void dbf_file::add_attribute(int col, mapnik::transcoder const& tr, Feature const& f) const throw()
{
using namespace boost::spirit;
if (col>=0 && col<num_fields_)
{
std::string name=fields_[col].name_;
switch (fields_[col].type_)
{
case 'C':
case 'D'://todo handle date?
case 'M':
case 'L':
{
// FIXME - avoid constructing std::string on stack
std::string str(record_+fields_[col].offset_,fields_[col].length_);
boost::trim(str);
f[name] = tr.transcode(str.c_str());
break;
}
case 'N':
case 'F':
{
if (record_[fields_[col].offset_] == '*')
{
boost::put(f,name,0);
break;
}
if ( fields_[col].dec_>0 )
{
double val = 0.0;
const char *itr = record_+fields_[col].offset_;
const char *end = itr + fields_[col].length_;
qi::phrase_parse(itr,end,double_,ascii::space,val);
boost::put(f,name,val);
}
else
{
int val = 0;
const char *itr = record_+fields_[col].offset_;
const char *end = itr + fields_[col].length_;
qi::phrase_parse(itr,end,int_,ascii::space,val);
boost::put(f,name,val);
}
break;
}
}
}
}
#include <mapnik/text/placements/dummy.hpp>
#include <mapnik/text/formatting/text.hpp>
TEST_CASE("fontset") {
SECTION("error") {
try {
// create a renderable map with a fontset and a text symbolizer
// and do not register any fonts, to ensure the error thrown is reasonable
mapnik::context_ptr ctx = std::make_shared<mapnik::context_type>();
ctx->push("name");
mapnik::feature_ptr feature(mapnik::feature_factory::create(ctx,1));
mapnik::transcoder tr("utf-8");
mapnik::value_unicode_string ustr = tr.transcode("hello world!");
feature->put("name",ustr);
mapnik::geometry::point<double> pt(128,128);
feature->set_geometry(std::move(pt));
mapnik::parameters params;
params["type"]="memory";
auto ds = std::make_shared<mapnik::memory_datasource>(params);
ds->push(feature);
mapnik::Map m(256,256);
mapnik::font_set fontset("fontset");
// NOTE: this is a valid font, but will fail because none are registered
fontset.add_face_name("DejaVu Sans Book");
m.insert_fontset("fontset", fontset);
mapnik::layer lyr("layer");
lyr.set_datasource(ds);
void dbf_file::add_attribute(int col, mapnik::transcoder const& tr, Feature & f) const throw()
{
using namespace boost::spirit;
if (col>=0 && col<num_fields_)
{
std::string const& name=fields_[col].name_;
switch (fields_[col].type_)
{
case 'C':
case 'D':
{
// FIXME - avoid constructing std::string on stack
std::string str(record_+fields_[col].offset_,fields_[col].length_);
boost::trim(str);
f.put(name,tr.transcode(str.c_str()));
break;
}
case 'L':
{
char ch = record_[fields_[col].offset_];
if ( ch == '1' || ch == 't' || ch == 'T' || ch == 'y' || ch == 'Y')
{
f.put(name,true);
}
else
{
// NOTE: null logical fields use '?'
f.put(name,false);
}
break;
}
case 'N':
{
if (record_[fields_[col].offset_] == '*')
{
f.put(name,mapnik::value_null());
break;
}
if ( fields_[col].dec_>0 )
{
double val = 0.0;
const char *itr = record_+fields_[col].offset_;
const char *end = itr + fields_[col].length_;
if (qi::phrase_parse(itr,end,double_,ascii::space,val))
f.put(name,val);
}
else
{
mapnik::value_integer val = 0;
const char *itr = record_+fields_[col].offset_;
const char *end = itr + fields_[col].length_;
if (qi::phrase_parse(itr,end,int_,ascii::space,val))
f.put(name,val);
}
break;
}
}
}
}
std::string parse_and_dump(std::string const& str)
{
auto expr = mapnik::parse_expression(str);
return mapnik::to_expression_string(*expr);
}
} // namespace
TEST_CASE("expressions")
{
using namespace std::placeholders;
using properties_type = std::vector<std::pair<std::string, mapnik::value> > ;
mapnik::transcoder tr("utf8");
properties_type prop = {{ "foo" , tr.transcode("bar") },
{ "name" , tr.transcode("Québec")},
{ "grass" , tr.transcode("grow")},
{ "wind" , tr.transcode("blow")},
{ "sky" , tr.transcode("is blue")},
{ "double", mapnik::value_double(1.23456)},
{ "int" , mapnik::value_integer(123)},
{ "bool" , mapnik::value_bool(true)},
{ "null" , mapnik::value_null()}};
auto feature = make_test_feature(1, "POINT(100 200)", prop);
auto eval = std::bind(evaluate_string, feature, _1);
auto approx = Approx::custom().epsilon(1e-6);
TRY_CHECK(eval(" [foo]='bar' ") == true);
void dbf_file::add_attribute(int col, mapnik::transcoder const& tr, mapnik::feature_impl & f) const throw()
{
using namespace boost::spirit;
if (col>=0 && col<num_fields_)
{
std::string const& name=fields_[col].name_;
// NOTE: ensure types handled here are matched in shape_datasource.cpp
switch (fields_[col].type_)
{
case 'C':
case 'D':
{
// FIXME - avoid constructing std::string on stack
std::string str(record_+fields_[col].offset_,fields_[col].length_);
mapnik::util::trim(str);
f.put(name,tr.transcode(str.c_str()));
break;
}
case 'L':
{
char ch = record_[fields_[col].offset_];
if ( ch == '1' || ch == 't' || ch == 'T' || ch == 'y' || ch == 'Y')
{
f.put(name,true);
}
else
{
// NOTE: null logical fields use '?'
f.put(name,false);
}
break;
}
case 'N': // numeric
case 'O': // double
case 'F': // float
{
if (record_[fields_[col].offset_] == '*')
{
// NOTE: we intentionally do not store null here
// since it is equivalent to the attribute not existing
break;
}
if ( fields_[col].dec_>0 )
{
double val = 0.0;
const char *itr = record_+fields_[col].offset_;
const char *end = itr + fields_[col].length_;
ascii::space_type space;
static qi::double_type double_;
if (qi::phrase_parse(itr,end,double_,space,val))
{
f.put(name,val);
}
}
else
{
mapnik::value_integer val = 0;
const char *itr = record_+fields_[col].offset_;
const char *end = itr + fields_[col].length_;
ascii::space_type space;
static qi::int_parser<mapnik::value_integer,10,1,-1> numeric_parser;
if (qi::phrase_parse(itr, end, numeric_parser, space, val))
{
f.put(name,val);
}
}
break;
}
}
}
}
std::string parse_and_dump(std::string const& str)
{
auto expr = mapnik::parse_expression(str);
return mapnik::to_expression_string(*expr);
}
} // namespace
TEST_CASE("expressions")
{
using namespace std::placeholders;
using properties_type = std::vector<std::pair<std::string, mapnik::value> > ;
mapnik::transcoder tr("utf8");
properties_type prop = {{ "foo" , tr.transcode("bar") },
{ "name" , tr.transcode("Québec")},
{ "grass" , tr.transcode("grow")},
{ "wind" , tr.transcode("blow")},
{ "sky" , tr.transcode("is blue")},
{ "double", mapnik::value_double(1.23456)},
{ "int" , mapnik::value_integer(123)},
{ "bool" , mapnik::value_bool(true)},
{ "null" , mapnik::value_null()}};
auto feature = make_test_feature(1, "POINT(100 200)", prop);
auto eval = std::bind(evaluate_string, feature, _1);
auto approx = Approx::custom().epsilon(1e-6);
TRY_CHECK(eval(" [foo]='bar' ") == true);