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src
analysis
processing
qgsalgorithmnetworkanalysisbase.h
Go to the documentation of this file.
1
/***************************************************************************
2
qgsalgorithmnetworkanalysisbase.h
3
---------------------
4
begin : July 2018
5
copyright : (C) 2018 by Alexander Bruy
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email : alexander dot bruy at gmail dot com
7
***************************************************************************/
8
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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 *
13
* 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 QGSALGORITHMNETWORKANALYSISBASE_H
19
#define QGSALGORITHMNETWORKANALYSISBASE_H
20
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#define SIP_NO_FILE
22
23
#include "
qgis_sip.h
"
24
#include "
qgsprocessingalgorithm.h
"
25
26
#include "
qgsgraph.h
"
27
#include "
qgsgraphbuilder.h
"
28
#include "
qgsvectorlayerdirector.h
"
29
#include "
qgsapplication.h
"
30
32
36
class
QgsNetworkAnalysisAlgorithmBase :
public
QgsProcessingAlgorithm
37
{
38
public
:
39
40
QString
group
()
const
final
;
41
QString
groupId
()
const
final
;
42
QIcon
icon
()
const override
{
return
QgsApplication::getThemeIcon
( QStringLiteral(
"/algorithms/mAlgorithmNetworkAnalysis.svg"
) ); }
43
QString
svgIconPath
()
const override
{
return
QgsApplication::iconPath
( QStringLiteral(
"/algorithms/mAlgorithmNetworkAnalysis.svg"
) ); }
44
Flags
flags
()
const override
;
45
46
protected
:
47
51
void
addCommonParams();
52
56
void
loadCommonParams(
const
QVariantMap ¶meters,
QgsProcessingContext
&context,
QgsProcessingFeedback
*feedback );
57
61
void
loadPoints(
QgsFeatureSource
*source, QVector< QgsPointXY > &points, QHash< int, QgsAttributes > &attributes,
QgsProcessingContext
&context,
QgsProcessingFeedback
*feedback );
62
63
std::unique_ptr< QgsFeatureSource > mNetwork;
64
QgsVectorLayerDirector
*mDirector =
nullptr
;
65
std::unique_ptr< QgsGraphBuilder > mBuilder;
66
std::unique_ptr< QgsGraph > mGraph;
67
double
mMultiplier = 1;
68
};
69
71
72
#endif // QGSALGORITHMNETWORKANALYSISBASE_H
73
qgsgraph.h
qgsvectorlayerdirector.h
QgsApplication::getThemeIcon
static QIcon getThemeIcon(const QString &name)
Helper to get a theme icon.
Definition:
qgsapplication.cpp:626
QgsProcessingFeedback
Base class for providing feedback from a processing algorithm.
Definition:
qgsprocessingfeedback.h:38
qgsgraphbuilder.h
QgsFeatureSource
An interface for objects which provide features via a getFeatures method.
Definition:
qgsfeaturesource.h:38
QgsProcessingAlgorithm::groupId
virtual QString groupId() const
Returns the unique ID of the group this algorithm belongs to.
Definition:
qgsprocessingalgorithm.h:233
QgsProcessingAlgorithm::svgIconPath
virtual QString svgIconPath() const
Returns a path to an SVG version of the algorithm's icon.
Definition:
qgsprocessingalgorithm.cpp:83
QgsApplication::iconPath
static QString iconPath(const QString &iconFile)
Returns path to the desired icon file.
Definition:
qgsapplication.cpp:615
qgsapplication.h
QgsProcessingContext
Contains information about the context in which a processing algorithm is executed.
Definition:
qgsprocessingcontext.h:44
qgsprocessingalgorithm.h
qgis_sip.h
QgsProcessingAlgorithm
Abstract base class for processing algorithms.
Definition:
qgsprocessingalgorithm.h:52
QgsProcessingAlgorithm::icon
virtual QIcon icon() const
Returns an icon for the algorithm.
Definition:
qgsprocessingalgorithm.cpp:78
QgsVectorLayerDirector
Determine making the graph from vector line layer.
Definition:
qgsvectorlayerdirector.h:34
QgsProcessingAlgorithm::group
virtual QString group() const
Returns the name of the group this algorithm belongs to.
Definition:
qgsprocessingalgorithm.h:224
QgsProcessingAlgorithm::flags
virtual Flags flags() const
Returns the flags indicating how and when the algorithm operates and should be exposed to users.
Definition:
qgsprocessingalgorithm.cpp:88
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