Java Code Examples for javafx.scene.layout.StackPane#setPrefWidth()

private Node createTabGraphic() {
    SVGPath p = new SVGPath();
    p.setContent("m 180.75256,334.77228 -0.53721,2.68603 10.93285,0 -0.3412,1.73502 -10.9401,0 -0.52996,2.68603 10.93286,0 -0.6098,3.06352 -4.40654,1.45917 -3.81851,-1.45917 0.26134,-1.32849 -2.68602,0 -0.63884,3.22323 6.31579,2.41742 7.2813,-2.41742 0.96552,-4.84937 0.19601,-0.97277 1.24138,-6.2432 z");
    StackPane sp = new StackPane(p);
    sp.setMaxWidth(24.0);
    sp.setMaxHeight(24.0);
    sp.setPrefWidth(24.0);
    sp.setPrefHeight(24.0);
    return sp;
}
 

private static void setConditionIcon(TreeItem<String> item, Boolean result) {
    GlyphFont fontAwesome = GlyphFontRegistry.font("FontAwesome");

    StackPane pane = new StackPane();
    pane.setPrefWidth(18);

    if (result != null) {
        if (result) {
            pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.CHECK).color(Color.GREEN));
        } else {
            pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.EXCLAMATION).color(Color.RED));
        }
    } else {
        pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.QUESTION).color(Color.GRAY));
    }
    item.setGraphic(pane);
}
 

private void setIcon(TreeItem<String> item, Boolean result) {
    GlyphFont fontAwesome = GlyphFontRegistry.font("FontAwesome");

    StackPane pane = new StackPane();
    pane.setPrefWidth(18);

    if (result != null) {
        if (result) {
            pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.CHECK).color(Color.GREEN));
        } else {
            pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.EXCLAMATION).color(Color.RED));
        }
    } else {
        pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.QUESTION).color(Color.GRAY));
    }
    item.setGraphic(pane);
}
 

/**
 * Sets the stage properly on the monitor where the mouse pointer is
 * 
 * @param stage
 */
public void setMonitor(Stage stage) {
	// TODO: how to run on the "Active monitor" as chosen by user ?
	// Note : "Active monitor is defined by whichever computer screen the mouse
	// pointer is or where the command console that starts mars-sim.
	// By default, it runs on the primary monitor (aka monitor 0 as reported by
	// windows os only.
	// see
	// http://stackoverflow.com/questions/25714573/open-javafx-application-on-active-screen-or-monitor-in-multi-screen-setup/25714762#25714762
	StartUpLocation startUpLoc = null;

	if (rootStackPane == null) {
		StackPane pane = new StackPane();
		pane.setPrefHeight(sceneWidth.get());
		pane.setPrefWidth(sceneHeight.get());
		// pane.prefHeightProperty().bind(scene.heightProperty());
		// pane.prefWidthProperty().bind(scene.widthProperty());
		startUpLoc = new StartUpLocation(pane.getPrefWidth(), pane.getPrefHeight());
	} else {
		startUpLoc = new StartUpLocation(rootStackPane.getWidth(), rootStackPane.getHeight());
	}

	double xPos = startUpLoc.getXPos();
	double yPos = startUpLoc.getYPos();
	// Set Only if X and Y are not zero and were computed correctly
	// if (xPos != 0 && yPos != 0) {
	stage.setX(xPos+1);
	stage.setY(yPos+1);
	// }

	// stage.centerOnScreen(); // this will cause the stage to be pinned slight
	// upward.
}
 

private static void setFilterIcon(TreeItem<String> item) {
    GlyphFont fontAwesome = GlyphFontRegistry.font("FontAwesome");
    StackPane pane = new StackPane();
    pane.setPrefWidth(18);
    pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.FILTER).color(Color.ROYALBLUE));
    item.setGraphic(pane);
}
 

private static void setFilterListIcon(TreeItem<String> item) {
    GlyphFont fontAwesome = GlyphFontRegistry.font("FontAwesome");
    StackPane pane = new StackPane();
    pane.setPrefWidth(18);
    pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.ANGLE_RIGHT).color(Color.ROYALBLUE));
    item.setGraphic(pane);
}
 

private TreeItem<String> buildTree0(Mission mission, List<Ship> fleet) {
    try {
        TreeItem<String> item;
        Optional<MissionCondition> condition = Missions.getMissionCondition(mission.getId());
        if (condition.isPresent()) {
            MissionCondition cond = condition.get();
            cond.test(fleet);
            item = this.buildLeaf(cond);
        } else if (mission.getSampleFleet() != null) {
            item = new TreeItem<>();
            setIcon(item, null);
        } else {
            return null;
        }
        item.setValue(mission.toString());
        if (mission.getSampleFleet() != null) {
            TreeItem<String> sample = new TreeItem<>("サンプル編成");

            GlyphFont fontAwesome = GlyphFontRegistry.font("FontAwesome");

            StackPane pane = new StackPane();
            pane.setPrefWidth(18);
            pane.getChildren().add(fontAwesome.create(FontAwesome.Glyph.INFO));
            sample.setGraphic(pane);

            for (Integer type : mission.getSampleFleet()) {
                Optional.ofNullable(StypeCollection.get()
                        .getStypeMap()
                        .get(type))
                        .map(Stype::getName)
                        .ifPresent(name -> sample.getChildren().add(new TreeItem<>(name)));
            }
            item.getChildren().add(sample);
        }
        return item;
    } catch (Exception e) {
        LoggerHolder.get().error("遠征確認画面で例外", e);
    }
    return null;
}
 

/**
 * Creates a "Scale Pane", which is a pane that scales as it resizes, instead of reflowing layout
 * like a normal pane. It can be used to create an effect like a presentation slide. There is no
 * attempt to preserve the aspect ratio.
 * <p>
 * If the region has an explicitly set preferred width and height, those are used unless
 * override is set true.
 * <p>
 * If the region already has a parent, the returned pane will replace it via the
 * {@link #replaceComponent(Node, Node)} method. The Region's parent must be a Pane in this case.
 *
 * @param region   non-null Region
 * @param w        default width, used if the region's width is calculated
 * @param h        default height, used if the region's height is calculated
 * @param override if true, w,h is the region's "100%" size even if the region has an explicit
 *                 preferred width and height set.
 *
 * @return the created StackPane, with preferred width and height set based on size determined by
 *         w, h, and override parameters.
 */
public static StackPane createScalePane( Region region, double w, double h, boolean override ) {
	//If the Region containing the GUI does not already have a preferred width and height, set it.
	//But, if it does, we can use that setting as the "standard" resolution.
	if ( override || region.getPrefWidth() == Region.USE_COMPUTED_SIZE )
		region.setPrefWidth( w );
	else
		w = region.getPrefWidth();

	if ( override || region.getPrefHeight() == Region.USE_COMPUTED_SIZE )
		region.setPrefHeight( h );
	else
		h = region.getPrefHeight();

	StackPane ret = new StackPane();
	ret.setPrefWidth( w );
	ret.setPrefHeight( h );
	if ( region.getParent() != null )
		replaceComponent( region, ret );

	//Wrap the resizable content in a non-resizable container (Group)
	Group group = new Group( region );
	//Place the Group in a StackPane, which will keep it centered
	ret.getChildren().add( group );

	//Bind the scene's width and height to the scaling parameters on the group
	group.scaleXProperty().bind( ret.widthProperty().divide( w ) );
	group.scaleYProperty().bind( ret.heightProperty().divide( h ) );

	return ret;
}
 

@Override
public void start(Stage stage) throws Exception {
	loadData();
	tree = new J48();
	tree.buildClassifier(data);

	noClassificationChart = buildChart("No Classification (click to add new data)", buildSingleSeries());
	clusteredChart = buildChart("Clustered", buildClusteredSeries());
	realDataChart = buildChart("Real Data (+ Decision Tree classification for new data)", buildLabeledSeries());

	noClassificationChart.setOnMouseClicked(e -> {
		Axis<Number> xAxis = noClassificationChart.getXAxis();
		Axis<Number> yAxis = noClassificationChart.getYAxis();
		Point2D mouseSceneCoords = new Point2D(e.getSceneX(), e.getSceneY());
		double x = xAxis.sceneToLocal(mouseSceneCoords).getX();
		double y = yAxis.sceneToLocal(mouseSceneCoords).getY();
		Number xValue = xAxis.getValueForDisplay(x);
		Number yValue = yAxis.getValueForDisplay(y);
		reloadSeries(xValue, yValue);
	});

	Label lblDecisionTreeTitle = new Label("Decision Tree generated for the Iris dataset:");
	Text txtTree = new Text(tree.toString());
	String graph = tree.graph();
	SwingNode sw = new SwingNode();
	SwingUtilities.invokeLater(() -> {
		TreeVisualizer treeVisualizer = new TreeVisualizer(null, graph, new PlaceNode2());
		treeVisualizer.setPreferredSize(new Dimension(600, 500));
		sw.setContent(treeVisualizer);
	});

	Button btnRestore = new Button("Restore original data");
	Button btnSwapColors = new Button("Swap clustered chart colors");
	StackPane spTree = new StackPane(sw);
	spTree.setPrefWidth(300);
	spTree.setPrefHeight(350);
	VBox vbDecisionTree = new VBox(5, lblDecisionTreeTitle, new Separator(), spTree,
			new HBox(10, btnRestore, btnSwapColors));
	btnRestore.setOnAction(e -> {
		loadData();
		reloadSeries();
	});
	btnSwapColors.setOnAction(e -> swapClusteredChartSeriesColors());
	lblDecisionTreeTitle.setTextFill(Color.DARKRED);
	lblDecisionTreeTitle.setFont(Font.font(Font.getDefault().getFamily(), FontWeight.BOLD, FontPosture.ITALIC, 16));
	txtTree.setTranslateX(100);
	txtTree.setFont(Font.font(Font.getDefault().getFamily(), FontWeight.BOLD, FontPosture.ITALIC, 14));
	txtTree.setLineSpacing(1);
	txtTree.setTextAlignment(TextAlignment.LEFT);
	vbDecisionTree.setTranslateY(20);
	vbDecisionTree.setTranslateX(20);

	GridPane gpRoot = new GridPane();
	gpRoot.add(realDataChart, 0, 0);
	gpRoot.add(clusteredChart, 1, 0);
	gpRoot.add(noClassificationChart, 0, 1);
	gpRoot.add(vbDecisionTree, 1, 1);

	stage.setScene(new Scene(gpRoot));
	stage.setTitle("Íris dataset clustering and visualization");
	stage.show();
}
 

/**
 * init fxml when loaded.
 */
@PostConstruct
public void init() {
    ArrayList<Node> children = new ArrayList<>();
    for (int i = 0; i < 20; i++) {
        StackPane child = new StackPane();
        double width = Math.random() * 100 + 100;
        child.setPrefWidth(width);
        double height = Math.random() * 100 + 100;
        child.setPrefHeight(height);
        JFXDepthManager.setDepth(child, 1);
        children.add(child);

        // create content
        StackPane header = new StackPane();
        String headerColor = getDefaultColor(i % 12);
        header.setStyle("-fx-background-radius: 5 5 0 0; -fx-background-color: " + headerColor);
        VBox.setVgrow(header, Priority.ALWAYS);
        StackPane body = new StackPane();
        body.setMinHeight(Math.random() * 20 + 50);
        VBox content = new VBox();
        content.getChildren().addAll(header, body);
        body.setStyle("-fx-background-radius: 0 0 5 5; -fx-background-color: rgb(255,255,255,0.87);");


        // create button
        JFXButton button = new JFXButton("");
        button.setButtonType(ButtonType.RAISED);
        button.setStyle("-fx-background-radius: 40;-fx-background-color: " + getDefaultColor((int) ((Math.random() * 12) % 12)));
        button.setPrefSize(40, 40);
        button.setRipplerFill(Color.valueOf(headerColor));
        button.setScaleX(0);
        button.setScaleY(0);
        SVGGlyph glyph = new SVGGlyph(-1,
            "test",
            "M1008 6.286q18.857 13.714 15.429 36.571l-146.286 877.714q-2.857 16.571-18.286 25.714-8 4.571-17.714 4.571-6.286 "
            + "0-13.714-2.857l-258.857-105.714-138.286 168.571q-10.286 13.143-28 13.143-7.429 "
            + "0-12.571-2.286-10.857-4-17.429-13.429t-6.571-20.857v-199.429l493.714-605.143-610.857 "
            + "528.571-225.714-92.571q-21.143-8-22.857-31.429-1.143-22.857 18.286-33.714l950.857-548.571q8.571-5.143 18.286-5.143"
            + " 11.429 0 20.571 6.286z",
            Color.WHITE);
        glyph.setSize(20, 20);
        button.setGraphic(glyph);
        button.translateYProperty().bind(Bindings.createDoubleBinding(() -> {
            return header.getBoundsInParent().getHeight() - button.getHeight() / 2;
        }, header.boundsInParentProperty(), button.heightProperty()));
        StackPane.setMargin(button, new Insets(0, 12, 0, 0));
        StackPane.setAlignment(button, Pos.TOP_RIGHT);

        Timeline animation = new Timeline(new KeyFrame(Duration.millis(240),
                                                       new KeyValue(button.scaleXProperty(),
                                                                    1,
                                                                    EASE_BOTH),
                                                       new KeyValue(button.scaleYProperty(),
                                                                    1,
                                                                    EASE_BOTH)));
        animation.setDelay(Duration.millis(100 * i + 1000));
        animation.play();
        child.getChildren().addAll(content, button);
    }
    masonryPane.getChildren().addAll(children);
    Platform.runLater(() -> scrollPane.requestLayout());

    JFXScrollPane.smoothScrolling(scrollPane);
}