diff options
Diffstat (limited to 'src/gui/RDFS.cpp')
| -rw-r--r-- | src/gui/RDFS.cpp | 52 |
1 files changed, 43 insertions, 9 deletions
diff --git a/src/gui/RDFS.cpp b/src/gui/RDFS.cpp index a24ae002..458c0bc5 100644 --- a/src/gui/RDFS.cpp +++ b/src/gui/RDFS.cpp @@ -25,7 +25,7 @@ namespace Ingen { namespace GUI { namespace RDFS { -Glib::ustring +std::string label(World* world, const LilvNode* node) { LilvNode* rdfs_label = lilv_new_uri( @@ -34,14 +34,14 @@ label(World* world, const LilvNode* node) world->lilv_world(), node, rdfs_label, NULL); const LilvNode* first = lilv_nodes_get_first(labels); - Glib::ustring label = first ? lilv_node_as_string(first) : ""; + std::string label = first ? lilv_node_as_string(first) : ""; lilv_nodes_free(labels); lilv_node_free(rdfs_label); return label; } -Glib::ustring +std::string comment(World* world, const LilvNode* node) { LilvNode* rdfs_comment = lilv_new_uri( @@ -49,8 +49,8 @@ comment(World* world, const LilvNode* node) LilvNodes* comments = lilv_world_find_nodes( world->lilv_world(), node, rdfs_comment, NULL); - const LilvNode* first = lilv_nodes_get_first(comments); - Glib::ustring comment = first ? lilv_node_as_string(first) : ""; + const LilvNode* first = lilv_nodes_get_first(comments); + std::string comment = first ? lilv_node_as_string(first) : ""; lilv_nodes_free(comments); lilv_node_free(rdfs_comment); @@ -178,11 +178,10 @@ instances(World* world, const URISet& types) if (!lilv_node_is_uri(object)) { continue; } - const Glib::ustring label = RDFS::label(world, object); + const std::string label = RDFS::label(world, object); result.insert( - std::make_pair( - Raul::URI(lilv_node_as_string(object)), - label)); + std::make_pair(label, + Raul::URI(lilv_node_as_string(object)))); } lilv_node_free(type); } @@ -191,6 +190,41 @@ instances(World* world, const URISet& types) return result; } +URISet +range(World* world, const LilvNode* prop, bool recursive) +{ + LilvNode* rdfs_range = lilv_new_uri( + world->lilv_world(), LILV_NS_RDFS "range"); + + LilvNodes* nodes = lilv_world_find_nodes( + world->lilv_world(), prop, rdfs_range, NULL); + + URISet ranges; + LILV_FOREACH(nodes, n, nodes) { + ranges.insert(Raul::URI(lilv_node_as_string(lilv_nodes_get(nodes, n)))); + } + + if (recursive) { + RDFS::classes(world, ranges, false); + } + + lilv_nodes_free(nodes); + lilv_node_free(rdfs_range); + return ranges; +} + +bool +is_a(World* world, const LilvNode* inst, const LilvNode* klass) +{ + LilvNode* rdf_type = lilv_new_uri(world->lilv_world(), LILV_NS_RDF "type"); + + const bool is_instance = lilv_world_ask( + world->lilv_world(), inst, rdf_type, klass); + + lilv_node_free(rdf_type); + return is_instance; +} + } // namespace RDFS } // namespace GUI } // namespace Ingen |