QGIS API Documentation
3.0.2-Girona (307d082)
src
core
pal
util.h
Go to the documentation of this file.
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/*
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* libpal - Automated Placement of Labels Library
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*
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* Copyright (C) 2008 Maxence Laurent, MIS-TIC, HEIG-VD
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* University of Applied Sciences, Western Switzerland
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* http://www.hes-so.ch
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*
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* Contact:
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* maxence.laurent <at> heig-vd <dot> ch
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* or
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* eric.taillard <at> heig-vd <dot> ch
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*
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* This file is part of libpal.
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*
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* libpal 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 3 of the License, or
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* (at your option) any later version.
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*
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* libpal is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with libpal. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef PAL_UTIL_H
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#define PAL_UTIL_H
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#define SIP_NO_FILE
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#include <QList>
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namespace
pal
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{
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class
LabelPosition;
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class
Layer;
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class
FeaturePart;
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class
Feats
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{
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public
:
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Feats
() =
default
;
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FeaturePart
*
feature
=
nullptr
;
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PointSet
*
shape
=
nullptr
;
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double
priority
= 0;
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QList< LabelPosition *>
lPos
;
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};
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typedef
struct
_elementary_transformation
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{
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int
feat
;
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int
old_label
;
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int
new_label
;
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}
ElemTrans
;
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struct
Point
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{
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double
x,
y
;
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};
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#define EPSILON 1e-9
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class
Util
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{
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public
:
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static
void
sort(
void
**items,
int
N,
bool
( *greater )(
void
*l,
void
*r ) );
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static
QLinkedList<const GEOSGeometry *> *unmulti(
const
GEOSGeometry *the_geom );
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};
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}
// namespace
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Q_DECLARE_TYPEINFO
(
pal::Point
, Q_PRIMITIVE_TYPE );
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#endif
pal::Feats::feature
FeaturePart * feature
Definition:
util.h:56
pal::Feats::Feats
Feats()=default
Constructor for Feats.
pal::_elementary_transformation
Definition:
util.h:63
pal::ElemTrans
struct pal::_elementary_transformation ElemTrans
pal::Point
Definition:
util.h:70
pal::Feats::shape
PointSet * shape
Definition:
util.h:57
pal::_elementary_transformation::old_label
int old_label
Definition:
util.h:66
Q_DECLARE_TYPEINFO
Q_DECLARE_TYPEINFO(pal::Point, Q_PRIMITIVE_TYPE)
pal::Feats::lPos
QList< LabelPosition * > lPos
Definition:
util.h:59
pal::Feats
For usage in problem solving algorithm.
Definition:
util.h:50
pal::Util
Definition:
util.h:82
pal::Feats::priority
double priority
Definition:
util.h:58
pal::FeaturePart
Main class to handle feature.
Definition:
feature.h:96
pal::_elementary_transformation::new_label
int new_label
Definition:
util.h:67
pal::PointSet
Definition:
pointset.h:68
pal::_elementary_transformation::feat
int feat
Definition:
util.h:65
pal
Definition:
qgsdiagramrenderer.h:47
pal::Point::y
double y
Definition:
util.h:72
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