Example usage for javafx.scene.input ScrollEvent getDeltaY

List of usage examples for javafx.scene.input ScrollEvent getDeltaY

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  6. getDeltaY

Introduction

In this page you can find the example usage for javafx.scene.input ScrollEvent getDeltaY.

Prototype

public double getDeltaY()

Source Link

Document

Gets the vertical scroll amount.

Usage

From source file:Main.java

public static java.awt.event.KeyEvent toAwt(final ScrollEvent event) {
    final EventType type = event.getEventType();
    if (null == type) {
        return null;
    }/*  w w w  .  j  av a2s .c om*/

    final long when = -1;
    final int id = java.awt.event.KeyEvent.KEY_PRESSED;
    final int keyCode;
    if (event.getDeltaY() > 0) {
        keyCode = java.awt.event.KeyEvent.VK_PAGE_DOWN;
    } else {
        keyCode = java.awt.event.KeyEvent.VK_PAGE_UP;
    }
    final int modifiers = modifiers(event);
    final char keyChar = ' ';
    return new java.awt.event.KeyEvent(empty, id, when, modifiers, keyCode, keyChar);
}

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// ww w.  j  ava2s. co  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();
}

From source file:ZoomExample.java

@Override
public void start(Stage stage) throws Exception {

    zoomProperty.addListener(new InvalidationListener() {
        @Override//w w w  . j  a va2  s  .  c  om
        public void invalidated(Observable arg0) {
            imageView.setFitWidth(zoomProperty.get() * 4);
            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() * 1.1);
            } 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();

}

From source file:Main.java

@Override
public void start(Stage primaryStage) {
    Group root = new Group();
    Scene scene = new Scene(root, 300, 250);

    Rectangle rect = new Rectangle();
    rect.setWidth(100);//from  w  ww  .j  a v  a  2s  .c  o m
    rect.setHeight(100);
    root.getChildren().add(rect);
    rect.setOnScroll(new EventHandler<ScrollEvent>() {
        @Override
        public void handle(ScrollEvent event) {
            if (!event.isInertia()) {
                rect.setTranslateX(rect.getTranslateX() + event.getDeltaX());
                rect.setTranslateY(rect.getTranslateY() + event.getDeltaY());
            }
            System.out.println("Rectangle: Scroll event" + ", inertia: " + event.isInertia() + ", direct: "
                    + event.isDirect());
            event.consume();
        }
    });

    rect.setOnScrollStarted(new EventHandler<ScrollEvent>() {
        @Override
        public void handle(ScrollEvent event) {
            System.out.println("Rectangle: Scroll started event");
            event.consume();
        }
    });

    rect.setOnScrollFinished(new EventHandler<ScrollEvent>() {
        @Override
        public void handle(ScrollEvent event) {
            System.out.println("Rectangle: Scroll finished event");
            event.consume();
        }
    });

    rect.setOnZoom(new EventHandler<ZoomEvent>() {
        @Override
        public void handle(ZoomEvent event) {
            rect.setScaleX(rect.getScaleX() * event.getZoomFactor());
            rect.setScaleY(rect.getScaleY() * event.getZoomFactor());
            System.out.println("Rectangle: Zoom event" + ", inertia: " + event.isInertia() + ", direct: "
                    + event.isDirect());

            event.consume();
        }
    });

    rect.setOnZoomStarted(new EventHandler<ZoomEvent>() {
        @Override
        public void handle(ZoomEvent event) {
            System.out.println("Rectangle: Zoom event started");
            event.consume();
        }
    });

    rect.setOnZoomFinished(new EventHandler<ZoomEvent>() {
        @Override
        public void handle(ZoomEvent event) {
            System.out.println("Rectangle: Zoom event finished");
            event.consume();
        }
    });

    rect.setOnRotate(new EventHandler<RotateEvent>() {
        @Override
        public void handle(RotateEvent event) {
            rect.setRotate(rect.getRotate() + event.getAngle());
            System.out.println("Rectangle: Rotate event" + ", inertia: " + event.isInertia() + ", direct: "
                    + event.isDirect());
            event.consume();
        }
    });

    rect.setOnRotationStarted(new EventHandler<RotateEvent>() {
        @Override
        public void handle(RotateEvent event) {
            System.out.println("Rectangle: Rotate event started");
            event.consume();
        }
    });

    rect.setOnRotationFinished(new EventHandler<RotateEvent>() {
        @Override
        public void handle(RotateEvent event) {
            System.out.println("Rectangle: Rotate event finished");
            event.consume();
        }
    });

    rect.setOnSwipeRight(new EventHandler<SwipeEvent>() {
        @Override
        public void handle(SwipeEvent event) {
            System.out.println("Rectangle: Swipe right event");
            event.consume();
        }
    });

    rect.setOnSwipeLeft(new EventHandler<SwipeEvent>() {
        @Override
        public void handle(SwipeEvent event) {
            System.out.println("Rectangle: Swipe left event");
            event.consume();
        }
    });

    rect.setOnTouchPressed(new EventHandler<TouchEvent>() {
        @Override
        public void handle(TouchEvent event) {
            System.out.println("Rectangle: Touch pressed event");
            event.consume();
        }
    });

    rect.setOnTouchReleased(new EventHandler<TouchEvent>() {
        @Override
        public void handle(TouchEvent event) {
            System.out.println("Rectangle: Touch released event");
            event.consume();
        }
    });

    rect.setOnMousePressed(new EventHandler<MouseEvent>() {
        @Override
        public void handle(MouseEvent event) {
            if (event.isSynthesized()) {
                System.out.println(
                        "Ellipse: Mouse pressed event from touch" + ", synthesized: " + event.isSynthesized());
            }
            event.consume();
        }
    });

    rect.setOnMouseReleased(new EventHandler<MouseEvent>() {
        @Override
        public void handle(MouseEvent event) {
            if (event.isSynthesized()) {
                System.out.println(
                        "Ellipse: Mouse released event from touch" + ", synthesized: " + event.isSynthesized());
            }
            event.consume();
        }
    });

    primaryStage.setScene(scene);
    primaryStage.show();
}

From source file:de.hs.mannheim.modUro.controller.diagram.fx.interaction.ScrollHandlerFX.java

@Override
public void handleScroll(ChartCanvas canvas, ScrollEvent e) {
    JFreeChart chart = canvas.getChart();
    Plot plot = chart.getPlot();//from www.j a v  a2 s  .co m
    if (plot instanceof Zoomable) {
        Zoomable zoomable = (Zoomable) plot;
        handleZoomable(canvas, zoomable, e);
    } else if (plot instanceof PiePlot) {
        PiePlot pp = (PiePlot) plot;
        pp.handleMouseWheelRotation((int) e.getDeltaY());
    }
}

From source file:de.hs.mannheim.modUro.controller.diagram.fx.interaction.ScrollHandlerFX.java

/**
 * Handle the case where a plot implements the {@link Zoomable} interface.
 *
 * @param zoomable  the zoomable plot.//w  ww.ja  v a 2 s  .com
 * @param e  the mouse wheel event.
 */
private void handleZoomable(ChartCanvas canvas, Zoomable zoomable, ScrollEvent e) {
    // don't zoom unless the mouse pointer is in the plot's data area
    ChartRenderingInfo info = canvas.getRenderingInfo();
    PlotRenderingInfo pinfo = info.getPlotInfo();
    Point2D p = new Point2D.Double(e.getX(), e.getY());
    if (pinfo.getDataArea().contains(p)) {
        Plot plot = (Plot) zoomable;
        // do not notify while zooming each axis
        boolean notifyState = plot.isNotify();
        plot.setNotify(false);
        int clicks = (int) e.getDeltaY();
        double zf = 1.0 + this.zoomFactor;
        if (clicks < 0) {
            zf = 1.0 / zf;
        }
        if (true) { //this.chartPanel.isDomainZoomable()) {
            zoomable.zoomDomainAxes(zf, pinfo, p, true);
        }
        if (true) { //this.chartPanel.isRangeZoomable()) {
            zoomable.zoomRangeAxes(zf, pinfo, p, true);
        }
        plot.setNotify(notifyState); // this generates the change event too
    }
}

From source file:be.makercafe.apps.makerbench.editors.JFXScadEditor.java

public JFXScadEditor(String tabText, Path path) {
    super(tabText);

    this.viewGroup = new Group();
    this.editorContainer = new BorderPane();
    this.viewContainer = new Pane();

    this.caCodeArea = new CodeArea("");
    this.caCodeArea.setEditable(true);
    this.caCodeArea.setParagraphGraphicFactory(LineNumberFactory.get(caCodeArea));
    this.caCodeArea.setPrefSize(Double.MAX_VALUE, Double.MAX_VALUE);

    this.caCodeArea.getStylesheets().add(this.getClass().getResource("java-keywords.css").toExternalForm());
    this.caCodeArea.richChanges().subscribe(change -> {
        caCodeArea.setStyleSpans(0, computeHighlighting(caCodeArea.getText()));
    });//from   ww  w  . j  av  a 2 s.  c  o  m

    addContextMenu(this.caCodeArea);
    EventStream<Change<String>> textEvents = EventStreams.changesOf(caCodeArea.textProperty());

    textEvents.reduceSuccessions((a, b) -> b, Duration.ofMillis(3000)).subscribe(code -> {
        if (autoCompile) {
            compile(code.getNewValue());
        }
    });

    if (path == null) {
        this.caCodeArea.replaceText("CSG cube = new Cube(2).toCSG()\n"
                + "CSG sphere = new Sphere(1.25).toCSG()\n" + "\n" + "cube.difference(sphere)");
    } else {
        try {
            this.caCodeArea.replaceText(FileUtils.readFileToString(path.toFile()));
        } catch (IOException ex) {
            Logger.getLogger(this.getClass().getName()).log(Level.SEVERE, "Error reading file.", ex);
        }

    }

    //editorContainer.setCenter(this.codeArea);

    subScene = new SubScene(viewGroup, 100, 100, true, SceneAntialiasing.BALANCED);

    subScene.widthProperty().bind(viewContainer.widthProperty());
    subScene.heightProperty().bind(viewContainer.heightProperty());

    PerspectiveCamera subSceneCamera = new PerspectiveCamera(false);
    subScene.setCamera(subSceneCamera);

    viewContainer.getChildren().add(subScene);

    SplitPane editorPane = new SplitPane(caCodeArea, viewContainer);
    editorPane.setOrientation(Orientation.HORIZONTAL);
    BorderPane rootPane = new BorderPane();

    BorderPane pane = (BorderPane) this.getTab().getContent();
    toolBar = createToolBar();
    rootPane.setTop(toolBar);
    rootPane.setCenter(editorPane);
    this.getTab().setContent(rootPane);

    subScene.setOnScroll(new EventHandler<ScrollEvent>() {
        @Override
        public void handle(ScrollEvent event) {
            System.out
                    .println(String.format("deltaX: %.3f deltaY: %.3f", event.getDeltaX(), event.getDeltaY()));

            double z = subSceneCamera.getTranslateZ();
            double newZ = z + event.getDeltaY();
            subSceneCamera.setTranslateZ(newZ);

        }
    });

}

From source file:be.makercafe.apps.makerbench.editors.GCodeEditor.java

public GCodeEditor(String tabText, Path path) {
    super(tabText);

    this.viewGroup = new Group();
    this.editorContainer = new BorderPane();
    this.viewContainer = new Pane();

    this.caCodeArea = new CodeArea("");
    this.caCodeArea.setEditable(true);
    this.caCodeArea.setParagraphGraphicFactory(LineNumberFactory.get(caCodeArea));
    this.caCodeArea.setPrefSize(Double.MAX_VALUE, Double.MAX_VALUE);

    // this.caCodeArea.getStylesheets().add(this.getClass().getResource("java-keywords.css").toExternalForm());
    // this.caCodeArea.richChanges().subscribe(change -> {
    // caCodeArea.setStyleSpans(0,
    // computeHighlighting(caCodeArea.getText()));
    // });//from  www. ja v  a  2s. c o  m

    addContextMenu(this.caCodeArea);
    EventStream<Change<String>> textEvents = EventStreams.changesOf(caCodeArea.textProperty());

    textEvents.reduceSuccessions((a, b) -> b, Duration.ofMillis(3000)).subscribe(code -> {
        if (autoCompile) {
            compile(code.getNewValue());
        }
    });

    if (path == null) {
        this.caCodeArea.replaceText("#empty");
    } else {
        try {
            this.caCodeArea.replaceText(FileUtils.readFileToString(path.toFile()));
        } catch (IOException ex) {
            Logger.getLogger(this.getClass().getName()).log(Level.SEVERE, "Error reading file.", ex);
        }

    }

    // editorContainer.setCenter(this.codeArea);

    subScene = new SubScene(viewGroup, 100, 100, true, SceneAntialiasing.BALANCED);

    subScene.widthProperty().bind(viewContainer.widthProperty());
    subScene.heightProperty().bind(viewContainer.heightProperty());

    PerspectiveCamera subSceneCamera = new PerspectiveCamera(false);
    subScene.setCamera(subSceneCamera);

    viewContainer.getChildren().add(subScene);

    SplitPane editorPane = new SplitPane(caCodeArea, viewContainer);
    editorPane.setOrientation(Orientation.HORIZONTAL);
    BorderPane rootPane = new BorderPane();

    BorderPane pane = (BorderPane) this.getTab().getContent();
    toolBar = createToolBar();
    rootPane.setTop(toolBar);
    rootPane.setCenter(editorPane);
    this.getTab().setContent(rootPane);

    subScene.setOnScroll(new EventHandler<ScrollEvent>() {
        @Override
        public void handle(ScrollEvent event) {
            System.out
                    .println(String.format("deltaX: %.3f deltaY: %.3f", event.getDeltaX(), event.getDeltaY()));

            double z = subSceneCamera.getTranslateZ();
            double newZ = z + event.getDeltaY();
            subSceneCamera.setTranslateZ(newZ);

        }
    });

}

From source file:net.rptools.tokentool.controller.TokenTool_Controller.java

@FXML
void compositeTokenPane_OnScroll(ScrollEvent event) {
    // if event is touch enabled, skip this as it will be handled by onZoom & onRotate handlers
    if (event.isDirect())
        return;/*w  w  w .  ja va  2  s .c o  m*/

    if (event.isShiftDown()) {
        // Note: OK, this is stupid but on Windows shift + mousewheel returns X delta but on Ubuntu it returns Y delta...
        double delta = event.getDeltaY();
        if (delta == 0)
            delta = event.getDeltaX();

        Double r = portraitImageView.getRotate() + delta / 20;

        if (r < -360d || r > 360d)
            r = 0d;

        portraitImageView.setRotate(r);
    } else {
        Double scale = portraitImageView.getScaleY() * Math.pow(1.001, event.getDeltaY());

        portraitImageView.setScaleX(scale);
        portraitImageView.setScaleY(scale);
    }

    event.consume();
    updateTokenPreviewImageView();
}

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

private void showImage(File file) {

    try {/*  ww w  .  j  av  a  2  s . co  m*/
        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);
    }

}