175 lines
4.4 KiB
C++
175 lines
4.4 KiB
C++
#pragma once
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#include <QVariant>
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#include <QJsonObject>
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#include <memory>
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/// <summary>
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/// 序列化实体
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/// </summary>
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class Serializable {
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public:
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virtual ~Serializable() = default;
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/// <summary>
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/// 反序列化
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/// </summary>
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/// <param name="obj"></param>
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virtual void loadFrom(const QJsonObject &obj) = 0;
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/// <summary>
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/// 序列化
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/// </summary>
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/// <param name="obj"></param>
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virtual void saveTo(QJsonObject &obj) const = 0;
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/// <summary>
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/// 创建默认副本
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/// </summary>
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/// <returns></returns>
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virtual std::shared_ptr<Serializable> newDefault() const = 0;
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};
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/// <summary>
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/// 翻译单元抽象接口
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/// </summary>
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class TranslateUnit : public Serializable {
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public:
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virtual ~TranslateUnit() = default;
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/// <summary>
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/// 单元名称
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/// </summary>
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/// <returns></returns>
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virtual QString name() const = 0;
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/// <summary>
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/// 从上一个单元字节偏移字节数量
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/// </summary>
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/// <returns></returns>
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virtual int offsetFromPrevious() const = 0;
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/// <summary>
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/// 解析所用的字节数量
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/// </summary>
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/// <returns></returns>
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virtual int countWithinParse() const = 0;
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/// <summary>
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/// 执行解析过程
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/// </summary>
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/// <param name="bytes"></param>
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/// <returns></returns>
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virtual QVariant parse(const QByteArray &bytes) const = 0;
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};
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class AbstractTranslateUnit : public TranslateUnit {
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private:
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QString _name_store;
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int _byte_offset, _byte_count;
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public:
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AbstractTranslateUnit(const QString &name);
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/// <summary>
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/// 设置偏移字节数量
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/// </summary>
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/// <param name="bytes"></param>
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virtual bool setOffsetFromPrevious(int bytes);
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/// <summary>
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/// 设置解析字节数量
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/// </summary>
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/// <param name="bytes"></param>
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virtual bool setCountWithinParse(int bytes);
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// TranslateUnit ===========================
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QString name() const override;
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int offsetFromPrevious() const override;
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int countWithinParse() const override;
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// Serializable ==============================
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void loadFrom(const QJsonObject& obj) override;
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void saveTo(QJsonObject& obj) const override;
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};
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#define NAME(u) #u
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#define INT32_SAVE(varx) obj[NAME(varx)] = varx;
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#define INT32_PEAK(varx) varx = obj[NAME(varx)].toInt();
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#define STRLIST_SAVE(list) obj[NAME(list)] = list.join(";");
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#define STRLIST_PEAK(list) list = obj[NAME(list)].toString().split(";");
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/// <summary>
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/// 转换源数值未16进制数值，默认分割方式
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/// </summary>
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class BytesAsHex : public AbstractTranslateUnit {
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public:
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BytesAsHex();
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QVariant parse(const QByteArray& bytes) const override;
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std::shared_ptr<Serializable> newDefault() const override;
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};
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#include <QHash>
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/// <summary>
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/// 转换源数值为位联合
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/// </summary>
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class BytesAsBitCombine : public AbstractTranslateUnit {
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private:
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QHash<int, QString> _switch_options;
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public:
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BytesAsBitCombine();
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bool setSwitchOption(int bit_index, const QString& keyword);
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QHash<int, QString> switchOptions() const;
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virtual void clearOptions();
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// TranslateUnit ============================
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QVariant parse(const QByteArray& bytes) const override;
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// Serializable ==============================
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void loadFrom(const QJsonObject& obj) override;
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void saveTo(QJsonObject& obj) const override;
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std::shared_ptr<Serializable> newDefault() const override;
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};
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/// <summary>
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/// 转换源数据为整形
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/// </summary>
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class BytesAsInteger : public AbstractTranslateUnit {
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private:
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bool unsigned_mark = false;
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public:
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BytesAsInteger();
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void setUnsignedMark(bool ste);
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bool unsignedMark() const;
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// TranslateUnit ============================
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bool setCountWithinParse(int bytes) override;
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QVariant parse(const QByteArray& bytes) const override;
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// Serializable ==============================
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void loadFrom(const QJsonObject& obj) override;
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void saveTo(QJsonObject& obj) const override;
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std::shared_ptr<Serializable> newDefault() const override;
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};
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#define STRING_PEAK(codec_name) codec_name = obj[NAME(codec_name)].toString();
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#define STRING_SAVE(codec_name) obj[NAME(codec_name)] = codec_name;
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/// <summary>
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/// 转换源数据为字符串
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/// </summary>
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class BytesAsString : public AbstractTranslateUnit {
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private:
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QTextCodec *_conv_with = nullptr;
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public:
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BytesAsString();
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void setStrCodec(QTextCodec *ins);
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QString codecName() const;
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// TranslateUnit ============================
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QVariant parse(const QByteArray& bytes) const override;
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// Serializable ==============================
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void loadFrom(const QJsonObject& obj) override;
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void saveTo(QJsonObject& obj) const override;
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std::shared_ptr<Serializable> newDefault() const override;
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}; |