Maria::GeoIndex Class Reference

#include <MGeoIndex.h>

Inheritance diagram for Maria::GeoIndex:

Classes
struct	CoreInfo
struct	IndexedObjectInfo

Public Types
using	idx_t = uint64_t

Public Member Functions
	GeoIndex (const GeoIndex &)=delete
GeoIndex &	operator= (const GeoIndex &)=delete
	GeoIndex (GeoIndex &&)=delete
GeoIndex &	operator= (GeoIndex &&)=delete
virtual bool	deleteObject (idx_t objId)=0
virtual void	setObject (IndexedObjectInfo obj, BasicGeoTypes::GeoPos pos)=0
virtual void	setObject (IndexedObjectInfo obj, BasicGeoTypes::GeoRect bounds)=0
virtual void	setObject (IndexedObjectInfo obj, const std::vector< BasicGeoTypes::GeoPos > &positions)=0
virtual void	getObjects (TileId tileId, std::unordered_set< idx_t > &objectIds) const =0
virtual void	getObjects (const BasicGeoTypes::GeoPos &pos, uint8_t tileLevel, std::unordered_set< idx_t > &objectIds) const =0
virtual void	getObjects (const BasicGeoTypes::GeoRect &bounds, uint8_t tileLevel, std::unordered_set< idx_t > &objectIds) const =0
virtual size_t	getUsedTileCount () const noexcept=0
virtual size_t	getObjectCount () const noexcept=0
virtual void	clear ()=0
virtual std::shared_ptr< TileMapper >	tileMapper () const =0

Detailed Description

Interface for the GeoIndex.

This construct it used to lookup which objects can be seen in a certain region. An example use case could be to retrieve all icons that might be in view for a given viewport or geographic region.

Member Function Documentation

deleteObject()

virtual bool Maria::GeoIndex::deleteObject ( idx_t  objId )

pure virtual

Deletes an object from the index.

Parameters

objId

ID of the object to delete.

Returns

true on success.

Implemented in Maria::TiledGeoIndex, and Maria::TiledSubIndex.

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

• Native/MariaNative/MDrawObject/geoindex/MGeoIndex.h