/***
*
*	Copyright (c) 1999, Valve LLC. All rights reserved.
*	
*	This product contains software technology licensed from Id 
*	Software, Inc. ("Id Technology").  Id Technology (c) 1996 Id Software, Inc. 
*	All Rights Reserved.
*
*   Use, distribution, and modification of this source code and/or resulting
*   object code is restricted to non-commercial enhancements to products from
*   Valve LLC.  All other use, distribution, or modification is prohibited
*   without written permission from Valve LLC.
*
****/
//
// cl_util.h
//
#ifndef CL_UTIL_H
#define CL_UTIL_H

#include "cvardef.h"
#include "common/vector_util.h"
#include "vgui_Panel.h"
#include "types.h"
#include "cl_dll/cl_dll.h"
#include "cl_dll/hud.h"

#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif

// Macros to hook function calls into the HUD object
#define HOOK_MESSAGE(x) gEngfuncs.pfnHookUserMsg(#x, __MsgFunc_##x );

#define DECLARE_MESSAGE(y, x) int __MsgFunc_##x(const char *pszName, int iSize, void *pbuf) \
							{ \
							return gHUD.##y.MsgFunc_##x(pszName, iSize, pbuf ); \
							}


#define HOOK_COMMAND(x, y) gEngfuncs.pfnAddCommand( x, __CmdFunc_##y );
#define DECLARE_COMMAND(y, x) void __CmdFunc_##x( void ) \
							{ \
								gHUD.##y.UserCmd_##x( ); \
							}

inline float CVAR_GET_FLOAT( const char *x ) {	return gEngfuncs.pfnGetCvarFloat( (char*)x ); }
inline char* CVAR_GET_STRING( const char *x ) {	return gEngfuncs.pfnGetCvarString( (char*)x ); }
inline struct cvar_s *CVAR_CREATE( const char *cv, const char *val, const int flags ) {	return gEngfuncs.pfnRegisterVariable( (char*)cv, (char*)val, flags ); }

//#define SPR_Load (*gEngfuncs.pfnSPR_Load)
HSPRITE Safe_SPR_Load(const char* inSpriteName);
#define SPR_Set (*gEngfuncs.pfnSPR_Set)
#define SPR_Frames (*gEngfuncs.pfnSPR_Frames)
#define SPR_GetList (*gEngfuncs.pfnSPR_GetList)

// SPR_Draw  draws a the current sprite as solid
#define SPR_Draw (*gEngfuncs.pfnSPR_Draw)
// SPR_DrawHoles  draws the current sprites,  with color index255 not drawn (transparent)
#define SPR_DrawHoles (*gEngfuncs.pfnSPR_DrawHoles)
// SPR_DrawAdditive  adds the sprites RGB values to the background  (additive transulency)
#define SPR_DrawAdditive (*gEngfuncs.pfnSPR_DrawAdditive)

// SPR_EnableScissor  sets a clipping rect for HUD sprites.  (0,0) is the top-left hand corner of the screen.
#define SPR_EnableScissor (*gEngfuncs.pfnSPR_EnableScissor)
// SPR_DisableScissor  disables the clipping rect
#define SPR_DisableScissor (*gEngfuncs.pfnSPR_DisableScissor)

void CreatePickingRay( int mousex, int mousey, Vector& outVecPickingRay);
					  
//
#define FillRGBA (*gEngfuncs.pfnFillRGBA)

int ScreenHeight();
int ScreenWidth();

// Use this to set any co-ords in 640x480 space
#define XRES(x)		((int)(float(x)  * ((float)ScreenWidth() / 640.0f) + 0.5f))
#define YRES(y)		((int)(float(y)  * ((float)ScreenHeight() / 480.0f) + 0.5f))

// use this to project world coordinates to screen coordinates
#define XPROJECT(x)	( (1.0f+(x))*ScreenWidth()*0.5f )
#define YPROJECT(y) ( (1.0f-(y))*ScreenHeight()*0.5f )

#define GetScreenInfo (*gEngfuncs.pfnGetScreenInfo)
#define ServerCmd (*gEngfuncs.pfnServerCmd)
#define ClientCmd (*gEngfuncs.pfnClientCmd)
#define SetCrosshair (*gEngfuncs.pfnSetCrosshair)
#define AngleVectors (*gEngfuncs.pfnAngleVectors)


// Gets the height & width of a sprite,  at the specified frame
inline int SPR_Height( HSPRITE x, int f )	{ return gEngfuncs.pfnSPR_Height(x, f); }
inline int SPR_Width( HSPRITE x, int f )	{ return gEngfuncs.pfnSPR_Width(x, f); }

inline 	client_textmessage_t	*TextMessageGet( const char *pName ) { return gEngfuncs.pfnTextMessageGet( pName ); }
inline 	int						TextMessageDrawChar( int x, int y, int number, int r, int g, int b ) 
{ 
	return gEngfuncs.pfnDrawCharacter( x, y, number, r, g, b ); 
}

void DrawSetTextColor(float r, float g, float b );


int DrawConsoleString( int x, int y, const char *string );

void GetConsoleStringSize( const char *string, int *width, int *height );
int ConsoleStringLen( const char *string );

void ConsolePrint( const char *string );
void CenterPrint( const char *string );

// returns the players name of entity no.
#define GetPlayerInfo (*gEngfuncs.pfnGetPlayerInfo)

// sound functions
//inline void PlaySound( char *szSound, float vol ) { gEngfuncs.pfnPlaySoundByName( szSound, vol ); }
//inline void PlaySound( int iSound, float vol ) { gEngfuncs.pfnPlaySoundByIndex( iSound, vol ); }

#define max(a, b)  (((a) > (b)) ? (a) : (b))
#define min(a, b)  (((a) < (b)) ? (a) : (b))
#define fabs(x)	   ((x) > 0 ? (x) : 0 - (x))

void ScaleColors( int &r, int &g, int &b, int a );

// disable 'possible loss of data converting float to int' warning message
#pragma warning( disable: 4244 )
// disable 'truncation from 'const double' to 'float' warning message
#pragma warning( disable: 4305 )

inline void UnpackRGB(int &r, int &g, int &b, unsigned long ulRGB)\
{\
	r = (ulRGB & 0xFF0000) >>16;\
	g = (ulRGB & 0xFF00) >> 8;\
	b = ulRGB & 0xFF;\
}

void FillRGBAClipped(vgui::Panel* inPanel, int inStartX, int inStartY, int inWidth, int inHeight, int r, int g, int b, int a);

HSPRITE LoadSprite(const char *pszName);

//bool LocalizeString(const char* inMessage, char* outBuffer, int inBufferSize);
bool LocalizeString(const char* inMessage, string& outputString);


#endif