//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================//
#pragma once
#ifndef AI_LOOKTARGET_H
#define AI_LOOKTARGET_H

#define SF_LOOKTARGET_ONLYONCE 0x00000001

//=============================================================================
//=============================================================================
class CAI_LookTarget : public CPointEntity {
   public:
    DECLARE_CLASS(CAI_LookTarget, CPointEntity);
    DECLARE_DATADESC();

    CAI_LookTarget() { m_flTimeNextAvailable = -1; }

    // Debugging
    int DrawDebugTextOverlays(void);

    // Accessors & Availability
    bool IsEligible(CBaseEntity *pLooker);
    bool IsEnabled() { return !m_bDisabled; }
    bool IsAvailable() { return (gpGlobals->curtime > m_flTimeNextAvailable); }
    void Reserve(float flDuration);

    // Searching
    static CAI_LookTarget *GetFirstLookTarget();
    static CAI_LookTarget *GetNextLookTarget(CAI_LookTarget *pCurrentTarget);

    int m_iContext;
    int m_iPriority;

    void Enable() { m_bDisabled = false; }
    void Disable() { m_bDisabled = true; }

   private:
    bool m_bDisabled;
    float m_flTimeNextAvailable;
    float m_flMaxDist;
};

#endif  // AI_LOOKTARGET_H