QgsVectorSimplifyMethod Class Reference

This class contains information how to simplify geometries fetched from a vector layer. More...

#include <qgsvectorsimplifymethod.h>

Public Member Functions
	QgsVectorSimplifyMethod ()
	construct a default object
bool	forceLocalOptimization () const
	Gets where the simplification executes, after fetch the geometries from provider, or when supported, in provider before fetch the geometries.
float	maximumScale () const
	Gets the maximum scale at which the layer should be simplified.
void	setForceLocalOptimization (bool localOptimization)
	Sets where the simplification executes, after fetch the geometries from provider, or when supported, in provider before fetch the geometries.
void	setMaximumScale (float maximumScale)
	Sets the maximum scale at which the layer should be simplified.
void	setSimplifyAlgorithm (Qgis::VectorSimplificationAlgorithm simplifyAlgorithm)
	Sets the local simplification algorithm of the vector layer managed.
void	setSimplifyHints (Qgis::VectorRenderingSimplificationFlags simplifyHints)
	Sets the simplification hints of the vector layer managed.
void	setThreshold (float threshold)
	Sets the simplification threshold of the vector layer managed.
void	setTolerance (double tolerance)
	Sets the tolerance of simplification in map units. Represents the maximum distance in map units between two coordinates which can be considered equal.
Qgis::VectorSimplificationAlgorithm	simplifyAlgorithm () const
	Gets the local simplification algorithm of the vector layer managed.
Qgis::VectorRenderingSimplificationFlags	simplifyHints () const
	Gets the simplification hints of the vector layer managed.
float	threshold () const
	Gets the simplification threshold of the vector layer managed.
double	tolerance () const
	Gets the tolerance of simplification in map units. Represents the maximum distance in map units between two coordinates which can be considered equal.

Detailed Description

This class contains information how to simplify geometries fetched from a vector layer.

Definition at line 30 of file qgsvectorsimplifymethod.h.

Constructor & Destructor Documentation

QgsVectorSimplifyMethod()

QgsVectorSimplifyMethod::QgsVectorSimplifyMethod

(

)

construct a default object

Definition at line 19 of file qgsvectorsimplifymethod.cpp.

Member Function Documentation

forceLocalOptimization()

bool QgsVectorSimplifyMethod::forceLocalOptimization ( ) const

inline

Gets where the simplification executes, after fetch the geometries from provider, or when supported, in provider before fetch the geometries.

Definition at line 60 of file qgsvectorsimplifymethod.h.

maximumScale()

float QgsVectorSimplifyMethod::maximumScale ( ) const

inline

Gets the maximum scale at which the layer should be simplified.

Definition at line 65 of file qgsvectorsimplifymethod.h.

setForceLocalOptimization()

void QgsVectorSimplifyMethod::setForceLocalOptimization ( bool  localOptimization )

inline

Sets where the simplification executes, after fetch the geometries from provider, or when supported, in provider before fetch the geometries.

Definition at line 58 of file qgsvectorsimplifymethod.h.

setMaximumScale()

void QgsVectorSimplifyMethod::setMaximumScale ( float  maximumScale )

inline

Sets the maximum scale at which the layer should be simplified.

Definition at line 63 of file qgsvectorsimplifymethod.h.

setSimplifyAlgorithm()

void QgsVectorSimplifyMethod::setSimplifyAlgorithm ( Qgis::VectorSimplificationAlgorithm  simplifyAlgorithm )

inline

Sets the local simplification algorithm of the vector layer managed.

Definition at line 43 of file qgsvectorsimplifymethod.h.

setSimplifyHints()

void QgsVectorSimplifyMethod::setSimplifyHints ( Qgis::VectorRenderingSimplificationFlags  simplifyHints )

inline

Sets the simplification hints of the vector layer managed.

Definition at line 38 of file qgsvectorsimplifymethod.h.

setThreshold()

void QgsVectorSimplifyMethod::setThreshold ( float  threshold )

inline

Sets the simplification threshold of the vector layer managed.

Definition at line 53 of file qgsvectorsimplifymethod.h.

setTolerance()

void QgsVectorSimplifyMethod::setTolerance ( double  tolerance )

inline

Sets the tolerance of simplification in map units. Represents the maximum distance in map units between two coordinates which can be considered equal.

Definition at line 48 of file qgsvectorsimplifymethod.h.

simplifyAlgorithm()

Qgis::VectorSimplificationAlgorithm QgsVectorSimplifyMethod::simplifyAlgorithm ( ) const

inline

Gets the local simplification algorithm of the vector layer managed.

Definition at line 45 of file qgsvectorsimplifymethod.h.

simplifyHints()

Qgis::VectorRenderingSimplificationFlags QgsVectorSimplifyMethod::simplifyHints ( ) const

inline

Gets the simplification hints of the vector layer managed.

Definition at line 40 of file qgsvectorsimplifymethod.h.

threshold()

float QgsVectorSimplifyMethod::threshold ( ) const

inline

Gets the simplification threshold of the vector layer managed.

Definition at line 55 of file qgsvectorsimplifymethod.h.

tolerance()

double QgsVectorSimplifyMethod::tolerance ( ) const

inline

Gets the tolerance of simplification in map units. Represents the maximum distance in map units between two coordinates which can be considered equal.

Definition at line 50 of file qgsvectorsimplifymethod.h.

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

• /home/fischer/src/qgis-3.38/src/core/qgsvectorsimplifymethod.h
• /home/fischer/src/qgis-3.38/src/core/qgsvectorsimplifymethod.cpp