FGPropertyReader Class Reference

Detailed Description

Definition at line 62 of file FGPropertyReader.h.

Classes
class	const_iterator

Public Member Functions
const_iterator	begin (void) const
bool	empty (void) const
const_iterator	end (void) const
void	Load (Element *el, FGPropertyManager *PropertyManager, bool override_props)
bool	ResetToIC (void)

Member Function Documentation

begin()

const_iterator begin ( void  ) const

inline

Definition at line 80 of file FGPropertyReader.h.

{ return const_iterator(interface_prop_initial_value.begin()); }

empty()

bool empty ( void  ) const

inline

Definition at line 82 of file FGPropertyReader.h.

{ return interface_prop_initial_value.empty(); }

end()

const_iterator end ( void  ) const

inline

Definition at line 81 of file FGPropertyReader.h.

{ return const_iterator(interface_prop_initial_value.end()); }

Load()

void Load	(	Element *	el,
		FGPropertyManager *	PropertyManager,
		bool	override_props
	)

Definition at line 67 of file FGPropertyReader.cpp.

{
  Element *property_element = el->FindElement("property");
  if (property_element && FGJSBBase::debug_lvl > 0) {
    FGLogging log(LogLevel::DEBUG);
    log << "\n    ";
    if (override_props)
      log << "Overriding";
    else
      log << "Declared";
    log << " properties\n\n";
  }
 
  while (property_element) {
    SGPropertyNode* node = nullptr;
    double value=0.0;
    bool has_value_attribute = !property_element->GetAttributeValue("value").empty();
 
    if (has_value_attribute)
      value = property_element->GetAttributeValueAsNumber("value");
 
    string interface_property_string = property_element->GetDataLine();
    if (PM->HasNode(interface_property_string)) {
      node = PM->GetNode(interface_property_string);
      if (override_props) {
 
        if (FGJSBBase::debug_lvl > 0) {
          FGXMLLogging log(property_element, LogLevel::DEBUG);
          if (interface_prop_initial_value.find(node) == interface_prop_initial_value.end()) {
            log << "  The following property will be overridden but it has not been\n"
                << "  defined in the current model '" << el->GetName() << "'\n";
          }
 
          log << "      " << "Overriding value for property " << interface_property_string
              << "\n       (old value: " << node->getDoubleValue()
              << "  new value: " << value << ")\n\n";
        }
 
        node->setDoubleValue(value);
      }
      else {
        if (has_value_attribute) {
          FGXMLLogging log(property_element, LogLevel::WARN);
          log << "      Property " << interface_property_string
              << " is already defined.\n"
              << "      Its value (" << node->getDoubleValue() << ") will not"
              << " be overridden.\n";
        }
        property_element = el->FindNextElement("property");
        continue;
      }
    } else {
      node = PM->GetNode(interface_property_string, true);
      if (node) {
        node->setDoubleValue(value);
 
        if (FGJSBBase::debug_lvl > 0) {
          FGLogging log(LogLevel::DEBUG);
          log << "      " << interface_property_string << " (initial value: "
              << value << ")\n\n";
        }
      }
      else {
        FGXMLLogging log(property_element, LogLevel::ERROR);
        log << "Could not create property " << interface_property_string << "\n";
        property_element = el->FindNextElement("property");
        continue;
      }
    }
    interface_prop_initial_value[node] = value;
    if (property_element->GetAttributeValue("persistent") == string("true"))
      node->setAttribute(SGPropertyNode::PRESERVE, true);
 
    property_element = el->FindNextElement("property");
  }
 
  // End of interface property loading logic
}

ResetToIC()

bool ResetToIC

(

void

)

Definition at line 54 of file FGPropertyReader.cpp.

{
  for (auto v: interface_prop_initial_value) {
    SGPropertyNode* node = v.first;
    if (!node->getAttribute(SGPropertyNode::PRESERVE))
      node->setDoubleValue(v.second);
  }
 
  return true;
}

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The documentation for this class was generated from the following files:

• FGPropertyReader.h
• FGPropertyReader.cpp