QGIS API Documentation 3.29.0-Master (8c80f25a4f)
util.h
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1/*
2 * libpal - Automated Placement of Labels Library
3 *
4 * Copyright (C) 2008 Maxence Laurent, MIS-TIC, HEIG-VD
5 * University of Applied Sciences, Western Switzerland
6 * http://www.hes-so.ch
7 *
8 * Contact:
9 * maxence.laurent <at> heig-vd <dot> ch
10 * or
11 * eric.taillard <at> heig-vd <dot> ch
12 *
13 * This file is part of libpal.
14 *
15 * libpal is free software: you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation, either version 3 of the License, or
18 * (at your option) any later version.
19 *
20 * libpal is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with libpal. If not, see <http://www.gnu.org/licenses/>.
27 *
28 */
29
30#ifndef PAL_UTIL_H
31#define PAL_UTIL_H
32
33#define SIP_NO_FILE
34
35
36#include <QList>
37#include <vector>
38#include <memory>
39
40namespace pal
41{
42
43 class LabelPosition;
44 class Layer;
45 class FeaturePart;
46 class PointSet;
47
53 class Feats
54 {
55 public:
57 Feats() = default;
58
59 FeaturePart *feature = nullptr;
60 PointSet *shape = nullptr;
61 double priority = 0;
62 std::vector< std::unique_ptr< LabelPosition > > candidates;
63 };
64
65
66 struct ElemTrans
67 {
68 int feat;
71 };
72
73 struct Point
74 {
75 double x, y;
76 };
77
78#define EPSILON 1e-9
79
86 class Util
87 {
88 public:
89
90 static QLinkedList<const GEOSGeometry *> *unmulti( const GEOSGeometry *the_geom );
91 };
92
93
94} // namespace
95
96Q_DECLARE_TYPEINFO( pal::Point, Q_PRIMITIVE_TYPE );
97
98#endif
For usage in problem solving algorithm.
Definition: util.h:54
std::vector< std::unique_ptr< LabelPosition > > candidates
Definition: util.h:62
double priority
Definition: util.h:61
Feats()=default
Constructor for Feats.
PointSet * shape
Definition: util.h:60
FeaturePart * feature
Definition: util.h:59
Main class to handle feature.
Definition: feature.h:65
The underlying raw pal geometry class.
Definition: pointset.h:77
Pal utilities.
Definition: util.h:87
static QLinkedList< const GEOSGeometry * > * unmulti(const GEOSGeometry *the_geom)
Definition: util.cpp:40
int feat
Definition: util.h:68
int new_label
Definition: util.h:70
int old_label
Definition: util.h:69
double y
Definition: util.h:75
double x
Definition: util.h:75
Q_DECLARE_TYPEINFO(pal::Point, Q_PRIMITIVE_TYPE)