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tschietschie
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Merge pull request #114 from Esri/tyle8552/screenshot-fix
updated sample class name, removed unused imports
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‎src/main/java/com/esri/samples/mapview/take_screen_shot/TakeScreenShot.java‎ renamed to ‎src/main/java/com/esri/samples/mapview/take_screen_shot/TakeScreenShotSample.java‎

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/*
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* Copyright 2016 Esri.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.esri.samples.mapview.take_screen_shot;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.util.Optional;
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import javax.imageio.ImageIO;
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import javafx.application.Application;
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import javafx.embed.swing.SwingFXUtils;
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import javafx.geometry.Pos;
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import javafx.scene.Scene;
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import javafx.scene.control.Alert;
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import javafx.scene.control.Alert.AlertType;
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import javafx.scene.control.Button;
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import javafx.scene.control.ButtonBar.ButtonData;
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import javafx.scene.control.ButtonType;
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import javafx.scene.image.Image;
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import javafx.scene.image.ImageView;
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import javafx.scene.layout.BorderPane;
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import javafx.stage.FileChooser;
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import javafx.stage.Stage;
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import com.esri.arcgisruntime.concurrent.ListenableFuture;
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import com.esri.arcgisruntime.mapping.ArcGISMap;
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import com.esri.arcgisruntime.mapping.Basemap;
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import com.esri.arcgisruntime.mapping.view.MapView;
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public class TakeScreenShot extends Application {
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private MapView mapView;
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@Override
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public void start(Stage stage) throws Exception {
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try {
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// create stack pane and application scene
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BorderPane borderPane = new BorderPane();
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Scene scene = new Scene(borderPane);
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// set title, size, and add scene to stage
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stage.setTitle("Take Screen Shot Sample");
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stage.setWidth(800);
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stage.setHeight(700);
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stage.setScene(scene);
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stage.show();
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// create map and set to map view
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ArcGISMap map = new ArcGISMap(Basemap.createStreets());
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mapView = new MapView();
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mapView.setMap(map);
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// create a file chooser for saving image
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final FileChooser fileChooser = new FileChooser();
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fileChooser.setInitialFileName("map-screenshot");
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fileChooser.getExtensionFilters().add(new FileChooser.ExtensionFilter("PNG file (*.png)", "*.png"));
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// create button to take screen shot
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Button screenShotButton = new Button("Take Screenshot");
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screenShotButton.setMaxSize(Double.MAX_VALUE, Double.MAX_VALUE);
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screenShotButton.setOnAction(e -> {
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// export image from map view
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ListenableFuture<Image> mapImage = mapView.exportImageAsync();
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mapImage.addDoneListener(() -> {
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try {
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// get image
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Image image = mapImage.get();
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// choose a location to save the file
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File file = fileChooser.showSaveDialog(stage);
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if (file != null) {
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// write the image to the save location
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ImageIO.write(SwingFXUtils.fromFXImage(image, null), "png", file);
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}
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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});
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});
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// add the map view to stack pane
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borderPane.setCenter(mapView);
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borderPane.setBottom(screenShotButton);
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} catch (Exception e) {
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// on any error, display the stack trace.
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e.printStackTrace();
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}
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}
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/**
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* Stops and releases all resources used in application.
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*/
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@Override
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public void stop() throws Exception {
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if (mapView != null) {
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mapView.dispose();
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}
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}
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/**
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* Opens and runs application.
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*
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* @param args arguments passed to this application
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*/
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public static void main(String[] args) {
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Application.launch(args);
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}
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}
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/*
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* Copyright 2016 Esri.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.esri.samples.mapview.take_screen_shot;
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import java.io.File;
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import javax.imageio.ImageIO;
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import com.esri.arcgisruntime.concurrent.ListenableFuture;
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import com.esri.arcgisruntime.mapping.ArcGISMap;
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import com.esri.arcgisruntime.mapping.Basemap;
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import com.esri.arcgisruntime.mapping.view.MapView;
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import javafx.application.Application;
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import javafx.embed.swing.SwingFXUtils;
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import javafx.scene.Scene;
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import javafx.scene.control.Button;
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import javafx.scene.image.Image;
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import javafx.scene.layout.BorderPane;
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import javafx.stage.FileChooser;
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import javafx.stage.Stage;
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public class TakeScreenShotSample extends Application {
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private MapView mapView;
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@Override
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public void start(Stage stage) throws Exception {
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try {
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// create stack pane and application scene
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BorderPane borderPane = new BorderPane();
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Scene scene = new Scene(borderPane);
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// set title, size, and add scene to stage
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stage.setTitle("Take Screen Shot Sample");
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stage.setWidth(800);
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stage.setHeight(700);
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stage.setScene(scene);
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stage.show();
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// create map and set to map view
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ArcGISMap map = new ArcGISMap(Basemap.createStreets());
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mapView = new MapView();
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mapView.setMap(map);
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// create a file chooser for saving image
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final FileChooser fileChooser = new FileChooser();
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fileChooser.setInitialFileName("map-screenshot");
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fileChooser.getExtensionFilters().add(new FileChooser.ExtensionFilter("PNG file (*.png)", "*.png"));
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// create button to take screen shot
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Button screenShotButton = new Button("Take Screenshot");
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screenShotButton.setMaxSize(Double.MAX_VALUE, Double.MAX_VALUE);
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screenShotButton.setOnAction(e -> {
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// export image from map view
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ListenableFuture<Image> mapImage = mapView.exportImageAsync();
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mapImage.addDoneListener(() -> {
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try {
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// get image
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Image image = mapImage.get();
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// choose a location to save the file
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File file = fileChooser.showSaveDialog(stage);
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if (file != null) {
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// write the image to the save location
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ImageIO.write(SwingFXUtils.fromFXImage(image, null), "png", file);
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}
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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});
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});
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// add the map view to stack pane
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borderPane.setCenter(mapView);
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borderPane.setBottom(screenShotButton);
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} catch (Exception e) {
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// on any error, display the stack trace.
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e.printStackTrace();
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}
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}
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/**
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* Stops and releases all resources used in application.
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*/
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@Override
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public void stop() throws Exception {
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if (mapView != null) {
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mapView.dispose();
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}
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}
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/**
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* Opens and runs application.
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*
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* @param args arguments passed to this application
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*/
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public static void main(String[] args) {
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Application.launch(args);
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}
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}

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