mapnik::expression< FeatureT > Class Template Reference

#include <expression.hpp>

List of all members.

Public Member Functions
virtual value	get_value (FeatureT const &feature) const =0
virtual void	accept (filter_visitor< FeatureT > &v)=0
virtual expression< FeatureT > *	clone () const =0
virtual std::string	to_string () const =0
virtual	~expression ()

template<typename FeatureT>
class mapnik::expression< FeatureT >

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Constructor & Destructor Documentation

template<typename FeatureT>

virtual mapnik::expression< FeatureT >::~expression

(

)

[inline, virtual]

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Member Function Documentation

template<typename FeatureT>

virtual void mapnik::expression< FeatureT >::accept

(

filter_visitor< FeatureT > &

v

)

[pure virtual]

Implemented in mapnik::literal< FeatureT >, mapnik::property< FeatureT >, and mapnik::math_expr_b< FeatureT, Op >.

Referenced by mapnik::regex_filter< FeatureT >::accept(), mapnik::math_expr_b< FeatureT, Op >::accept(), mapnik::compare_filter< FeatureT, Op >::accept(), and mapnik::boolean_filter< FeatureT >::accept().

template<typename FeatureT>

virtual expression<FeatureT>* mapnik::expression< FeatureT >::clone

(

)

const [pure virtual]

Implemented in mapnik::literal< FeatureT >, mapnik::property< FeatureT >, and mapnik::math_expr_b< FeatureT, Op >.

template<typename FeatureT>

virtual value mapnik::expression< FeatureT >::get_value

(

FeatureT const &

feature

)

const [pure virtual]

Implemented in mapnik::literal< FeatureT >, mapnik::property< FeatureT >, and mapnik::math_expr_b< FeatureT, Op >.

Referenced by mapnik::math_expr_b< FeatureT, Op >::get_value(), mapnik::regex_filter< FeatureT >::pass(), mapnik::compare_filter< FeatureT, Op >::pass(), and mapnik::boolean_filter< FeatureT >::pass().

template<typename FeatureT>

virtual std::string mapnik::expression< FeatureT >::to_string

(

)

const [pure virtual]

Implemented in mapnik::literal< FeatureT >, mapnik::property< FeatureT >, and mapnik::math_expr_b< FeatureT, Op >.

Referenced by mapnik::regex_filter< FeatureT >::to_string(), mapnik::math_expr_b< FeatureT, Op >::to_string(), mapnik::compare_filter< FeatureT, Op >::to_string(), and mapnik::boolean_filter< FeatureT >::to_string().

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The documentation for this class was generated from the following file:

• /builddir/build/BUILD/mapnik/include/mapnik/expression.hpp