QGIS API Documentation
3.16.0-Hannover (43b64b13f3)
src
core
qgsspatialindexkdbush.h
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/***************************************************************************
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qgsspatialindexkdbush.h
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-----------------
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begin : July 2018
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copyright : (C) 2018 by Nyall Dawson
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email : nyall dot dawson at gmail dot com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSSPATIALINDEXKDBUSH_H
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#define QGSSPATIALINDEXKDBUSH_H
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class
QgsFeatureIterator
;
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class
QgsFeedback
;
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class
QgsFeatureSource
;
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class
QgsSpatialIndexKDBushPrivate;
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class
QgsRectangle
;
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#include "qgis_core.h"
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#include "
qgsspatialindexkdbushdata.h
"
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#include "
qgspointxy.h
"
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#include <memory>
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#include <QList>
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#include <functional>
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class
CORE_EXPORT
QgsSpatialIndexKDBush
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{
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public
:
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explicit
QgsSpatialIndexKDBush
(
QgsFeatureIterator
&fi,
QgsFeedback
*feedback =
nullptr
);
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explicit
QgsSpatialIndexKDBush
(
const
QgsFeatureSource
&source,
QgsFeedback
*feedback =
nullptr
);
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QgsSpatialIndexKDBush
(
const
QgsSpatialIndexKDBush
&other );
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QgsSpatialIndexKDBush
&operator=(
const
QgsSpatialIndexKDBush
&other );
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~
QgsSpatialIndexKDBush
();
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QList<QgsSpatialIndexKDBushData> intersects(
const
QgsRectangle
&rectangle )
const
;
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void
intersects(
const
QgsRectangle
&rectangle,
const
std::function<
void
(
QgsSpatialIndexKDBushData
)> &visitor )
const
SIP_SKIP
;
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QList<QgsSpatialIndexKDBushData> within(
const
QgsPointXY
&point,
double
radius )
const
;
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void
within(
const
QgsPointXY
&point,
double
radius,
const
std::function<
void
(
QgsSpatialIndexKDBushData
)> &visitor )
SIP_SKIP
;
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qgssize
size()
const
;
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private
:
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QgsSpatialIndexKDBushPrivate *d =
nullptr
;
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friend
class
TestQgsSpatialIndexKdBush;
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};
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#endif // QGSSPATIALINDEXKDBUSH_H
QgsFeatureSource
An interface for objects which provide features via a getFeatures method.
Definition:
qgsfeaturesource.h:38
QgsRectangle
A rectangle specified with double values.
Definition:
qgsrectangle.h:42
qgsspatialindexkdbushdata.h
SIP_SKIP
#define SIP_SKIP
Definition:
qgis_sip.h:126
QgsFeedback
Base class for feedback objects to be used for cancellation of something running in a worker thread.
Definition:
qgsfeedback.h:44
QgsPointXY
A class to represent a 2D point.
Definition:
qgspointxy.h:44
QgsFeatureIterator
Wrapper for iterator of features from vector data provider or vector layer.
Definition:
qgsfeatureiterator.h:265
QgsSpatialIndexKDBush
A very fast static spatial index for 2D points based on a flat KD-tree.
Definition:
qgsspatialindexkdbush.h:54
qgspointxy.h
QgsSpatialIndexKDBushData
A container for data stored inside a QgsSpatialIndexKDBush index.
Definition:
qgsspatialindexkdbushdata.h:33
qgssize
unsigned long long qgssize
Qgssize is used instead of size_t, because size_t is stdlib type, unknown by SIP, and it would be har...
Definition:
qgis.h:768
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