GEOS
3.3.3
|
Represents a node in the topological graph used to compute spatial relationships. More...
#include <RelateNode.h>
Inherits geos::geomgraph::Node.
Public Member Functions | |
RelateNode (const geom::Coordinate &coord, geomgraph::EdgeEndStar *edges) | |
void | updateIMFromEdges (geom::IntersectionMatrix *im) |
![]() | |
Node (const geom::Coordinate &newCoord, EdgeEndStar *newEdges) | |
virtual const geom::Coordinate & | getCoordinate () const |
virtual EdgeEndStar * | getEdges () |
virtual bool | isIsolated () const |
virtual void | add (EdgeEnd *e) |
Add the edge to the list of edges at this node. | |
virtual void | mergeLabel (const Node &n) |
virtual void | mergeLabel (const Label &label2) |
To merge labels for two nodes, the merged location for each LabelElement is computed. | |
virtual void | setLabel (int argIndex, int onLocation) |
virtual void | setLabelBoundary (int argIndex) |
Updates the label of a node to BOUNDARY, obeying the mod-2 boundaryDetermination rule. | |
virtual int | computeMergedLocation (const Label *label2, int eltIndex) |
virtual std::string | print () |
virtual const std::vector < double > & | getZ () const |
virtual void | addZ (double) |
virtual bool | isIncidentEdgeInResult () const |
Tests whether any incident edge is flagged as being in the result. | |
![]() | |
GraphComponent (Label *newLabel) | |
Label * | getLabel () |
virtual void | setLabel (Label *newLabel) |
virtual void | setInResult (bool isInResult) |
virtual bool | isInResult () const |
virtual void | setCovered (bool isCovered) |
virtual bool | isCovered () const |
virtual bool | isCoveredSet () const |
virtual bool | isVisited () const |
virtual void | setVisited (bool isVisited) |
virtual bool | isIsolated () const =0 |
virtual void | updateIM (geom::IntersectionMatrix *im) |
Protected Member Functions | |
void | computeIM (geom::IntersectionMatrix *im) |
![]() | |
void | testInvariant () const |
virtual void | computeIM (geom::IntersectionMatrix *) |
Basic nodes do not compute IMs. | |
![]() | |
virtual void | computeIM (geom::IntersectionMatrix *im)=0 |
Additional Inherited Members | |
![]() | |
geom::Coordinate | coord |
EdgeEndStar * | edges |
Represents a node in the topological graph used to compute spatial relationships.