QgsNetworkSpeedStrategy Class Reference

Strategy for calculating edge cost based on travel time. More...

#include <qgsnetworkspeedstrategy.h>

Inheritance diagram for QgsNetworkSpeedStrategy:

Public Member Functions
	QgsNetworkSpeedStrategy (int attributeId, double defaultValue, double toMetricFactor)
	Default constructor.
QVariant	cost (double distance, const QgsFeature &f) const override
	Returns edge cost.
QSet< int >	requiredAttributes () const override
	Returns a list of the source layer attributes needed for cost calculation.
Public Member Functions inherited from QgsNetworkStrategy
	QgsNetworkStrategy ()=default
virtual	~QgsNetworkStrategy ()=default

Detailed Description

Strategy for calculating edge cost based on travel time.

Should be used for finding fastest path between two points.

Definition at line 28 of file qgsnetworkspeedstrategy.h.

Constructor & Destructor Documentation

QgsNetworkSpeedStrategy()

QgsNetworkSpeedStrategy::QgsNetworkSpeedStrategy	(	int	attributeId,
		double	defaultValue,
		double	toMetricFactor
	)

Default constructor.

Definition at line 18 of file qgsnetworkspeedstrategy.cpp.

Member Function Documentation

cost()

QVariant QgsNetworkSpeedStrategy::cost ( double  distance, const QgsFeature &  f  ) const

overridevirtual

Returns edge cost.

Implements QgsNetworkStrategy.

Definition at line 25 of file qgsnetworkspeedstrategy.cpp.

requiredAttributes()

QSet< int > QgsNetworkSpeedStrategy::requiredAttributes ( ) const

overridevirtual

Returns a list of the source layer attributes needed for cost calculation.

This is method called by QgsGraphDirector.

Reimplemented from QgsNetworkStrategy.

Definition at line 39 of file qgsnetworkspeedstrategy.cpp.

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

• /build/qgis-3.41.0+git20241225+af5edcb665c+99sid/src/analysis/network/qgsnetworkspeedstrategy.h
• /build/qgis-3.41.0+git20241225+af5edcb665c+99sid/src/analysis/network/qgsnetworkspeedstrategy.cpp