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src
core
elevation
qgsprofilerequest.h
Go to the documentation of this file.
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/***************************************************************************
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qgsprofilerequest.h
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---------------
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begin : February 2022
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copyright : (C) 2022 by Nyall Dawson
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email : nyall dot dawson at gmail dot com
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***************************************************************************/
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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 *
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* 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 QGSPROFILEREQUEST_H
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#define QGSPROFILEREQUEST_H
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#include "qgis_core.h"
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#include "
qgis_sip.h
"
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#include "
qgscoordinatereferencesystem.h
"
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#include "
qgscoordinatetransformcontext.h
"
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#include "
qgsexpressioncontext.h
"
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#include <memory>
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class
QgsCurve
;
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class
QgsAbstractTerrainProvider
;
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class
CORE_EXPORT
QgsProfileRequest
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{
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public
:
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QgsProfileRequest
(
QgsCurve
*curve
SIP_TRANSFER
);
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QgsProfileRequest
(
const
QgsProfileRequest
&other );
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~QgsProfileRequest
();
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QgsProfileRequest
&operator=(
const
QgsProfileRequest
&other );
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bool
operator==
(
const
QgsProfileRequest
&other )
const
;
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bool
operator!=
(
const
QgsProfileRequest
&other )
const
;
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QgsProfileRequest
&setProfileCurve(
QgsCurve
*curve
SIP_TRANSFER
);
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QgsCurve
*profileCurve()
const
;
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QgsProfileRequest
&setCrs(
const
QgsCoordinateReferenceSystem
&
crs
);
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QgsCoordinateReferenceSystem
crs
()
const
;
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QgsCoordinateTransformContext
transformContext()
const
;
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QgsProfileRequest
&setTransformContext(
const
QgsCoordinateTransformContext
&context );
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QgsProfileRequest
&setTolerance(
double
tolerance );
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double
tolerance
()
const
{
return
mTolerance; }
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QgsProfileRequest
&setTerrainProvider(
QgsAbstractTerrainProvider
*provider
SIP_TRANSFER
);
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QgsAbstractTerrainProvider
*terrainProvider()
const
;
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QgsProfileRequest
&setStepDistance(
double
distance );
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double
stepDistance
()
const
{
return
mStepDistance; }
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QgsExpressionContext
&
expressionContext
() {
return
mExpressionContext; }
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const
QgsExpressionContext
&
expressionContext
() const
SIP_SKIP
{
return
mExpressionContext; }
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QgsProfileRequest
&setExpressionContext(
const
QgsExpressionContext
&context );
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private
:
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std::unique_ptr< QgsCurve> mCurve;
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QgsCoordinateReferenceSystem
mCrs;
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QgsCoordinateTransformContext
mTransformContext;
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double
mTolerance = 0;
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double
mStepDistance = std::numeric_limits<float>::quiet_NaN();
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std::unique_ptr< QgsAbstractTerrainProvider > mTerrainProvider;
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QgsExpressionContext
mExpressionContext;
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};
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#endif
// QGSPROFILEREQUEST_H
QgsAbstractTerrainProvider
Abstract base class for terrain providers.
Definition
qgsterrainprovider.h:41
QgsCoordinateReferenceSystem
This class represents a coordinate reference system (CRS).
Definition
qgscoordinatereferencesystem.h:212
QgsCoordinateTransformContext
Contains information about the context in which a coordinate transform is executed.
Definition
qgscoordinatetransformcontext.h:57
QgsCurve
Abstract base class for curved geometry type.
Definition
qgscurve.h:35
QgsExpressionContext
Expression contexts are used to encapsulate the parameters around which a QgsExpression should be eva...
Definition
qgsexpressioncontext.h:471
QgsProfileRequest
Encapsulates properties and constraints relating to fetching elevation profiles from different source...
Definition
qgsprofilerequest.h:38
QgsProfileRequest::~QgsProfileRequest
~QgsProfileRequest()
QgsProfileRequest::expressionContext
QgsExpressionContext & expressionContext()
Returns the expression context used to evaluate expressions.
Definition
qgsprofilerequest.h:187
QgsProfileRequest::stepDistance
double stepDistance() const
Returns the profile step distance (in crs() units).
Definition
qgsprofilerequest.h:181
QgsProfileRequest::tolerance
double tolerance() const
Returns the tolerance of the request (in crs() units).
Definition
qgsprofilerequest.h:135
QgsProfileRequest::expressionContext
const QgsExpressionContext & expressionContext() const
Returns the expression context used to evaluate expressions.
Definition
qgsprofilerequest.h:193
qgis_sip.h
SIP_SKIP
#define SIP_SKIP
Definition
qgis_sip.h:126
SIP_TRANSFER
#define SIP_TRANSFER
Definition
qgis_sip.h:36
qgscoordinatereferencesystem.h
qgscoordinatetransformcontext.h
qgsexpressioncontext.h
operator==
bool operator==(const QgsFeatureIterator &fi1, const QgsFeatureIterator &fi2)
Definition
qgsfeatureiterator.h:433
operator!=
bool operator!=(const QgsFeatureIterator &fi1, const QgsFeatureIterator &fi2)
Definition
qgsfeatureiterator.h:438
crs
const QgsCoordinateReferenceSystem & crs
Definition
qgswfsgetfeature.cpp:53
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