[4838] | 1 | /*! |
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[5536] | 2 | * @file multi_type.h |
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[7199] | 3 | * @brief Definition of a MultiType, that is able to hold one Value of many types. |
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[5545] | 4 | */ |
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[1853] | 5 | |
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[5536] | 6 | #ifndef _MULTI_TYPE_H |
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| 7 | #define _MULTI_TYPE_H |
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[1853] | 8 | |
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[7199] | 9 | #include <string> |
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| 10 | |
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[4838] | 11 | // FORWARD DECLARATION |
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[3543] | 12 | |
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[5537] | 13 | //! An enumerator defining Types, that can be stored inside a MultiType. |
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[5536] | 14 | typedef enum |
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| 15 | { |
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[5537] | 16 | MT_NULL = 0, //!< No Value at all. |
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| 17 | MT_BOOL = 1, //!< A bool Value. |
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| 18 | MT_INT = 2, //!< An int Value. |
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[5633] | 19 | MT_UINT = 2, |
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| 20 | MT_LONG = 2, |
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[5537] | 21 | MT_FLOAT = 4, //!< A float Value. |
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| 22 | MT_CHAR = 8, //!< A single char. |
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| 23 | MT_STRING = 16, //!< An entire String. |
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[5633] | 24 | MT_EXT1 = 32, //!< An external Type. |
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| 25 | MT_EXT2 = 64, //!< An external Type. |
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[5537] | 26 | } MT_Type; |
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[5536] | 27 | |
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| 28 | |
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| 29 | |
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[5537] | 30 | //! A class that encapsulates multiple differen types. |
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| 31 | /** |
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| 32 | * Only one Value can be Stored inside this Class, but it can have any type: @see MT_Type. |
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| 33 | */ |
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[5536] | 34 | class MultiType { |
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[5545] | 35 | public: |
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[7197] | 36 | MultiType(MT_Type type = MT_NULL); |
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[5545] | 37 | MultiType(bool value); |
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| 38 | MultiType(int value); |
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| 39 | MultiType(double value); |
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| 40 | MultiType(char value); |
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[7199] | 41 | MultiType(const std::string& value); |
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[5659] | 42 | MultiType(const MultiType& multiType); |
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[5545] | 43 | virtual ~MultiType(); |
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[1853] | 44 | |
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[6643] | 45 | MultiType& operator=(const MultiType& mt); |
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[6644] | 46 | MultiType& operator=(bool value) { this->setBool(value); return *this; }; |
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| 47 | MultiType& operator=(int value) { this->setInt(value); return *this; }; |
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| 48 | MultiType& operator=(float value) { this->setFloat(value); return *this; }; |
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| 49 | MultiType& operator=(char value) { this->setChar(value); return *this; }; |
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[7199] | 50 | MultiType& operator=(const std::string& value) { this->setString(value); return *this; }; |
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[6644] | 51 | |
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[6643] | 52 | bool operator==(const MultiType& mt) const; |
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[6644] | 53 | bool operator==(bool value) const { return (this->getBool() == value); }; |
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| 54 | bool operator==(int value) const { return (this->getInt() == value); }; |
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| 55 | bool operator==(float value) const { return (this->getFloat() == value); }; |
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| 56 | bool operator==(char value) const { return (this->getChar() == value); }; |
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[7199] | 57 | bool operator==(const std::string& value) const { return (this->getString() == value); }; |
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[6645] | 58 | bool operator==(MT_Type type) const { return (this->type == type); } |
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| 59 | bool operator!=(MT_Type type) const { return (this->type != type); } |
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[3245] | 60 | |
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[6645] | 61 | void setType(MT_Type type); |
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[5540] | 62 | |
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[5545] | 63 | void setBool(bool value); |
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| 64 | void setInt(int value); |
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| 65 | void setFloat(float value); |
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| 66 | void setChar(char value); |
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[7199] | 67 | void setString(const std::string& value); |
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[5540] | 68 | |
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[6644] | 69 | // for your convenience. |
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[5545] | 70 | inline void setValue(bool value) { this->setBool(value); }; |
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| 71 | inline void setValue(int value) { this->setInt(value); }; |
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| 72 | inline void setValue(float value) { this->setFloat(value); }; |
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| 73 | inline void setValue(char value) { this->setChar(value); }; |
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| 74 | inline void setValue(const char* value) { this->setString(value); }; |
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[7199] | 75 | inline void setValue(const std::string& value) { this->setString(value); }; |
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| 76 | void setValueOf(const MultiType& mt); |
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[5541] | 77 | |
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[5545] | 78 | /** @returns the Type of the Value stored in this MultiType */ |
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| 79 | inline MT_Type getType() const { return this->type; }; |
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[5536] | 80 | |
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[5552] | 81 | |
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| 82 | /* RETRIEVING FUNCTIONS */ |
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[5545] | 83 | bool getBool() const; |
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| 84 | int getInt() const; |
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| 85 | float getFloat() const; |
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| 86 | char getChar() const; |
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[7199] | 87 | const char* getCString(); |
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| 88 | std::string getString() const; |
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[8035] | 89 | const std::string& getConstString() const; |
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[5537] | 90 | |
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[5643] | 91 | void reset(); |
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[5537] | 92 | |
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[7199] | 93 | void debug() const; |
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[5544] | 94 | |
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[7401] | 95 | static const std::string& MultiTypeToString(MT_Type type); |
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[7221] | 96 | static MT_Type StringToMultiType(const std::string& type); |
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[5544] | 97 | |
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[5545] | 98 | private: |
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[7401] | 99 | //! A union, that combines types into as little memory as possible. |
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[5551] | 100 | union MultiTypeValue |
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[5545] | 101 | { |
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[7401] | 102 | bool Bool; //!< If it is a BOOL |
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| 103 | int Int; //!< If it is an INT |
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| 104 | float Float; //!< If it is a FLOAT |
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| 105 | char Char; //!< If it is a CHAR |
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| 106 | } value; //!< The Value. |
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| 107 | std::string storedString; //!< The Stored String. |
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| 108 | MT_Type type; //!< The Type stored in this MultiType |
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| 109 | |
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[8035] | 110 | |
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| 111 | static std::string constString; //!< A String for returning Constant strings. |
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| 112 | |
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[7401] | 113 | static const std::string typeNames[]; //!< List of TypeNames for conversion. |
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[1853] | 114 | }; |
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| 115 | |
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[5536] | 116 | #endif /* _MULTI_TYPE_H */ |
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