import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.chart.LineChart;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart;
import javafx.scene.control.Button;
import javafx.scene.control.Slider;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;

public class Bug extends Application {

    @Override
    public void start(Stage stage) {
        stage.setTitle("Hello LineChart");
        final NumberAxis xAxis = new NumberAxis();
        final NumberAxis yAxis = new NumberAxis();
        final LineChart<Number, Number> lc = new LineChart<Number, Number>(xAxis, yAxis);

        lc.setTitle("Line Chart Example");
        xAxis.setLabel("X Axis");
        yAxis.setLabel("Y Axis");

        XYChart.Series series = new XYChart.Series();
        series.setName("Data Series 1");

        series.getData().add(new XYChart.Data(20d, 50d));
        series.getData().add(new XYChart.Data(40d, 80d));
        series.getData().add(new XYChart.Data(50d, 90d));
        series.getData().add(new XYChart.Data(70d, 30d));
        series.getData().add(new XYChart.Data(170d, 122d));
        lc.getData().add(series);

        final Slider s = new Slider();
        s.setShowTickLabels(true);
        s.setShowTickMarks(true);

        Button b = new Button("Set minor tick count");
        b.setOnAction(new EventHandler<ActionEvent>() {

            @Override
            public void handle(ActionEvent t) {
                xAxis.setMinorTickCount(3);
                s.setMinorTickCount(3);
            }
        });

        VBox vb = new VBox();
        vb.getChildren().addAll(lc, b, s);

        Scene scene = new Scene(vb, 500, 500);
        stage.setScene(scene);
        stage.show();
    }

    public static void main(String[] args) {
        Application.launch(args);
    }
}