C++ (Cpp) InfoBoxData::FormatTitle示例

void
InfoBoxContentAlternateGR::Update(InfoBoxData &data)
{
  if (protected_task_manager == NULL) {
    data.SetInvalid();
    return;
  }

  ProtectedTaskManager::Lease lease(*protected_task_manager);
  const AlternateList &alternates = lease->GetAlternates();

  const AlternatePoint *alternate;
  if (!alternates.empty()) {
    if (index >= alternates.size())
      index = alternates.size() - 1;

    alternate = &alternates[index];
  } else {
    alternate = NULL;
  }

  data.FormatTitle(_T("Altn %d GR"), index + 1);

  if (alternate == NULL) {
    data.SetInvalid();
    return;
  }

  data.SetComment(alternate->waypoint.name.c_str());

  fixed gradient =
    ::AngleToGradient(alternate->solution.DestinationAngleGround());

  if (negative(gradient)) {
    data.SetValueColor(0);
    data.SetValue(_T("+++"));
    return;
  }
  if (::GradientValid(gradient)) {
    data.SetValueFromGlideRatio(gradient);
  } else {
    data.SetInvalid();
  }

  // Set Color (blue/black)
  data.SetValueColor(alternate->solution.IsFinalGlide() ? 2 : 0);
}

示例#2

显示文件

文件： Alternate.cpp 项目： ThomasXBMC/XCSoar

void
InfoBoxContentAlternateName::Update(InfoBoxData &data)
{
  if (protected_task_manager == NULL) {
    data.SetInvalid();
    return;
  }

  ProtectedTaskManager::Lease lease(*protected_task_manager);
  const AlternateList &alternates = lease->GetAlternates();

  const AlternatePoint *alternate;
  if (!alternates.empty()) {
    if (index >= alternates.size())
      index = alternates.size() - 1;

    alternate = &alternates[index];
  } else {
    alternate = NULL;
  }

  data.FormatTitle(_("Altn %d"), index + 1);

  if (alternate == NULL || !CommonInterface::Basic().track_available) {
    data.SetInvalid();
    return;
  }

  data.SetComment(alternate->waypoint.name.c_str());

  // Set Value
  Angle Value = alternate->solution.vector.bearing -
    CommonInterface::Basic().track;

  data.SetValueFromBearingDifference(Value);

  // Set Color (blue/black)
  data.SetValueColor(alternate->solution.IsFinalGlide() ? 2 : 0);
}