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Abstract base class for time-dependent nodes. More...
#include <openvrml/node.h>
Public Member Functions | |
virtual | ~time_dependent_node ()=0 throw () |
Destroy. More... | |
void | update (double time) |
Update with the current time. More... | |
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virtual | ~node ()=0 throw () |
Destructor. More... | |
void | add_ref () const throw () |
Increment the reference count. More... | |
void | remove_ref () const throw () |
Decrement the reference count. More... | |
void | release () const throw () |
Decrement the reference count; destroy the instance if the count drops to zero. More... | |
size_t | use_count () const throw () |
The number of owning references to the instance. More... | |
const node_type & | type () const throw () |
The type information object for the node . More... | |
const std::string & | id () const throw () |
Retrieve the name of this node . More... | |
void | id (const std::string &node_id) throw ( std::bad_alloc ) |
Set the name of the node . More... | |
const openvrml::scope & | scope () const throw () |
Get the scope to which the node belongs. More... | |
openvrml::scene * | scene () const throw () |
Get the scene with which the node is associated. More... | |
const std::vector < boost::intrusive_ptr< node > > & | impl_nodes () const throw () |
Get the implementation nodes of a PROTO instance. More... | |
std::ostream & | print (std::ostream &out, size_t indent) const |
Pretty print. More... | |
void | initialize (openvrml::scene &scene, double timestamp) throw ( std::bad_alloc ) |
Initialize the node. More... | |
std::auto_ptr< field_value > | field (const std::string &id) const throw ( unsupported_interface , std::bad_alloc ) |
Generalized field accessor. More... | |
openvrml::event_listener & | event_listener (const std::string &id) throw ( unsupported_interface ) |
Get an event listener. More... | |
openvrml::event_emitter & | event_emitter (const std::string &id) throw ( unsupported_interface ) |
Get an event emitter. More... | |
void | shutdown (double timestamp) throw () |
Shut down the node. More... | |
bool | modified () const throw ( boost::thread_resource_error ) |
Determine whether the node has been modified. More... | |
void | modified (bool value) throw ( boost::thread_resource_error ) |
Set the modified flag. More... | |
Protected Member Functions | |
time_dependent_node (const node_type &type, const boost::shared_ptr< openvrml::scope > &scope) throw () | |
Construct. More... | |
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node (const node_type &type, const boost::shared_ptr< openvrml::scope > &scope) throw () | |
Construct. More... | |
boost::shared_mutex & | scene_mutex () |
The scene mutex. More... | |
Private Member Functions | |
virtual time_dependent_node * | to_time_dependent () throw () |
Cast to a time_dependent_node . More... | |
virtual void | do_update (double time)=0 |
Update with the current time. More... | |
Additional Inherited Members | |
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static const boost::intrusive_ptr< node > | self_tag |
Special value used when initializing a script_node . More... | |
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static void | emit_event (openvrml::event_emitter &emitter, double timestamp) throw ( std::bad_alloc ) |
Emit an event. More... | |
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To * | node_cast (node *n) |
Downcast a node to one of the abstract node types. More... | |
void | intrusive_ptr_add_ref (const node *n) |
Increment the reference count. More... | |
void | intrusive_ptr_release (const node *n) |
Decrement the reference count. More... | |
bool | is_proto_instance (const node &n) |
Check whether a node is a PROTO instance. More... | |
Abstract base class for time-dependent nodes.
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pure virtual |
Destroy.
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protected |
Construct.
[in] | type | the node_type associated with the node . |
[in] | scope | the scope the node belongs to. |
void openvrml::time_dependent_node::update | ( | double | time | ) |
Update with the current time.
This function delegates to do_update
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[in] | time | the current time. |
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privatevirtual |
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privatepure virtual |
Update with the current time.
[in] | time | the current time. |