QgsCRSCache Class Reference

#include <qgscrscache.h>

Collaboration diagram for QgsCRSCache:

List of all members.

Public Member Functions
	~QgsCRSCache ()
const QgsCoordinateReferenceSystem &	crsByAuthId (const QString &authid)
	Returns the CRS for authid, e.g.
const QgsCoordinateReferenceSystem &	crsByEpsgId (long epsg)
Static Public Member Functions
static QgsCRSCache *	instance ()
Protected Member Functions
	QgsCRSCache ()
Private Attributes
QHash< QString, QgsCoordinateReferenceSystem >	mCRS
QgsCoordinateReferenceSystem	mInvalidCRS
	CRS that is not initialised (returned in case of error)
Static Private Attributes
static QgsCRSCache *	mInstance = 0

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Detailed Description

Definition at line 43 of file qgscrscache.h.

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Constructor & Destructor Documentation

QgsCRSCache::~QgsCRSCache

(

)

Definition at line 75 of file qgscrscache.cpp.

References mInstance.

QgsCRSCache::QgsCRSCache

(

)

[protected]

Definition at line 71 of file qgscrscache.cpp.

Referenced by instance().

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Member Function Documentation

const QgsCoordinateReferenceSystem & QgsCRSCache::crsByAuthId

(

const QString &

authid

)

Returns the CRS for authid, e.g.

'EPSG:4326' (or an invalid CRS in case of error)

Definition at line 80 of file qgscrscache.cpp.

References QgsCoordinateReferenceSystem::createFromOgcWmsCrs(), mCRS, and mInvalidCRS.

Referenced by crsByEpsgId(), QgsCoordinateTransform::initialise(), and QgsCoordinateReferenceSystem::validate().

const QgsCoordinateReferenceSystem & QgsCRSCache::crsByEpsgId

(

long

epsg

)

Definition at line 98 of file qgscrscache.cpp.

References crsByAuthId().

QgsCRSCache * QgsCRSCache::instance

(

)

[static]

Definition at line 62 of file qgscrscache.cpp.

References mInstance, and QgsCRSCache().

Referenced by QgsCoordinateTransform::initialise(), QgsCoordinateReferenceSystem::readXML(), and QgsCoordinateReferenceSystem::validate().

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Member Data Documentation

QHash< QString, QgsCoordinateReferenceSystem > QgsCRSCache::mCRS [private]

Definition at line 57 of file qgscrscache.h.

Referenced by crsByAuthId().

QgsCRSCache * QgsCRSCache::mInstance = 0 [static, private]

Definition at line 56 of file qgscrscache.h.

Referenced by instance(), and ~QgsCRSCache().

QgsCoordinateReferenceSystem QgsCRSCache::mInvalidCRS [private]

CRS that is not initialised (returned in case of error)

Definition at line 59 of file qgscrscache.h.

Referenced by crsByAuthId().

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The documentation for this class was generated from the following files:

• src/core/qgscrscache.h
• src/core/qgscrscache.cpp