Set max extent

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/*
 * Copyright 2022 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.set_max_extent;

import com.esri.arcgisruntime.ArcGISRuntimeEnvironment;
import com.esri.arcgisruntime.geometry.Envelope;
import com.esri.arcgisruntime.geometry.Point;
import com.esri.arcgisruntime.loadable.LoadStatus;
import com.esri.arcgisruntime.mapping.ArcGISMap;
import com.esri.arcgisruntime.mapping.BasemapStyle;
import com.esri.arcgisruntime.mapping.Viewpoint;
import com.esri.arcgisruntime.mapping.view.Graphic;
import com.esri.arcgisruntime.mapping.view.GraphicsOverlay;
import com.esri.arcgisruntime.mapping.view.MapView;
import com.esri.arcgisruntime.symbology.SimpleLineSymbol;
import com.esri.arcgisruntime.symbology.SimpleRenderer;
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Alert;
import javafx.scene.control.CheckBox;
import javafx.scene.layout.Background;
import javafx.scene.layout.BackgroundFill;
import javafx.scene.layout.CornerRadii;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.paint.Paint;
import javafx.stage.Stage;

public class SetMaxExtentSample extends Application {

  private MapView mapView;

  @Override
  public void start(Stage stage) {

    try {
      // create stack pane and application scene
      var stackPane = new StackPane();
      var scene = new Scene(stackPane);

      // set title, size, and add scene to stage
      stage.setTitle("Set Max Extent Sample");
      stage.setWidth(800);
      stage.setHeight(700);
      stage.setScene(scene);
      stage.show();

      // authentication with an API key or named user is required to access basemaps and other location services
      String yourAPIKey = System.getProperty("apiKey");
      ArcGISRuntimeEnvironment.setApiKey(yourAPIKey);

      // create a map with the streets basemap style
      ArcGISMap map = new ArcGISMap(BasemapStyle.ARCGIS_STREETS);

      // create a map view and set the map to it
      mapView = new MapView();
      mapView.setMap(map);

      // create an envelope with an extent covering the state of Colorado
      Point coloradoNorthWestPoint = new Point(-12139393.2109, 5012444.0468);
      Point coloradoSouthEastPoint = new Point(-11359277.5124, 4438148.7816);
      var envelope = new Envelope(coloradoNorthWestPoint, coloradoSouthEastPoint);

      // create a new graphics overlay and add a new graphic to it that shows the Colorado border as a red dashed line
      var graphicsOverlay = new GraphicsOverlay();
      graphicsOverlay.getGraphics().add(new Graphic(envelope));
      var simpleRenderer = new SimpleRenderer(
        new SimpleLineSymbol(SimpleLineSymbol.Style.DASH, Color.RED, 5));
      graphicsOverlay.setRenderer(simpleRenderer);

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

      // create a checkbox for toggling max extent
      var checkbox = new CheckBox("Enable Max Extent");
      checkbox.setTextFill(Color.WHITE);
      checkbox.setSelected(true);
      checkbox.setOnMouseClicked(e -> {
        if (checkbox.isSelected()) {
          map.setMaxExtent(envelope);
        } else {
          map.setMaxExtent(null);
        }
      });

      // create a control panel
      var controlsVBox = new VBox(6);
      controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.5)"),
        CornerRadii.EMPTY, Insets.EMPTY)));
      controlsVBox.setPadding(new Insets(10.0));
      controlsVBox.setMaxSize(160, 40);
      controlsVBox.setDisable(true);

      // add the checkbox to the control panel
      controlsVBox.getChildren().add(checkbox);

      // listen for the map to finish loading, and check it has loaded
      map.addDoneLoadingListener(() -> {
        if (map.getLoadStatus() == LoadStatus.LOADED) {
          // constrain the display of the map to the borders of Colorado by setting the map's max extent to the envelope
          map.setMaxExtent(envelope);
          // set the map view's viewpoint with the envelope
          mapView.setViewpoint(new Viewpoint(envelope));
          // enable the UI now that the map has loaded
          controlsVBox.setDisable(false);
        } else if (map.getLoadStatus() == LoadStatus.FAILED_TO_LOAD) {
          new Alert(Alert.AlertType.ERROR, "Map failed to load").show();
        }
      });

      // add the map view and the control panel to the stack pane
      stackPane.getChildren().addAll(mapView, controlsVBox);
      StackPane.setAlignment(controlsVBox, Pos.TOP_LEFT);
      StackPane.setMargin(controlsVBox, new Insets(10, 0, 0, 10));
    } catch (Exception e) {
      // on any error, display the stack trace.
      e.printStackTrace();
    }
  }

  /**
   * Stops and releases all resources used in application.
   */
  @Override
  public void stop() {

    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);
  }

}