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Added selector: envelope_area

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Constantin Shalnev 2015-10-07 12:42:52 +03:00
parent 65f68fbe3b
commit 26ea5f4351
2 changed files with 29 additions and 5 deletions
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1
data/mapcss-dynamic.txt
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@ -1,2 +1,3 @@
population
name
envelope_area

33
indexer/drules_selector.cpp
View file

@ -1,6 +1,7 @@
#include "indexer/drules_selector.hpp"
#include "indexer/drules_selector_parser.hpp"
#include "indexer/ftypes_matcher.hpp"
#include "indexer/scales.hpp"
#include "base/assert.hpp"
#include "base/logging.hpp"
@ -110,6 +111,18 @@ bool GetName(FeatureType const & ft, string & name)
return true;
}
// Feature tag value evaluator for tag 'envelope_area' (envelope area in sq.meters)
bool GetEnvelopeArea(FeatureType const & ft, double & sqM)
{
if (feature::GEOM_AREA != ft.GetFeatureType())
return false;
m2::RectD const rect = ft.GetLimitRect(scales::GetUpperScale());
sqM = MercatorBounds::AreaOnEarth(rect.LeftTop(), rect.LeftBottom(), rect.RightBottom()) +
MercatorBounds::AreaOnEarth(rect.LeftTop(), rect.RightTop(), rect.RightBottom());
return true;
}
// Add new tag value evaluator here
@ -121,18 +134,17 @@ unique_ptr<ISelector> ParseSelector(string const & str)
if (!ParseSelector(str, e))
{
// bad string format
LOG(LDEBUG, ("Invalid selector format: ", str));
LOG(LDEBUG, ("Invalid selector format:", str));
return unique_ptr<ISelector>();
}
// Tag 'population'
if (e.m_tag == "population")
{
int value = 0;
if (!e.m_value.empty() && (!strings::to_int(e.m_value, value) || value < 0))
{
// bad string format
LOG(LDEBUG, ("Invalid selector: ", str));
LOG(LDEBUG, ("Invalid selector:", str));
return unique_ptr<ISelector>();
}
return make_unique<Selector<uint32_t>>(&GetPopulation, e.m_operator, static_cast<uint32_t>(value));
@ -141,11 +153,22 @@ unique_ptr<ISelector> ParseSelector(string const & str)
{
return make_unique<Selector<string>>(&GetName, e.m_operator, e.m_value);
}
else if (e.m_tag == "envelope_area")
{
double value = 0;
if (!e.m_value.empty() && (!strings::to_double(e.m_value, value) || value < 0))
{
// bad string format
LOG(LDEBUG, ("Invalid selector:", str));
return unique_ptr<ISelector>();
}
return make_unique<Selector<double>>(&GetEnvelopeArea, e.m_operator, value);
}
// Add new tag here
// unrecognized selector
LOG(LDEBUG, ("Unrecognized selector: ", str));
LOG(LDEBUG, ("Unrecognized selector:", str));
return unique_ptr<ISelector>();
}
@ -158,7 +181,7 @@ unique_ptr<ISelector> ParseSelector(vector<string> const & strs)
unique_ptr<ISelector> s = ParseSelector(str);
if (nullptr == s)
{
LOG(LDEBUG, ("Invalid composite selector: ", str));
LOG(LDEBUG, ("Invalid composite selector:", str));
return unique_ptr<ISelector>();
}
cs->Add(move(s));