table.h

#ifndef TABLE_H
#define TABLE_H

#include <QSqlDatabase>
#include <unordered_map>

#include "Kernel_global.h"

namespace Ilwis {

static const quint32 NEW_RECORD=1e9;

class KERNELSHARED_EXPORT Table : public IlwisObject
{
public:

    ~Table() {}

    virtual quint32 recordCount() const=0;

    virtual quint32 columnCount() const=0;

    virtual void recordCount(quint32 r)=0;

    virtual bool createTable() =0;

    virtual bool addColumn(const QString &name, const IDomain &domain)=0;

    virtual bool addColumn(const QString &name, const QString& domainname)=0;

    virtual bool addColumn(const ColumnDefinition& def)=0;

    virtual ColumnDefinition columndefinition(const QString& nme) const=0;

    virtual ColumnDefinition columndefinition(quint32 index) const=0;

    virtual ColumnDefinition& columndefinition(quint32 index) = 0;

    virtual void columndefinition(const ColumnDefinition& coldef) = 0;

    virtual void newRecord() = 0;

    virtual std::vector<QVariant> record(quint32 n) const = 0;

    virtual void record(quint32 rec, const std::vector<QVariant>& vars, quint32 offset=0) = 0;

    virtual std::vector<QVariant> column(const QString& nme, quint32 start=0, quint32 stop=2e9) const = 0;

    virtual std::vector<QVariant> column(quint32 index, quint32 start=0, quint32 stop=2e9) const = 0;

    virtual void column(const QString& nme, const std::vector<QVariant>& vars, quint32 offset=0) = 0;

    virtual void column(const quint32 index, const std::vector<QVariant>& vars, quint32 offset=0) = 0;

    virtual QVariant cell(const QString& col, quint32 rec, bool asRaw=true) const = 0;

    virtual QVariant cell(const quint32 index, quint32 rec, bool asRaw=true) const = 0;

    virtual void setCell(const QString& col, quint32 rec, const QVariant& var) = 0;

    virtual void setCell(quint32 col, quint32 rec, const QVariant& var) = 0;

    virtual quint32 columnIndex(const QString& nme) const = 0;

    virtual std::vector<quint32> select(const QString& conditions) const = 0;

    virtual void dataLoaded(bool yesno) = 0;
    virtual bool isDataLoaded() const = 0;

protected:
    Table(const Resource& resource) :
    IlwisObject(resource)
    {}

    Table() : IlwisObject()
    {}

};
typedef IlwisData<Table> ITable;
}

Q_DECLARE_METATYPE(Ilwis::ITable)

// special columns
#define COVERAGEKEYCOLUMN "coverage_key"
#define FEATUREIDCOLUMN "feature_id"
#define FEATUREVALUECOLUMN "feature_value"
#define FEATURETYPECOLUMN "feature_type"

#endif // TABLE_H