private void MouseWheel(object obj)
{
var delta = ((MouseWheelResult)obj).Delta;
var stepSize = 2;
if (delta > 0)
{
if (FieldOfView > 1)
{
FieldOfView = Math.Max(1, FieldOfView - stepSize);
}
}
else
{
if (FieldOfView < 200)
{
FieldOfView = Math.Min(200, FieldOfView + stepSize);
}
}
CalculateRectangle(SkyMapAnnotator.ChangeFoV(FieldOfView));
}
public FramingAssistantVM(IProfileService profileService, ICameraMediator cameraMediator, ITelescopeMediator telescopeMediator, IApplicationStatusMediator applicationStatusMediator) : base(profileService)
{
this.cameraMediator = cameraMediator;
this.cameraMediator.RegisterConsumer(this);
this.telescopeMediator = telescopeMediator;
this.applicationStatusMediator = applicationStatusMediator;
Opacity = 0.2;
SkyMapAnnotator = new SkyMapAnnotator(telescopeMediator);
var defaultCoordinates = new Coordinates(0, 0, Epoch.J2000, Coordinates.RAType.Degrees);
DSO = new DeepSkyObject(string.Empty, defaultCoordinates, profileService.ActiveProfile.ApplicationSettings.SkyAtlasImageRepository);
FramingAssistantSource = profileService.ActiveProfile.FramingAssistantSettings.LastSelectedImageSource;
CameraPixelSize = profileService.ActiveProfile.CameraSettings.PixelSize;
FocalLength = profileService.ActiveProfile.TelescopeSettings.FocalLength;
_statusUpdate = new Progress <ApplicationStatus>(p => Status = p);
LoadImageCommand = new AsyncCommand <bool>(async() => { return(await LoadImage()); });
CancelLoadImageFromFileCommand = new RelayCommand((object o) => { CancelLoadImage(); });
_progress = new Progress <int>((p) => DownloadProgressValue = p);
CancelLoadImageCommand = new RelayCommand((object o) => { CancelLoadImage(); });
DragStartCommand = new RelayCommand(DragStart);
DragStopCommand = new RelayCommand(DragStop);
DragMoveCommand = new RelayCommand(DragMove);
ClearCacheCommand = new RelayCommand(ClearCache, (object o) => Cache != null);
RefreshSkyMapAnnotationCommand = new RelayCommand((object o) => SkyMapAnnotator.UpdateSkyMap(), (object o) => SkyMapAnnotator.Initialized);
MouseWheelCommand = new RelayCommand(MouseWheel);
CoordsFromPlanetariumCommand = new AsyncCommand <bool>(() => Task.Run(CoordsFromPlanetarium));
DeepSkyObjectSearchVM = new DeepSkyObjectSearchVM();
DeepSkyObjectSearchVM.PropertyChanged += DeepSkyObjectSearchVM_PropertyChanged;
SetSequenceCoordinatesCommand = new AsyncCommand <bool>(async(object parameter) => {
var vm = (ApplicationVM)Application.Current.Resources["AppVM"];
vm.ChangeTab(ApplicationTab.SEQUENCE);
var deepSkyObjects = new List <DeepSkyObject>();
foreach (var rect in CameraRectangles)
{
var name = rect.Id > 0 ? DSO?.Name + string.Format(" {0} ", Locale.Loc.Instance["LblPanel"]) + rect.Id : DSO?.Name;
var dso = new DeepSkyObject(name, rect.Coordinates, profileService.ActiveProfile.ApplicationSettings.SkyAtlasImageRepository);
dso.Rotation = Rectangle.DisplayedRotation;
deepSkyObjects.Add(dso);
}
bool msgResult = false;
if (parameter.ToString() == "Replace")
{
msgResult = await vm.SeqVM.SetSequenceCoordiantes(deepSkyObjects);
}
else if (parameter.ToString() == "Add")
{
msgResult = await vm.SeqVM.SetSequenceCoordiantes(deepSkyObjects, false);
}
ImageParameter = null;
GC.Collect();
GC.WaitForPendingFinalizers();
return(msgResult);
}, (object o) => Rectangle?.Coordinates != null);
RecenterCommand = new AsyncCommand <bool>(async() => {
DSO.Coordinates = Rectangle.Coordinates;
await LoadImageCommand.ExecuteAsync(null);
return(true);
}, (object o) => Rectangle?.Coordinates != null);
SlewToCoordinatesCommand = new AsyncCommand <bool>(async() => {
return(await telescopeMediator.SlewToCoordinatesAsync(Rectangle.Coordinates));
}, (object o) => Rectangle?.Coordinates != null);
var appSettings = profileService.ActiveProfile.ApplicationSettings;
appSettings.PropertyChanged += ApplicationSettings_PropertyChanged;
profileService.ProfileChanged += (object sender, EventArgs e) => {
appSettings.PropertyChanged -= ApplicationSettings_PropertyChanged;
this.FocalLength = profileService.ActiveProfile.TelescopeSettings.FocalLength;
this.CameraPixelSize = profileService.ActiveProfile.CameraSettings.PixelSize;
RaisePropertyChanged(nameof(CameraPixelSize));
RaisePropertyChanged(nameof(FocalLength));
RaisePropertyChanged(nameof(FieldOfView));
RaisePropertyChanged(nameof(CameraWidth));
RaisePropertyChanged(nameof(CameraHeight));
appSettings = profileService.ActiveProfile.ApplicationSettings;
appSettings.PropertyChanged += ApplicationSettings_PropertyChanged;
ApplicationSettings_PropertyChanged(null, null);
};
resizeTimer = new DispatcherTimer(DispatcherPriority.ApplicationIdle, _dispatcher);
resizeTimer.Interval = TimeSpan.FromMilliseconds(500);
resizeTimer.Tick += ResizeTimer_Tick;
ScrollViewerSizeChangedCommand = new RelayCommand((parameter) => {
resizeTimer.Stop();
if (ImageParameter != null && FramingAssistantSource == SkySurveySource.SKYATLAS)
{
resizeTimer.Start();
}
});
profileService.LocationChanged += (object sender, EventArgs e) => {
DSO = new DeepSkyObject(DSO.Name, DSO.Coordinates, profileService.ActiveProfile.ApplicationSettings.SkyAtlasImageRepository);
};
InitializeCache();
}
