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game/server/tf/func_nogrenades.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: CTF NoGrenades Zone.
+//
+//=============================================================================//
+
+#include "cbase.h"
+#include "tf_player.h"
+#include "tf_item.h"
+#include "func_nogrenades.h"
+
+LINK_ENTITY_TO_CLASS( func_nogrenades, CNoGrenadesZone );
+
+//=============================================================================
+//
+// CTF NoGrenades Zone functions.
+//
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CNoGrenadesZone::CNoGrenadesZone()
+{
+	m_bDisabled = false;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Spawn function for the entity
+//-----------------------------------------------------------------------------
+void CNoGrenadesZone::Spawn( void )
+{
+	Precache();
+	BaseClass::Spawn();
+	InitTrigger();
+
+	AddSpawnFlags( SF_TRIGGER_ALLOW_ALL ); // so we can keep track of who is touching us
+	AddEffects( EF_NODRAW );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CNoGrenadesZone::Precache( void )
+{
+	PrecacheModel( NOGRENADE_SPRITE );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Return true if the specified entity is touching this zone
+//-----------------------------------------------------------------------------
+bool CNoGrenadesZone::IsTouching( const CBaseEntity *pEntity ) const
+{
+	return BaseClass::IsTouching( pEntity );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CNoGrenadesZone::InputEnable( inputdata_t &inputdata )
+{
+	SetDisabled( false );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CNoGrenadesZone::InputDisable( inputdata_t &inputdata )
+{
+	SetDisabled( true );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+bool CNoGrenadesZone::IsDisabled( void )
+{
+	return m_bDisabled;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CNoGrenadesZone::InputToggle( inputdata_t &inputdata )
+{
+	if ( m_bDisabled )
+	{
+		SetDisabled( false );
+	}
+	else
+	{
+		SetDisabled( true );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CNoGrenadesZone::SetDisabled( bool bDisabled )
+{
+	m_bDisabled = bDisabled;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Return true if the specified entity is in a NoGrenades zone
+//-----------------------------------------------------------------------------
+bool InNoGrenadeZone( CBaseEntity *pEntity )
+{
+	if ( pEntity )
+	{
+		CBaseEntity *pTempEnt = NULL;
+		while ( ( pTempEnt = gEntList.FindEntityByClassname( pTempEnt, "func_nogrenades" ) ) != NULL )
+		{
+			CNoGrenadesZone *pZone = dynamic_cast<CNoGrenadesZone *>( pTempEnt );
+
+			if ( !pZone->IsDisabled() && pZone->PointIsWithin( pEntity->GetAbsOrigin() ) )
+			{
+				int iTeam = pZone->GetTeamNumber();
+				if ( !iTeam || ( iTeam && ( pEntity->GetTeamNumber() == iTeam ) ) )
+				{
+					return true;
+				}
+			}
+		}
+	}
+
+	return false;
+}