halflife-sdk/dlls/h_battery.cpp

/***
*
*	Copyright (c) 1996-2002, 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.
*
****/
/*

===== h_battery.cpp ========================================================

  battery-related code

*/

#include "extdll.h"
#include "util.h"
#include "cbase.h"
#include "saverestore.h"
#include "skill.h"
#include "gamerules.h"

class CRecharge : public CBaseToggle
{
public:
	void Spawn( );
	void Precache( void );
	void EXPORT Off(void);
	void EXPORT Recharge(void);
	void KeyValue( KeyValueData *pkvd );
	void Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
	virtual int	ObjectCaps( void ) { return (CBaseToggle :: ObjectCaps() | FCAP_CONTINUOUS_USE) & ~FCAP_ACROSS_TRANSITION; }
	virtual int		Save( CSave &save );
	virtual int		Restore( CRestore &restore );

	static	TYPEDESCRIPTION m_SaveData[];

	float m_flNextCharge; 
	int		m_iReactivate ; // DeathMatch Delay until reactvated
	int		m_iJuice;
	int		m_iOn;			// 0 = off, 1 = startup, 2 = going
	float   m_flSoundTime;
};

TYPEDESCRIPTION CRecharge::m_SaveData[] =
{
	DEFINE_FIELD( CRecharge, m_flNextCharge, FIELD_TIME ),
	DEFINE_FIELD( CRecharge, m_iReactivate, FIELD_INTEGER),
	DEFINE_FIELD( CRecharge, m_iJuice, FIELD_INTEGER),
	DEFINE_FIELD( CRecharge, m_iOn, FIELD_INTEGER),
	DEFINE_FIELD( CRecharge, m_flSoundTime, FIELD_TIME ),
};

IMPLEMENT_SAVERESTORE( CRecharge, CBaseEntity );

LINK_ENTITY_TO_CLASS(func_recharge, CRecharge);


void CRecharge::KeyValue( KeyValueData *pkvd )
{
	if (	FStrEq(pkvd->szKeyName, "style") ||
				FStrEq(pkvd->szKeyName, "height") ||
				FStrEq(pkvd->szKeyName, "value1") ||
				FStrEq(pkvd->szKeyName, "value2") ||
				FStrEq(pkvd->szKeyName, "value3"))
	{
		pkvd->fHandled = TRUE;
	}
	else if (FStrEq(pkvd->szKeyName, "dmdelay"))
	{
		m_iReactivate = atoi(pkvd->szValue);
		pkvd->fHandled = TRUE;
	}
	else
		CBaseToggle::KeyValue( pkvd );
}

void CRecharge::Spawn()
{
	Precache( );

	pev->solid		= SOLID_BSP;
	pev->movetype	= MOVETYPE_PUSH;

	UTIL_SetOrigin(pev, pev->origin);		// set size and link into world
	UTIL_SetSize(pev, pev->mins, pev->maxs);
	SET_MODEL(ENT(pev), STRING(pev->model) );
	m_iJuice = gSkillData.suitchargerCapacity;
	pev->frame = 0;			
}

void CRecharge::Precache()
{
	PRECACHE_SOUND("items/suitcharge1.wav");
	PRECACHE_SOUND("items/suitchargeno1.wav");
	PRECACHE_SOUND("items/suitchargeok1.wav");
}


void CRecharge::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value )
{ 
	// if it's not a player, ignore
	if (!FClassnameIs(pActivator->pev, "player"))
		return;

	// if there is no juice left, turn it off
	if (m_iJuice <= 0)
	{
		pev->frame = 1;			
		Off();
	}

	// if the player doesn't have the suit, or there is no juice left, make the deny noise
	if ((m_iJuice <= 0) || (!(pActivator->pev->weapons & (1<<WEAPON_SUIT))))
	{
		if (m_flSoundTime <= gpGlobals->time)
		{
			m_flSoundTime = gpGlobals->time + 0.62;
			EMIT_SOUND(ENT(pev), CHAN_ITEM, "items/suitchargeno1.wav", 0.85, ATTN_NORM );
		}
		return;
	}

	pev->nextthink = pev->ltime + 0.25;
	SetThink(Off);

	// Time to recharge yet?

	if (m_flNextCharge >= gpGlobals->time)
		return;

	// Make sure that we have a caller
	if (!pActivator)
		return;

	m_hActivator = pActivator;

	//only recharge the player

	if (!m_hActivator->IsPlayer() )
		return;
	
	// Play the on sound or the looping charging sound
	if (!m_iOn)
	{
		m_iOn++;
		EMIT_SOUND(ENT(pev), CHAN_ITEM, "items/suitchargeok1.wav", 0.85, ATTN_NORM );
		m_flSoundTime = 0.56 + gpGlobals->time;
	}
	if ((m_iOn == 1) && (m_flSoundTime <= gpGlobals->time))
	{
		m_iOn++;
		EMIT_SOUND(ENT(pev), CHAN_STATIC, "items/suitcharge1.wav", 0.85, ATTN_NORM );
	}


	// charge the player
	if (m_hActivator->pev->armorvalue < 100)
	{
		m_iJuice--;
		m_hActivator->pev->armorvalue += 1;

		if (m_hActivator->pev->armorvalue > 100)
			m_hActivator->pev->armorvalue = 100;
	}

	// govern the rate of charge
	m_flNextCharge = gpGlobals->time + 0.1;
}

void CRecharge::Recharge(void)
{
	m_iJuice = gSkillData.suitchargerCapacity;
	pev->frame = 0;			
	SetThink( SUB_DoNothing );
}

void CRecharge::Off(void)
{
	// Stop looping sound.
	if (m_iOn > 1)
		STOP_SOUND( ENT(pev), CHAN_STATIC, "items/suitcharge1.wav" );

	m_iOn = 0;

	if ((!m_iJuice) &&  ( ( m_iReactivate = g_pGameRules->FlHEVChargerRechargeTime() ) > 0) )
	{
		pev->nextthink = pev->ltime + m_iReactivate;
		SetThink(Recharge);
	}
	else
		SetThink( SUB_DoNothing );
}