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# openvrml::vrml97_node::anchor_node Class Reference

Inheritance diagram for openvrml::vrml97_node::anchor_node:

[legend]
List of all members.

## Detailed Description

Represents Anchor node instances.

## Public Member Functions
| anchor_node (const node_type &type, const boost::shared_ptr< openvrml::scope > &scope)
| Construct.
virtual | ~anchor_node () throw ()
| Destroy.
virtual anchor_node * | to_anchor () const
| Cast to an anchor.
virtual const openvrml::bounding_volume & | bounding_volume () const
| Get the bounding volume.
void | activate ()
| Handle a click by loading the url.
## Private Member Functions
virtual void | do_render_child (openvrml::viewer &viewer, rendering_context context)
| Render the node.
## Private Attributes
exposedfield< sfstring > | description_
| description exposedField
exposedfield< mfstring > | parameter_
| parameter exposedField
exposedfield< mfstring > | url_
| url exposedField
## Friends
class | anchor_class
| Class object for Anchor nodes.

## Constructor & Destructor Documentation

openvrml::vrml97_node::anchor_node::anchor_node | ( | const node_type & | type,
|  | const boost::shared_ptr< openvrml::scope > & | scope
| ) |

  | Construct. Parameters:
  | type | the node_type associated with this node.
  | scope | the scope to which the node belongs.

openvrml::vrml97_node::anchor_node::~anchor_node | ( |  | ) | throw ()`[virtual]`

| Destroy.

## Member Function Documentation

anchor_node * openvrml::vrml97_node::anchor_node::to_anchor | ( |  | ) | const`[virtual]`

| Cast to an anchor. Returns: a pointer to this node. Reimplemented from openvrml::node.

const bounding_volume & openvrml::vrml97_node::anchor_node::bounding_volume | ( |  | ) | const`[virtual]`

| Get the bounding volume. Returns: the bounding volume associated with the node. Reimplemented from openvrml::vrml97_node::group_node.

void openvrml::vrml97_node::anchor_node::activate | ( |  | ) |

| Handle a click by loading the url.

void openvrml::vrml97_node::anchor_node::do_render_child | ( | openvrml::viewer & | viewer,
|  | rendering_context | context
| ) | `[private, virtual]`

  | Render the node. Parameters:
  | viewer | a Viewer.
  | context | a rendering context.
Reimplemented from openvrml::vrml97_node::group_node.

## Friends And Related Function Documentation

openvrml::vrml97_node::anchor_node::anchor_class`[friend]`

| Class object for Anchor nodes.

## Member Data Documentation

exposedfield< sfstring > openvrml::vrml97_node::anchor_node::description_`[private]`

| description exposedField

exposedfield< mfstring > openvrml::vrml97_node::anchor_node::parameter_`[private]`

| parameter exposedField

exposedfield< mfstring > openvrml::vrml97_node::anchor_node::url_`[private]`

| url exposedField