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110 lines
2.7 KiB
110 lines
2.7 KiB
5 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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//=============================================================================//
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#include "cbase.h"
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#include "point_camera.h"
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#include "modelentities.h"
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#include "info_camera_link.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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class CFuncMonitor : public CFuncBrush
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{
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DECLARE_DATADESC();
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DECLARE_CLASS( CFuncMonitor, CFuncBrush );
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DECLARE_SERVERCLASS();
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public:
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virtual void Activate();
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virtual void UpdateOnRemove();
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private:
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void InputSetCamera(inputdata_t &inputdata);
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void SetCameraByName(const char *szName);
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void ReleaseCameraLink();
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EHANDLE m_hInfoCameraLink;
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};
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// automatically hooks in the system's callbacks
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BEGIN_DATADESC( CFuncMonitor )
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DEFINE_FIELD( m_hInfoCameraLink, FIELD_EHANDLE ),
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// Outputs
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DEFINE_INPUTFUNC( FIELD_STRING, "SetCamera", InputSetCamera ),
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END_DATADESC()
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LINK_ENTITY_TO_CLASS( func_monitor, CFuncMonitor );
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IMPLEMENT_SERVERCLASS_ST( CFuncMonitor, DT_FuncMonitor )
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END_SEND_TABLE()
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//-----------------------------------------------------------------------------
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// Purpose: Called after all entities have spawned and after a load game.
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//-----------------------------------------------------------------------------
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void CFuncMonitor::Activate()
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{
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BaseClass::Activate();
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SetCameraByName(STRING(m_target));
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}
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void CFuncMonitor::UpdateOnRemove()
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{
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ReleaseCameraLink();
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BaseClass::UpdateOnRemove();
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}
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//-----------------------------------------------------------------------------
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// Frees the camera.
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//-----------------------------------------------------------------------------
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void CFuncMonitor::ReleaseCameraLink()
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{
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if ( m_hInfoCameraLink )
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{
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UTIL_Remove( m_hInfoCameraLink );
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m_hInfoCameraLink = NULL;
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// Keep the target up-to-date for save/load
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m_target = NULL_STRING;
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}
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}
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//-----------------------------------------------------------------------------
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// Sets camera
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//-----------------------------------------------------------------------------
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void CFuncMonitor::SetCameraByName(const char *szName)
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{
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ReleaseCameraLink();
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CBaseEntity *pBaseEnt = gEntList.FindEntityByName( NULL, szName );
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if( pBaseEnt )
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{
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CPointCamera *pCamera = dynamic_cast<CPointCamera *>( pBaseEnt );
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if( pCamera )
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{
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// Keep the target up-to-date for save/load
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m_target = MAKE_STRING( szName );
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m_hInfoCameraLink = CreateInfoCameraLink( this, pCamera );
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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 CFuncMonitor::InputSetCamera(inputdata_t &inputdata)
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{
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SetCameraByName( inputdata.value.String() );
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}
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