nl.rivm.cib.fx.HelloWorldJavaFX.java Source code

Introduction

Here is the source code for nl.rivm.cib.fx.HelloWorldJavaFX.java

Source

/* $Id: c5e262cd8fd6066586ef735ae014014b41b891b8 $
 * 
 * Part of ZonMW project no. 50-53000-98-156
 * 
 * @license
 * 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.
 * 
 * Copyright (c) 2016 RIVM National Institute for Health and Environment 
 */
package nl.rivm.cib.fx;

import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.Logger;

import io.coala.log.LogUtil;
import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.fxml.FXML;
import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.chart.LineChart;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart;
import javafx.scene.control.Label;
import javafx.scene.control.TextField;
import javafx.stage.Stage;

/**
 * {@link HelloWorldJavaFX}
 * 
 * @version $Id: c5e262cd8fd6066586ef735ae014014b41b891b8 $
 * @author Rick van Krevelen
 */
@SuppressWarnings({ "restriction", "rawtypes", "unchecked" })
public class HelloWorldJavaFX extends Application {
    /** */
    private static final Logger LOG = LogUtil.getLogger(HelloWorldJavaFX.class);

    @FXML
    private TextField firstNameField;

    @FXML
    private TextField lastNameField;

    @FXML
    private Label messageLabel;

    @FXML
    private LineChart chart;

    /** button calls {@link #sayHello}, as per the JavaFX mark-up */
    public void sayHello() {

        String firstName = firstNameField.getText();
        String lastName = lastNameField.getText();

        StringBuilder builder = new StringBuilder();

        if (!StringUtils.isEmpty(firstName)) {
            builder.append(firstName);
        }

        if (!StringUtils.isEmpty(lastName)) {
            if (builder.length() > 0) {
                builder.append(" ");
            }
            builder.append(lastName);
        }

        if (builder.length() > 0) {
            String name = builder.toString();
            LOG.debug("Saying hello to " + name);
            messageLabel.setText("Hello " + name);
        } else {
            LOG.debug("Neither first name nor last name was set, saying hello to anonymous person");
            messageLabel.setText("Hello mysterious person");
        }
    }

    public static void main(final String[] args) throws Exception {
        launch(args);
    }

    public Parent createContent() {
        final ObservableList<XYChart.Series<Double, Double>> lineChartData = FXCollections.observableArrayList(

                new LineChart.Series<>("Series 1", FXCollections.observableArrayList(

                        new XYChart.Data<>(0.0, 1.0),

                        new XYChart.Data<>(1.2, 1.4),

                        new XYChart.Data<>(2.2, 1.9),

                        new XYChart.Data<>(2.7, 2.3),

                        new XYChart.Data<>(2.9, 0.5)

                )),

                new LineChart.Series<>("Series 2", FXCollections.observableArrayList(

                        new XYChart.Data<>(0.0, 1.6),

                        new XYChart.Data<>(0.8, 0.4),

                        new XYChart.Data<>(1.4, 2.9),

                        new XYChart.Data<>(2.1, 1.3),

                        new XYChart.Data<>(2.6, 0.9)

                ))

        );

        final NumberAxis xAxis = new NumberAxis();
        xAxis.setAutoRanging(false);
        xAxis.setTickLabelsVisible(false);
        xAxis.setTickMarkVisible(false);

        final NumberAxis yAxis = new NumberAxis();
        yAxis.setAutoRanging(true);

        this.chart = new LineChart(xAxis, yAxis, lineChartData);
        return this.chart;

    }

    @Override
    public void start(final Stage stage) throws Exception {

        LOG.info("Starting Hello JavaFX and Maven demonstration application");

        String fxmlFile = "/fxml/hello.fxml";
        LOG.debug("Loading FXML for main view from: {}", fxmlFile);
        FXMLLoader loader = new FXMLLoader();
        Parent rootNode = (Parent) loader.load(getClass().getResourceAsStream(fxmlFile));

        LOG.debug("Showing JFX scene");
        Scene scene = new Scene(rootNode, 400, 200);
        scene.getStylesheets().add("/styles/styles.css");

        stage.setTitle("Hello JavaFX and Maven");
        stage.setScene(scene);
        stage.show();
    }
}