QGIS API Documentation 3.41.0-Master (d5b93354e9c)
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qgsvertexid.cpp
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1/***************************************************************************
2 qgsvertexid.cpp
3 -------------------------------------------------------------------
4Date : 04 Sept 2014
5Copyright : (C) 2014 by Marco Hugentobler
6email : marco.hugentobler at sourcepole dot com
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#include "qgsvertexid.h"
17#include "qgsabstractgeometry.h"
18
20{
21 return ( part >= 0 && part < geom->partCount() ) &&
22 ( ring < geom->ringCount( part ) ) &&
23 ( vertex < 0 || vertex < geom->vertexCount( part, ring ) );
24}
Abstract base class for all geometries.
virtual int ringCount(int part=0) const =0
Returns the number of rings of which this geometry is built.
int vertex
Vertex number.
Definition qgsvertexid.h:94
bool isValid() const
Returns true if the vertex id is valid.
Definition qgsvertexid.h:45
int part
Part number.
Definition qgsvertexid.h:88
int ring
Ring number.
Definition qgsvertexid.h:91