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184 lines
4.1 KiB
184 lines
4.1 KiB
![]()
4 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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#define SF_NAV_START_ON 0x0001
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enum navproperties_t
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{
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NAV_IGNORE = 1<<0,
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};
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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class CLogicNavigation : public CLogicalEntity,
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public IEntityListener
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{
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DECLARE_CLASS( CLogicNavigation, CLogicalEntity );
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bool KeyValue( const char *szKeyName, const char *szValue );
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void Activate( void );
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private:
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void UpdateOnRemove();
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void OnEntitySpawned( CBaseEntity *pEntity );
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// Inputs
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void InputTurnOn( inputdata_t &inputdata ) { TurnOn(); }
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void InputTurnOff( inputdata_t &inputdata ) { TurnOff(); }
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void InputToggle( inputdata_t &inputdata )
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{
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if ( m_isOn )
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TurnOff();
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else
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TurnOn();
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}
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void TurnOn();
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void TurnOff();
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void UpdateProperty();
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DECLARE_DATADESC();
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bool m_isOn;
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navproperties_t m_navProperty;
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};
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LINK_ENTITY_TO_CLASS(logic_navigation, CLogicNavigation);
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BEGIN_DATADESC( CLogicNavigation )
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DEFINE_FIELD( m_isOn, FIELD_BOOLEAN ),
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DEFINE_FIELD( m_navProperty, FIELD_INTEGER ),
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// Inputs
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DEFINE_INPUTFUNC(FIELD_VOID, "TurnOn", InputTurnOn),
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DEFINE_INPUTFUNC(FIELD_VOID, "TurnOff", InputTurnOff),
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DEFINE_INPUTFUNC(FIELD_VOID, "Toggle", InputToggle),
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END_DATADESC()
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//-----------------------------------------------------------------------------
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// Purpose:
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// Input : *szKeyName -
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// *szValue -
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// Output : Returns true on success, false on failure.
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//-----------------------------------------------------------------------------
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bool CLogicNavigation::KeyValue( const char *szKeyName, const char *szValue )
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{
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if ( FStrEq(szKeyName, "navprop") )
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{
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if ( FStrEq( szValue, "Ignore" ) )
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{
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m_navProperty = NAV_IGNORE;
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}
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else
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{
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DevMsg( 1, "Unknown nav property %s\n", szValue );
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}
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return true;
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}
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return BaseClass::KeyValue( szKeyName, szValue );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CLogicNavigation::Activate()
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{
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BaseClass::Activate();
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if ( HasSpawnFlags( SF_NAV_START_ON ) )
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{
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TurnOn();
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RemoveSpawnFlags( SF_NAV_START_ON );
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}
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else if ( m_isOn )
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{
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gEntList.AddListenerEntity( this );
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CLogicNavigation::UpdateOnRemove()
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{
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if ( m_isOn )
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{
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gEntList.RemoveListenerEntity( this );
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}
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BaseClass::UpdateOnRemove();
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CLogicNavigation::OnEntitySpawned( CBaseEntity *pEntity )
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{
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if ( m_isOn && ( m_navProperty & NAV_IGNORE ) && pEntity->NameMatches( m_target ) )
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{
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pEntity->SetNavIgnore();
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CLogicNavigation::TurnOn()
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{
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if ( m_isOn )
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return;
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m_isOn = true;
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gEntList.AddListenerEntity( this );
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UpdateProperty();
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}
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void CLogicNavigation::UpdateProperty()
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{
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CBaseEntity *pEntity = NULL;
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while ( ( pEntity = gEntList.FindEntityByName( pEntity, STRING(m_target) ) ) != NULL )
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{
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if ( m_isOn )
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{
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if ( m_navProperty & NAV_IGNORE )
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pEntity->SetNavIgnore();
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}
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else
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{
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if ( m_navProperty & NAV_IGNORE )
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pEntity->ClearNavIgnore();
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CLogicNavigation::TurnOff()
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{
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if ( !m_isOn )
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return;
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m_isOn = false;
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gEntList.RemoveListenerEntity( this );
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UpdateProperty();
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}
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