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# openvrml::font_style_node Class Reference

Abstract base class for font style nodes. More...

`#include <openvrml/node.h>`

Inheritance diagram for openvrml::font_style_node:
[legend]

List of all members.

## Public Member Functions
virtual | ~font_style_node ()=0 throw ()
| Destroy.
const std::vector< std::string > & | family () const throw ()
| Get the list of font families.
bool | horizontal () const throw ()
| Get the flag indicating whether the text should be horizontal or vertical.
const std::vector< std::string > & | justify () const throw ()
| Get the descriptor for the text justification.
const std::string & | language () const throw ()
| Get the language code.
bool | left_to_right () const throw ()
| Get the flag indicating whether the text should be rendered left-to-right.
float | size () const throw ()
| Get the size of the text.
float | spacing () const throw ()
| Get the spacing for the text.
const std::string & | style () const throw ()
| Get the style for the text.
bool | top_to_bottom () const throw ()
| Get the flag indicating whether the text should be rendered top-to-bottom.
## Protected Member Functions
| font_style_node (const node_type &type, const boost::shared_ptr< openvrml::scope > &scope) throw ()
| Construct.
## Private Member Functions
virtual font_style_node * | to_font_style () throw ()
| Cast to a `font_style_node`.
virtual const std::vector < std::string > & | do_family () const =0 throw ()
| Get the list of font families.
virtual bool | do_horizontal () const =0 throw ()
| Get the flag indicating whether the text should be horizontal or vertical.
virtual const std::vector < std::string > & | do_justify () const =0 throw ()
| Get the descriptor for the text justification.
virtual const std::string & | do_language () const =0 throw ()
| Get the language code.
virtual bool | do_left_to_right () const =0 throw ()
| Get the flag indicating whether the text should be rendered left-to-right.
virtual float | do_size () const =0 throw ()
| Get the size of the text.
virtual float | do_spacing () const =0 throw ()
| Get the spacing for the text.
virtual const std::string & | do_style () const =0 throw ()
| Get the style for the text.
virtual bool | do_top_to_bottom () const =0 throw ()
| Get the flag indicating whether the text should be rendered top-to-bottom.

## Detailed Description

Abstract base class for font style nodes.

## Constructor & Destructor Documentation

openvrml::font_style_node::~font_style_node | ( |  | ) | throw ()`[pure virtual]`

Destroy.

openvrml::font_style_node::font_style_node | ( | const node_type & | type,
|  | const boost::shared_ptr< openvrml::scope > & | scope |
| ) |  |  | throw ()`[protected]`

Construct.

Parameters:

  `[in]` | type | the `node_type` associated with the node.
  `[in]` | scope | the `scope` the node belongs to.

## Member Function Documentation

const std::vector< std::string > & openvrml::font_style_node::family | ( |  | ) | const throw ()

Get the list of font families.

This function delegates to `do_family`.

Returns:
  the font families that may be used for this FontStyle.

bool openvrml::font_style_node::horizontal | ( |  | ) | const throw ()

Get the flag indicating whether the text should be horizontal or vertical.

This function delegates to `do_horizontal`.

Returns:
  `true` if the text should be horizontal, or `false` if the text should be vertical.

const std::vector< std::string > & openvrml::font_style_node::justify | ( |  | ) | const throw ()

Get the descriptor for the text justification.

This function delegates to `do_justify`.

Returns:
  the characteristics of the text justification.

const std::string & openvrml::font_style_node::language | ( |  | ) | const throw ()

Get the language code.

This function delegates to `do_language`.

Returns:
  the language code.

bool openvrml::font_style_node::left_to_right | ( |  | ) | const throw ()

Get the flag indicating whether the text should be rendered left-to-right.

This function delegates to `do_left_to_right`.

Returns:
  `true` if the text should be rendered left-to-right, or `false` if the text should be rendered right-to-left.

float openvrml::font_style_node::size | ( |  | ) | const throw ()

Get the size of the text.

This function delegates to `do_size`.

Returns:
  the size of the text.

float openvrml::font_style_node::spacing | ( |  | ) | const throw ()

Get the spacing for the text.

This function delegates to `do_spacing`.

Returns:
  the spacing for the text.

const std::string & openvrml::font_style_node::style | ( |  | ) | const throw ()

Get the style for the text.

This function delegates to `do_style`.

Returns:
  the text style.

bool openvrml::font_style_node::top_to_bottom | ( |  | ) | const throw ()

Get the flag indicating whether the text should be rendered top-to-bottom.

This function delegates to `do_top_to_bottom`.

Returns:
  `true` if the text should be rendered top-to-bottom, or `false` if the text should be rendered bottom-to-top.

openvrml::font_style_node * openvrml::font_style_node::to_font_style | ( |  | ) | throw ()`[private, virtual]`

Cast to a `font_style_node`.

Returns:
  a pointer to this `font_style_node`.

Reimplemented from openvrml::node.

const std::vector< std::string > & openvrml::font_style_node::do_family | ( |  | ) | const throw ()`[private, pure virtual]`

Get the list of font families.

Returns:
  the font families that may be used for this FontStyle.

bool openvrml::font_style_node::do_horizontal | ( |  | ) | const throw ()`[private, pure virtual]`

Get the flag indicating whether the text should be horizontal or vertical.

Returns:
  `true` if the text should be horizontal, or `false` if the text should be vertical.

const std::vector< std::string > & openvrml::font_style_node::do_justify | ( |  | ) | const throw ()`[private, pure virtual]`

Get the descriptor for the text justification.

Returns:
  the characteristics of the text justification.

const std::string & openvrml::font_style_node::do_language | ( |  | ) | const throw ()`[private, pure virtual]`

Get the language code.

Returns:
  the language code.

bool openvrml::font_style_node::do_left_to_right | ( |  | ) | const throw ()`[private, pure virtual]`

Get the flag indicating whether the text should be rendered left-to-right.

Returns:
  `true` if the text should be rendered left-to-right, or `false` if the text should be rendered right-to-left.

float openvrml::font_style_node::do_size | ( |  | ) | const throw ()`[private, pure virtual]`

Get the size of the text.

Returns:
  the size of the text.

float openvrml::font_style_node::do_spacing | ( |  | ) | const throw ()`[private, pure virtual]`

Get the spacing for the text.

Returns:
  the spacing for the text.

const std::string & openvrml::font_style_node::do_style | ( |  | ) | const throw ()`[private, pure virtual]`

Get the style for the text.

Returns:
  the text style.

bool openvrml::font_style_node::do_top_to_bottom | ( |  | ) | const throw ()`[private, pure virtual]`

Get the flag indicating whether the text should be rendered top-to-bottom.

Returns:
  `true` if the text should be rendered top-to-bottom, or `false` if the text should be rendered bottom-to-top.