Question

import javafx.stage.Stage;
import javafx.application.Application;
import javafx.geometry.*;
import javafx.scene.layout.*;
import javafx.scene.shape.*;
import javafx.scene.paint.*;
import javafx.scene.Scene;
import javafx.scene.text.*;

public class PieChart extends Application{
    public void start(Stage primaryStage) {
    final double WIDTH = 600;
    final double HEIGHT = 600;
    Pane pane = new Pane();
    pane.setStyle("-fx-background-color: lightBlue");
    Arc arc1 = new Arc(WIDTH / 2, HEIGHT / 2, 200, 200, 0, 72);
    arc1.centerXProperty().bind(pane.widthProperty().divide(2));
    arc1.centerYProperty().bind(pane.heightProperty().divide(2));
    arc1.setType(ArcType.ROUND);
    arc1.setFill(Color.RED);
    Text text1 = new Text(375, 250, "Project -- 20%");

    Arc arc2 = new Arc(WIDTH / 2, HEIGHT / 2, 200, 200, 72, 36);
    arc2.centerXProperty().bind(pane.widthProperty().divide(2));
    arc2.centerYProperty().bind(pane.heightProperty().divide(2));
    arc2.setType(ArcType.ROUND);
    arc2.setFill(Color.BLUE);
    Text text2 = new Text(270, 95, "Quiz -- 10%");

    Arc arc3 = new Arc(WIDTH / 2, HEIGHT / 2, 200, 200, 108, 108);
    Text text3 = new Text(150, 250, "Midterm -- 30%");
    arc3.centerXProperty().bind(pane.widthProperty().divide(2));
    arc3.centerYProperty().bind(pane.heightProperty().divide(2));
    arc3.setType(ArcType.ROUND);
    arc3.setFill(Color.GREEN);

    Arc arc4 = new Arc(WIDTH / 2, HEIGHT / 2, 200, 200, 216, 144);
    Text text4 = new Text(300, 400, "Final -- 40%");
    arc4.centerXProperty().bind(pane.widthProperty().divide(2));
    arc4.centerYProperty().bind(pane.heightProperty().divide(2));
    arc4.setType(ArcType.ROUND);
    arc4.setFill(Color.ORANGE);
    pane.getChildren().addAll(arc1, arc2, arc3, arc4, text1, text2, text3, text4);

    Scene scene = new Scene(pane, WIDTH, HEIGHT);
    primaryStage.setTitle("Pie Chart");
    primaryStage.setScene(scene);
    primaryStage.show();
}

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

Link to what my program looks like

大家好，我有一个使用多个弧和文本创建pi图表的程序。我将centerX和centerY属性值绑定到我窗格的宽度和高度的一半，这样即使重新调整窗口，pi图也会保持在中心位置。但是我尝试以同样的方式将我的文本绑定到窗格，没有任何显示。到目前为止，我只是手动输入x和y值来将我的文本放在正确的位置，但是如果我重新调整窗口，则piChart会保留在中心但文本不会。如何编辑我的文本，使其在链接中的图片看起来更加动态，但即使我改变窗口的大小，也会保持这种状态？

在JavaFX中使用Pane进行文本绑定

0 个答案: