//-------------------------------------------------------------------------
/*
Copyright (C) 1996, 2003 - 3D Realms Entertainment

This file is part of Duke Nukem 3D version 1.5 - Atomic Edition

Duke Nukem 3D 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.

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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

Original Source: 1996 - Todd Replogle
Prepared for public release: 03/21/2003 - Charlie Wiederhold, 3D Realms
Modifications for JonoF's port by Jonathon Fowler (jf@jonof.id.au)
*/
//-------------------------------------------------------------------------

#ifndef _keyboard_public
#define _keyboard_public
#ifdef EXTERNC
{
#endif

#include "baselayer.h"	// for the keyboard stuff
#include "scancodes.h"

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

                                    DEFINES

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

typedef uint8_t kb_scancode;

#define MAXKEYBOARDSCAN  128


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

                               GLOBAL VARIABLES

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

//extern byte  KB_KeyDown[ MAXKEYBOARDSCAN ];   // Keyboard state array
#define KB_KeyDown keystatus
extern kb_scancode KB_LastScan;


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

                                    MACROS

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

#define KB_GetLastScanCode()    ( KB_LastScan )

#define KB_SetLastScanCode( scancode ) { KB_LastScan = ( scancode ); }

#define KB_ClearLastScanCode() { KB_SetLastScanCode( sc_None ); }

#define KB_KeyPressed( scan )  ( keystatus[ ( scan ) ] != 0 )

#define KB_ClearKeyDown( scan ) { keystatus[ ( scan ) ] = FALSE; }

#define KB_UnBoundKeyPressed( scan )  ( keystatus[ ( scan ) ] != 0 && !KeyBindings[scan].cmd[0])

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

                              FUNCTION PROTOTYPES

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

int32_t KB_KeyWaiting( void );         // Checks if a character is waiting in the keyboard queue
char    KB_Getch( void );              // Gets the next keypress
void    KB_FlushKeyboardQueue( void ); // Empties the keyboard queue of all waiting characters.
void    KB_ClearKeysDown( void );      // Clears all keys down flags.
const char *  KB_ScanCodeToString( kb_scancode scancode ); // convert scancode into a string
kb_scancode KB_StringToScanCode( char * string );  // convert a string into a scancode
void    KB_TurnKeypadOn( void );       // turn the keypad on
void    KB_TurnKeypadOff( void );      // turn the keypad off
int32_t KB_KeypadActive( void );       // check whether keypad is active
void    KB_Startup( void );
void    KB_Shutdown( void );

#define KB_FlushKeyBoardQueue KB_FlushKeyboardQueue
#define KB_GetCh KB_Getch

#ifdef EXTERNC
};
#endif
#endif