qgsfielddomain.h

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/***************************************************************************
    qgsfielddomain.h
    ------------------
    Date                 : January 2022
    Copyright            : (C) 2022 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 QGSFIELDDOMAIN_H
#define QGSFIELDDOMAIN_H
 
#include "qgis.h"
#include "qgis_core.h"
#include "qgis_sip.h"
 
#include <QString>
 
using namespace Qt::StringLiterals;

class CORE_EXPORT QgsFieldDomain
{
 
#ifdef SIP_RUN
    SIP_CONVERT_TO_SUBCLASS_CODE
    if ( sipCpp->type() == Qgis::FieldDomainType::Coded )
    {
      sipType = sipType_QgsCodedFieldDomain;
    }
    else if ( sipCpp->type() == Qgis::FieldDomainType::Range )
    {
      sipType = sipType_QgsRangeFieldDomain;
    }
    else if ( sipCpp->type() == Qgis::FieldDomainType::Glob )
    {
      sipType = sipType_QgsGlobFieldDomain;
    }
    else
    {
      sipType = 0;
    }
    SIP_END
#endif
 
  public:

    QgsFieldDomain( const QString &name,
                    const QString &description,
                    QMetaType::Type fieldType );

    Q_DECL_DEPRECATED QgsFieldDomain( const QString &name,
                                      const QString &description,
                                      QVariant::Type fieldType ) SIP_DEPRECATED;
 
    virtual ~QgsFieldDomain();

    virtual QgsFieldDomain *clone() const = 0 SIP_FACTORY;

    virtual Qgis::FieldDomainType type() const = 0;

    virtual QString typeName() const = 0;

    QString name() const { return mName; }

    void setName( const QString &name ) { mName = name; }

    QString description() const { return mDescription; }

    void setDescription( const QString &description ) { mDescription = description; }

    QMetaType::Type fieldType() const { return mFieldType; }

    void setFieldType( QMetaType::Type type ) { mFieldType = type; }

    Q_DECL_DEPRECATED void setFieldType( QVariant::Type type ) SIP_DEPRECATED;

    Qgis::FieldDomainSplitPolicy splitPolicy() const { return mSplitPolicy; }

    void setSplitPolicy( Qgis::FieldDomainSplitPolicy policy ) { mSplitPolicy = policy; }

    Qgis::FieldDomainMergePolicy mergePolicy() const { return mMergePolicy; }

    void setMergePolicy( Qgis::FieldDomainMergePolicy policy ) { mMergePolicy = policy; }
 
  protected:
 
    QString mName;
    QString mDescription;
 
    QMetaType::Type mFieldType = QMetaType::Type::QString;
    Qgis::FieldDomainSplitPolicy mSplitPolicy = Qgis::FieldDomainSplitPolicy::DefaultValue;
    Qgis::FieldDomainMergePolicy mMergePolicy = Qgis::FieldDomainMergePolicy::DefaultValue;
 
};

class CORE_EXPORT QgsCodedValue
{
  public:

    QgsCodedValue( const QVariant &code, const QString &value )
      : mCode( code )
      , mValue( value )
    {}

    QVariant code() const { return mCode; }

    QString value() const { return mValue; }
 
#ifdef SIP_RUN
    SIP_PYOBJECT __repr__();
    % MethodCode
    QString str = u"<QgsCodedValue: %1 (%2)>"_s.arg( sipCpp->code().toString(), sipCpp->value() );
    sipRes = PyUnicode_FromString( str.toUtf8().constData() );
    % End
#endif
 
    bool operator==( const QgsCodedValue &other ) const;
    bool operator!=( const QgsCodedValue &other ) const;
 
  private:
 
    QVariant mCode;
    QString mValue;
};
 

class CORE_EXPORT QgsCodedFieldDomain : public QgsFieldDomain
{
 
  public:

    QgsCodedFieldDomain( const QString &name,
                         const QString &description,
                         QMetaType::Type fieldType,
                         const QList<QgsCodedValue> &values );

    Q_DECL_DEPRECATED QgsCodedFieldDomain( const QString &name,
                                           const QString &description,
                                           QVariant::Type fieldType,
                                           const QList<QgsCodedValue> &values ) SIP_DEPRECATED;
 
#ifndef SIP_RUN
    QgsCodedFieldDomain( const QgsCodedFieldDomain & ) = delete;
    QgsCodedFieldDomain &operator= ( const QgsCodedFieldDomain & ) = delete;
#endif
 
    Qgis::FieldDomainType type() const override;
    QString typeName() const override;
    QgsCodedFieldDomain *clone() const override SIP_FACTORY;

    QList< QgsCodedValue> values() const { return mValues; }

    void setValues( const QList< QgsCodedValue> &values ) { mValues = values; }
 
#ifdef SIP_RUN
    SIP_PYOBJECT __repr__();
    % MethodCode
    QString str = u"<QgsCodedFieldDomain: %1>"_s.arg( sipCpp->name() );
    sipRes = PyUnicode_FromString( str.toUtf8().constData() );
    % End
#endif
 
  private:
    QList< QgsCodedValue> mValues;
 
#ifdef SIP_RUN
    QgsCodedFieldDomain( const QgsCodedFieldDomain & );
#endif
};
 

class CORE_EXPORT QgsRangeFieldDomain : public QgsFieldDomain
{
 
  public:

    QgsRangeFieldDomain( const QString &name,
                         const QString &description,
                         QMetaType::Type fieldType,
                         const QVariant &minimum,
                         bool minimumIsInclusive,
                         const QVariant &maximum,
                         bool maximumIsInclusive );

    Q_DECL_DEPRECATED QgsRangeFieldDomain( const QString &name,
                                           const QString &description,
                                           QVariant::Type fieldType,
                                           const QVariant &minimum,
                                           bool minimumIsInclusive,
                                           const QVariant &maximum,
                                           bool maximumIsInclusive ) SIP_DEPRECATED;
 
 
#ifndef SIP_RUN
    QgsRangeFieldDomain( const QgsRangeFieldDomain & ) = delete;
    QgsRangeFieldDomain &operator= ( const QgsRangeFieldDomain & ) = delete;
#endif
 
    Qgis::FieldDomainType type() const override;
    QString typeName() const override;
    QgsRangeFieldDomain *clone() const override SIP_FACTORY;

    QVariant minimum() const { return mMin; }

    void setMinimum( const QVariant &minimum ) { mMin = minimum; }

    bool minimumIsInclusive() const { return mMinIsInclusive; }

    void setMinimumIsInclusive( bool inclusive ) { mMinIsInclusive = inclusive; }

    QVariant maximum() const { return mMax; }

    void setMaximum( const QVariant &maximum ) { mMax = maximum; }

    bool maximumIsInclusive() const { return mMaxIsInclusive; }

    void setMaximumIsInclusive( bool inclusive ) { mMaxIsInclusive = inclusive; }
 
#ifdef SIP_RUN
    SIP_PYOBJECT __repr__();
    % MethodCode
    QString str = u"<QgsRangeFieldDomain: %1 %2%3, %4%5>"_s.arg( sipCpp->name(),
                  sipCpp->minimumIsInclusive() ? u"["_s : u"("_s,
                  sipCpp->minimum().toString(),
                  sipCpp->maximum().toString(),
                  sipCpp->maximumIsInclusive() ? u"]"_s : u")"_s );
    sipRes = PyUnicode_FromString( str.toUtf8().constData() );
    % End
#endif
 
  private:
    QVariant mMin;
    QVariant mMax;
    bool mMinIsInclusive = false;
    bool mMaxIsInclusive = false;
 
#ifdef SIP_RUN
    QgsRangeFieldDomain( const QgsRangeFieldDomain & );
#endif
};
 

class CORE_EXPORT QgsGlobFieldDomain : public QgsFieldDomain
{
 
  public:

    QgsGlobFieldDomain( const QString &name,
                        const QString &description,
                        QMetaType::Type fieldType,
                        const QString &glob );

    Q_DECL_DEPRECATED QgsGlobFieldDomain( const QString &name,
                                          const QString &description,
                                          QVariant::Type fieldType,
                                          const QString &glob ) SIP_DEPRECATED;
 
 
#ifndef SIP_RUN
    QgsGlobFieldDomain( const QgsGlobFieldDomain & ) = delete;
    QgsGlobFieldDomain &operator= ( const QgsGlobFieldDomain & ) = delete;
#endif
 
    Qgis::FieldDomainType type() const override;
    QString typeName() const override;
    QgsGlobFieldDomain *clone() const override SIP_FACTORY;

    QString glob() const { return mGlob; }

    void setGlob( const QString &glob ) { mGlob = glob; }
 
#ifdef SIP_RUN
    SIP_PYOBJECT __repr__();
    % MethodCode
    QString str = u"<QgsGlobFieldDomain: %1 '%2'>"_s.arg( sipCpp->name(), sipCpp->glob() );
    sipRes = PyUnicode_FromString( str.toUtf8().constData() );
    % End
#endif
 
  private:
    QString mGlob;
 
#ifdef SIP_RUN
    QgsGlobFieldDomain( const QgsGlobFieldDomain & );
#endif
 
};
 
#endif // QGSFIELDDOMAIN_H