javafx/javafx2.samples/ChartAdvancedBar/src/chartadvancedbar/ChartAdvancedBar.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 chartadvancedbar;


import java.util.Arrays;
import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.chart.BarChart;
import javafx.scene.chart.CategoryAxis;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart;
import javafx.stage.Stage;

/**
 *
 * An advanced bar chart with a variety of controls.
 *
 * @see javafx.scene.chart.BarChart
 * @see javafx.scene.chart.Chart
 * @see javafx.scene.chart.NumberAxis
 * @see javafx.scene.chart.XYChart
 */
public class ChartAdvancedBar extends Application {

    private void init(Stage primaryStage) {
        Group root = new Group();
        primaryStage.setScene(new Scene(root));
        root.getChildren().add(createChart());
    }

    protected BarChart<String, Number> createChart() {
        final String[] years = {"2007", "2008", "2009"};
        final CategoryAxis xAxis = new CategoryAxis();
        final NumberAxis yAxis = new NumberAxis();
        yAxis.setTickLabelFormatter(new NumberAxis.DefaultFormatter(yAxis,"$",null));
        final BarChart<String,Number> bc = new BarChart<String,Number>(xAxis,yAxis);
        // setup chart
        bc.setTitle("Advanced Bar Chart");
        xAxis.setLabel("Year");
        xAxis.setCategories(FXCollections.<String>observableArrayList(Arrays.asList(years)));
        yAxis.setLabel("Price");
        // add starting data
        XYChart.Series<String,Number> series1 = new XYChart.Series<String,Number>();
        series1.setName("Data Series 1");
        XYChart.Series<String,Number> series2 = new XYChart.Series<String,Number>();
        series2.setName("Data Series 2");
        XYChart.Series<String,Number> series3 = new XYChart.Series<String,Number>();
        series3.setName("Data Series 3");
        // create sample data
        series1.getData().add(new XYChart.Data<String,Number>(years[0], 567));
        series1.getData().add(new XYChart.Data<String,Number>(years[1], 1292));
        series1.getData().add(new XYChart.Data<String,Number>(years[2], 2180));
        series2.getData().add(new XYChart.Data<String,Number>(years[0], 956));
        series2.getData().add(new XYChart.Data<String,Number>(years[1], 1665));
        series2.getData().add(new XYChart.Data<String,Number>(years[2], 2450));
        series3.getData().add(new XYChart.Data<String,Number>(years[0], 800));
        series3.getData().add(new XYChart.Data<String,Number>(years[1], 1000));
        series3.getData().add(new XYChart.Data<String,Number>(years[2], 2800));
        bc.getData().add(series1);
        bc.getData().add(series2);
        bc.getData().add(series3);
        return bc;
    }

    @Override public void start(Stage primaryStage) throws Exception {
        init(primaryStage);
        primaryStage.show();
    }

    /**
     * The main() method is ignored in correctly deployed JavaFX 
     * application. main() serves only as fallback in case the 
     * application can not be launched through deployment artifacts,
     * e.g., in IDEs with limited FX support. NetBeans ignores main().
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
}