private void internalPaintTabBackground(
      Graphics g, int tabPlacement, int tabIndex, int x, int y, int w, int h, boolean isSelected) {
    BufferedImage leftImg = null;
    BufferedImage middleImg = null;
    BufferedImage rightImg = null;

    Graphics2D g2 = (Graphics2D) g;

    AntialiasingManager.activateAntialiasing(g2);

    int tabOverlap = 0;

    if (isSelected) {
      if (tabPane.isEnabledAt(tabIndex)) {
        leftImg = DesktopUtilActivator.getImage(SELECTED_TAB_LEFT_BG);
        middleImg = DesktopUtilActivator.getImage(SELECTED_TAB_MIDDLE_BG);
        rightImg = DesktopUtilActivator.getImage(SELECTED_TAB_RIGHT_BG);

        tabOverlap = TAB_OVERLAP;
      } else {
        leftImg = DesktopUtilActivator.getImage(TAB_LEFT_BG);
        middleImg = DesktopUtilActivator.getImage(TAB_MIDDLE_BG);
        rightImg = DesktopUtilActivator.getImage(TAB_RIGHT_BG);
      }
    } else {
      leftImg = DesktopUtilActivator.getImage(TAB_LEFT_BG);
      middleImg = DesktopUtilActivator.getImage(TAB_MIDDLE_BG);
      rightImg = DesktopUtilActivator.getImage(TAB_RIGHT_BG);
    }

    // Remove the existing gap between the tabs and the panel, which is due
    // to the removal of the tabbed pane border.
    y++;
    // If the current tab is not the selected tab we paint it 2 more pixels
    // to the bottom in order to create the disabled look.
    if (!isSelected) y += 2;

    g2.drawImage(leftImg, x, y, null);
    g2.drawImage(
        middleImg,
        x + leftImg.getWidth(),
        y,
        w - leftImg.getWidth() - rightImg.getWidth() + tabOverlap,
        leftImg.getHeight(),
        null);
    g2.drawImage(rightImg, x + w - rightImg.getWidth() + tabOverlap, y, null);
  }
    @Override
    public void paint(Graphics g) {
      Color origColor;
      boolean isPressed, isRollOver, isEnabled;
      int w, h, size;

      w = getWidth();
      h = getHeight();
      origColor = g.getColor();
      isPressed = getModel().isPressed();
      isRollOver = getModel().isRollover();
      isEnabled = isEnabled();

      g.setColor(getBackground());
      g.fillRect(0, 0, w, h);

      g.setColor(shadow);
      // Using the background color set above
      if (direction == WEST) {
        g.drawLine(0, 0, 0, h - 1); // left
        g.drawLine(w - 1, 0, w - 1, 0); // right
      } else g.drawLine(w - 2, h - 1, w - 2, 0); // right

      g.drawLine(0, 0, w - 2, 0); // top

      if (isRollOver) {
        // do highlights or shadows
        Color color1;
        Color color2;

        if (isPressed) {
          color2 = Color.WHITE;
          color1 = shadow;
        } else {
          color1 = Color.WHITE;
          color2 = shadow;
        }

        g.setColor(color1);

        if (direction == WEST) {
          g.drawLine(1, 1, 1, h - 1); // left
          g.drawLine(1, 1, w - 2, 1); // top
          g.setColor(color2);
          g.drawLine(w - 1, h - 1, w - 1, 1); // right
        } else {
          g.drawLine(0, 1, 0, h - 1);
          g.drawLine(0, 1, w - 3, 1); // top
          g.setColor(color2);
          g.drawLine(w - 3, h - 1, w - 3, 1); // right
        }
      }

      // g.drawLine(0, h - 1, w - 1, h - 1); //bottom

      // If there's no room to draw arrow, bail
      if (h < 5 || w < 5) {
        g.setColor(origColor);
        return;
      }

      if (isPressed) {
        g.translate(1, 1);
      }

      // Draw the arrow
      size = Math.min((h - 4) / 3, (w - 4) / 3);
      size = Math.max(size, 2);

      boolean highlight = false;

      if (!highlightedTabs.isEmpty()
          && ((direction == WEST && tabScroller.scrollBackwardButton.isEnabled())
              || (direction == EAST && tabScroller.scrollForwardButton.isEnabled()))) {
        Rectangle viewRect = tabScroller.viewport.getViewRect();

        if (direction == WEST) {
          int leadingTabIndex = getClosestTab(viewRect.x, viewRect.y);

          for (int i = 0; i < leadingTabIndex; i++) {
            if (highlightedTabs.contains(i) && !isScrollTabVisible(i)) {
              highlight = true;
              break;
            }
          }
        } else {
          int leadingTabIndex = getClosestTab(viewRect.x + viewRect.y, viewRect.y);

          for (int i = leadingTabIndex; i < tabPane.getTabCount(); i++) {
            if (highlightedTabs.contains(i) && !isScrollTabVisible(i)) {
              highlight = true;
              break;
            }
          }
        }

        if (highlight) {
          Image img =
              DesktopUtilActivator.getImage(
                  direction == WEST
                      ? "service.gui.icons.TAB_UNREAD_BACKWARD_ICON"
                      : "service.gui.icons.TAB_UNREAD_FORWARD_ICON");

          int wi = img.getWidth(null);

          g.drawImage(img, (w - wi) / 2, (h - size) / 2 - 2 /* 2 borders 1px width*/, null);
        }
      }

      if (!highlight) paintTriangle(g, (w - size) / 2, (h - size) / 2, size, direction, isEnabled);

      // Reset the Graphics back to it's original settings
      if (isPressed) {
        g.translate(-1, -1);
      }
      g.setColor(origColor);
    }