Examples of javafx.geometry.Bounds

javafx.geometry.Bounds

    /**
     * Set the layout of different layers of the stage
     */
    @Override
    public void layoutChildren() {
        Bounds b = super.getLayoutBounds();
        double w = b.getWidth();
        double h = b.getHeight();
        ObservableList<Node> list = super.getChildren();
        for (Node node : list) {
            if (node == shadowRectangle) {
                shadowRectangle.setWidth(w - SHADOW_WIDTH * 2);
                shadowRectangle.setHeight(h - SHADOW_WIDTH * 2);

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                if (!stage.isResizable()) {
                    return;
                }
                double x = mouseEvent.getX();
                double y = mouseEvent.getY();
                Bounds boundsInParent = node.getBoundsInParent();
                if (isRightEdge(x, y, boundsInParent)) {
                    if (y < RESIZE_PADDING + SHADOW_WIDTH) {
                        setCursor(node, Cursor.NE_RESIZE);
                    } else if (y > boundsInParent.getHeight() - (double) (RESIZE_PADDING + SHADOW_WIDTH)) {
                        setCursor(node, Cursor.SE_RESIZE);
                    } else {
                        setCursor(node, Cursor.E_RESIZE);
                    }


                } else if (isLeftEdge(x, y, boundsInParent)) {
                    if (y < RESIZE_PADDING + SHADOW_WIDTH) {
                        setCursor(node, Cursor.NW_RESIZE);
                    } else if (y > boundsInParent.getHeight() - (double) (RESIZE_PADDING + SHADOW_WIDTH)) {
                        setCursor(node, Cursor.SW_RESIZE);
                    } else {
                        setCursor(node, Cursor.W_RESIZE);
                    }
                } else if (isTopEdge(x, y, boundsInParent)) {

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    }


    void followCaret() {
        int parIdx = area.getCurrentParagraph();
        Cell<Paragraph<S>, ParagraphBox<S>> cell = virtualFlow.getCell(parIdx);
        Bounds caretBounds = cell.getNode().getCaretBounds();
        double graphicWidth = cell.getNode().getGraphicWidth();
        Bounds region = extendLeft(caretBounds, graphicWidth);
        virtualFlow.show(cell, region);
    }

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     * of the embedded VirtualFlow.
     */
    Optional<Bounds> getCaretBounds() {
        return virtualFlow.getCellIfVisible(area.getCurrentParagraph())
                .map(c -> {
                    Bounds cellBounds = c.getNode().getCaretBounds();
                    return virtualFlow.cellToViewport(c, cellBounds);
                });
    }

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    }


    private void prevPage(SelectionPolicy selectionPolicy) {
        visual.followCaret(); // make sure caret is in the viewport
        double height = visual.getViewportHeight();
        Bounds caretBounds = visual.getCaretBounds().get();
        double caretMidY = caretBounds.getMinY() + caretBounds.getHeight() / 2;


        int newCaretPos = visual.getInsertionIndex(getTargetCaretOffset(), caretMidY - height);
        visual.show(-height);
        visual.getControl().moveTo(newCaretPos, selectionPolicy);
    }

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    }


    private void nextPage(SelectionPolicy selectionPolicy) {
        visual.followCaret(); // make sure caret is in the viewport
        double height = visual.getViewportHeight();
        Bounds caretBounds = visual.getCaretBounds().get();
        double caretMidY = caretBounds.getMinY() + caretBounds.getHeight() / 2;


        int newCaretPos = visual.getInsertionIndex(getTargetCaretOffset(), caretMidY + height);
        visual.show(2*height);
        visual.getControl().moveTo(newCaretPos, selectionPolicy);
    }

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        return text.currentLineIndex();
    }


    public Bounds getCaretBounds() {
        layout(); // ensure layout, is a no-op if not dirty
        Bounds b = text.getCaretBounds();
        return text.localToParent(b);
    }

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    }


    @Override
    protected
    void layoutChildren() {
        Bounds bounds = getLayoutBounds();
        double w = bounds.getWidth();
        double h = bounds.getHeight();
        double layoutX = getLayoutX();
        double graphicWidth = getGraphicWidth();
        text.resizeRelocate(graphicWidth, 0, w - graphicWidth, h);


        graphic.ifPresent(g -> {

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        }
    }


    public double getCaretOffsetX() {
        layout(); // ensure layout, is a no-op if not dirty
        Bounds bounds = caretShape.getLayoutBounds();
        return (bounds.getMinX() + bounds.getMaxX()) / 2;
    }

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        return caretShape.getBoundsInParent();
    }


    public Bounds getCaretBoundsOnScreen() {
        layout(); // ensure layout, is a no-op if not dirty
        Bounds localBounds = caretShape.getBoundsInLocal();
        return caretShape.localToScreen(localBounds);
    }

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