private async void BtnZoomToFeatures_Click(object sender, EventArgs e)
{
// Create the query parameters
QueryParameters queryStates = new QueryParameters {
WhereClause = $"upper(ST) LIKE '%{txtStateEntry.Text.ToUpper()}%'"
};
// Get the extent from the query
Envelope resultExtent = await _myFeatureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid)
if (resultExtent?.SpatialReference == null)
{
return;
}
// Create a viewpoint from the extent
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint
await MyMapView.SetViewpointAsync(resultViewpoint);
// Update the UI
txtResults.Text = $"Zoomed to features in {txtStateEntry.Text}";
}
private async void BtnZoomToFeaturesClick(object sender, RoutedEventArgs e)
{
try
{
// Create the query parameters.
QueryParameters queryStates = new QueryParameters {
WhereClause = $"upper(State) LIKE '%{StateTextbox.Text}%'"
};
// Get the extent from the query.
Envelope resultExtent = await _featureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid).
if (resultExtent?.SpatialReference == null)
{
ResultsTextbox.Text = "No results. Search for an abbreviated name (e.g. NH).";
return;
}
// Create a viewpoint from the extent.
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint.
await MyMapView.SetViewpointAsync(resultViewpoint);
// Update the UI.
ResultsTextbox.Text = $"Zoomed to features in {StateTextbox.Text}";
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Error");
}
}
private async void BtnZoomToFeatures_Click(object sender, EventArgs e)
{
// Create the query parameters.
QueryParameters queryStates = new QueryParameters {
WhereClause = $"upper(State) LIKE '%{_myStateEntry.Text.ToUpper()}%'"
};
try
{
// Get the extent from the query.
Envelope resultExtent = await _featureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid).
if (resultExtent?.SpatialReference == null)
{
_myResultsLabel.Text = $"Couldn't zoom to features in {_myStateEntry.Text}.";
return;
}
// Create a viewpoint from the extent.
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint.
await _myMapView.SetViewpointAsync(resultViewpoint);
// Update label.
_myResultsLabel.Text = $"Zoomed to features in {_myStateEntry.Text}.";
}
catch (Exception ex)
{
new AlertDialog.Builder(this).SetMessage(ex.ToString()).SetTitle("Error").Show();
}
}
private async void ZoomToFeature(string query)
{
// Create the query parameters.
QueryParameters queryStates = new QueryParameters {
WhereClause = $"upper(State) LIKE '%{query.ToUpper()}%'"
};
try
{
// Get the extent from the query.
Envelope resultExtent = await _featureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid).
if (resultExtent?.SpatialReference == null)
{
return;
}
// Create a viewpoint from the extent.
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint.
await _myMapView.SetViewpointAsync(resultViewpoint);
// Update the UI.
_resultLabel.Text = $"Zoomed to features in {query}";
}
catch (Exception ex)
{
new UIAlertView("Error", ex.ToString(), (IUIAlertViewDelegate)null, "OK", null).Show();
}
}
private async void BtnZoomToFeaturesClick(object sender, RoutedEventArgs e)
{
// Create the query parameters.
QueryParameters queryStates = new QueryParameters()
{
WhereClause = $"upper(State) LIKE '%{StateEntry.Text.ToUpper()}%'"
};
try
{
// Get the extent from the query.
Envelope resultExtent = await _featureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid).
if (resultExtent?.SpatialReference == null)
{
return;
}
// Create a viewpoint from the extent.
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint.
await MyMapView.SetViewpointAsync(resultViewpoint);
// Update the UI.
ResultView.Text = $"Zoomed to features in {StateEntry.Text}";
ResultView.Visibility = Visibility.Visible;
}
catch (Exception ex)
{
await new MessageDialog(ex.ToString(), "Error").ShowAsync();
}
}
private async void BtnZoomToFeaturesClick(object sender, RoutedEventArgs e)
{
// Create the query parameters.
QueryParameters queryStates = new QueryParameters()
{
WhereClause = string.Format("upper(ST) LIKE '%{0}%'", StateTextbox.Text.ToUpper())
};
// Get the extent from the query.
Envelope resultExtent = await _myFeatureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid).
if (resultExtent == null || resultExtent.SpatialReference == null)
{
ResultsTextbox.Text = "No results. Search for an abbreviated name (e.g. NH).";
return;
}
// Create a viewpoint from the extent.
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint.
await MyMapView.SetViewpointAsync(resultViewpoint);
// Update the UI.
ResultsTextbox.Text = string.Format("Zoomed to features in {0}", StateTextbox.Text);
}
private async void BtnZoomToFeatures_Click(object sender, EventArgs e)
{
// Create the query parameters.
QueryParameters queryStates = new QueryParameters {
WhereClause = $"upper(State) LIKE '%{txtStateEntry.Text.ToUpper()}%'"
};
try
{
// Get the extent from the query.
Envelope resultExtent = await _featureTable.QueryExtentAsync(queryStates);
// Return if there is no result (might happen if query is invalid).
if (resultExtent?.SpatialReference == null)
{
return;
}
// Create a viewpoint from the extent.
Viewpoint resultViewpoint = new Viewpoint(resultExtent);
// Zoom to the viewpoint.
await MyMapView.SetViewpointAsync(resultViewpoint);
// Update the UI.
txtResults.Text = $"Zoomed to features in {txtStateEntry.Text}";
}
catch (Exception ex)
{
await((Page)Parent).DisplayAlert("Error", ex.ToString(), "OK");
}
}
