MySQL 9.0.0
Source Code Documentation
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A geographic (ellipsoidal) 2d linestring. More...
#include <geometries_cs.h>
Public Types | |
typedef decltype(m_points) ::value_type | value_type |
typedef decltype(m_points) ::iterator | iterator |
typedef decltype(m_points) ::const_iterator | const_iterator |
Public Member Functions | |
Geographic_linestring () | |
Coordinate_system | coordinate_system () const override |
Gets the coordinate system. More... | |
bool | accept (Geometry_visitor *v) override |
Applies a hierarchical visitor to this geometry. More... | |
void | push_back (const Point &pt) override |
Adds a point to the end of the linestring. More... | |
void | push_back (Point &&pt) override |
void | pop_front () override |
Removes a point from the front of the linestring. More... | |
bool | empty () const override |
Checks if the linestring is empty. More... | |
std::size_t | size () const override |
Returns the size of (number of points in) the linestring. More... | |
void | resize (std::size_t count) |
void | clear () noexcept override |
Removes all points from the linestring. More... | |
Geographic_linestring * | clone () const override |
Geographic_point & | back () override |
Returns the last point of the linestring. More... | |
const Geographic_point & | back () const override |
iterator | begin () noexcept |
const_iterator | begin () const noexcept |
iterator | end () noexcept |
const_iterator | end () const noexcept |
Geographic_point & | front () override |
Returns the first point of the linestring. More... | |
const Geographic_point & | front () const override |
Geographic_point & | operator[] (std::size_t i) override |
const Geographic_point & | operator[] (std::size_t i) const override |
Public Member Functions inherited from gis::Linestring | |
Geometry_type | type () const override |
Gets the geometry type of the object. More... | |
bool | is_empty () const override |
Check if this is an empty geometry. More... | |
Public Member Functions inherited from gis::Geometry | |
Geometry ()=default | |
virtual | ~Geometry ()=default |
Geometry (const Geometry &)=default | |
Geometry & | operator= (const Geometry &)=default |
Protected Attributes | |
std::vector< Geographic_point, Malloc_allocator< Geographic_point > > | m_points |
String of points constituting the linestring. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from gis::Linestring | |
static Linestring * | create_linestring (Coordinate_system coordinate_system) |
Creates a subclass of Linestring from a Coordinate_system. More... | |
A geographic (ellipsoidal) 2d linestring.
The linestring follows the geodetic between each pair of points.
typedef decltype(m_points) ::const_iterator gis::Geographic_linestring::const_iterator |
typedef decltype(m_points) ::iterator gis::Geographic_linestring::iterator |
typedef decltype(m_points) ::value_type gis::Geographic_linestring::value_type |
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inline |
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overridevirtual |
Applies a hierarchical visitor to this geometry.
v | A hierarchical visitor. |
true | The execution was aborted by the visitor. |
false | The execution completed. |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Returns the last point of the linestring.
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlinenoexcept |
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inlinenoexcept |
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inlineoverridevirtualnoexcept |
Removes all points from the linestring.
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Gets the coordinate system.
Implements gis::Geometry.
Reimplemented in gis::Geographic_linearring.
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overridevirtual |
Checks if the linestring is empty.
Here, the definition of empty is that the linestring does not contain any points. An invalid linestring with only one coordinate is not empty.
true | The linestring is empty. |
false | The linestring is not empty. |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlinenoexcept |
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inlinenoexcept |
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inlineoverridevirtual |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Returns the first point of the linestring.
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inlineoverridevirtual |
Removes a point from the front of the linestring.
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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overridevirtual |
Adds a point to the end of the linestring.
pt | The point to add. |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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overridevirtual |
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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inline |
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inlineoverridevirtual |
Returns the size of (number of points in) the linestring.
Implements gis::Linestring.
Reimplemented in gis::Geographic_linearring.
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protected |
String of points constituting the linestring.
The line starts in the first point, goes through all intermediate points, and ends in the last point.