📄 m_menu.c
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//
// Find string height from hu_font chars
//
int M_StringHeight(char* string)
{
int i;
int h;
int height = SHORT(hu_font[0]->height);
h = height;
for (i = 0;(unsigned)i < strlen(string);i++)
if (string[i] == '\n')
h += height;
return h;
}
//
// Write a string using the hu_font
//
void M_WriteText( int x, int y, char *string)
{
int w;
char* ch;
int c;
int cx;
int cy;
ch = string;
cx = x;
cy = y;
while(1)
{
c = *ch++;
if (!c)
break;
if (c == '\n')
{
cx = x;
cy += 12;
continue;
}
c = toupper(c) - HU_FONTSTART;
if (c < 0 || c>= HU_FONTSIZE)
{
cx += 4;
continue;
}
w = SHORT (hu_font[c]->width);
if (cx+w > SCREENWIDTH)
break;
V_DrawPatchDirect(cx, cy, 0, hu_font[c]);
cx+=w;
}
}
//
// CONTROL PANEL
//
//
// M_Responder
//
boolean M_Responder (event_t* ev)
{
int ch;
int i;
static int joywait = 0;
static int mousewait = 0;
static int mousey = 0;
static int lasty = 0;
static int mousex = 0;
static int lastx = 0;
ch = -1;
if (ev->type == ev_joystick && joywait < I_GetTime())
{
if (ev->data3 == -1)
{
ch = KEY_UPARROW;
joywait = I_GetTime() + 5;
}
else if (ev->data3 == 1)
{
ch = KEY_DOWNARROW;
joywait = I_GetTime() + 5;
}
if (ev->data2 == -1)
{
ch = KEY_LEFTARROW;
joywait = I_GetTime() + 2;
}
else if (ev->data2 == 1)
{
ch = KEY_RIGHTARROW;
joywait = I_GetTime() + 2;
}
if (ev->data1&1)
{
ch = KEY_ENTER;
joywait = I_GetTime() + 5;
}
if (ev->data1&2)
{
ch = KEY_BACKSPACE;
joywait = I_GetTime() + 5;
}
}
else
{
if (ev->type == ev_mouse && mousewait < I_GetTime())
{
mousey += ev->data3;
if (mousey < lasty-30)
{
ch = KEY_DOWNARROW;
mousewait = I_GetTime() + 5;
mousey = lasty -= 30;
}
else if (mousey > lasty+30)
{
ch = KEY_UPARROW;
mousewait = I_GetTime() + 5;
mousey = lasty += 30;
}
mousex += ev->data2;
if (mousex < lastx-30)
{
ch = KEY_LEFTARROW;
mousewait = I_GetTime() + 5;
mousex = lastx -= 30;
}
else if (mousex > lastx+30)
{
ch = KEY_RIGHTARROW;
mousewait = I_GetTime() + 5;
mousex = lastx += 30;
}
if (ev->data1&1)
{
ch = KEY_ENTER;
mousewait = I_GetTime() + 15;
}
if (ev->data1&2)
{
ch = KEY_BACKSPACE;
mousewait = I_GetTime() + 15;
}
}
else
if (ev->type == ev_keydown)
{
ch = ev->data1;
//WriteDebug("Assigning data1 to ch...\n");
}
}
if (ch == -1)
return false;
// Save Game string input
if (saveStringEnter)
{
switch(ch)
{
case KEY_BACKSPACE:
if (saveCharIndex > 0)
{
saveCharIndex--;
savegamestrings[saveSlot][saveCharIndex] = 0;
}
break;
case KEY_ESCAPE:
saveStringEnter = 0;
strcpy(&savegamestrings[saveSlot][0],saveOldString);
break;
case KEY_ENTER:
saveStringEnter = 0;
if (savegamestrings[saveSlot][0])
M_DoSave(saveSlot);
break;
default:
ch = toupper(scan2char[ch]);
if (ch != 32)
if (ch-HU_FONTSTART < 0 || ch-HU_FONTSTART >= HU_FONTSIZE)
break;
if (ch >= 32 && ch <= 127 &&
saveCharIndex < SAVESTRINGSIZE-1 &&
M_StringWidth(savegamestrings[saveSlot]) <
(SAVESTRINGSIZE-2)*8)
{
savegamestrings[saveSlot][saveCharIndex++] = ch;
savegamestrings[saveSlot][saveCharIndex] = 0;
}
break;
}
return true;
}
// Take care of any messages that need input
if (messageToPrint)
{
if (messageNeedsInput == true &&
!(ch == KEY_SPACE || ch == KEY_N || ch == KEY_Y || ch == KEY_ESCAPE))
return false;
menuactive = messageLastMenuActive;
messageToPrint = 0;
if (messageRoutine)
{
//WriteDebug("Calling message routine that needs answering...\n");
messageRoutine(ch);
}
menuactive = false;
S_StartSound(NULL,sfx_swtchx);
return true;
}
//Don't really need this anymore -- keeping it for legacy...
if (devparm && ch == KEY_F1)
{
G_ScreenShot ();
return true;
}
if (ch == KEY_SCRNSHOT)
{
G_ScreenShot();
return true;
}
if (ch == KEY_CAPITAL)
{
if (always_run == FALSE)
always_run = TRUE;
else
always_run = FALSE;
return true;
}
// F-Keys
if (!menuactive)
switch(ch)
{
case KEY_MINUS: // Screen size down
if (automapactive || chat_on)
return false;
M_SizeDisplay(0);
S_StartSound(NULL,sfx_stnmov);
return true;
case KEY_EQUALS: // Screen size up
if (automapactive || chat_on)
return false;
M_SizeDisplay(1);
S_StartSound(NULL,sfx_stnmov);
return true;
case KEY_F1: // Help key
M_StartControlPanel ();
if ( gamemode == retail )
currentMenu = &ReadDef2;
else
currentMenu = &ReadDef1;
itemOn = 0;
S_StartSound(NULL,sfx_swtchn);
return true;
case KEY_F2: // Save
M_StartControlPanel();
S_StartSound(NULL,sfx_swtchn);
M_SaveGame(0);
return true;
case KEY_F3: // Load
M_StartControlPanel();
S_StartSound(NULL,sfx_swtchn);
M_LoadGame(0);
return true;
case KEY_F4: // Sound Volume
M_StartControlPanel ();
currentMenu = &SoundDef;
itemOn = sfx_vol;
S_StartSound(NULL,sfx_swtchn);
return true;
case KEY_F5: // Detail toggle
M_ChangeDetail(0);
S_StartSound(NULL,sfx_swtchn);
return true;
case KEY_F6: // Quicksave
S_StartSound(NULL,sfx_swtchn);
M_QuickSave();
return true;
case KEY_F7: // End game
S_StartSound(NULL,sfx_swtchn);
M_EndGame(0);
return true;
case KEY_F8: // Toggle messages
M_ChangeMessages(0);
S_StartSound(NULL,sfx_swtchn);
return true;
case KEY_F9: // Quickload
S_StartSound(NULL,sfx_swtchn);
M_QuickLoad();
return true;
case KEY_F10: // Quit DOOM
S_StartSound(NULL,sfx_swtchn);
M_QuitDOOM(0);
return true;
case KEY_F11: // gamma toggle
usegamma++;
if (usegamma > 4)
usegamma = 0;
players[consoleplayer].message = gammamsg[usegamma];
I_SetPalette (W_CacheLumpName ("PLAYPAL",PU_CACHE));
return true;
}
// Pop-up menu?
if (!menuactive)
{
if (ch == KEY_ESCAPE)
{
M_StartControlPanel ();
S_StartSound(NULL,sfx_swtchn);
return true;
}
return false;
}
// Keys usable within menu
switch (ch)
{
case KEY_DOWNARROW:
do
{
if (itemOn+1 > currentMenu->numitems-1)
itemOn = 0;
else itemOn++;
S_StartSound(NULL,sfx_pstop);
} while(currentMenu->menuitems[itemOn].status==-1);
return true;
case KEY_UPARROW:
do
{
if (!itemOn)
itemOn = currentMenu->numitems-1;
else itemOn--;
S_StartSound(NULL,sfx_pstop);
} while(currentMenu->menuitems[itemOn].status==-1);
return true;
case KEY_LEFTARROW:
if (currentMenu->menuitems[itemOn].routine &&
currentMenu->menuitems[itemOn].status == 2)
{
S_StartSound(NULL,sfx_stnmov);
currentMenu->menuitems[itemOn].routine(0);
}
return true;
case KEY_RIGHTARROW:
if (currentMenu->menuitems[itemOn].routine &&
currentMenu->menuitems[itemOn].status == 2)
{
S_StartSound(NULL,sfx_stnmov);
currentMenu->menuitems[itemOn].routine(1);
}
return true;
case KEY_ENTER:
if (currentMenu->menuitems[itemOn].routine &&
currentMenu->menuitems[itemOn].status)
{
currentMenu->lastOn = itemOn;
if (currentMenu->menuitems[itemOn].status == 2)
{
currentMenu->menuitems[itemOn].routine(1); // right arrow
S_StartSound(NULL,sfx_stnmov);
}
else
{
currentMenu->menuitems[itemOn].routine(itemOn);
S_StartSound(NULL,sfx_pistol);
}
}
return true;
case KEY_CONSOLE:
currentMenu->lastOn = itemOn;
M_ClearMenus ();
return true;
case KEY_ESCAPE:
currentMenu->lastOn = itemOn;
M_ClearMenus ();
S_StartSound(NULL,sfx_swtchx);
return true;
case KEY_BACKSPACE:
currentMenu->lastOn = itemOn;
if (currentMenu->prevMenu)
{
currentMenu = currentMenu->prevMenu;
itemOn = currentMenu->lastOn;
S_StartSound(NULL,sfx_swtchn);
}
return true;
default:
for (i = itemOn+1;i < currentMenu->numitems;i++)
if (currentMenu->menuitems[i].alphaKey == ch)
{
itemOn = i;
S_StartSound(NULL,sfx_pstop);
return true;
}
for (i = 0;i <= itemOn;i++)
if (currentMenu->menuitems[i].alphaKey == ch)
{
itemOn = i;
S_StartSound(NULL,sfx_pstop);
return true;
}
break;
}
return false;
}
//
// M_StartControlPanel
//
void M_StartControlPanel (void)
{
// intro might call this repeatedly
if (menuactive)
return;
menuactive = 1;
currentMenu = &MainDef; // JDC
itemOn = currentMenu->lastOn; // JDC
}
//
// M_Drawer
// Called after the view has been rendered,
// but before it has been blitted.
//
void M_Drawer (void)
{
static short x;
static short y;
short i;
short max;
char string[40];
int start;
inhelpscreens = false;
// Horiz. & Vertically center string and print it.
if (messageToPrint)
{
start = 0;
y = (SCREENHEIGHT/2) - M_StringHeight(messageString)/2;
while(*(messageString+start))
{
for (i = 0;(unsigned)i < strlen(messageString+start);i++)
if (*(messageString+start+i) == '\n')
{
memset(string,0,40);
strncpy(string,messageString+start,i);
start += i+1;
break;
}
if ((unsigned)i == strlen(messageString+start))
{
strcpy(string,messageString+start);
start += i;
}
x = (SCREENWIDTH/2) - M_StringWidth(string)/2;
M_WriteText(x,y,string);
y += SHORT(hu_font[0]->height);
}
return;
}
if (!menuactive)
return;
if (currentMenu->routine)
currentMenu->routine(); // call Draw routine
// DRAW MENU
x = ((SCREENWIDTH-320)/2)+currentMenu->x;
y = ((SCREENHEIGHT-200)/2)+currentMenu->y;
max = currentMenu->numitems;
for (i=0;i<max;i++)
{
if (currentMenu->menuitems[i].name[0])
V_DrawPatchDirect (x,y,0,
W_CacheLumpName(currentMenu->menuitems[i].name ,PU_CACHE));
y += LINEHEIGHT;
}
// DRAW SKULL
V_DrawPatchDirect(x+SKULLXOFF,((SCREENHEIGHT-200)/2)+currentMenu->y - 5 + itemOn*LINEHEIGHT, 0,
W_CacheLumpName(skullName[whichSkull],PU_CACHE));
}
//
// M_ClearMenus
//
void M_ClearMenus (void)
{
menuactive = 0;
// if (!netgame && usergame && paused)
// sendpause = true;
}
//
// M_SetupNextMenu
//
void M_SetupNextMenu(menu_t *menudef)
{
currentMenu = menudef;
itemOn = currentMenu->lastOn;
}
//
// M_Ticker
//
void M_Ticker (void)
{
if (--skullAnimCounter <= 0)
{
whichSkull ^= 1;
skullAnimCounter = 8;
}
}
//
// M_Init
//
void M_Init (void)
{
currentMenu = &MainDef;
menuactive = 0;
itemOn = currentMenu->lastOn;
whichSkull = 0;
skullAnimCounter = 10;
screenSize = screenblocks - 3;
messageToPrint = 0;
messageString = NULL;
messageLastMenuActive = menuactive;
quickSaveSlot = -1;
// Here we could catch other version dependencies,
// like HELP1/2, and four episodes.
switch ( gamemode )
{
case commercial:
// This is used because DOOM 2 had only one HELP
// page. I use CREDIT as second page now, but
// kept this hack for educational purposes.
MainMenu[readthis] = MainMenu[quitdoom];
MainDef.numitems--;
MainDef.y += 8;
NewDef.prevMenu = &MainDef;
ReadDef1.routine = M_DrawReadThis1;
ReadDef1.x = 330;
ReadDef1.y = 165;
ReadMenu1[0].routine = M_FinishReadThis;
break;
case shareware:
// Episode 2 and 3 are handled,
// branching to an ad screen.
case registered:
// We need to remove the fourth episode.
EpiDef.numitems--;
break;
case retail:
// We are fine.
default:
break;
}
}
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