private void DisableBasemapLayer()
{
RemoveBasemapLayer(_baseLayer);
_optionsAction.Enabled = false;
_baseLayer = null;
}
private void EnableBasemapLayer(ServiceProvider serviceProvider)
{
if (_baseLayer == null)
{
// Need to first initialize and add the basemap layer synchronously (it will fail if done in another thread).
var tempImageData = new InRamImageData(Resources.nodata, new Extent(1, 1, 2, 2));
_baseLayer = new WebMapImageLayer()
{
LegendText = Resources.Legend_Title,
Projection = App.Map.Projection
};
_baseLayer.WebMapName = serviceProvider.Name;
if (serviceProvider is WmtsServiceProvider wmtsServiceProvider)
{
_baseLayer.WebMapUrl = wmtsServiceProvider.CapabilitiesUrl;
}
_baseLayer.RemoveItem += BaseMapLayerRemoveItem;
App.Map.Layers.Insert(0, _baseLayer);
}
else
{
if (_baseLayer.WebMapName != serviceProvider.Name)
{
_baseLayer.WebMapName = serviceProvider.Name;
}
}
}
private void BaseMapLayerRemoveItem(object sender, EventArgs e)
{
if (_baseLayer != null)
{
_baseLayer.RemoveItem -= BaseMapLayerRemoveItem;
}
_baseLayer = null;
_serviceDropDown.SelectedItem = _emptyProvider;
}
/// <summary>
/// Deserializes the WebMap settings and loads the corresponding basemap.
/// </summary>
/// <param name="sender">Sender that raised the event.</param>
/// <param name="e">The event args.</param>
private void SerializationManagerDeserializing(object sender, SerializingEventArgs e)
{
try
{
if (_baseLayer != null)
{
// disable BaseMap because we might be loading a project that doesn't have a basemap
DisableBasemapLayer();
_serviceDropDown.SelectedItem = _emptyProvider;
}
_baseLayer = (WebMapImageLayer)App.Map.MapFrame.GetAllLayers().FirstOrDefault(layer => layer.LegendText == Resources.Legend_Title);
if (_baseLayer != null)
{
//_baseLayer.Projection = _webMercProj; // changed by jany_(2015-07-09) set the projection because if it is not set we produce a cross thread exception when DotSpatial tries to show the projection dialog
var item = _serviceDropDown.Items.OfType <ServiceProvider>().FirstOrDefault(p => p.Name.Equals(_baseLayer.WebMapName, StringComparison.InvariantCultureIgnoreCase));
if (item == null)
{
if (_baseLayer.WebMapUrl?.ToLower().Contains("wmts") == true)
{
item = _serviceDropDown.Items.OfType <ServiceProvider>().FirstOrDefault(p => p.Name.Equals("Wmts", StringComparison.InvariantCultureIgnoreCase));
if (item is WmtsServiceProvider wmtsServiceProvider)
{
wmtsServiceProvider.Name = _baseLayer.WebMapName;
wmtsServiceProvider.CapabilitiesUrl = _baseLayer.WebMapUrl;
}
}
}
// hack: need to set provider to original object, not a new one.
if (item != null)
{
_ignoreServiceChanged = true;
_serviceDropDown.SelectedItem = item;
_ignoreServiceChanged = false;
if (CurrentProvider != null)
{
EnableBasemapFetching(CurrentProvider);
}
}
}
}
catch (Exception ex)
{
Debug.Print(ex.StackTrace);
}
}
