mbgl::style::expression::Coalesce Class Reference

#include <coalesce.hpp>

Inheritance diagram for mbgl::style::expression::Coalesce:

Public Types
using	Args = std::vector< std::unique_ptr< Expression > >

Public Member Functions
	Coalesce (const type::Type &type_, Args args_)
EvaluationResult	evaluate (const EvaluationContext &params) const override
void	eachChild (const std::function< void(const Expression &)> &visit) const override
bool	operator== (const Expression &e) const override
std::vector< std::optional< Value > >	possibleOutputs () const override
std::size_t	getLength () const
Expression *	getChild (std::size_t i) const
std::string	getOperator () const override
Public Member Functions inherited from mbgl::style::expression::Expression
	Expression (Kind kind_, type::Type type_)
virtual	~Expression ()=default
bool	operator!= (const Expression &rhs) const
Kind	getKind () const
type::Type	getType () const
EvaluationResult	evaluate (std::optional< float > zoom, const Feature &feature, std::optional< double > colorRampParameter) const
EvaluationResult	evaluate (std::optional< float > zoom, const Feature &feature, std::optional< double > colorRampParameter, const std::set< std::string > &availableImages) const
EvaluationResult	evaluate (std::optional< float > zoom, const Feature &feature, std::optional< double > colorRampParameter, const std::set< std::string > &availableImages, const CanonicalTileID &canonical) const
EvaluationResult	evaluate (std::optional< mbgl::Value > accumulated, const Feature &feature) const
virtual mbgl::Value	serialize () const

Static Public Member Functions
static ParseResult	parse (const mbgl::style::conversion::Convertible &value, ParsingContext &ctx)

Additional Inherited Members
Static Protected Member Functions inherited from mbgl::style::expression::Expression
template<typename T >
static bool	childrenEqual (const T &lhs, const T &rhs)
static bool	childEqual (const std::unique_ptr< Expression > &lhs, const std::unique_ptr< Expression > &rhs)
template<typename T >
static bool	childEqual (const std::pair< T, std::unique_ptr< Expression >> &lhs, const std::pair< T, std::unique_ptr< Expression >> &rhs)
template<typename T >
static bool	childEqual (const std::pair< T, std::shared_ptr< Expression >> &lhs, const std::pair< T, std::shared_ptr< Expression >> &rhs)
static bool	childEqual (const std::pair< std::unique_ptr< Expression >, std::unique_ptr< Expression >> &lhs, const std::pair< std::unique_ptr< Expression >, std::unique_ptr< Expression >> &rhs)

Detailed Description

Definition at line 14 of file coalesce.hpp.

Member Typedef Documentation

Args

using mbgl::style::expression::Coalesce::Args = std::vector<std::unique_ptr<Expression> >

Definition at line 16 of file coalesce.hpp.

Constructor & Destructor Documentation

Coalesce()

mbgl::style::expression::Coalesce::Coalesce ( const type::Type &  type_, Args  args_  )

inline

Definition at line 17 of file coalesce.hpp.

Member Function Documentation

eachChild()

void mbgl::style::expression::Coalesce::eachChild ( const std::function< void(const Expression &)> &  visit ) const

overridevirtual

Implements mbgl::style::expression::Expression.

evaluate()

EvaluationResult mbgl::style::expression::Coalesce::evaluate ( const EvaluationContext &  params ) const

overridevirtual

Implements mbgl::style::expression::Expression.

getChild()

Expression* mbgl::style::expression::Coalesce::getChild ( std::size_t  i ) const

inline

Definition at line 37 of file coalesce.hpp.

getLength()

std::size_t mbgl::style::expression::Coalesce::getLength ( ) const

inline

Definition at line 33 of file coalesce.hpp.

getOperator()

std::string mbgl::style::expression::Coalesce::getOperator ( ) const

inlineoverridevirtual

Implements mbgl::style::expression::Expression.

Definition at line 41 of file coalesce.hpp.

operator==()

bool mbgl::style::expression::Coalesce::operator== ( const Expression &  e ) const

overridevirtual

Implements mbgl::style::expression::Expression.

parse()

static ParseResult mbgl::style::expression::Coalesce::parse ( const mbgl::style::conversion::Convertible &  value, ParsingContext &  ctx  )

static

possibleOutputs()

std::vector<std::optional<Value> > mbgl::style::expression::Coalesce::possibleOutputs ( ) const

overridevirtual

Statically analyze the expression, attempting to enumerate possible outputs. Returns an array of values plus the sentinel null optional value, used to indicate that the complete set of outputs is statically undecidable.

Implements mbgl::style::expression::Expression.

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

• /home/runner/work/maplibre-native/maplibre-native/include/mbgl/style/expression/coalesce.hpp