qgsnumericformatregistry.h

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/***************************************************************************
                             qgsnumericformatregistry.h
                             --------------------------
    begin                : January 2020
    copyright            : (C) 2020 by Nyall Dawson
    email                : nyall dot dawson at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
#ifndef QGSNUMERICFORMATREGISTRY_H
#define QGSNUMERICFORMATREGISTRY_H
 
#include "qgis_core.h"
#include "qgis_sip.h"
 
#include <QHash>
#include <QObject>
#include <QString>
 
class QgsNumericFormat;
class QDomElement;
class QgsReadWriteContext;

class CORE_EXPORT QgsNumericFormatRegistry
{
 
  public:

    explicit QgsNumericFormatRegistry();
    ~QgsNumericFormatRegistry();

    QStringList formats() const;

    void addFormat( QgsNumericFormat *format SIP_TRANSFER );

    void removeFormat( const QString &id );

    QgsNumericFormat *format( const QString &id ) const SIP_TRANSFERBACK;

    QgsNumericFormat *create( const QString &id, const QVariantMap &configuration, const QgsReadWriteContext &context ) const SIP_TRANSFERBACK;

    QgsNumericFormat *createFromXml( const QDomElement &element, const QgsReadWriteContext &context ) const SIP_TRANSFERBACK;

    QgsNumericFormat *fallbackFormat() const SIP_FACTORY;

    QString visibleName( const QString &id ) const;

    int sortKey( const QString &id ) const;
 
  private:
    QHash<QString, QgsNumericFormat *> mFormats;
};
 
#endif // QGSNUMERICFORMATREGISTRY_H