishLocation(myInfo, new EventHandler<PublishLocationEventArgs>(PublishLocationResult));
}
else
{
MessageBox.Show("GPS position not aquired yet!");
}
}
public void GetFriendsResult(object sender, FriendsListEventArgs args)
@@ -710,12 +920,13 @@ namespace MyFriendsAround.WP7.ViewModel
}
}
////public override void Cleanup()
////{
//// // Clean up if needed
public override void Cleanup()
{
// Clean up if needed
//// base.Cleanup();
////}
base.Cleanup();
_gpsWatcher.Stop();
}
#endregion