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/*
* 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.change_viewpoint;
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
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.Paint;
import javafx.stage.Stage;
import com.esri.arcgisruntime.ArcGISRuntimeEnvironment;
import com.esri.arcgisruntime.geometry.Point;
import com.esri.arcgisruntime.geometry.PointCollection;
import com.esri.arcgisruntime.geometry.Polyline;
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.Viewpoint;
import com.esri.arcgisruntime.mapping.view.MapView;
public class ChangeViewpointSample extends Application {
private MapView mapView;
private SpatialReference spatialReference;
private static final int SCALE = 5000;
@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("/change_viewpoint/style.css").toExternalForm());
// set title, size, and add scene to stage
stage.setTitle("Change Viewpoint 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 control panel
VBox controlsVBox = new VBox(6);
controlsVBox.setBackground(new Background(new BackgroundFill(Paint.valueOf("rgba(0,0,0,0.3)"), CornerRadii.EMPTY,
Insets.EMPTY)));
controlsVBox.setPadding(new Insets(10.0));
controlsVBox.setMaxSize(260, 120);
controlsVBox.getStyleClass().add("panel-region");
// create buttons for interaction
Button animateButton = new Button("LONDON (Animate)");
Button centerButton = new Button("WATERLOO (Center and Scaled)");
Button geometryButton = new Button("WESTMINSTER (Geometry)");
animateButton.setMaxWidth(Double.MAX_VALUE);
centerButton.setMaxWidth(Double.MAX_VALUE);
geometryButton.setMaxWidth(Double.MAX_VALUE);
animateButton.setOnAction(e -> {
// create the London location point
Point londonPoint = new Point(-14093, 6711377, spatialReference);
// create the viewpoint with the London point and scale
Viewpoint viewpoint = new Viewpoint(londonPoint, SCALE);
// set the map views's viewpoint to London with a seven second duration
mapView.setViewpointAsync(viewpoint, 7);
});
centerButton.setOnAction(e -> {
// create the Waterloo location point
Point waterlooPoint = new Point(-12153, 6710527, spatialReference);
// set the map views's viewpoint centered on Waterloo and scaled
mapView.setViewpointCenterAsync(waterlooPoint, SCALE);
});
geometryButton.setOnAction(e -> {
// create a collection of points around Westminster
PointCollection westminsterPoints = new PointCollection(spatialReference);
westminsterPoints.add(new Point(-13823, 6710390));
westminsterPoints.add(new Point(-13823, 6710150));
westminsterPoints.add(new Point(-14680, 6710390));
westminsterPoints.add(new Point(-14680, 6710150));
Polyline geometry = new Polyline(westminsterPoints);
// set the map views's viewpoint to Westminster
mapView.setViewpointGeometryAsync(geometry);
});
// add controls to the user interface panel
controlsVBox.getChildren().addAll(animateButton, centerButton, geometryButton);
// create a map with the imagery basemap style
ArcGISMap map = new ArcGISMap(BasemapStyle.ARCGIS_IMAGERY);
// create a map view and set the map to it
mapView = new MapView();
mapView.setMap(map);
// create spatial reference for all points
spatialReference = SpatialReferences.getWebMercator();
// create point for starting location
Point startPoint = new Point(-14093, 6711377, spatialReference);
// set viewpoint of map view to starting point and scaled
mapView.setViewpointCenterAsync(startPoint, SCALE);
// add map view and control panel to 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, print the 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);
}
}
