/*
 * Copyright 2018 Esri.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.esri.samples.displayinformation.sketch_on_map;

import com.esri.arcgisruntime.mapping.ArcGISMap;
import com.esri.arcgisruntime.mapping.Basemap;
import com.esri.arcgisruntime.mapping.view.GraphicsOverlay;
import com.esri.arcgisruntime.mapping.view.MapView;
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;

public class SketchOnMapSample extends Application {

  private MapView mapView;

  @Override
  public void start(Stage stage) {

    try {
      // create stack pane and application scene
      StackPane stackPane = new StackPane();
      Scene scene = new Scene(stackPane);
      scene.getStylesheets().add(getClass().getResource("/css/style.css").toExternalForm());

      // set title, size, and add scene to stage
      stage.setTitle("Sketch on Map Sample");
      stage.setWidth(1000);
      stage.setHeight(700);
      stage.setScene(scene);
      stage.show();

      // create a map with a basemap and add it to the map view
      ArcGISMap map = new ArcGISMap(Basemap.Type.IMAGERY, 64.3286, -15.5314, 13 );
      mapView = new MapView();
      mapView.setMap(map);

      // create a graphics overlay for the graphics
      GraphicsOverlay graphicsOverlay = new GraphicsOverlay();

      // add the graphics overlay to the map view
      mapView.getGraphicsOverlays().add(graphicsOverlay);

      // create a new sketch editor and add it to the map view




      // add the map view to the stack pane
      stackPane.getChildren().addAll(mapView);



    } catch (Exception e) {

      e.printStackTrace();
    }
  }

  /**
   * Stops and releases all resources used in application
   */
  @Override
  public void stop() {
    // release resources when the application closes
    if (mapView != null) {
      mapView.dispose();
    }
  }

  /**
   * Opens and runs application.
   *
   * @param args arguments passed to this application
   */
  public static void main(String[] args) {

    Application.launch(args);
  }
}

Create SketchOnMapSample.java