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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#ifndef PLUGINVARIANT_H
#define PLUGINVARIANT_H
#ifdef _WIN32
#pragma once
#endif
#include "stdstring.h"
#include "mathlib/vmatrix.h"
/*
//Tony; including stdstring at this point (which I need) messes up the offsetof override in linux, so I need to reset it here.
#if defined( POSIX )
#undef offsetof
#define offsetof(s,m) (size_t)&(((s *)0)->m)
#endif
*/
//
// A modified variant class for that functions almost identically to variant_t, for plugins to pass data back and forth.
//
class pluginvariant
{
union
{
bool bVal;
int iVal;
float flVal;
float vecVal[3];
color32 rgbaVal;
};
//Tony; neither of these can be in the union because of constructors.
edict_t *eVal;
char iszVal[1024];
fieldtype_t fieldType;
public:
// constructor
pluginvariant() : fieldType(FIELD_VOID), iVal(0) {}
inline bool Bool( void ) const { return( fieldType == FIELD_BOOLEAN ) ? bVal : false; }
inline const char *String( void ) const { return( ToString() ); }
inline int Int( void ) const { return( fieldType == FIELD_INTEGER ) ? iVal : 0; }
inline float Float( void ) const { return( fieldType == FIELD_FLOAT ) ? flVal : 0; }
inline const edict_t *Edict(void) const;
inline color32 Color32(void) const { return rgbaVal; }
inline void Vector3D(Vector &vec) const;
fieldtype_t FieldType( void ) { return fieldType; }
void SetBool( bool b ) { bVal = b; fieldType = FIELD_BOOLEAN; }
void SetString( char *str ) { Q_snprintf(iszVal, 1024, "%s", str); fieldType = FIELD_STRING; }
void SetInt( int val ) { iVal = val, fieldType = FIELD_INTEGER; }
void SetFloat( float val ) { flVal = val, fieldType = FIELD_FLOAT; }
void SetEdict( edict_t *val ) { eVal = val; fieldType = FIELD_EHANDLE; }
void SetVector3D( const Vector &val ) { vecVal[0] = val[0]; vecVal[1] = val[1]; vecVal[2] = val[2]; fieldType = FIELD_VECTOR; }
void SetPositionVector3D( const Vector &val ) { vecVal[0] = val[0]; vecVal[1] = val[1]; vecVal[2] = val[2]; fieldType = FIELD_POSITION_VECTOR; }
void SetColor32( color32 val ) { rgbaVal = val; fieldType = FIELD_COLOR32; }
void SetColor32( int r, int g, int b, int a ) { rgbaVal.r = r; rgbaVal.g = g; rgbaVal.b = b; rgbaVal.a = a; fieldType = FIELD_COLOR32; }
protected:
//
// Returns a string representation of the value without modifying the variant.
//
const char *ToString( void ) const
{
static char szBuf[512];
switch (fieldType)
{
case FIELD_STRING:
{
return (const char *)iszVal;
}
case FIELD_BOOLEAN:
{
if (bVal == 0)
{
Q_strncpy(szBuf, "false",sizeof(szBuf));
}
else
{
Q_strncpy(szBuf, "true",sizeof(szBuf));
}
return(szBuf);
}
case FIELD_INTEGER:
{
Q_snprintf( szBuf, sizeof( szBuf ), "%i", iVal );
return(szBuf);
}
case FIELD_FLOAT:
{
Q_snprintf(szBuf,sizeof(szBuf), "%g", flVal);
return(szBuf);
}
case FIELD_COLOR32:
{
Q_snprintf(szBuf,sizeof(szBuf), "%d %d %d %d", (int)rgbaVal.r, (int)rgbaVal.g, (int)rgbaVal.b, (int)rgbaVal.a);
return(szBuf);
}
case FIELD_VECTOR:
{
Q_snprintf(szBuf,sizeof(szBuf), "[%g %g %g]", (double)vecVal[0], (double)vecVal[1], (double)vecVal[2]);
return(szBuf);
}
case FIELD_VOID:
{
szBuf[0] = '\0';
return(szBuf);
}
}
return("No conversion to string");
}
};
////////////////////////// pluginvariant implementation //////////////////////////
//-----------------------------------------------------------------------------
// Purpose: Returns this variant as a vector.
//-----------------------------------------------------------------------------
inline void pluginvariant::Vector3D(Vector &vec) const
{
if (( fieldType == FIELD_VECTOR ) || ( fieldType == FIELD_POSITION_VECTOR ))
{
vec[0] = vecVal[0];
vec[1] = vecVal[1];
vec[2] = vecVal[2];
}
else
{
vec = vec3_origin;
}
}
//-----------------------------------------------------------------------------
// Purpose: Returns this variant as an edict_t
//-----------------------------------------------------------------------------
inline const edict_t *pluginvariant::Edict(void) const
{
if ( fieldType == FIELD_EHANDLE )
return eVal;
return NULL;
}
#endif // pluginvariant_H
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