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vertex_processor - handle geometry_collection

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This commit is contained in:
artemp 2015-03-09 18:47:34 +01:00
parent 40c9abcb2b
commit 0863ef1e92
1 changed files with 11 additions and 4 deletions
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15
include/mapnik/vertex_processor.hpp
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@ -34,22 +34,26 @@ struct vertex_processor
vertex_processor(processor_type& proc) vertex_processor(processor_type& proc)
: proc_(proc) {} : proc_(proc) {}
void operator() (geometry const& geom)
{
util::apply_visitor(*this, geom);
}
void operator() (point const& pt) void operator() (point const& pt)
{ {
point_vertex_adapter va(pt); point_vertex_adapter va(pt);
return proc_(va); proc_(va);
} }
void operator() (line_string const& line) void operator() (line_string const& line)
{ {
line_string_vertex_adapter va(line); line_string_vertex_adapter va(line);
return proc_(va); proc_(va);
} }
void operator() (polygon const& poly) void operator() (polygon const& poly)
{ {
polygon_vertex_adapter va(poly); polygon_vertex_adapter va(poly);
return proc_(va); proc_(va);
} }
void operator() (multi_point const& multi_pt) void operator() (multi_point const& multi_pt)
@ -81,7 +85,10 @@ struct vertex_processor
void operator() (geometry_collection const& collection) void operator() (geometry_collection const& collection)
{ {
// no-op for (auto const& geom : collection)
{
operator()(geom);
}
} }
processor_type & proc_; processor_type & proc_;
}; };