private void Initialize()
{
// Create a light gray canvas map
Map myMap = new Map(Basemap.CreateLightGrayCanvas());
// Create graphics overlay to display sketch geometry
_sketchOverlay = new GraphicsOverlay();
_myMapView.GraphicsOverlays.Add(_sketchOverlay);
// Assign the map to the MapView
_myMapView.Map = myMap;
// Set the sketch editor configuration to allow vertex editing, resizing, and moving
SketchEditConfiguration config = _myMapView.SketchEditor.EditConfiguration;
config.AllowVertexEditing = true;
config.ResizeMode = SketchResizeMode.Uniform;
config.AllowMove = true;
// Listen to the sketch editor tools CanExecuteChange so controls can be enabled/disabled
_myMapView.SketchEditor.UndoCommand.CanExecuteChanged += CanExecuteChanged;
_myMapView.SketchEditor.RedoCommand.CanExecuteChanged += CanExecuteChanged;
_myMapView.SketchEditor.CompleteCommand.CanExecuteChanged += CanExecuteChanged;
// Listen to collection changed event on the graphics overlay to enable/disable controls that require a graphic
_sketchOverlay.Graphics.CollectionChanged += GraphicsChanged;
}
private void Initialize()
{
// Create a light gray canvas map
Map myMap = new Map(Basemap.CreateLightGrayCanvas());
// Create graphics overlay to display sketch geometry
_sketchOverlay = new GraphicsOverlay();
MyMapView.GraphicsOverlays.Add(_sketchOverlay);
// Assign the map to the MapView
MyMapView.Map = myMap;
// Fill the combo box with choices for the sketch modes (shapes)
SketchModeComboBox.ItemsSource = System.Enum.GetValues(typeof(SketchCreationMode));
SketchModeComboBox.SelectedIndex = 0;
// Set the sketch editor configuration to allow vertex editing, resizing, and moving
SketchEditConfiguration config = MyMapView.SketchEditor.EditConfiguration;
config.AllowVertexEditing = true;
config.ResizeMode = SketchResizeMode.Uniform;
config.AllowMove = true;
// Set the sketch editor as the page's data context
DataContext = MyMapView.SketchEditor;
}
} // end CreateGraphic
/// <summary>
/// Draw Button Callback
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void DrawButtonClick(object sender, RoutedEventArgs e)
{
if (selectedLayers == null)
{
MessageBox.Show("Please select at least one layer", "LAYER SELECTION ERROR");
haveLayer = false;
}
else if (selectedLayers.Count < 1)
{
haveLayer = false;
MessageBox.Show("Please select at least one layer", "LAYER SELECTION ERROR");
}
else try
{
// Clear out previous graphics if they exist
sketchOverlay.Graphics.Clear();
// Set Buttons
AOIDraw.IsEnabled = true;
AOIClear.IsEnabled = true;
AOICancel.IsEnabled = true;
AOISelect.IsEnabled = true;
// Create graphics area for a redrawable rectangle w/labels
SketchCreationMode creationMode = (SketchCreationMode)6;
SketchEditConfiguration sketchEdit = new SketchEditConfiguration
{
AllowMove = true,
AllowRotate = false,
ResizeMode = (SketchResizeMode)1
};
// Let the user draw on the map view using the chosen sketch mode
Esri.ArcGISRuntime.Geometry.Geometry geometry =
await BasemapView.SketchEditor.StartAsync(creationMode, true);
// Create and add a graphic from the geometry the user drew
Graphic graphic = CreateGraphic(geometry);
sketchOverlay.Graphics.Add(graphic);
haveSketch = true;
}
catch (TaskCanceledException)
{
sketchOverlay.Graphics.Clear();
haveSketch = false;
AOIDraw.IsEnabled = true;
AOIClear.IsEnabled = true;
AOICancel.IsEnabled = true;
AOISelect.IsEnabled = true;
}
catch (Exception ex)
{
// Report exceptions
MessageBox.Show("Error drawing graphic shape: " + ex.Message);
}
} // end DrawButtonClick
private void Initialize()
{
// Create a light gray canvas map
Map myMap = new Map(Basemap.CreateLightGrayCanvas());
// Create graphics overlay to display sketch geometry
_sketchOverlay = new GraphicsOverlay();
MyMapView.GraphicsOverlays.Add(_sketchOverlay);
// Assign the map to the MapView
MyMapView.Map = myMap;
// Fill the combo box with choices for the sketch modes (shapes)
Array sketchModes = System.Enum.GetValues(typeof(SketchCreationMode));
foreach (object mode in sketchModes)
{
SketchModePicker.Items.Add(mode.ToString());
}
SketchModePicker.SelectedIndex = 0;
// Set the sketch editor configuration to allow vertex editing, resizing, and moving
SketchEditConfiguration config = MyMapView.SketchEditor.EditConfiguration;
config.AllowVertexEditing = true;
config.ResizeMode = SketchResizeMode.Uniform;
config.AllowMove = true;
// Set a gray background color for Android
if (Device.RuntimePlatform == Device.Android)
{
DrawToolsGrid.BackgroundColor = Color.Gray;
}
// Hack to get around linker being too aggressive - this should be done with binding.
UndoButton.Command = MyMapView.SketchEditor.UndoCommand;
RedoButton.Command = MyMapView.SketchEditor.RedoCommand;
CompleteButton.Command = MyMapView.SketchEditor.CompleteCommand;
}
private void drawAndEditCheckBox_Checked(object sender, RoutedEventArgs e)
{
Window w = Window.GetWindow(this);
myMapView = (MapView)w.FindName("myMapView");
////////////////////////////////////////////////////////////////////////////////////////////////
SketchModeComboBox.ItemsSource = System.Enum.GetValues(typeof(SketchCreationMode));
SketchModeComboBox.SelectedIndex = 0;
//SketchEditConfiguration config = myMapView.SketchEditor.EditConfiguration;
//config.AllowVertexEditing = true;
//config.ResizeMode = SketchResizeMode.Uniform;
//config.AllowMove = true;
// Set the sketch editor configuration to allow vertex editing, resizing, and moving
SketchEditConfiguration config = myMapView.SketchEditor.EditConfiguration;
config.AllowVertexEditing = true;
config.ResizeMode = SketchResizeMode.Uniform;
config.AllowMove = true;
// Set the sketch editor as the page's data context
DataContext = myMapView.SketchEditor;
}
