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92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
#ifndef OPENMW_ESM_VARIANT_H
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#define OPENMW_ESM_VARIANT_H
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#include <string>
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#include <iosfwd>
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namespace ESM
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{
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class ESMReader;
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class ESMWriter;
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enum VarType
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{
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VT_Unknown = 0,
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VT_None,
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VT_Short, // stored as a float, kinda
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VT_Int,
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VT_Long, // stored as a float
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VT_Float,
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VT_String
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};
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class VariantDataBase;
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class Variant
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{
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VarType mType;
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VariantDataBase *mData;
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public:
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enum Format
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{
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Format_Global,
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Format_Gmst,
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Format_Info,
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Format_Local // local script variables in save game files
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};
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Variant();
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Variant (const std::string& value);
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Variant (int value);
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Variant (float value);
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~Variant();
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Variant& operator= (const Variant& variant);
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Variant (const Variant& variant);
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VarType getType() const;
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std::string getString() const;
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///< Will throw an exception, if value can not be represented as a string.
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int getInteger() const;
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///< Will throw an exception, if value can not be represented as an integer (implicit
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/// casting of float values is permitted).
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float getFloat() const;
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///< Will throw an exception, if value can not be represented as a float value.
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void read (ESMReader& esm, Format format);
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void write (ESMWriter& esm, Format format) const;
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void write (std::ostream& stream) const;
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///< Write in text format.
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void setType (VarType type);
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void setString (const std::string& value);
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///< Will throw an exception, if type is not compatible with string.
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void setInteger (int value);
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///< Will throw an exception, if type is not compatible with integer.
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void setFloat (float value);
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///< Will throw an exception, if type is not compatible with float.
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bool isEqual (const Variant& value) const;
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};
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std::ostream& operator<<(std::ostream& stream, const Variant& value);
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bool operator== (const Variant& left, const Variant& right);
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bool operator!= (const Variant& left, const Variant& right);
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}
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#endif
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