private async void Initialize()
{
// Apply an imagery basemap to the map.
MyMapView.Map = new Map(Basemap.CreateDarkGrayCanvasVector());
// Create the WMS Service.
WmsService service = new WmsService(_wmsUrl);
try
{
// Load the WMS Service.
await service.LoadAsync();
// Get the service info (metadata) from the service.
WmsServiceInfo info = service.ServiceInfo;
// Get the list of layer infos.
foreach (var layerInfo in info.LayerInfos)
{
LayerDisplayVM.BuildLayerInfoList(new LayerDisplayVM(layerInfo, null), _viewModelList);
}
// Update the map display based on the viewModel.
UpdateMapDisplay(_viewModelList);
// Update the list of layers.
MyDisplayList.ItemsSource = _viewModelList;
}
catch (Exception e)
{
await Application.Current.MainPage.DisplayAlert("Error", e.ToString(), "OK");
}
}
private async void Initialize()
{
// Apply an imagery basemap to the map
_myMapView.Map = new Map(Basemap.CreateDarkGrayCanvasVector());
// Create the WMS Service
WmsService service = new WmsService(_wmsUrl);
// Load the WMS Service
await service.LoadAsync();
// Get the service info (metadata) from the service.
WmsServiceInfo info = service.ServiceInfo;
// Get the list of layer infos.
foreach (var layerInfo in info.LayerInfos)
{
LayerDisplayVM.BuildLayerInfoList(new LayerDisplayVM(layerInfo, null), _viewModelList);
}
// Create an array adapter for the layer display
ArrayAdapter adapter = new ArrayAdapter(this, Android.Resource.Layout.SimpleSpinnerItem, _viewModelList);
// Apply the adapter
_myDisplayList.Adapter = adapter;
// Subscribe to selection change notifications
_myDisplayList.ItemClick += _myDisplayList_ItemClick;
// Update the map display based on the viewModel
UpdateMapDisplay(_viewModelList);
}
private async void Initialize()
{
// Show dark gray canvas basemap.
_myMapView.Map = new Map(Basemap.CreateDarkGrayCanvasVector());
// Create the WMS Service.
WmsService service = new WmsService(_wmsUrl);
// Load the WMS Service.
await service.LoadAsync();
// Get the service info (metadata) from the service.
WmsServiceInfo info = service.ServiceInfo;
List <LayerDisplayVM> viewModelList = new List <LayerDisplayVM>();
// Get the list of layer infos.
foreach (var layerInfo in info.LayerInfos)
{
LayerDisplayVM.BuildLayerInfoList(new LayerDisplayVM(layerInfo, null), viewModelList);
}
// Construct the layer list source.
_layerListSource = new LayerListSource(viewModelList, this);
// Set the source for the table view (layer list).
_myDisplayList.Source = _layerListSource;
// Force an update of the list display.
_myDisplayList.ReloadData();
}
/// <summary>
/// Takes action once a new layer selection is made
/// </summary>
private void MyDisplayList_SelectionChanged(object sender, SelectedItemChangedEventArgs e)
{
// Clear existing selection
foreach (LayerDisplayVM item in _viewModelList)
{
item.IsEnabled = false;
}
// Hold a reference to the selected item
LayerDisplayVM selectedItem = e.SelectedItem as LayerDisplayVM;
// Update the selection
selectedItem.IsEnabled = true;
// Update the map
UpdateMapDisplay(_viewModelList);
}
/// <summary>
/// Takes action once a new layer selection is made.
/// </summary>
private void MyDisplayList_SelectionChanged(object sender, SelectedItemChangedEventArgs e)
{
// Deselect all layers.
foreach (LayerDisplayVM item in _viewModelList)
{
item.Select(false);
}
// Hold a reference to the selected item
LayerDisplayVM selectedItem = (LayerDisplayVM)e.SelectedItem;
// Update the selection
selectedItem.Select();
// Update the map
UpdateMapDisplay(_viewModelList);
}
/// <summary>
/// This method gets a table view cell for the suggestion at the specified index
/// </summary>
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
{
// Try to get a re-usable cell (this is for performance)
UITableViewCell cell = tableView.DequeueReusableCell(CellId);
// If there are no cells, create a new one
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, CellId);
}
// Get the specific item to display
LayerDisplayVM item = _viewModelList[indexPath.Row];
// Set the text on the cell
cell.TextLabel.Text = item.Title;
// Return the cell
return(cell);
}
public static void BuildLayerInfoList(LayerDisplayVM root, IList <LayerDisplayVM> result)
{
// Add the root node to the result list.
result.Add(root);
// Initialize the child collection for the root.
root.Children = new List <LayerDisplayVM>();
// Recursively add sublayers.
foreach (WmsLayerInfo layer in root.Info.LayerInfos)
{
// Create the view model for the sublayer.
LayerDisplayVM layerVM = new LayerDisplayVM(layer, root);
// Add the sublayer to the root's sublayer collection.
root.Children.Add(layerVM);
// Recursively add children.
BuildLayerInfoList(layerVM, result);
}
}
private async void Initialize()
{
// Apply an imagery basemap to the map
_myMapView.Map = new Map(BasemapStyle.ArcGISDarkGray);
// Create the WMS Service
WmsService service = new WmsService(_wmsUrl);
try
{
// Load the WMS Service
await service.LoadAsync();
// Get the service info (metadata) from the service.
WmsServiceInfo info = service.ServiceInfo;
// Get the list of layer infos.
foreach (var layerInfo in info.LayerInfos)
{
LayerDisplayVM.BuildLayerInfoList(new LayerDisplayVM(layerInfo, null), _viewModelList);
}
// Create an array adapter for the layer display
ArrayAdapter adapter = new ArrayAdapter(this, Android.Resource.Layout.SimpleSpinnerItem, _viewModelList);
// Apply the adapter
_myDisplayList.Adapter = adapter;
// Subscribe to selection change notifications
_myDisplayList.ItemClick += _myDisplayList_ItemClick;
// Update the map display based on the viewModel
UpdateMapDisplay(_viewModelList);
}
catch (Exception e)
{
new AlertDialog.Builder(this).SetMessage(e.ToString()).SetTitle("Error").Show();
}
}
private async void Initialize()
{
// Show dark gray canvas basemap.
_myMapView.Map = new Map(BasemapStyle.ArcGISDarkGray);
// Create the WMS Service.
WmsService service = new WmsService(_wmsUrl);
try
{
// Load the WMS Service.
await service.LoadAsync();
// Get the service info (metadata) from the service.
WmsServiceInfo info = service.ServiceInfo;
List <LayerDisplayVM> viewModelList = new List <LayerDisplayVM>();
// Get the list of layer infos.
foreach (var layerInfo in info.LayerInfos)
{
LayerDisplayVM.BuildLayerInfoList(new LayerDisplayVM(layerInfo, null), viewModelList);
}
// Construct the layer list source.
_layerListSource = new LayerListSource(viewModelList, this);
// Set the source for the table view (layer list).
_layerList.Source = _layerListSource;
// Force an update of the list display.
_layerList.ReloadData();
}
catch (Exception e)
{
new UIAlertView("Error", e.ToString(), (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
/// <summary>
/// This method gets a table view cell for the suggestion at the specified index.
/// </summary>
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
{
// Try to get a re-usable cell (this is for performance).
UITableViewCell cell = tableView.DequeueReusableCell(CellId);
// If there are no cells, create a new one.
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, CellId)
{
BackgroundColor = UIColor.FromWhiteAlpha(0, 0f)
};
cell.TextLabel.TextColor = Owner.View.TintColor;
}
// Get the specific item to display.
LayerDisplayVM item = ViewModelList[indexPath.Row];
// Set the text on the cell.
cell.TextLabel.Text = item.Name;
// Return the cell.
return(cell);
}
public LayerDisplayVM(WmsLayerInfo info, LayerDisplayVM parent)
{
Info = info;
Parent = parent;
}
