JavaFX - 如何將Arc center X屬性綁定到Scene高度屬性
我們想知道如何將Arc center X屬性綁定到Scene高度屬性。
import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.shape.Arc;
import javafx.scene.shape.ArcType;
import javafx.stage.Stage;
public class Main extends Application {
public static void main(String[] args) {
Application.launch(args);
}
@Override
public void start(Stage primaryStage) {
primaryStage.setTitle("Text Fonts");
Group g = new Group();
Scene scene = new Scene(g, 550, 250);
Arc arc = new Arc();
arc.setCenterX(50.0f);
arc.setCenterY(50.0f);
arc.setRadiusX(25.0f);
arc.setRadiusY(25.0f);
arc.setStartAngle(45.0f);
arc.setLength(270.0f);
arc.setType(ArcType.ROUND);
g.getChildren().add(arc);
arc.centerXProperty().bind(scene.heightProperty().subtract(10));
primaryStage.setScene(scene);
primaryStage.show();
}
}