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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sclass ImageSurfaceDragger extends MouseAdapter {
  ImageSurface is;
  int dx, dy;

  *(ImageSurface *is) {
    if (containsInstance(is.tools, ImageSurfaceDragger)) ret;
    ifclass main$ImageSurfaceSelector
      removeInstances(is.tools, ImageSurfaceSelector);
    endif
    is.tools.add(this);
    is.addMouseListener(this);
    is.addMouseMotionListener(this);
  }

  public void mousePressed(MouseEvent e) {
    if (e.getButton() == MouseEvent.BUTTON1) {
      Pt p = is.pointFromEvent(e);
      dx = p.x-is.getX();
      dy = p.y-is.getY();
    }
  }

  public void mouseDragged(MouseEvent e) {
    JScrollPane sp = enclosingScrollPane(is);
    if (sp == null) ret;
    Pt p = is.pointFromEvent(e);
    sp.getHorizontalScrollBar().setValue(p.x-dx);
    sp.getVerticalScrollBar().setValue(p.y-dy);
  }

  public void mouseReleased(MouseEvent e) {
    mouseDragged(e);
  }
}