QGIS API Documentation  3.8.0-Zanzibar (11aff65)
qgsgeometrymissingvertexcheck.h
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1 /***************************************************************************
2  qgsgeometrymissingvertexcheck.h
3  ---------------------
4  begin : September 2018
5  copyright : (C) 2018 Matthias Kuhn
6  email : [email protected]
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 
16 #define SIP_NO_FILE
17 
18 #ifndef QGSGEOMETRYMISSINGVERTEXCHECK_H
19 #define QGSGEOMETRYMISSINGVERTEXCHECK_H
20 
21 #include "qgsgeometrycheck.h"
22 #include "qgsgeometrycheckerror.h"
23 
24 class QgsCurvePolygon;
25 
37 {
38  public:
39 
44  const QgsGeometryCheckerUtils::LayerFeature &layerFeature,
45  const QgsPointXY &errorLocation,
46  QgsVertexId vidx = QgsVertexId(),
47  const QVariant &value = QVariant(),
48  ValueType valueType = ValueOther );
49 
50  QgsRectangle affectedAreaBBox() const override;
51 
57  void setAffectedAreaBBox( const QgsRectangle &affectedAreaBBox );
58 
59  QMap<QString, QgsFeatureIds> involvedFeatures() const override;
60 
67  void setInvolvedFeatures( const QMap<QString, QgsFeatureIds> &involvedFeatures );
68 
69  QIcon icon() const override;
70 
71  private:
72  QgsRectangle mAffectedAreaBBox;
73  QMap<QString, QgsFeatureIds> mInvolvedFeatures;
74 };
75 
85 class ANALYSIS_EXPORT QgsGeometryMissingVertexCheck : public QgsGeometryCheck
86 {
87  Q_GADGET
88 
89  public:
90 
95  {
97  AddMissingVertex
98  };
99  Q_ENUM( ResolutionMethod )
100 
101 
104  explicit QgsGeometryMissingVertexCheck( const QgsGeometryCheckContext *context, const QVariantMap &geometryCheckConfiguration );
105  void collectErrors( const QMap<QString, QgsFeaturePool *> &featurePools, QList<QgsGeometryCheckError *> &errors, QStringList &messages, QgsFeedback *feedback, const LayerFeatureIds &ids = LayerFeatureIds() ) const override;
106  void fixError( const QMap<QString, QgsFeaturePool *> &featurePools, QgsGeometryCheckError *error, int method, const QMap<QString, int> &mergeAttributeIndices, Changes &changes ) const override;
107  QStringList resolutionMethods() const override;
108 
109  QString description() const override;
110  QString id() const override;
111  QList<QgsWkbTypes::GeometryType> compatibleGeometryTypes() const override;
112  QgsGeometryCheck::Flags flags() const override;
113  QgsGeometryCheck::CheckType checkType() const override;
114 
116  static QList<QgsWkbTypes::GeometryType> factoryCompatibleGeometryTypes() SIP_SKIP;
117  static bool factoryIsCompatible( QgsVectorLayer *layer ) SIP_SKIP;
118  static QString factoryDescription() SIP_SKIP;
119  static QString factoryId() SIP_SKIP;
120  static QgsGeometryCheck::Flags factoryFlags() SIP_SKIP;
121  static QgsGeometryCheck::CheckType factoryCheckType() SIP_SKIP;
123 
124  private:
125  void processPolygon( const QgsCurvePolygon *polygon, QgsFeaturePool *featurePool, QList<QgsGeometryCheckError *> &errors, const QgsGeometryCheckerUtils::LayerFeature &layerFeature, QgsFeedback *feedback ) const;
126 
127  QgsRectangle contextBoundingBox( const QgsCurvePolygon *polygon, const QgsVertexId &vertexId, const QgsPoint &point ) const;
128 };
129 
130 
131 
132 #endif // QGSGEOMETRYMISSINGVERTEXCHECK_H
A rectangle specified with double values.
Definition: qgsrectangle.h:41
Contains utilities required for geometry checks.
A class to represent a 2D point.
Definition: qgspointxy.h:43
A topology check for missing vertices.
Curve polygon geometry type.
CheckType
The type of a check.
ValueType
Describes the type of an error value.
virtual QList< QgsWkbTypes::GeometryType > compatibleGeometryTypes() const =0
A list of geometry types for which this check can be performed.
Base class for feedback objects to be used for cancellation of something running in a worker thread...
Definition: qgsfeedback.h:44
Base configuration for geometry checks.
Utility class for identifying a unique vertex within a geometry.
#define SIP_SKIP
Definition: qgis_sip.h:119
virtual CheckType checkType() const =0
Returns the check type.
A layer feature combination to uniquely identify and access a feature in a set of layers...
A geometry check error for a missing vertex.
ResolutionMethod
The available resolutions for missing vertex check.
virtual QString id() const =0
Returns an id for this check.
This class implements a geometry check.
Point geometry type, with support for z-dimension and m-values.
Definition: qgspoint.h:37
A list of layers and feature ids for each of these layers.
virtual QIcon icon() const
Returns an icon that should be shown for this kind of error.
virtual QMap< QString, QgsFeatureIds > involvedFeatures() const
Returns a list of involved features.
QMap< QString, QMap< QgsFeatureId, QList< QgsGeometryCheck::Change > > > Changes
A collection of changes.
A feature pool is based on a vector layer and caches features.
virtual QString description() const =0
Returns a human readable description for this check.
virtual QgsRectangle affectedAreaBBox() const
The bounding box of the affected area of the error.
virtual void fixError(const QMap< QString, QgsFeaturePool *> &featurePools, QgsGeometryCheckError *error, int method, const QMap< QString, int > &mergeAttributeIndices, Changes &changes) const
Fix the error error with the specified method.
virtual QStringList resolutionMethods() const =0
Returns a list of descriptions for available resolutions for errors.
virtual QgsGeometryCheck::Flags flags() const
Flags for this geometry check.
This represents an error reported by a geometry check.
virtual void collectErrors(const QMap< QString, QgsFeaturePool *> &featurePools, QList< QgsGeometryCheckError *> &errors, QStringList &messages, QgsFeedback *feedback, const LayerFeatureIds &ids=QgsGeometryCheck::LayerFeatureIds()) const =0
The main worker method.
Represents a vector layer which manages a vector based data sets.