/*
===========================================================================
Copyright (C) 2010-2011 Michael Rieder

This file is part of OpenMohaa source code.

OpenMohaa source code 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 2 of the License,
or (at your option) any later version.

OpenMohaa source code 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 OpenMohaa source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
//
/*
=======================================================================

USER INTERFACE MAIN

=======================================================================
*/


#include "ui_local.h"

// Memory allocation code from Q3 ui_shared.c
// ****
// allocates 16-byte blocks out of a pool of MEM_POOL_SIZE=1MB
#define MEM_POOL_SIZE  1024 * 1024

static char		memoryPool[MEM_POOL_SIZE];
static int		allocPoint;
qboolean outOfMemory;


/*
===============
UI_Alloc
===============
*/
void *UI_Alloc( int size ) {
	char	*p;

	if ( allocPoint + size > MEM_POOL_SIZE ) {
		outOfMemory = qtrue;
		Com_Printf("UI_Alloc: Failure. Out of memory!\n");

		return NULL;
	}

	p = &memoryPool[allocPoint];

	allocPoint += ( size + 15 ) & ~15;

	return p;
}

/*
===============
UI_Free
===============
*/
void UI_Free( void *p ) {

}
/*
===============
UI_InitMemory
===============
*/
void UI_InitMemory( void ) {
	allocPoint = 0;
	outOfMemory = qfalse;
}

qboolean UI_OutOfMemory( void ) {
	return outOfMemory;
}

/*
================
vmMain

This is the only way control passes into the module.
This must be the very first function compiled into the .qvm file
================
*/
#if 0
intptr_t vmMain( int command, int arg0, int arg1, int arg2, int arg3, int arg4, int arg5, int arg6, int arg7, int arg8, int arg9, int arg10, int arg11  ) {
	switch ( command ) {
	case UI_GETAPIVERSION:
		return UI_API_VERSION;

	case UI_INIT:
		UI_Init();
		return 0;

	case UI_SHUTDOWN:
		UI_Shutdown();
		return 0;

	case UI_KEY_EVENT:
		UI_KeyEvent( arg0, arg1 );
		return 0;

	case UI_MOUSE_EVENT:
		UI_MouseEvent( arg0, arg1 );
		return 0;

	case UI_REFRESH:
		UI_Refresh( arg0 );
		return 0;
	case UI_HUD:
		UI_DrawHUD( (playerState_t*)arg0 );
		return 0;

	case UI_IS_FULLSCREEN:
		return UI_IsFullscreen();

	case UI_SET_ACTIVE_MENU:
		UI_SetActiveMenu( (uiMenuCommand_t)arg0 );
		return 0;

	case UI_CONSOLE_COMMAND:
		return UI_ConsoleCommand(arg0);

	case UI_DRAW_CONNECT_SCREEN:
		UI_DrawConnectScreen( (qboolean)arg0 );
		return 0;
	case UI_HASUNIQUECDKEY:				// mod authors need to observe this
		return qtrue;  // change this to qfalse for mods!
	}

	return -1;
}
#endif