m_menu.c

PIXIL is a small footprint operating environment, complete with PDA PIM applications, a browser and

{
    G_SaveGame (slot,savegamestrings[slot]);
    M_ClearMenus ();

    // PICK QUICKSAVE SLOT YET?
    if (quickSaveSlot == -2)
	quickSaveSlot = slot;
}

//
// User wants to save. Start string input for M_Responder
//
void M_SaveSelect(int choice)
{
    // we are going to be intercepting all chars
    saveStringEnter = 1;
    
    saveSlot = choice;
    strcpy(saveOldString,savegamestrings[choice]);
    if (!strcmp(savegamestrings[choice],EMPTYSTRING))
	savegamestrings[choice][0] = 0;
    saveCharIndex = strlen(savegamestrings[choice]);
}

//
// Selected from DOOM menu
//
void M_SaveGame (int choice)
{
    if (!usergame)
    {
	M_StartMessage(SAVEDEAD,NULL,false);
	return;
    }
	
    if (gamestate != GS_LEVEL)
	return;
	
    M_SetupNextMenu(&SaveDef);
    M_ReadSaveStrings();
}



//
//      M_QuickSave
//
char    tempstring[80];

void M_QuickSaveResponse(int ch)
{
    if (ch == 'y')
    {
	M_DoSave(quickSaveSlot);
	S_StartSound(NULL,sfx_swtchx);
    }
}

void M_QuickSave(void)
{
    if (!usergame)
    {
	S_StartSound(NULL,sfx_oof);
	return;
    }

    if (gamestate != GS_LEVEL)
	return;
	
    if (quickSaveSlot < 0)
    {
	M_StartControlPanel();
	M_ReadSaveStrings();
	M_SetupNextMenu(&SaveDef);
	quickSaveSlot = -2;	// means to pick a slot now
	return;
    }
    sprintf(tempstring,QSPROMPT,savegamestrings[quickSaveSlot]);
    M_StartMessage(tempstring,M_QuickSaveResponse,true);
}



//
// M_QuickLoad
//
void M_QuickLoadResponse(int ch)
{
    if (ch == 'y')
    {
	M_LoadSelect(quickSaveSlot);
	S_StartSound(NULL,sfx_swtchx);
    }
}


void M_QuickLoad(void)
{
    if (netgame)
    {
	M_StartMessage(QLOADNET,NULL,false);
	return;
    }
	
    if (quickSaveSlot < 0)
    {
	M_StartMessage(QSAVESPOT,NULL,false);
	return;
    }
    sprintf(tempstring,QLPROMPT,savegamestrings[quickSaveSlot]);
    M_StartMessage(tempstring,M_QuickLoadResponse,true);
}




//
// Read This Menus
// Had a "quick hack to fix romero bug"
//
void M_DrawReadThis1(void)
{
    inhelpscreens = true;
    switch ( gamemode )
    {
      case commercial:
	V_DrawPatchDirect (0,0,0,W_CacheLumpName("HELP",PU_CACHE));
	break;
      case shareware:
      case registered:
      case retail:
	V_DrawPatchDirect (0,0,0,W_CacheLumpName("HELP1",PU_CACHE));
	break;
      default:
	break;
    }
    return;
}



//
// Read This Menus - optional second page.
//
void M_DrawReadThis2(void)
{
    inhelpscreens = true;
    switch ( gamemode )
    {
      case retail:
      case commercial:
	// This hack keeps us from having to change menus.
	V_DrawPatchDirect (0,0,0,W_CacheLumpName("CREDIT",PU_CACHE));
	break;
      case shareware:
      case registered:
	V_DrawPatchDirect (0,0,0,W_CacheLumpName("HELP2",PU_CACHE));
	break;
      default:
	break;
    }
    return;
}


//
// Change Sfx & Music volumes
//
void M_DrawSound(void)
{
    V_DrawPatchDirect (60,38,0,W_CacheLumpName("M_SVOL",PU_CACHE));

    M_DrawThermo(SoundDef.x,SoundDef.y+LINEHEIGHT*(sfx_vol+1),
		 16,snd_SfxVolume);

    M_DrawThermo(SoundDef.x,SoundDef.y+LINEHEIGHT*(music_vol+1),
		 16,snd_MusicVolume);
}

void M_Sound(int choice)
{
    M_SetupNextMenu(&SoundDef);
}

void M_SfxVol(int choice)
{
    switch(choice)
    {
      case 0:
	if (snd_SfxVolume)
	    snd_SfxVolume--;
	break;
      case 1:
	if (snd_SfxVolume < 15)
	    snd_SfxVolume++;
	break;
    }
	
    S_SetSfxVolume(snd_SfxVolume /* *8 */);
}

void M_MusicVol(int choice)
{
    switch(choice)
    {
      case 0:
	if (snd_MusicVolume)
	    snd_MusicVolume--;
	break;
      case 1:
	if (snd_MusicVolume < 15)
	    snd_MusicVolume++;
	break;
    }
	
    S_SetMusicVolume(snd_MusicVolume /* *8 */);
}




//
// M_DrawMainMenu
//
void M_DrawMainMenu(void)
{
    V_DrawPatchDirect (94,2,0,W_CacheLumpName("M_DOOM",PU_CACHE));
}




//
// M_NewGame
//
void M_DrawNewGame(void)
{
    V_DrawPatchDirect (96,14,0,W_CacheLumpName("M_NEWG",PU_CACHE));
    V_DrawPatchDirect (54,38,0,W_CacheLumpName("M_SKILL",PU_CACHE));
}

void M_NewGame(int choice)
{
    if (netgame && !demoplayback)
    {
	M_StartMessage(NEWGAME,NULL,false);
	return;
    }
	
    if ( gamemode == commercial )
	M_SetupNextMenu(&NewDef);
    else
	M_SetupNextMenu(&EpiDef);
}


//
//      M_Episode
//
int     epi;

void M_DrawEpisode(void)
{
    V_DrawPatchDirect (54,38,0,W_CacheLumpName("M_EPISOD",PU_CACHE));
}

void M_VerifyNightmare(int ch)
{
    if (ch != 'y')
	return;
		
    G_DeferedInitNew(nightmare,epi+1,1);
    M_ClearMenus ();
}

void M_ChooseSkill(int choice)
{
    if (choice == nightmare)
    {
	M_StartMessage(NIGHTMARE,M_VerifyNightmare,true);
	return;
    }
	
    G_DeferedInitNew(choice,epi+1,1);
    M_ClearMenus ();
}

void M_Episode(int choice)
{
    if ( (gamemode == shareware)
	 && choice)
    {
	M_StartMessage(SWSTRING,NULL,false);
	M_SetupNextMenu(&ReadDef1);
	return;
    }

    // Yet another hack...
    if ( (gamemode == registered)
	 && (choice > 2))
    {
      fprintf( stderr,
	       "M_Episode: 4th episode requires UltimateDOOM\n");
      choice = 0;
    }
	 
    epi = choice;
    M_SetupNextMenu(&NewDef);
}



//
// M_Options
//
char    detailNames[2][9]	= {"M_GDHIGH","M_GDLOW"};
char	msgNames[2][9]		= {"M_MSGOFF","M_MSGON"};


void M_DrawOptions(void)
{
    V_DrawPatchDirect (108,15,0,W_CacheLumpName("M_OPTTTL",PU_CACHE));
	
    V_DrawPatchDirect (OptionsDef.x + 175,OptionsDef.y+LINEHEIGHT*detail,0,
		       W_CacheLumpName(detailNames[detailLevel],PU_CACHE));

    V_DrawPatchDirect (OptionsDef.x + 120,OptionsDef.y+LINEHEIGHT*messages,0,
		       W_CacheLumpName(msgNames[showMessages],PU_CACHE));

    M_DrawThermo(OptionsDef.x,OptionsDef.y+LINEHEIGHT*(mousesens+1),
		 10,mouseSensitivity);
	
    M_DrawThermo(OptionsDef.x,OptionsDef.y+LINEHEIGHT*(scrnsize+1),
		 9,screenSize);
}

void M_Options(int choice)
{
    M_SetupNextMenu(&OptionsDef);
}



//
//      Toggle messages on/off
//
void M_ChangeMessages(int choice)
{
    // warning: unused parameter `int choice'
    choice = 0;
    showMessages = 1 - showMessages;
	
    if (!showMessages)
	players[consoleplayer].message = MSGOFF;
    else
	players[consoleplayer].message = MSGON ;

    message_dontfuckwithme = true;
}


//
// M_EndGame
//
void M_EndGameResponse(int ch)
{
    if (ch != 'y')
	return;
		
    currentMenu->lastOn = itemOn;
    M_ClearMenus ();
    D_StartTitle ();
}

void M_EndGame(int choice)
{
    choice = 0;
    if (!usergame)
    {
	S_StartSound(NULL,sfx_oof);
	return;
    }
	
    if (netgame)
    {
	M_StartMessage(NETEND,NULL,false);
	return;
    }
	
    M_StartMessage(ENDGAME,M_EndGameResponse,true);
}




//
// M_ReadThis
//
void M_ReadThis(int choice)
{
    choice = 0;
    M_SetupNextMenu(&ReadDef1);
}

void M_ReadThis2(int choice)
{
    choice = 0;
    M_SetupNextMenu(&ReadDef2);
}

void M_FinishReadThis(int choice)
{
    choice = 0;
    M_SetupNextMenu(&MainDef);
}




//
// M_QuitDOOM
//
int     quitsounds[8] =
{
    sfx_pldeth,
    sfx_dmpain,
    sfx_popain,
    sfx_slop,
    sfx_telept,
    sfx_posit1,
    sfx_posit3,
    sfx_sgtatk
};

int     quitsounds2[8] =
{
    sfx_vilact,
    sfx_getpow,
    sfx_boscub,
    sfx_slop,
    sfx_skeswg,
    sfx_kntdth,
    sfx_bspact,
    sfx_sgtatk
};



void M_QuitResponse(int ch)
{
    if (ch != 'y')
	return;
    if (!netgame)
    {
	if (gamemode == commercial)
	    S_StartSound(NULL,quitsounds2[(gametic>>2)&7]);
	else
	    S_StartSound(NULL,quitsounds[(gametic>>2)&7]);
	I_WaitVBL(105);
    }
    I_Quit ();
}




void M_QuitDOOM(int choice)
{
  // We pick index 0 which is language sensitive,
  //  or one at random, between 1 and maximum number.
  if (language != english )
    sprintf(endstring,"%s\n\n"DOSY, endmsg[0] );
  else
    sprintf(endstring,"%s\n\n"DOSY, endmsg[ (gametic%(NUM_QUITMESSAGES-2))+1 ]);
  
  M_StartMessage(endstring,M_QuitResponse,true);
}




void M_ChangeSensitivity(int choice)
{
    switch(choice)
    {
      case 0:
	if (mouseSensitivity)
	    mouseSensitivity--;
	break;
      case 1:
	if (mouseSensitivity < 9)
	    mouseSensitivity++;
	break;
    }
}




void M_ChangeDetail(int choice)
{
    choice = 0;
    detailLevel = 1 - detailLevel;

    // FIXME - does not work. Remove anyway?
    fprintf( stderr, "M_ChangeDetail: low detail mode n.a.\n");

    return;
    
    /*R_SetViewSize (screenblocks, detailLevel);

    if (!detailLevel)
	players[consoleplayer].message = DETAILHI;
    else
	players[consoleplayer].message = DETAILLO;*/
}




void M_SizeDisplay(int choice)
{
    switch(choice)
    {
      case 0:
	if (screenSize > 0)
	{
	    screenblocks--;
	    screenSize--;
	}
	break;
      case 1:
	if (screenSize < 8)
	{
	    screenblocks++;
	    screenSize++;
	}
	break;
    }
	

    R_SetViewSize (screenblocks, detailLevel);
}




//
//      Menu Functions
//
void
M_DrawThermo
( int	x,
  int	y,
  int	thermWidth,
  int	thermDot )
{
    int		xx;
    int		i;

    xx = x;
    V_DrawPatchDirect (xx,y,0,W_CacheLumpName("M_THERML",PU_CACHE));
    xx += 8;
    for (i=0;i<thermWidth;i++)
    {
	V_DrawPatchDirect (xx,y,0,W_CacheLumpName("M_THERMM",PU_CACHE));
	xx += 8;
    }
    V_DrawPatchDirect (xx,y,0,W_CacheLumpName("M_THERMR",PU_CACHE));

    V_DrawPatchDirect ((x+8) + thermDot*8,y,
		       0,W_CacheLumpName("M_THERMO",PU_CACHE));
}



void
M_DrawEmptyCell
( menu_t*	menu,
  int		item )
{
    V_DrawPatchDirect (menu->x - 10,        menu->y+item*LINEHEIGHT - 1, 0,
		       W_CacheLumpName("M_CELL1",PU_CACHE));
}

void
M_DrawSelCell
( menu_t*	menu,
  int		item )
{
    V_DrawPatchDirect (menu->x - 10,        menu->y+item*LINEHEIGHT - 1, 0,
		       W_CacheLumpName("M_CELL2",PU_CACHE));
}


void
M_StartMessage
( char*		string,
  void*		routine,
  boolean	input )
{
    messageLastMenuActive = menuactive;
    messageToPrint = 1;
    messageString = string;
    messageRoutine = routine;
    messageNeedsInput = input;
    menuactive = true;
    return;
}



void M_StopMessage(void)
{
    menuactive = messageLastMenuActive;
    messageToPrint = 0;
}



//
// Find string width from hu_font chars
//
int M_StringWidth(char* string)
{
    int             i;
    int             w = 0;
    int             c;
	
    for (i = 0;i < strlen(string);i++)
    {
	c = toupper(string[i]) - HU_FONTSTART;