Simple renderer

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/*
 * Copyright 2017 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.simple_renderer;

import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.layout.StackPane;
import javafx.scene.paint.Color;
import javafx.stage.Stage;

import com.esri.arcgisruntime.ArcGISRuntimeEnvironment;
import com.esri.arcgisruntime.geometry.Envelope;
import com.esri.arcgisruntime.geometry.Point;
import com.esri.arcgisruntime.geometry.SpatialReference;
import com.esri.arcgisruntime.geometry.SpatialReferences;
import com.esri.arcgisruntime.mapping.ArcGISMap;
import com.esri.arcgisruntime.mapping.BasemapStyle;
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.SimpleMarkerSymbol;
import com.esri.arcgisruntime.symbology.SimpleRenderer;

public class SimpleRendererSample 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);

      // size the stage, add a title, and set scene to stage
      stage.setTitle("Simple Renderer 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 imagery basemap style
      final ArcGISMap map = new ArcGISMap(BasemapStyle.ARCGIS_IMAGERY);

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

      // create a spatial reference for the points
      final SpatialReference spatialReference = SpatialReferences.getWgs84();

      // create points for displaying graphics
      Point oldFaithfulPoint = new Point(-110.828140, 44.460458, spatialReference);
      Point cascadeGeyserPoint = new Point(-110.829004, 44.462438, spatialReference);
      Point plumeGeyserPoint = new Point(-110.829381, 44.462735, spatialReference);

      // create initial viewpoint using an envelope
      Envelope envelope = new Envelope(oldFaithfulPoint, plumeGeyserPoint);

      // set viewpoint on map view with padding
      mapView.setViewpointGeometryAsync(envelope, 100.0);

      // create a graphics overlay and add it to the map view
      GraphicsOverlay graphicsOverlay = new GraphicsOverlay();
      mapView.getGraphicsOverlays().add(graphicsOverlay);

      // create a red simple symbol for use in a simple renderer
      SimpleMarkerSymbol symbol = new SimpleMarkerSymbol(SimpleMarkerSymbol.Style.CROSS, Color.RED, 12);
      SimpleRenderer renderer = new SimpleRenderer(symbol);

      // apply the renderer to the graphics overlay
      graphicsOverlay.setRenderer(renderer);

      // create graphics from the location points.
      Graphic oldFaithfulGraphic = new Graphic(oldFaithfulPoint);

      Graphic cascadeGeyserGraphic = new Graphic(cascadeGeyserPoint);
      Graphic plumeGeyserGraphic = new Graphic(plumeGeyserPoint);
      graphicsOverlay.getGraphics().add(oldFaithfulGraphic);
      graphicsOverlay.getGraphics().add(cascadeGeyserGraphic);
      graphicsOverlay.getGraphics().add(plumeGeyserGraphic);

      // add the map view and control box to stack pane
      stackPane.getChildren().add(mapView);
    } catch (Exception e) {
      // on any error, display stack trace
      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);
  }
}