wl_menu.c

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	WindowX=0;
	WindowY=320;
	SETFONTCOLOR(HIGHLIGHT,BKGDCOLOR);

	US_CPrint(STR_SIZE1"\n");
	US_CPrint(STR_SIZE2"\n");
	US_CPrint(STR_SIZE3);
#endif
	VW_UpdateScreen();

	MenuFadeIn();
}


////////////////////////////////////////////////////////////////////
//
// QUIT THIS INFERNAL GAME!
//
////////////////////////////////////////////////////////////////////
void CP_Quit(void)
{
	int i;


	#ifdef JAPAN
	if (GetYorN(7,11,C_QUITMSGPIC))
	#else

	#ifdef SPANISH
	if (Confirm(ENDGAMESTR))
	#else
	if (Confirm(endStrings[US_RndT()&0x7+(US_RndT()&1)]))
	#endif

	#endif
	{
		VW_UpdateScreen();
		SD_MusicOff();
		SD_StopSound();
		MenuFadeOut();
		//
		// SHUT-UP THE ADLIB
		//
		for (i=1;i<=0xf5;i++)
			alOut(i,0);
		Quit(NULL);
	}

	DrawMainMenu();
}


////////////////////////////////////////////////////////////////////
//
// HANDLE INTRO SCREEN (SYSTEM CONFIG)
//
////////////////////////////////////////////////////////////////////
void IntroScreen(void)
{
#ifdef SPEAR

#define MAINCOLOR	0x4f
#define EMSCOLOR	0x4f
#define XMSCOLOR	0x4f

#else

#define MAINCOLOR	0x6c
#define EMSCOLOR	0x6c
#define XMSCOLOR	0x6c

#endif
#define FILLCOLOR	14

	long memory,emshere,xmshere;
	int i,num,ems[10]={100,200,300,400,500,600,700,800,900,1000},
		xms[10]={100,200,300,400,500,600,700,800,900,1000},
		main[10]={32,64,96,128,160,192,224,256,288,320};


	//
	// DRAW MAIN MEMORY
	//
	memory=(1023l+mminfo.nearheap+mminfo.farheap)/1024l;
	for (i=0;i<10;i++)
		if (memory>=main[i])
			VWB_Bar(49,163-8*i,6,5,MAINCOLOR-i);


	//
	// DRAW EMS MEMORY
	//
	if (EMSPresent)
	{
		emshere=4l*EMSPagesAvail;
		for (i=0;i<10;i++)
			if (emshere>=ems[i])
				VWB_Bar(89,163-8*i,6,5,EMSCOLOR-i);
	}

	//
	// DRAW XMS MEMORY
	//
	if (XMSPresent)
	{
		xmshere=4l*XMSPagesAvail;
		for (i=0;i<10;i++)
			if (xmshere>=xms[i])
				VWB_Bar(129,163-8*i,6,5,XMSCOLOR-i);
	}

	//
	// FILL BOXES
	//
	if (MousePresent)
		VWB_Bar(164,82,12,2,FILLCOLOR);

	if (JoysPresent[0] || JoysPresent[1])
		VWB_Bar(164,105,12,2,FILLCOLOR);

	if (AdLibPresent && !SoundBlasterPresent)
		VWB_Bar(164,128,12,2,FILLCOLOR);

	if (SoundBlasterPresent)
		VWB_Bar(164,151,12,2,FILLCOLOR);

	if (SoundSourcePresent)
		VWB_Bar(164,174,12,2,FILLCOLOR);
}


////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
//
// SUPPORT ROUTINES
//
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////
//
// Clear Menu screens to dark red
//
////////////////////////////////////////////////////////////////////
void ClearMScreen(void)
{
#ifndef SPEAR
	VWB_Bar(0,0,320,200,BORDCOLOR);
#else
	VWB_DrawPic(0,0,C_BACKDROPPIC);
#endif
}


////////////////////////////////////////////////////////////////////
//
// Un/Cache a LUMP of graphics
//
////////////////////////////////////////////////////////////////////
void CacheLump(int lumpstart,int lumpend)
{
 int i;

 for (i=lumpstart;i<=lumpend;i++)
   CA_CacheGrChunk(i);
}


void UnCacheLump(int lumpstart,int lumpend)
{
 int i;

 for (i=lumpstart;i<=lumpend;i++)
	if (grsegs[i])
		UNCACHEGRCHUNK(i);
}


////////////////////////////////////////////////////////////////////
//
// Draw a window for a menu
//
////////////////////////////////////////////////////////////////////
void DrawWindow(int x,int y,int w,int h,int wcolor)
{
	VWB_Bar(x,y,w,h,wcolor);
	DrawOutline(x,y,w,h,BORD2COLOR,DEACTIVE);
}


void DrawOutline(int x,int y,int w,int h,int color1,int color2)
{
	VWB_Hlin(x,x+w,y,color2);
	VWB_Vlin(y,y+h,x,color2);
	VWB_Hlin(x,x+w,y+h,color1);
	VWB_Vlin(y,y+h,x+w,color1);
}


////////////////////////////////////////////////////////////////////
//
// Setup Control Panel stuff - graphics, etc.
//
////////////////////////////////////////////////////////////////////
void SetupControlPanel(void)
{
	struct ffblk f;
	char name[13];
	int which,i;


	//
	// CACHE GRAPHICS & SOUNDS
	//
	CA_CacheGrChunk(STARTFONT+1);
#ifndef SPEAR
	CacheLump(CONTROLS_LUMP_START,CONTROLS_LUMP_END);
#else
	CacheLump(BACKDROP_LUMP_START,BACKDROP_LUMP_END);
#endif

	SETFONTCOLOR(TEXTCOLOR,BKGDCOLOR);
	fontnumber=1;
	WindowH=200;

	if (!ingame)
		CA_LoadAllSounds();
	else
		MainMenu[savegame].active=1;

	//
	// SEE WHICH SAVE GAME FILES ARE AVAILABLE & READ STRING IN
	//
	strcpy(name,SaveName);
	if (!findfirst(name,&f,0))
		do
		{
			which=f.ff_name[7]-'0';
			if (which<10)
			{
				int handle;
				char temp[32];

				SaveGamesAvail[which]=1;
				handle=open(f.ff_name,O_BINARY);
				read(handle,temp,32);
				close(handle);
				strcpy(&SaveGameNames[which][0],temp);
			}
		} while(!findnext(&f));

	//
	// CENTER MOUSE
	//
	_CX=_DX=CENTER;
	Mouse(4);
}


////////////////////////////////////////////////////////////////////
//
// Clean up all the Control Panel stuff
//
////////////////////////////////////////////////////////////////////
void CleanupControlPanel(void)
{
#ifndef SPEAR
	UnCacheLump(CONTROLS_LUMP_START,CONTROLS_LUMP_END);
#else
	UnCacheLump (BACKDROP_LUMP_START,BACKDROP_LUMP_END);
#endif

	fontnumber = 0;
}


////////////////////////////////////////////////////////////////////
//
// Handle moving gun around a menu
//
////////////////////////////////////////////////////////////////////
int HandleMenu(CP_iteminfo *item_i,CP_itemtype far *items,void (*routine)(int w))
{
	char key;
	static int redrawitem=1,lastitem=-1;
	int i,x,y,basey,exit,which,shape,timer;
	ControlInfo ci;


	which=item_i->curpos;
	x=item_i->x&-8;
	basey=item_i->y-2;
	y=basey+which*13;

	VWB_DrawPic(x,y,C_CURSOR1PIC);
	SetTextColor(items+which,1);
	if (redrawitem)
	{
		PrintX=item_i->x+item_i->indent;
		PrintY=item_i->y+which*13;
		US_Print((items+which)->string);
	}
	//
	// CALL CUSTOM ROUTINE IF IT IS NEEDED
	//
	if (routine)
		routine(which);
	VW_UpdateScreen();

	shape=C_CURSOR1PIC;
	timer=8;
	exit=0;
	TimeCount=0;
	IN_ClearKeysDown();


	do
	{
		//
		// CHANGE GUN SHAPE
		//
		if (TimeCount>timer)
		{
			TimeCount=0;
			if (shape==C_CURSOR1PIC)
			{
				shape=C_CURSOR2PIC;
				timer=8;
			}
			else
			{
				shape=C_CURSOR1PIC;
				timer=70;
			}
			VWB_DrawPic(x,y,shape);
			if (routine)
				routine(which);
			VW_UpdateScreen();
		}

		CheckPause();

		//
		// SEE IF ANY KEYS ARE PRESSED FOR INITIAL CHAR FINDING
		//
		key=LastASCII;
		if (key)
		{
			int ok=0;

			//
			// CHECK FOR SCREEN CAPTURE
			//
			#ifndef SPEAR
			if (Keyboard[sc_Tab] && Keyboard[sc_P] && MS_CheckParm("goobers"))
			#else
			if (Keyboard[sc_Tab] && Keyboard[sc_P] && MS_CheckParm("debugmode"))
			#endif
				PicturePause();


			if (key>='a')
				key-='a'-'A';

			for (i=which+1;i<item_i->amount;i++)
				if ((items+i)->active && (items+i)->string[0]==key)
				{
					EraseGun(item_i,items,x,y,which);
					which=i;
					DrawGun(item_i,items,x,&y,which,basey,routine);
					ok=1;
					IN_ClearKeysDown();
					break;
				}

			//
			// DIDN'T FIND A MATCH FIRST TIME THRU. CHECK AGAIN.
			//
			if (!ok)
			{
				for (i=0;i<which;i++)
					if ((items+i)->active && (items+i)->string[0]==key)
					{
						EraseGun(item_i,items,x,y,which);
						which=i;
						DrawGun(item_i,items,x,&y,which,basey,routine);
						IN_ClearKeysDown();
						break;
					}
			}
		}

		//
		// GET INPUT
		//
		ReadAnyControl(&ci);
		switch(ci.dir)
		{
			////////////////////////////////////////////////
			//
			// MOVE UP
			//
			case dir_North:

			EraseGun(item_i,items,x,y,which);

			//
			// ANIMATE HALF-STEP
			//
			if (which && (items+which-1)->active)
			{
				y-=6;
				DrawHalfStep(x,y);
			}

			//
			// MOVE TO NEXT AVAILABLE SPOT
			//
			do
			{
				if (!which)
					which=item_i->amount-1;
				else
					which--;
			} while(!(items+which)->active);

			DrawGun(item_i,items,x,&y,which,basey,routine);
			//
			// WAIT FOR BUTTON-UP OR DELAY NEXT MOVE
			//
			TicDelay(20);
			break;

			////////////////////////////////////////////////
			//
			// MOVE DOWN
			//
			case dir_South:

			EraseGun(item_i,items,x,y,which);
			//
			// ANIMATE HALF-STEP
			//
			if (which!=item_i->amount-1 && (items+which+1)->active)
			{
				y+=6;
				DrawHalfStep(x,y);
			}

			do
			{
				if (which==item_i->amount-1)
					which=0;
				else
					which++;
			} while(!(items+which)->active);

			DrawGun(item_i,items,x,&y,which,basey,routine);

			//
			// WAIT FOR BUTTON-UP OR DELAY NEXT MOVE
			//
			TicDelay(20);
			break;
		}

		if (ci.button0 ||
			Keyboard[sc_Space] ||
			Keyboard[sc_Enter])
				exit=1;

		if (ci.button1 ||
			Keyboard[sc_Escape])
				exit=2;

	} while(!exit);


	IN_ClearKeysDown();

	//
	// ERASE EVERYTHING
	//
	if (lastitem!=which)
	{
		VWB_Bar(x-1,y,25,16,BKGDCOLOR);
		PrintX=item_i->x+item_i->indent;
		PrintY=item_i->y+which*13;
		US_Print((items+which)->string);
		redrawitem=1;
	}
	else
		redrawitem=0;

	if (routine)
		routine(which);
	VW_UpdateScreen();

	item_i->curpos=which;

	lastitem=which;
	switch(exit)
	{
		case 1:
			//
			// CALL THE ROUTINE
			//
			if ((items+which)->routine!=NULL)
			{
				ShootSnd();
				MenuFadeOut();
				(items+which)->routine(0);
			}
			return which;

		case 2:
			SD_PlaySound(ESCPRESSEDSND);
			return -1;
	}

	return 0; // JUST TO SHUT UP THE ERROR MESSAGES!
}


//
// ERASE GUN & DE-HIGHLIGHT STRING
//
void EraseGun(CP_iteminfo *item_i,CP_itemtype far *items,int x,int y,int which)
{
	VWB_Bar(x-1,y,25,16,BKGDCOLOR);
	SetTextColor(items+which,0);

	PrintX=item_i->x+item_i->indent;
	PrintY=item_i->y+which*13;
	US_Print((items+which)->string);
	VW_UpdateScreen();
}


//
// DRAW HALF STEP OF GUN TO NEXT POSITION
//
void DrawHalfStep(int x,int y)
{
	VWB_DrawPic(x,y,C_CURSOR1PIC);
	VW_UpdateScreen();
	SD_PlaySound(MOVEGUN1SND);
	TimeCount=0;
	while(TimeCount<8);
}


//
// DRAW GUN AT NEW POSITION
//
void DrawGun(CP_iteminfo *item_i,CP_itemtype far *items,int x,int *y,int which,int basey,void (*routine)(int w))
{
	VWB_Bar(x-1,*y,25,16,BKGDCOLOR);
	*y=basey+which*13;
	VWB_DrawPic(x,*y,C_CURSOR1PIC);
	SetTextColor(items+which,1);

	PrintX=item_i->x+item_i->indent;
	PrintY=item_i->y+which*13;
	US_Print((items+which)->string);

	//
	// CALL CUSTOM ROUTINE IF IT IS NEEDED
	//
	if (routine)
		routine(which);
	VW_UpdateScreen();
	SD_PlaySound(MOVEGUN2SND);
}

////////////////////////////////////////////////////////////////////
//
// DELAY FOR AN AMOUNT OF TICS OR UNTIL CONTROLS ARE INACTIVE
//
////////////////////////////////////////////////////////////////////
void TicDelay(int count)
{
	ControlInfo ci;


	TimeCount=0;
	do
	{
		ReadAnyControl(&ci);
	} while(TimeCount<count && ci.dir!=dir_None);
}


////////////////////////////////////////////////////////////////////
//
// Draw a menu
//
////////////////////////////////////////////////////////////////////
void DrawMenu(CP_iteminfo *item_i,CP_itemtype far *items)
{
	int i,which=item_i->curpos;


	WindowX=PrintX=item_i->x+item_i->indent;
	WindowY=PrintY=item_i->y;
	WindowW=320;
	WindowH=200;

	for (i=0;i<item_i->amount;i++)
	{
		SetTextColor(items+i,which==i);

		PrintY=item_i->y+i*13;
		if ((items+i)->active)
			US_Print((items+i)->string);
		else
		{
			SETFONTCOLOR(DEACTIVE,BKGDCOLOR);
			US_Print((items+i)->string);
			SETFONTCOLOR(TEXTCOLOR,BKGDCOLOR);
		}

		US_Print("\n");
	}
}


////////////////////////////////////////////////////////////////////
//
// SET TEXT COLOR (HIGHLIGHT OR NO)
//
////////////////////////////////////////////////////////////////////
void SetTextColor(CP_itemtype far *items,int hlight)
{
	if (hlight)
		{SETFONTCOLOR(color_hlite[items->active],BKGDCOLOR);}
	else
		{SETFONTCOLOR(color_norml[items->active],BKGDCOLOR);}
}


////////////////////////////////////////////////////////////////////
//
// WAIT FOR CTRLKEY-UP OR BUTTON-UP
//
////////////////////////////////////////////////////////////////////
void WaitKeyUp(void)
{
	ControlInfo ci;
	while(ReadAnyControl(&ci),	ci.button0|
								ci.button1|
								ci.button2|
								ci.button3|
								Keyboard[sc_Space]|
								Keyboard[sc_Enter]|
								Keyboard[sc_Escape]);
}


////////////////////////////////////////////////////////////////////
//
// READ KEYBOARD, JOYSTICK AND MOUSE FOR INPUT
//
////////////////////////////////////////////////////////////////////
void ReadAnyControl(ControlInfo *ci)
{
	int mouseactive=0;


	IN_ReadControl(0,ci);

	if (mouseenabled)
	{
		int mousey,mousex;


		// READ MOUSE MOTION COUNTERS
		// RETURN DIRECTION
		// HOME MOUSE
		// CHECK MOUSE BUTTONS

		Mouse(3);
		mousex=_CX;
		mousey=_DX;

		if (mousey<CENTER-SENSITIVE)
		{
			ci->dir=dir_North;
			_CX=_DX=CENTER;
			Mouse(4);
			mouseactive=1;
		}
		else
		if (mousey>CENTER+SENSITIVE)
		{
			ci->dir=dir_South;
			_CX=_DX=CENTER;
			Mouse(4);
			mouseactive=1;
		}

		if (mousex<CENTER-SENSITIVE)
		{
			ci->dir=dir_West;
			_CX=_DX=