//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Point entity used to create templates out of other entities or
// groups of entities
//
//=============================================================================//

#ifndef POINT_TEMPLATE_H
#define POINT_TEMPLATE_H
#ifdef _WIN32
#pragma once
#endif

#define MAX_NUM_TEMPLATES 16

struct template_t {
    int iTemplateIndex;
    VMatrix matEntityToTemplate;

    DECLARE_SIMPLE_DATADESC();
};

//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
class CPointTemplate : public CLogicalEntity {
    DECLARE_CLASS(CPointTemplate, CLogicalEntity);

   public:
    DECLARE_DATADESC();

    virtual void Spawn(void);
    virtual void Precache();

    // Template initialization
    void StartBuildingTemplates(void);
    void FinishBuildingTemplates(void);

    // Template Entity accessors
    int GetNumTemplateEntities(void);
    CBaseEntity *GetTemplateEntity(int iTemplateNumber);
    void AddTemplate(CBaseEntity *pEntity, const char *pszMapData, int nLen);
    bool ShouldRemoveTemplateEntities(void);
    bool AllowNameFixup();

    // Templates accessors
    int GetNumTemplates(void);
    int GetTemplateIndexForTemplate(int iTemplate);

    // Template instancing
    bool CreateInstance(const Vector &vecOrigin, const QAngle &vecAngles,
                        CUtlVector<CBaseEntity *> *pEntities);

    // Inputs
    void InputForceSpawn(inputdata_t &inputdata);

    virtual void PerformPrecache();

   private:
    string_t m_iszTemplateEntityNames[MAX_NUM_TEMPLATES];

    // List of map entities this template targets. Built inside our Spawn().
    // It's only valid between Spawn() & Activate(), because the map entity
    // parsing code removes all the entities in it once it finishes turning them
    // into templates.
    CUtlVector<CBaseEntity *> m_hTemplateEntities;

    // List of templates, generated from our template entities.
    CUtlVector<template_t> m_hTemplates;

    COutputEvent m_pOutputOnSpawned;
};

#endif  // POINT_TEMPLATE_H