public static void paintComponentDecoration(
      final GuiEditor editor, final RadComponent component, final Graphics g) {
    // Collect selected components and paint decoration for non selected components
    final ArrayList<RadComponent> selection = new ArrayList<RadComponent>();
    final Rectangle layeredPaneRect = editor.getLayeredPane().getVisibleRect();
    FormEditingUtil.iterate(
        component,
        new FormEditingUtil.ComponentVisitor<RadComponent>() {
          public boolean visit(final RadComponent component) {
            if (!component.getDelegee().isShowing()) { // Skip invisible components
              return true;
            }
            final Shape oldClip = g.getClip();
            final RadContainer parent = component.getParent();
            if (parent != null) {
              final Point p =
                  SwingUtilities.convertPoint(
                      component.getDelegee(), 0, 0, editor.getLayeredPane());
              final Rectangle visibleRect =
                  layeredPaneRect.intersection(
                      new Rectangle(p.x, p.y, parent.getWidth(), parent.getHeight()));
              g.setClip(visibleRect);
            }
            if (component.isSelected()) { // we will paint selection later
              selection.add(component);
            } else {
              paintComponentBoundsImpl(editor, component, g);
            }
            paintGridOutline(editor, component, g);
            if (parent != null) {
              g.setClip(oldClip);
            }
            return true;
          }
        });

    // Let's paint decoration for selected components
    for (int i = selection.size() - 1; i >= 0; i--) {
      final Shape oldClip = g.getClip();
      final RadComponent c = selection.get(i);
      final RadContainer parent = c.getParent();
      if (parent != null) {
        final Point p = SwingUtilities.convertPoint(c.getDelegee(), 0, 0, editor.getLayeredPane());
        final Rectangle visibleRect =
            layeredPaneRect.intersection(
                new Rectangle(p.x, p.y, parent.getWidth(), parent.getHeight()));
        g.setClip(visibleRect);
      }
      paintComponentBoundsImpl(editor, c, g);
      if (parent != null) {
        g.setClip(oldClip);
      }
    }
  }
  public static void paintButtonGroupLines(
      RadRootContainer rootContainer, RadButtonGroup group, Graphics g) {
    List<RadComponent> components = rootContainer.getGroupContents(group);
    if (components.size() < 2) return;
    Rectangle[] allBounds = new Rectangle[components.size()];
    int lastTop = -1;
    int minLeft = Integer.MAX_VALUE;
    for (int i = 0; i < components.size(); i++) {
      final Rectangle rc =
          SwingUtilities.convertRectangle(
              components.get(i).getParent().getDelegee(),
              components.get(i).getBounds(),
              rootContainer.getDelegee());
      allBounds[i] = rc;

      minLeft = Math.min(minLeft, rc.x);
      if (i == 0) {
        lastTop = rc.y;
      } else if (lastTop != rc.y) {
        lastTop = Integer.MIN_VALUE;
      }
    }

    Graphics2D g2d = (Graphics2D) g;
    Stroke oldStroke = g2d.getStroke();
    g2d.setStroke(new BasicStroke(2.0f));
    g2d.setColor(new Color(104, 107, 130));
    if (lastTop != Integer.MIN_VALUE) {
      // all items in group have same Y
      int left = Integer.MAX_VALUE;
      int right = Integer.MIN_VALUE;
      for (Rectangle rc : allBounds) {
        final int midX = (int) rc.getCenterX();
        left = Math.min(left, midX);
        right = Math.max(right, midX);
        g2d.drawLine(midX, lastTop - 8, midX, lastTop);
      }
      g2d.drawLine(left, lastTop - 8, right, lastTop - 8);
    } else {
      int top = Integer.MAX_VALUE;
      int bottom = Integer.MIN_VALUE;
      for (Rectangle rc : allBounds) {
        final int midY = (int) rc.getCenterY();
        top = Math.min(top, midY);
        bottom = Math.max(bottom, midY);
        g2d.drawLine(minLeft - 8, midY, rc.x, midY);
      }
      g2d.drawLine(minLeft - 8, top, minLeft - 8, bottom);
    }
    g2d.setStroke(oldStroke);
  }
  /**
   * Paints container border. For grids the method also paints vertical and horizontal lines that
   * indicate bounds of the rows and columns. Method does nothing if the <code>component</code> is
   * not an instance of <code>RadContainer</code>.
   */
  private static void paintComponentBoundsImpl(
      final GuiEditor editor, @NotNull final RadComponent component, final Graphics g) {
    if (!(component instanceof RadContainer)
        && !(component instanceof RadNestedForm)
        && !component.isDragBorder()) {
      return;
    }

    boolean highlightBoundaries = (getDesignTimeInsets(component) > 2);

    if (component instanceof RadContainer && !component.isDragBorder()) {
      RadContainer container = (RadContainer) component;
      if (!highlightBoundaries
          && (container.getBorderTitle() != null || container.getBorderType() != BorderType.NONE)) {
        return;
      }
    }
    final Point point =
        SwingUtilities.convertPoint(
            component.getDelegee(), 0, 0, editor.getRootContainer().getDelegee());
    g.translate(point.x, point.y);
    try {
      if (component.isDragBorder()) {
        Graphics2D g2d = (Graphics2D) g;
        g2d.setColor(LightColors.YELLOW);
        g2d.setStroke(new BasicStroke(2.0f));
        g2d.translate(1, 1);
      } else if (highlightBoundaries) {
        g.setColor(HIGHLIGHTED_BOUNDARY_COLOR);
      } else if (component.isSelected()) {
        g.setColor(SELECTED_BOUNDARY_COLOR);
      } else {
        g.setColor(NON_SELECTED_BOUNDARY_COLOR);
      }
      g.drawRect(0, 0, component.getWidth() - 1, component.getHeight() - 1);
      if (component.isDragBorder()) {
        g.translate(-1, -1);
      }
    } finally {
      g.translate(-point.x, -point.y);
    }
  }
  /** This method paints grid bounds for "grid" containers */
  public static void paintGridOutline(
      final GuiEditor editor, @NotNull final RadComponent component, final Graphics g) {
    if (!editor.isShowGrid()) {
      return;
    }
    if (!(component instanceof RadContainer)) {
      return;
    }
    final RadContainer container = (RadContainer) component;
    if (!container.getLayoutManager().isGrid()) {
      return;
    }

    // performance: don't paint grid outline in drag layer
    Container parent = component.getDelegee().getParent();
    while (parent != null) {
      if (parent == editor.getDragLayer()) {
        return;
      }
      parent = parent.getParent();
    }

    final Point point =
        SwingUtilities.convertPoint(
            component.getDelegee(), 0, 0, editor.getRootContainer().getDelegee());
    g.translate(point.x, point.y);
    try {
      // Paint grid
      if (container.getWidth() > 0 && container.getHeight() > 0) {
        Image gridImage = CachedGridImage.getGridImage(container);
        g.drawImage(gridImage, 0, 0, null);
      }
    } finally {
      g.translate(-point.x, -point.y);
    }
  }