Java tutorial
import javafx.application.Application; import javafx.collections.FXCollections; import javafx.collections.ObservableList; import javafx.event.EventHandler; import javafx.scene.Scene; import javafx.scene.paint.Color; import javafx.stage.Stage; import javafx.scene.chart.*; import javafx.scene.Group; import javafx.scene.control.Label; import javafx.scene.input.MouseEvent; public class Main extends Application { @Override public void start(Stage stage) { Scene scene = new Scene(new Group()); stage.setTitle("Imported Fruits"); stage.setWidth(500); stage.setHeight(500); ObservableList<PieChart.Data> pieChartData = FXCollections.observableArrayList( new PieChart.Data("Grapefruit", 13), new PieChart.Data("Oranges", 25), new PieChart.Data("Plums", 10), new PieChart.Data("Pears", 22), new PieChart.Data("Apples", 30)); final PieChart chart = new PieChart(pieChartData); chart.setTitle("Imported Fruits"); final Label caption = new Label(""); caption.setTextFill(Color.DARKORANGE); caption.setStyle("-fx-font: 24 arial;"); for (final PieChart.Data data : chart.getData()) { data.getNode().addEventHandler(MouseEvent.MOUSE_PRESSED, new EventHandler<MouseEvent>() { @Override public void handle(MouseEvent e) { caption.setTranslateX(e.getSceneX()); caption.setTranslateY(e.getSceneY()); caption.setText(String.valueOf(data.getPieValue()) + "%"); } }); } ((Group) scene.getRoot()).getChildren().addAll(chart, caption); stage.setScene(scene); //scene.getStylesheets().add("piechartsample/Chart.css"); stage.show(); } public static void main(String[] args) { launch(args); } }