/*
===========================================================================
Copyright (C) 1997-2001 Id Software, Inc.

This file is part of Quake 2 source code.

Quake 2 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.

Quake 2 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 Quake 2 source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/

// menu_game.c -- the single player menu and credits

#include <ctype.h>
#ifdef _WIN32
#include <io.h>
#endif
#include "../client/client.h"
#include "ui_local.h"

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

GAME MENU

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

static int		m_game_cursor;

static menuframework_s	s_game_menu;
static menuaction_s		s_easy_game_action;
static menuaction_s		s_medium_game_action;
static menuaction_s		s_hard_game_action;
static menuaction_s		s_nitemare_game_action;
static menuaction_s		s_load_game_action;
static menuaction_s		s_save_game_action;
static menuaction_s		s_credits_action;
static menuseparator_s	s_blankline;
static menuaction_s		s_game_back_action;

//=======================================================================

static void EasyGameFunc (void *data)
{
	Cvar_ForceSet ("skill", "0");
	UIStartSPGame ();
}

static void MediumGameFunc (void *data)
{
	Cvar_ForceSet ("skill", "1");
	UIStartSPGame ();
}

static void HardGameFunc (void *data)
{
	Cvar_ForceSet ("skill", "2");
	UIStartSPGame ();
}

static void NitemareGameFunc (void *data)
{
	Cvar_ForceSet ("skill", "3");
	UIStartSPGame ();
}

static void LoadGameFunc (void *unused)
{
	Menu_LoadGame_f ();
}

static void SaveGameFunc (void *unused)
{
	Menu_SaveGame_f ();
}

static void CreditsFunc (void *unused)
{
	Menu_Credits_f ();
}

//=======================================================================

void Menu_Game_Init (void)
{
	int x = 0, y = 0;

	s_game_menu.x = SCREEN_WIDTH*0.5 - 3*MENU_LINE_SIZE;
	s_game_menu.y = SCREEN_HEIGHT*0.5 - 5*MENU_LINE_SIZE;	// 0
	s_game_menu.nitems = 0;

	s_easy_game_action.generic.type			= MTYPE_ACTION;
	s_easy_game_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_easy_game_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_easy_game_action.generic.x			= x;
	s_easy_game_action.generic.y			= y; // 0
	s_easy_game_action.generic.name			= "Easy";
	s_easy_game_action.generic.callback		= EasyGameFunc;

	s_medium_game_action.generic.type		= MTYPE_ACTION;
	s_medium_game_action.generic.textSize	= MENU_HEADER_FONT_SIZE;
	s_medium_game_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_medium_game_action.generic.x			= x;
	s_medium_game_action.generic.y			= y += 1.5*MENU_LINE_SIZE;
	s_medium_game_action.generic.name		= "Medium";
	s_medium_game_action.generic.callback	= MediumGameFunc;

	s_hard_game_action.generic.type			= MTYPE_ACTION;
	s_hard_game_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_hard_game_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_hard_game_action.generic.x			= x;
	s_hard_game_action.generic.y			= y += 1.5*MENU_LINE_SIZE;
	s_hard_game_action.generic.name			= "Hard";
	s_hard_game_action.generic.callback		= HardGameFunc;

	s_nitemare_game_action.generic.type			= MTYPE_ACTION;
	s_nitemare_game_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_nitemare_game_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_nitemare_game_action.generic.x			= x;
	s_nitemare_game_action.generic.y			= y += 1.5*MENU_LINE_SIZE;
	s_nitemare_game_action.generic.name			= "Nightmare";
	s_nitemare_game_action.generic.callback		= NitemareGameFunc;

	s_blankline.generic.type = MTYPE_SEPARATOR;
	s_blankline.generic.textSize = MENU_FONT_SIZE;

	s_load_game_action.generic.type			= MTYPE_ACTION;
	s_load_game_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_load_game_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_load_game_action.generic.x			= x;
	s_load_game_action.generic.y			= y += 2*MENU_HEADER_LINE_SIZE;	// 2*MENU_LINE_SIZE
	s_load_game_action.generic.name			= "Load Game";
	s_load_game_action.generic.callback		= LoadGameFunc;

	s_save_game_action.generic.type			= MTYPE_ACTION;
	s_save_game_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_save_game_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_save_game_action.generic.x			= x;
	s_save_game_action.generic.y			= y += 1.5*MENU_LINE_SIZE;
	s_save_game_action.generic.name			= "Save Game";
	s_save_game_action.generic.callback		= SaveGameFunc;

	s_credits_action.generic.type			= MTYPE_ACTION;
	s_credits_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_credits_action.generic.flags			= QMF_LEFT_JUSTIFY;
	s_credits_action.generic.x				= x;
	s_credits_action.generic.y				= y += 2*MENU_HEADER_LINE_SIZE;	// 1.5*MENU_LINE_SIZE
	s_credits_action.generic.name			= "Credits";
	s_credits_action.generic.callback		= CreditsFunc;

	s_game_back_action.generic.type			= MTYPE_ACTION;
	s_game_back_action.generic.textSize		= MENU_HEADER_FONT_SIZE;
	s_game_back_action.generic.flags		= QMF_LEFT_JUSTIFY;
	s_game_back_action.generic.x			= x;
	s_game_back_action.generic.y			= y += 3*MENU_HEADER_LINE_SIZE;	// 2*MENU_LINE_SIZE
	s_game_back_action.generic.name			= "Back to Main";
	s_game_back_action.generic.callback		= UI_BackMenu;

	UI_AddMenuItem (&s_game_menu, (void *) &s_easy_game_action);
	UI_AddMenuItem (&s_game_menu, (void *) &s_medium_game_action);
	UI_AddMenuItem (&s_game_menu, (void *) &s_hard_game_action);
	UI_AddMenuItem (&s_game_menu, (void *) &s_nitemare_game_action);

	UI_AddMenuItem (&s_game_menu, (void *) &s_blankline);

	UI_AddMenuItem (&s_game_menu, (void *) &s_load_game_action);
	UI_AddMenuItem (&s_game_menu, (void *) &s_save_game_action);

	UI_AddMenuItem (&s_game_menu, (void *) &s_blankline);
	UI_AddMenuItem (&s_game_menu, (void *) &s_credits_action);

	UI_AddMenuItem (&s_game_menu, (void *) &s_game_back_action);

//	UI_CenterMenu (&s_game_menu);
}

void Menu_Game_Draw (void)
{
	UI_DrawBanner ("m_banner_game");
	UI_AdjustMenuCursor (&s_game_menu, 1);
	UI_DrawMenu (&s_game_menu);
}

const char *Menu_Game_Key (int key)
{
	return UI_DefaultMenuKey (&s_game_menu, key);
}

void Menu_Game_f (void)
{
	Menu_Game_Init ();
	UI_PushMenu (Menu_Game_Draw, Menu_Game_Key);
	m_game_cursor = 1;
}