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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plGenericVar_inc
#define plGenericVar_inc
#include "hsTypes.h"
#include "hsUtils.h"
#include "hsStlUtils.h"
#include "pnFactory/plCreatable.h"
class hsStream;
//
// a generic (unioned) type
//
class plGenericType
{
public:
typedef char* CharPtr;
protected:
union
{
Int32 fI;
UInt32 fU;
float fF;
double fD;
bool fB;
CharPtr fS;
char fC;
};
public:
enum Types
{
kInt = 0,
kFloat,
kBool,
kString,
kChar,
kAny,
kUInt,
kDouble,
kNone = 0xff
};
protected:
UInt8 fType;
const Int32 &IToInt( void ) const;
const UInt32 &IToUInt( void ) const;
const float &IToFloat( void ) const;
const double &IToDouble( void ) const;
const bool &IToBool( void ) const;
const CharPtr &IToString( void ) const;
const char &IToChar( void ) const;
void IDeallocString() { if (fType==kString || fType==kAny) {delete [] fS; fS=nil;} }
public:
plGenericType() : fType(kNone) { Reset(); }
plGenericType(const plGenericType& c) { CopyFrom(c); }
virtual ~plGenericType() { IDeallocString(); }
plGenericType& operator=(const plGenericType& c) { CopyFrom(c); return *this; }
void CopyFrom(const plGenericType& c);
virtual void Reset();
operator Int32() const { return IToInt(); }
operator UInt32() const { return IToUInt(); }
operator double() const { return IToDouble(); }
operator float() const { return IToFloat(); }
operator bool() const { return IToBool(); }
operator const CharPtr() const { return IToString(); }
operator char() const { return IToChar(); }
operator unsigned int() const { return IToUInt(); }
operator int() const { return IToInt(); }
void SetType(Types t) { fType=t; }
UInt8 GetType( void ) const { return fType; }
std::string GetAsStdString() const;
// implicit set
void Set( Int32 i ) { fI = i; fType = kInt; }
void Set( UInt32 i ) { fU = i; fType = kUInt; }
void Set( float f ) { fF = f; fType = kFloat; }
void Set( double d ) { fD = d; fType = kDouble; }
void Set( bool b ) { fB = b; fType = kBool; }
void Set( CharPtr s ) { IDeallocString(); fS = hsStrcpy(s); fType = kString; }
void Set( char c ) { fC = c; fType = kChar; }
// explicit set
void SetInt( Int32 i ) { fI = i; fType = kInt; }
void SetUInt( UInt32 i ) { fU = i; fType = kUInt; }
void SetFloat( float f ) { fF = f; fType = kFloat; }
void SetDouble( double d ) { fD = d; fType = kDouble; }
void SetBool( bool b ) { fB = b; fType = kBool; }
void SetString( CharPtr s ) { IDeallocString(); fS = hsStrcpy(s); fType = kString; }
void SetChar( char c ) { fC = c; fType = kChar; }
void SetAny( CharPtr s ) { IDeallocString(); fS = hsStrcpy(s); fType = kAny; }
void SetNone( void ) { fType = kNone; }
void SetVar(Types t, unsigned int size, void* val);
virtual void Read(hsStream* s);
virtual void Write(hsStream* s);
};
//
// a generic variable (similar to pfConsoleCmdParam)
//
class plGenericVar
{
protected:
plGenericType fValue;
char* fName;
public:
plGenericVar(const plGenericVar &c) : fName(nil) { CopyFrom(c); }
plGenericVar(const char* name=nil) : fName(nil) { SetName(name); }
virtual ~plGenericVar() { delete [] fName; }
virtual void Reset() { Value().Reset(); } // reset runtime state, not inherent state
plGenericVar& operator=(const plGenericVar &c) { CopyFrom(c); return *this; }
void CopyFrom(const plGenericVar &c) { delete [] fName; fName=hsStrcpy(c.GetName()); fValue=c.Value(); }
const char* GetName() const { return fName; }
void SetName(const char* n) { delete [] fName; fName = hsStrcpy(n); }
plGenericType& Value() { return fValue; }
const plGenericType& Value() const { return fValue; }
virtual void Read(hsStream* s);
virtual void Write(hsStream* s);
};
// A creatable wrapper for plGenericType
class plCreatableGenericValue : public plCreatable
{
public:
plGenericType fValue;
CLASSNAME_REGISTER( plCreatableGenericValue );
GETINTERFACE_ANY( plCreatableGenericValue, plCreatable );
void Read(hsStream* s, hsResMgr* mgr) { fValue.Read(s);}
void Write(hsStream* s, hsResMgr* mgr) { fValue.Write(s);}
plGenericType& Value() { return fValue; }
const plGenericType& Value() const { return fValue; }
operator Int32() const { return (Int32)fValue; }
operator UInt32() const { return (UInt32)fValue; }
operator float() const { return (float)fValue; }
operator double() const { return (double)fValue; }
operator bool() const { return (bool)fValue; }
operator const char *() const { return (const char *)fValue; }
operator char() const { return (char)fValue; }
};
#endif