Example usage for javafx.beans.property DoubleProperty get

Introduction

In this page you can find the example usage for javafx.beans.property DoubleProperty get.

Prototype

double get();

Source Link

Document

Returns the current value of this ObservableDoubleValue .

Usage

From source file:Main.java

public static void main(String[] args) {
    final DoubleProperty radius = new SimpleDoubleProperty(2);

    DoubleBinding volumeOfSphere = new DoubleBinding() {
        {/*  w  ww.j  a  v a  2  s .c o  m*/
            super.bind(radius);
        }

        @Override
        protected double computeValue() {
            return radius.get() + 4;
        }
    };

    System.out.println(radius.get());
    System.out.println(volumeOfSphere.get());

    radius.set(50);
    System.out.println(radius.get());
    System.out.println(volumeOfSphere.get());
}

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From source file:Main.java

public static void main(String[] args) {
    final DoubleProperty a = new SimpleDoubleProperty(0);
    final DoubleProperty b = new SimpleDoubleProperty(0);
    final DoubleProperty c = new SimpleDoubleProperty(0);

    DoubleBinding area = new DoubleBinding() {
        {//from   w w  w  .  jav a2 s  .co m
            super.bind(a, b, c);
        }

        @Override
        protected double computeValue() {
            double a0 = a.get();
            double b0 = b.get();
            double c0 = c.get();

            return a0 * b0 * c0;

        }
    };

    a.set(2);
    b.set(2);
    c.set(2);
    System.out.println(area.get());
}

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From source file:Main.java

public static void main(String[] args) {
    final DoubleProperty x = new SimpleDoubleProperty(null, "x", 2.0);
    final DoubleProperty y = new SimpleDoubleProperty(null, "y", 3.0);
    DoubleBinding area = new DoubleBinding() {
        {/*from  ww  w  .j a v  a 2s  . c om*/
            super.bind(x, y);
        }

        @Override
        protected double computeValue() {
            System.out.println("computeValue() is called.");
            return x.get() * y.get();
        }
    };
    System.out.println("area.get() = " + area.get());
    x.set(5);
    y.set(7);
    System.out.println("area.get() = " + area.get());
}

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From source file:Main.java

public static void main(String[] args) {
    DoubleProperty a = new SimpleDoubleProperty(0);
    DoubleProperty b = new SimpleDoubleProperty(0);

    DoubleBinding s = a.add(b).divide(2.0D);

    final DoubleBinding aBinding = new When(a.add(b).greaterThan(b).and(a.add(a).greaterThan(b)))
            .then(s.multiply(s.subtract(a)).multiply(s.subtract(b))).otherwise(0.0D);

    a.set(3);/*from   ww  w  .java  2 s.com*/
    b.set(4);
    System.out.println(a.get());
    System.out.println(b.get());
    System.out.println(aBinding.get());

    a.set(2);
    b.set(2);
    System.out.println(a.get());
    System.out.println(b.get());
    System.out.println(aBinding.get());

}

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From source file:Main.java

public static void main(String[] args) {
    final DoubleProperty x = new SimpleDoubleProperty(null, "x", 2.0);
    final DoubleProperty y = new SimpleDoubleProperty(null, "y", 3.0);
    DoubleBinding area = new DoubleBinding() {
        private double value;

        {/*from   ww  w.jav  a  2s.  co m*/
            super.bind(x, y);
        }

        @Override
        protected double computeValue() {
            System.out.println("computeValue() is called.");
            return x.get() * y.get();
        }
    };
    System.out.println("area.get() = " + area.get());
    x.set(5);
    y.set(7);
    System.out.println("area.get() = " + area.get());
}

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From source file:Main.java

@Override
public void start(Stage stage) throws Exception {
    ImageView imageView = new ImageView();
    ScrollPane scrollPane = new ScrollPane();
    DoubleProperty zoomProperty = new SimpleDoubleProperty(200);

    zoomProperty.addListener(new InvalidationListener() {
        @Override/*from  w  w w  . j  av  a 2  s .c o  m*/
        public void invalidated(Observable arg0) {
            imageView.setFitWidth(zoomProperty.get() * 2);
            imageView.setFitHeight(zoomProperty.get() * 3);
        }
    });
    scrollPane.addEventFilter(ScrollEvent.ANY, new EventHandler<ScrollEvent>() {
        @Override
        public void handle(ScrollEvent event) {
            if (event.getDeltaY() > 0) {
                zoomProperty.set(zoomProperty.get() * 1.2);
            } else if (event.getDeltaY() < 0) {
                zoomProperty.set(zoomProperty.get() / 1.1);
            }
        }
    });
    imageView.setImage(new Image("http://yourImageURL"));
    imageView.preserveRatioProperty().set(true);
    scrollPane.setContent(imageView);
    stage.setScene(new Scene(scrollPane, 400, 300));
    stage.show();
}

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From source file:fr.amap.lidar.amapvox.gui.MainFrameController.java

private void showImage(File file) {

    try {//from  www  .j ava2  s  .  c  om
        ImageView iv = new ImageView(new Image(file.toURI().toURL().toString()));
        iv.setPreserveRatio(true);
        Stage stage = new Stage();

        final DoubleProperty zoomProperty = new SimpleDoubleProperty(200);

        zoomProperty.addListener(new InvalidationListener() {
            @Override
            public void invalidated(javafx.beans.Observable observable) {
                iv.setFitWidth(zoomProperty.get() * 4);
                iv.setFitHeight(zoomProperty.get() * 3);
            }
        });

        ScrollPane sp = new ScrollPane(iv);
        stage.addEventFilter(ScrollEvent.ANY, new EventHandler<ScrollEvent>() {
            @Override
            public void handle(ScrollEvent event) {
                if (event.getDeltaY() > 0) {
                    zoomProperty.set(zoomProperty.get() * 1.1);
                } else if (event.getDeltaY() < 0) {
                    zoomProperty.set(zoomProperty.get() / 1.1);
                }
            }
        });

        stage.setScene(new Scene(new Group(sp)));

        stage.sizeToScene();
        stage.show();
    } catch (IOException ex) {
        showErrorDialog(ex);
    }

}

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From source file:editeurpanovisu.EditeurPanovisu.java

/**
 *
 * @param iNumZone numro de la zone/*w w w  . j  a v a  2  s.c o m*/
 * @param cercle cercle concern
 * @return ancres cercles
 */
private static ObservableList<AncreForme> olCreeAncresPourCercle(int iNumZone, Circle cercle) {
    ObservableList<AncreForme> olAnchors = FXCollections.observableArrayList();

    DoubleProperty xProperty1 = new SimpleDoubleProperty(cercle.getCenterX());
    DoubleProperty yProperty1 = new SimpleDoubleProperty(cercle.getCenterY());
    olAnchors.add(new AncreForme(Color.GOLD, xProperty1, yProperty1));
    DoubleProperty xProperty2 = new SimpleDoubleProperty(cercle.getCenterX() + cercle.getRadius());
    DoubleProperty yProperty2 = new SimpleDoubleProperty(cercle.getCenterY());
    final AncreForme ancRayon = new AncreForme(Color.BLUEVIOLET, xProperty2, yProperty2);
    olAnchors.add(ancRayon);
    xProperty1.addListener((ObservableValue<? extends Number> ov, Number oldX, Number x) -> {
        double dX = (double) x - cercle.getCenterX();
        double rayon = Math.sqrt(Math.pow(cercle.getCenterX() - xProperty2.get(), 2.d)
                + Math.pow(cercle.getCenterY() - yProperty2.get(), 2.d));
        cercle.setCenterX((double) x);
        ancRayon.setCenterX(ancRayon.getCenterX() + dX);
        String chaine = Math.round(cercle.getCenterX() * 10) / 10 + ","
                + Math.round(cercle.getCenterY() * 10) / 10 + "," + Math.round(rayon * 10) / 10;
        zones[iNumZone].setStrCoordonneesZone(chaine);

    });

    yProperty1.addListener((ObservableValue<? extends Number> ov, Number oldY, Number y) -> {
        double dY = -cercle.getCenterY() + (double) y;
        double rayon = Math.sqrt(Math.pow(cercle.getCenterX() - xProperty2.get(), 2.d)
                + Math.pow(cercle.getCenterY() - yProperty2.get(), 2.d));
        cercle.setCenterY((double) y);
        ancRayon.setCenterY(ancRayon.getCenterY() + dY);
        String chaine = Math.round(cercle.getCenterX() * 10) / 10 + ","
                + Math.round(cercle.getCenterY() * 10) / 10 + "," + Math.round(rayon * 10) / 10;
        zones[iNumZone].setStrCoordonneesZone(chaine);
    });
    xProperty2.addListener((ObservableValue<? extends Number> ov, Number oldX, Number x) -> {
        double rayon = Math.sqrt(Math.pow(cercle.getCenterX() - (double) x, 2.d)
                + Math.pow(cercle.getCenterY() - yProperty2.get(), 2.d));
        cercle.setRadius(rayon);
        String chaine = Math.round(cercle.getCenterX() * 10) / 10 + ","
                + Math.round(cercle.getCenterY() * 10) / 10 + "," + Math.round(rayon * 10) / 10;
        zones[iNumZone].setStrCoordonneesZone(chaine);
    });

    yProperty2.addListener((ObservableValue<? extends Number> ov, Number oldY, Number y) -> {
        double rayon = Math.sqrt(Math.pow(cercle.getCenterX() - xProperty2.get(), 2.d)
                + Math.pow(cercle.getCenterY() - (double) y, 2.d));
        cercle.setRadius(rayon);
        String chaine = Math.round(cercle.getCenterX() * 10) / 10 + ","
                + Math.round(cercle.getCenterY() * 10) / 10 + "," + Math.round(rayon * 10) / 10;
        zones[iNumZone].setStrCoordonneesZone(chaine);
    });

    return olAnchors;
}

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