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Inheritance diagram for openvrml::vrml97_node::text_node:
Public Member Functions | |
text_node (const node_type &type, const scope_ptr &scope) | |
Construct. | |
virtual | ~text_node () throw () |
Destroy. | |
virtual bool | modified () const |
Determine whether the node has been modified. | |
virtual viewer::object_t | insert_geometry (openvrml::viewer &viewer, rendering_context context) |
Insert this geometry into viewer's display list. | |
Private Types | |
typedef std::vector< std::vector< FcChar32 > > | ucs4_string_t |
A vector of FcChar32 vectors. | |
typedef std::map< FT_UInt, glyph_geometry > | glyph_geometry_map_t |
Maps FT_UInts to glyph_geometry. | |
Private Member Functions | |
virtual void | do_initialize (double timestamp) throw (std::bad_alloc) |
Initialize. | |
virtual void | do_shutdown (double timestamp) throw () |
Shut down. | |
void | process_set_string (const field_value &value, double timestamp) throw (std::bad_cast, std::bad_alloc) |
set_string eventIn handler. | |
void | process_set_fontStyle (const field_value &value, double timestamp) throw (std::bad_cast, std::bad_alloc) |
set_fontStyle eventIn handler. | |
void | process_set_length (const field_value &value, double timestamp) throw (std::bad_cast, std::bad_alloc) |
set_length eventIn handler. | |
void | process_set_maxExtent (const field_value &value, double timestamp) throw (std::bad_cast) |
set_maxExtent eventIn handler. | |
void | update_ucs4 () throw (std::bad_alloc) |
Called when string changes to update the UCS-4 text. | |
void | update_face () throw (std::bad_alloc) |
Called when fontStyle changes to update the font face. | |
void | update_geometry () throw (std::bad_alloc) |
Called to update text_geometry. | |
Private Attributes | |
mfstring | string |
string exposedField. | |
sfnode | fontStyle |
fontStyle exposedField. | |
mffloat | length |
length exposedField. | |
sffloat | maxExtent |
maxExtent exposedField. | |
ucs4_string_t | ucs4_string |
UCS-4 equivalent of the (UTF-8) data in string. | |
FT_Face | face |
Handle to the font face. | |
glyph_geometry_map_t | glyph_geometry_map |
Map of glyph indices to glyph_geometry. | |
text_geometry | text_geometry_ |
The text geometry. | |
Friends | |
class | text_class |
Class object for Text instances. |
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Maps FT_UInts to glyph_geometry.
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A vector of FcChar32 vectors.
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Construct.
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Destroy.
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Initialize.
Reimplemented from openvrml::node. |
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Shut down.
Reimplemented from openvrml::node. |
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Insert this geometry into
Implements openvrml::geometry_node. |
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Determine whether the node has been modified.
Reimplemented from openvrml::node. |
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set_fontStyle eventIn handler.
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set_length eventIn handler.
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set_maxExtent eventIn handler.
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set_string eventIn handler.
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Called when fontStyle changes to update the font face.
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Called to update text_geometry.
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Called when string changes to update the UCS-4 text.
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Class object for Text instances.
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Handle to the font face.
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fontStyle exposedField.
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Map of glyph indices to glyph_geometry. glyph_geometry instances are created as needed as new glyphs are encountered. Once they are created, they are cached in the glyph_geometry_map for rapid retrieval the next time the glyph is encountered. |
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length exposedField.
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maxExtent exposedField.
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string exposedField.
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The text geometry.
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UCS-4 equivalent of the (UTF-8) data in string.
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