Descent3/netgames/dmfc/idmfc.cpp

/*
* Descent 3 
* Copyright (C) 2024 Parallax Software
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.

--- HISTORICAL COMMENTS FOLLOW ---

 * $Logfile: /DescentIII/Main/Dmfc/idmfc.cpp $
 * $Revision: 1.1.1.1 $
 * $Date: 2003/08/26 03:57:21 $
 * $Author: kevinb $
 *
 * DMFC COM Interface implementation
 *
 * $Log: idmfc.cpp,v $
 * Revision 1.1.1.1  2003/08/26 03:57:21  kevinb
 * initial 1.5 import
 *
 *
 * 3     7/16/99 2:43p Jeff
 * changed CreateMenuItemWArgs function
 *
 * 2     3/17/99 12:25p Jeff
 * converted DMFC to be COM interface
 *
 * 1     3/17/99 11:54a Jeff
 *
 * $NoKeywords: $
 */

#include "idmfc.h"
#include "dmfcinternal.h"

/*
***********************************************
                                        IDMFC
***********************************************
*/
DMFCBase *basethis = NULL;
IDMFC DLLFUNCCALLPTR CreateDMFC(void) {
  if (basethis) {
    return NULL;
  }

  basethis = new DMFCBase;
  IDMFC *pfsResult = basethis;
  if (pfsResult) {
    pfsResult->DuplicatePointer();
  }

  return pfsResult;
}

void DMFCBase::Delete(void) {
  delete this;
  basethis = NULL;
}

void *DMFCBase::Dynamic_Cast(const char *pszType) {
  void *pvResult = NULL;

  if (strcmp(pszType, "IDMFC") == 0)
    pvResult = static_cast<IDMFC *>(this);
  else
    return NULL;

  ((IObject *)pvResult)->DuplicatePointer();
  return pvResult;
}

void DMFCBase::DuplicatePointer(void) { ++m_cPtrs; }

void DMFCBase::DestroyPointer(void) {
  if (--m_cPtrs == 0) {
    basethis = NULL;
    delete this;
  }
}

/*
***********************************************
                                IMenuItem
***********************************************
*/

IMenuItem DLLFUNCCALLPTR CreateMenuItem(void) {
  IMenuItem *pfsResult = new MenuItem;
  if (pfsResult)
    pfsResult->DuplicatePointer();
  return pfsResult;
}

IMenuItem DLLFUNCCALLPTR CreateMenuItemWArgs(const char *title, char type, uint8_t flags, void (*fp)(int),
                                             tCustomMenu *custom_menu) {
  MenuItem *p;

  if (type != MIT_CUSTOM && type != MIT_STATE) {
    p = new MenuItem(title, type, flags, fp);
  } else {
    if (type == MIT_CUSTOM) {
      ASSERT(custom_menu != NULL);
      if (custom_menu == NULL)
        return NULL;

      p = new MenuItem(title, type, flags, fp, custom_menu);
    } else {
      p = new MenuItem(title, type, flags, fp, 0, 0); // set initially to 0 state items
    }
  }

  if (p)
    p->DuplicatePointer();

  return p;
}

void MenuItem::Delete(void) { delete this; }

void *MenuItem::Dynamic_Cast(const char *pszType) {
  void *pvResult = NULL;

  if (strcmp(pszType, "IMenuItem") == 0)
    pvResult = static_cast<IMenuItem *>(this);
  else
    return NULL;

  ((IObject *)pvResult)->DuplicatePointer();
  return pvResult;
}

void MenuItem::DuplicatePointer(void) { ++m_cPtrs; }

void MenuItem::DestroyPointer(void) {
  if (--m_cPtrs == 0)
    delete this;
}

/*
***********************************************
                                IDmfcStats
***********************************************
*/
IDmfcStats DLLFUNCCALLPTR CreateDmfcStats(void) {
  IDmfcStats *pfsResult = new CDmfcStats;
  if (pfsResult)
    pfsResult->DuplicatePointer();
  return pfsResult;
}

void CDmfcStats::Delete(void) { delete this; }

void *CDmfcStats::Dynamic_Cast(const char *pszType) {
  void *pvResult = NULL;

  if (strcmp(pszType, "IDmfcStats") == 0)
    pvResult = static_cast<IDmfcStats *>(this);
  else
    return NULL;

  ((IObject *)pvResult)->DuplicatePointer();
  return pvResult;
}

void CDmfcStats::DuplicatePointer(void) { ++m_cPtrs; }

void CDmfcStats::DestroyPointer(void) {
  if (--m_cPtrs == 0)
    delete this;
}