CPDF_FormControl* CPDF_InterForm::GetControlAtPoint(CPDF_Page* pPage,
                                                    const CFX_PointF& point,

                                                    int* z_order) const {
  CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArrayFor("Annots");
  if (!pAnnotList)
    return nullptr;

  for (size_t i = pAnnotList->GetCount(); i > 0; --i) {
    size_t annot_index = i - 1;
    CPDF_Dictionary* pAnnot = pAnnotList->GetDictAt(annot_index);
    if (!pAnnot)
      continue;

    const auto it = m_ControlMap.find(pAnnot);
    if (it == m_ControlMap.end())
      continue;

    CPDF_FormControl* pControl = it->second.get();
    if (!pControl->GetRect().Contains(point))
      continue;

    if (z_order)
      *z_order = static_cast<int>(annot_index);
    return pControl;
  }
  return nullptr;
}
Exemple #2
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CPDF_FormControl* CPDF_InterForm::GetControlAtPoint(CPDF_Page* pPage,
                                                    FX_FLOAT pdf_x,
                                                    FX_FLOAT pdf_y,
                                                    int* z_order) const {
  CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots");
  if (!pAnnotList)
    return nullptr;

  for (FX_DWORD i = pAnnotList->GetCount(); i > 0; --i) {
    FX_DWORD annot_index = i - 1;
    CPDF_Dictionary* pAnnot = pAnnotList->GetDict(annot_index);
    if (!pAnnot)
      continue;

    const auto it = m_ControlMap.find(pAnnot);
    if (it == m_ControlMap.end())
      continue;

    CPDF_FormControl* pControl = it->second;
    CFX_FloatRect rect = pControl->GetRect();
    if (!rect.Contains(pdf_x, pdf_y))
      continue;

    if (z_order)
      *z_order = annot_index;
    return pControl;
  }
  return nullptr;
}