public FeatureGraphic(FeatureViewModel feature)
{
ViewModel = feature;
if (feature.Geography != null)
{
this.Geometry = Mercator.FromGeographic(GeometryFromWKT.Parse(feature.Geography.Geography.WellKnownText));
}
PropertyChanged += (sender, args) =>
{
if (args.PropertyName == "Geometry")
{
if (Geometry != null)
try
{
if (ViewModel.Geography == null)
{
ViewModel.Geography = new DbGeography() { Geography = new DbGeographyWellKnownValue() };
}
ViewModel.Geography.Geography.CoordinateSystemId = 4326;
ViewModel.Geography.Geography.WellKnownText = GeometryToWKT.Write(Mercator.ToGeographic(this.Geometry));
}
catch (Exception)
{
}
}
};
}
public void MouseDown(IFeatureLayerViewModel sender, GraphicMouseButtonEventArgs e)
{
if (sender == null)
{
return;
}
var graphic = e.Graphic as FeatureGraphic;
if (graphic == null)
{
return;
}
var vm = graphic.ViewModel;
if (SelectedFeature != vm)
{
CancelActiveEdit();
SelectedFeature = vm;
SelectedLayer = sender;
vm.Graphic.Select();
GraphicEditor.StartEditEx(SelectedFeature.Graphic);
ObjectEditor.Edit(SelectedFeature);
}
}
private void CleanUp()
{
SelectedFeature = null;
SelectedLayer = null;
}
public void Add(IFeatureLayerViewModel featureLayer)
{
var model = featureLayer as IFeatureLayerViewModel;
if (model != null)
{
var view = model.GetView();
var layer = view as GraphicsLayer;
if (layer != null)
{
CancelActiveEdit();
FeatureViewModel viewModel = model.NewFeature();
ObjectEditor.Edit(viewModel);
GraphicEditor.Add(layer, viewModel.Graphic);
SelectedFeature = viewModel;
SelectedLayer = model;
}
}
}