C++ (Cpp) ZPainter::drawPixmap Examples

Example #1

void ZDvidTile::display(
    ZPainter &painter, int slice, EDisplayStyle /*option*/) const
{
  bool isProj = false;
  int z = painter.getZOffset() + slice;
  if (slice < 0) {
    isProj = true;
    z = painter.getZOffset() - slice - 1;
  }
  //if (!m_image.isNull()) {
//  bool isProj = (slice < 0);

//  int z = painter.getZOffset() + slice;
  m_latestZ = z;

//  tic();
  const_cast<ZDvidTile&>(*this).update(z);
//  std::cout << "tile update time: " << toc() << std::endl;

  if ((z == m_z)  && (m_image != NULL)) {
#ifdef _DEBUG_2
    std::cout << "Display tile: " << z << std::endl;
#endif
    //      ZImage image = getImage();
    //int dx = getX() - painter.getOffset().x();
    //int dy = getY() - painter.getOffset().y();

    //      QRect sourceRect = QRect(0, 0, m_image.width(), m_image.height());
    //      QRect targetRect = QRect(getX(), getY(), m_image.width() * m_res.getScale(),
    //                         m_image.height() * m_res.getScale());
#if 0
    if (m_res.getScale() == 1) {
      m_image.save((GET_DATA_DIR + "/test.tif").c_str());
    }
#endif

//    m_image->enhanceContrast(
//          hasVisualEffect(NeuTube::Display::Image::VE_HIGH_CONTRAST));
//    QElapsedTimer timer;
//    timer.start();
//    tic();
    painter.drawPixmap(getX(), getY(), m_pixmap);
//    painter.drawImage(getX(), getY(), *m_image);
//    std::cout << "Draw image time: " << toc() << std::endl;
//    std::cout << "Draw image time: " << timer.elapsed() << std::endl;

//      ZIntPoint pt = m_offset - painter.getOffset().toIntPoint();

//      painter.save();

//      QTransform transform;

//      transform.scale(m_res.getScale(), m_res.getScale());
//      transform.translate(getX(), getY());

//      //transform.translate(pt.x(), pt.y());
//      painter.setTransform(transform);
//      painter.drawImage(m_image);

//      painter.restore();
    //}
  }
}