DAAbstractData.h

#ifndef DAABSTRACTDATA_H
#define DAABSTRACTDATA_H
#include <QVariant>
#include <memory>
#include <QMetaEnum>
#include <QDataStream>
#include "DADataAPI.h"
namespace DA
{
class DADATA_API DAAbstractData
{
public:
    using Pointer = std::shared_ptr< DAAbstractData >;
    using IdType  = uint64_t;  
public:
    enum DataType
    {
        TypeNone,             
        TypeDataPackage,      
        TypePythonObject,     
        TypePythonDataFrame,  
        TypePythonSeries,     
        TypeInnerData
    };
 
public:
    DAAbstractData();
    virtual ~DAAbstractData();
 
    // 变量类型
    virtual DataType getDataType() const = 0;
 
    // 变量值
    virtual QVariant toVariant(std::size_t dim1, std::size_t dim2) const         = 0;
    virtual bool setValue(std::size_t dim1, std::size_t dim2, const QVariant& v) = 0;
 
    // 变量名
    QString getName() const;
    void setName(const QString& n);
 
    // 变量描述
    QString getDescribe() const;
    void setDescribe(const QString& d);
 
    // 返回其父节点（一般此函数之会对DADataPackage有用）
    Pointer getParent() const;
    void setParent(Pointer& p);
 
    //
    virtual void write(QDataStream& out);
    virtual bool read(QDataStream& in);
    // id操作
    IdType id() const;
    void setID(IdType d);
 
public:
    // 类型转换为文字
    static QString typeToString(DataType d);
    // 生成一个uint64_t的唯一id
    static IdType generateID();
 
private:
    QString mName;      
    QString mDescribe;  
    Pointer mParent;    
    IdType mID;         
};
 
}  // namespace DA
#endif  // DAABSTRACTDATA_H