Example usage for javafx.scene.input DragEvent getSceneY

Introduction

In this page you can find the example usage for javafx.scene.input DragEvent getSceneY.

Prototype

public final double getSceneY() 

Source Link

Document

Returns vertical position of the event relative to the origin of the Scene that contains the DragEvent's source.

Usage

From source file:com.rockhoppertech.symchords.fx.SymChordsController.java

protected void setupDragonDrop() {
    Image image = new Image(getClass().getResourceAsStream("/images/rocky-32-trans.png"));
    dragImageView = new ImageView(image);
    dragImageView.setFitHeight(32);//from  w  w w .  j a va 2 s . com
    dragImageView.setFitWidth(32);

    grandStaff.setOnDragDetected(new EventHandler<MouseEvent>() {

        @Override
        public void handle(MouseEvent me) {

            if (!root.getChildren().contains(dragImageView)) {
                root.getChildren().add(dragImageView);
            }

            // dragImageView.setOpacity(0.5);
            dragImageView.toFront();
            dragImageView.setMouseTransparent(true);
            dragImageView.setVisible(true);
            dragImageView.relocate((int) (me.getSceneX() - dragImageView.getBoundsInLocal().getWidth() / 2),
                    (int) (me.getSceneY() - dragImageView.getBoundsInLocal().getHeight() / 2));

            Dragboard db = grandStaff.startDragAndDrop(TransferMode.ANY);

            // TODO remove the custom image nonsense in javafx 8
            // javafx 8
            // db.setDragView(dragImageView);

            ClipboardContent content = new ClipboardContent();
            // MIDITrack track = grandStaff.getMIDITrack();
            MIDITrack track = model.getMIDITrack();
            content.put(midiTrackDataFormat, track);
            db.setContent(content);
            me.consume();
        }
    });

    grandStaff.setOnDragDone(new EventHandler<DragEvent>() {
        public void handle(DragEvent e) {
            dragImageView.setVisible(false);
            e.consume();
        }
    });

    // Parent root = grandStaff.getScene().getRoot();
    // stage.getScene().getRoot();

    if (root != null) {
        root.setOnDragOver(new EventHandler<DragEvent>() {
            public void handle(DragEvent e) {
                Point2D localPoint = grandStaff.getScene().getRoot()
                        .sceneToLocal(new Point2D(e.getSceneX(), e.getSceneY()));
                dragImageView.relocate(
                        (int) (localPoint.getX() - dragImageView.getBoundsInLocal().getWidth() / 2),
                        (int) (localPoint.getY() - dragImageView.getBoundsInLocal().getHeight() / 2));
                e.consume();
            }
        });
    }

    trackList.setOnDragOver(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /*
             * data is dragged over the target; accept it only if it is not
             * dragged from the same node and if it has MIDITrack data
             */
            if (event.getGestureSource() != trackList && event.getDragboard().hasContent(midiTrackDataFormat)) {
                logger.debug("drag over");
                /* allow for both copying and moving, whatever user chooses */
                event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
            }

            // Don't consume the event. Let the layers below process the
            // DragOver event as well so that the
            // translucent container image will follow the cursor.
            // event.consume();
        }
    });

    trackList.setOnDragEntered(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* the drag-and-drop gesture entered the target */
            /* show to the user that it is an actual gesture target */
            logger.debug("drag entered");
            if (event.getGestureSource() != trackList && event.getDragboard().hasContent(midiTrackDataFormat)) {
                DropShadow dropShadow = new DropShadow();
                dropShadow.setRadius(5.0);
                dropShadow.setOffsetX(3.0);
                dropShadow.setOffsetY(3.0);
                dropShadow.setColor(Color.color(0.4, 0.5, 0.5));
                trackList.setEffect(dropShadow);
            }
            event.consume();
        }
    });

    trackList.setOnDragExited(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {
            /* mouse moved away, remove the graphical cues */
            trackList.setEffect(null);
            event.consume();
        }
    });

    trackList.setOnDragDropped(new EventHandler<DragEvent>() {
        public void handle(DragEvent event) {

            Dragboard db = event.getDragboard();
            boolean success = false;
            if (db.hasContent(midiTrackDataFormat)) {
                MIDITrack track = (MIDITrack) db.getContent(midiTrackDataFormat);
                trackList.getItems().add(track);
                success = true;

            }
            /*
             * let the source know whether the data was successfully
             * transferred and used
             */
            event.setDropCompleted(success);
            event.consume();
        }
    });

    logger.debug("jvm mime {}", DataFlavor.javaJVMLocalObjectMimeType);
}

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