source: dev/trunk/jenga/include/smoothie/Type.h@ 172

#pragma once

#include <string>
#include <vector>

#include <boost/foreach.hpp>

#include <windows.h>

#include "BasicFixed.h"

class CClass;

class Type{
    int basicType;
    union{
        LONG_PTR index;
        const CClass *pClass;
    };

public:
    static int GetBasicSize( int basicType );

    Type():
      basicType( DEF_NON ),
      index( -1 ){}
    Type( int basicType ):
      basicType( basicType ),
      index( -1 ){}

    Type( int basicType, LONG_PTR index ):
      basicType( basicType ),
      index( index ){}

    Type( int basicType, const CClass &objClass ):
      basicType( basicType ),
      index( (LONG_PTR)&objClass ){}

    Type( const Type &type ):
      basicType( type.basicType ),
      index( type.index ){}

    __inline int GetBasicType() const
    {
        return basicType;
    }
    LONG_PTR GetIndex() const
    {
        return index;
    }
    const CClass &GetClass() const
    {
        return *pClass;
    }

    void SetBasicType( int basicType ){
        this->basicType = basicType;
    }
    void SetIndex( LONG_PTR index ){
        this->index = index;
    }
    void SetNull(){
        SetBasicType( DEF_NON );
        SetIndex( -1 );
    }
    void SetType( int basicType, LONG_PTR index ){
        SetBasicType( basicType );
        SetIndex( index );
    }
    void SetType( int basicType, const CClass *pClass ){
        SetBasicType( basicType );
        this->pClass = pClass;
    }

    int PtrLevel() const
    {
        return PTR_LEVEL( basicType );
    }
    void PtrLevelUp(){
        PTR_LEVEL_UP( basicType );
    }
    void PtrLevelDown(){
        PTR_LEVEL_DOWN( basicType );
    }

    bool Equals( const Type &type ) const;

    int GetBasicSize() const;
    int GetSize() const;

    bool IsNull() const;

    bool IsByte() const;
    bool IsSByte() const;
    bool IsWord() const;
    bool IsInteger() const;
    bool IsDWord() const;
    bool IsLong() const;
    bool IsQWord() const;
    bool IsInt64() const;
    bool IsSingle() const;
    bool IsDouble() const;
    bool IsBoolean() const;

    static bool IsPointer( int basicType );
    bool IsPointer() const;
    bool IsSigned() const;
    bool IsNaturalWhole() const;
    bool IsWhole() const;
    bool IsReal() const;
    bool Is64() const;
    bool IsProcPtr() const;
    bool IsStruct() const;
    bool IsStructPtr() const;
    bool IsObject() const;
    bool IsObjectPtr() const;
    bool IsObjectClass() const;
    bool IsStringClass() const;
    bool IsVoidPtr() const;
    bool IsAny() const;

    // オブジェクトや構造体など、メンバを持つ型かどうかを判別する
    bool HasMember() const;

    const std::string ToString() const;

    void operator= ( const Type &type ){
        basicType = type.basicType;
        index = type.index;
    }

    static Type String();


private:
    static const int basicTypeList[];
    static const std::string basicTypeNameList[];
public:
    static bool StringToBasicType( const std::string &typeName, int &basicType );
    static bool StringToType( const std::string &typeName, Type &type );
};

class BlittableType
{
    Type basicType;
    CClass *pClass;
public:
    BlittableType( const Type &basicType, CClass *pClass )
        : basicType( basicType )
        , pClass( pClass )
    {
    }
    BlittableType(){}
    const Type &GetBasicType() const
    {
        return basicType;
    }
    const CClass *GetClassPtr() const
    {
        return pClass;
    }
    const std::string GetCreateStaticMethodFullName() const;
};
class BlittableTypes : public std::vector<BlittableType>
{
public:
    bool IsExist( Type type ) const
    {
        const BlittableTypes &blittableTypes = *this;
        BOOST_FOREACH( const BlittableType &blittableType, blittableTypes ){
            if( blittableType.GetBasicType().Equals( type ) ){
                return true;
            }
        }
        return false;
    }
    const BlittableType &Find( const Type &type ) const
    {
        const BlittableTypes &blittableTypes = *this;
        BOOST_FOREACH( const BlittableType &blittableType, blittableTypes ){
            if( blittableType.GetBasicType().Equals( type ) ){
                return blittableType;
            }
        }
        throw "Blittable型ではない";
    }
    const CClass *GetClassPtr( const Type &type ) const
    {
        const BlittableTypes &blittableTypes = *this;
        BOOST_FOREACH( const BlittableType &blittableType, blittableTypes ){
            if( blittableType.GetBasicType().Equals( type ) ){
                return blittableType.GetClassPtr();
            }
        }
        return NULL;
    }
    const CClass &GetClass( const Type &type ) const
    {
        return *GetClassPtr( type );
    }
};