170 lines
3.3 KiB
Text
170 lines
3.3 KiB
Text
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file paramValue.I
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* @author drose
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* @date 1999-02-08
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*/
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template<class Type>
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TypeHandle ParamValue<Type>::_type_handle;
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/**
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*
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*/
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INLINE ParamValueBase::
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ParamValueBase() {
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}
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/**
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* Returns the type of the underlying value.
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*/
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INLINE TypeHandle ParamValueBase::
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get_value_type() const {
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return TypeHandle::none();
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}
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/**
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*
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*/
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INLINE ParamTypedRefCount::
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ParamTypedRefCount(const TypedReferenceCount *value) :
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_value((TypedReferenceCount *)value)
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{
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}
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/**
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* Retrieves the type of the value stored in the parameter.
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*/
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INLINE TypeHandle ParamTypedRefCount::
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get_value_type() const {
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if (_value == nullptr) {
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return TypeHandle::none();
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} else {
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return _value->get_type();
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}
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}
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/**
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* Retrieves the value stored in the parameter.
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*/
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INLINE TypedReferenceCount *ParamTypedRefCount::
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get_value() const {
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return _value;
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}
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/**
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*
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*/
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template<class Type>
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INLINE ParamValue<Type>::
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ParamValue() {}
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/**
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*
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*/
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template<class Type>
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INLINE ParamValue<Type>::
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ParamValue(const Type &value) :
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_value(value)
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{
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}
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/**
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*
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*/
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template<class Type>
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INLINE ParamValue<Type>::
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~ParamValue() {
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}
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/**
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* Retrieves the type of the value stored in the parameter.
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*/
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template<class Type>
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INLINE TypeHandle ParamValue<Type>::
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get_value_type() const {
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return get_type_handle(Type);
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}
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/**
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* Changes the value stored in the parameter.
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*/
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template<class Type>
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INLINE void ParamValue<Type>::
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set_value(const Type &type) {
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_value = type;
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mark_bam_modified();
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}
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/**
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* Retrieves the value stored in the parameter.
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*/
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template<class Type>
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INLINE const Type &ParamValue<Type>::
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get_value() const {
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return _value;
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}
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/**
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*
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*/
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template<class Type>
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INLINE void ParamValue<Type>::
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output(std::ostream &out) const {
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out << _value;
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}
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/**
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* Tells the BamReader how to create objects of type ParamValue.
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*/
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template<class Type>
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INLINE void ParamValue<Type>::
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register_with_read_factory() {
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BamReader::get_factory()->register_factory(get_class_type(), make_from_bam);
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}
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/**
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* Writes the contents of this object to the datagram for shipping out to a
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* Bam file.
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*/
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template<class Type>
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INLINE void ParamValue<Type>::
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write_datagram(BamWriter *manager, Datagram &dg) {
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TypedWritable::write_datagram(manager, dg);
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generic_write_datagram(dg, _value);
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}
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/**
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* This function is called by the BamReader's factory when a new object of
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* type ParamValue is encountered in the Bam file. It should create the
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* ParamValue and extract its information from the file.
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*/
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template<class Type>
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INLINE TypedWritable *ParamValue<Type>::
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make_from_bam(const FactoryParams ¶ms) {
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ParamValue<Type> *esv = new ParamValue<Type>;
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DatagramIterator scan;
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BamReader *manager;
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parse_params(params, scan, manager);
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esv->fillin(scan, manager);
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return esv;
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}
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/**
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* This internal function is called by make_from_bam to read in all of the
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* relevant data from the BamFile for the new ParamValue.
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*/
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template<class Type>
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INLINE void ParamValue<Type>::
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fillin(DatagramIterator &scan, BamReader *manager) {
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TypedWritable::fillin(scan, manager);
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generic_read_datagram(_value, scan);
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}
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