e15c3449f3
git-svn-id: svn://kolibrios.org@298 a494cfbc-eb01-0410-851d-a64ba20cac60
356 lines
6.3 KiB
C
356 lines
6.3 KiB
C
// Emacs style mode select -*- C++ -*-
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// $Id:$
|
|
//
|
|
// Copyright (C) 1993-1996 by id Software, Inc.
|
|
//
|
|
// This source is available for distribution and/or modification
|
|
// only under the terms of the DOOM Source Code License as
|
|
// published by id Software. All rights reserved.
|
|
//
|
|
// The source is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
|
|
// for more details.
|
|
//
|
|
// $Log:$
|
|
//
|
|
// DESCRIPTION: heads-up text and input code
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
static const char
|
|
rcsid[] = "$Id: hu_lib.c,v 1.3 1997/01/26 07:44:58 b1 Exp $";
|
|
|
|
#include <ctype.h>
|
|
|
|
#include "m_swap.h"
|
|
|
|
#include "doomdef.h"
|
|
|
|
#include "v_video.h"
|
|
|
|
#include "hu_lib.h"
|
|
#include "r_local.h"
|
|
#include "r_draw.h"
|
|
|
|
// boolean : whether the screen is always erased
|
|
#define noterased viewwindowx
|
|
|
|
extern boolean automapactive; // in AM_map.c
|
|
|
|
void HUlib_init(void)
|
|
{
|
|
}
|
|
|
|
void HUlib_clearTextLine(hu_textline_t* t)
|
|
{
|
|
t->len = 0;
|
|
t->l[0] = 0;
|
|
t->needsupdate = true;
|
|
}
|
|
|
|
void
|
|
HUlib_initTextLine
|
|
( hu_textline_t* t,
|
|
int x,
|
|
int y,
|
|
patch_t** f,
|
|
int sc )
|
|
{
|
|
t->x = x;
|
|
t->y = y;
|
|
t->f = f;
|
|
t->sc = sc;
|
|
HUlib_clearTextLine(t);
|
|
}
|
|
|
|
boolean
|
|
HUlib_addCharToTextLine
|
|
( hu_textline_t* t,
|
|
char ch )
|
|
{
|
|
|
|
if (t->len == HU_MAXLINELENGTH)
|
|
return false;
|
|
else
|
|
{
|
|
t->l[t->len++] = ch;
|
|
t->l[t->len] = 0;
|
|
t->needsupdate = 4;
|
|
return true;
|
|
}
|
|
|
|
}
|
|
|
|
boolean HUlib_delCharFromTextLine(hu_textline_t* t)
|
|
{
|
|
|
|
if (!t->len) return false;
|
|
else
|
|
{
|
|
t->l[--t->len] = 0;
|
|
t->needsupdate = 4;
|
|
return true;
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
HUlib_drawTextLine
|
|
( hu_textline_t* l,
|
|
boolean drawcursor )
|
|
{
|
|
|
|
int i;
|
|
int w;
|
|
int x;
|
|
unsigned char c;
|
|
|
|
// draw the new stuff
|
|
x = l->x;
|
|
for (i=0;i<l->len;i++)
|
|
{
|
|
c = toupper(l->l[i]);
|
|
if (c != ' '
|
|
&& c >= l->sc
|
|
&& c <= '_')
|
|
{
|
|
w = SHORT(l->f[c - l->sc]->width);
|
|
if (x+w > SCREENWIDTH)
|
|
break;
|
|
V_DrawPatchDirect(x, l->y, FG, l->f[c - l->sc]);
|
|
x += w;
|
|
}
|
|
else
|
|
{
|
|
x += 4;
|
|
if (x >= SCREENWIDTH)
|
|
break;
|
|
}
|
|
}
|
|
|
|
// draw the cursor if requested
|
|
if (drawcursor
|
|
&& x + SHORT(l->f['_' - l->sc]->width) <= SCREENWIDTH)
|
|
{
|
|
V_DrawPatchDirect(x, l->y, FG, l->f['_' - l->sc]);
|
|
}
|
|
}
|
|
|
|
|
|
// sorta called by HU_Erase and just better darn get things straight
|
|
void HUlib_eraseTextLine(hu_textline_t* l)
|
|
{
|
|
int lh;
|
|
int y;
|
|
int yoffset;
|
|
static boolean lastautomapactive = true;
|
|
|
|
// Only erases when NOT in automap and the screen is reduced,
|
|
// and the text must either need updating or refreshing
|
|
// (because of a recent change back from the automap)
|
|
|
|
if (!automapactive &&
|
|
viewwindowx && l->needsupdate)
|
|
{
|
|
lh = SHORT(l->f[0]->height) + 1;
|
|
for (y=l->y,yoffset=y*SCREENWIDTH ; y<l->y+lh ; y++,yoffset+=SCREENWIDTH)
|
|
{
|
|
if (y < viewwindowy || y >= viewwindowy + viewheight)
|
|
R_VideoErase(yoffset, SCREENWIDTH); // erase entire line
|
|
else
|
|
{
|
|
R_VideoErase(yoffset, viewwindowx); // erase left border
|
|
R_VideoErase(yoffset + viewwindowx + viewwidth, viewwindowx);
|
|
// erase right border
|
|
}
|
|
}
|
|
}
|
|
|
|
lastautomapactive = automapactive;
|
|
if (l->needsupdate) l->needsupdate--;
|
|
|
|
}
|
|
|
|
void
|
|
HUlib_initSText
|
|
( hu_stext_t* s,
|
|
int x,
|
|
int y,
|
|
int h,
|
|
patch_t** font,
|
|
int startchar,
|
|
boolean* on )
|
|
{
|
|
|
|
int i;
|
|
|
|
s->h = h;
|
|
s->on = on;
|
|
s->laston = true;
|
|
s->cl = 0;
|
|
for (i=0;i<h;i++)
|
|
HUlib_initTextLine(&s->l[i],
|
|
x, y - i*(SHORT(font[0]->height)+1),
|
|
font, startchar);
|
|
|
|
}
|
|
|
|
void HUlib_addLineToSText(hu_stext_t* s)
|
|
{
|
|
|
|
int i;
|
|
|
|
// add a clear line
|
|
if (++s->cl == s->h)
|
|
s->cl = 0;
|
|
HUlib_clearTextLine(&s->l[s->cl]);
|
|
|
|
// everything needs updating
|
|
for (i=0 ; i<s->h ; i++)
|
|
s->l[i].needsupdate = 4;
|
|
|
|
}
|
|
|
|
void
|
|
HUlib_addMessageToSText
|
|
( hu_stext_t* s,
|
|
char* prefix,
|
|
char* msg )
|
|
{
|
|
HUlib_addLineToSText(s);
|
|
if (prefix)
|
|
while (*prefix)
|
|
HUlib_addCharToTextLine(&s->l[s->cl], *(prefix++));
|
|
|
|
while (*msg)
|
|
HUlib_addCharToTextLine(&s->l[s->cl], *(msg++));
|
|
}
|
|
|
|
void HUlib_drawSText(hu_stext_t* s)
|
|
{
|
|
int i, idx;
|
|
hu_textline_t *l;
|
|
|
|
if (!*s->on)
|
|
return; // if not on, don't draw
|
|
|
|
// draw everything
|
|
for (i=0 ; i<s->h ; i++)
|
|
{
|
|
idx = s->cl - i;
|
|
if (idx < 0)
|
|
idx += s->h; // handle queue of lines
|
|
|
|
l = &s->l[idx];
|
|
|
|
// need a decision made here on whether to skip the draw
|
|
HUlib_drawTextLine(l, false); // no cursor, please
|
|
}
|
|
|
|
}
|
|
|
|
void HUlib_eraseSText(hu_stext_t* s)
|
|
{
|
|
|
|
int i;
|
|
|
|
for (i=0 ; i<s->h ; i++)
|
|
{
|
|
if (s->laston && !*s->on)
|
|
s->l[i].needsupdate = 4;
|
|
HUlib_eraseTextLine(&s->l[i]);
|
|
}
|
|
s->laston = *s->on;
|
|
|
|
}
|
|
|
|
void
|
|
HUlib_initIText
|
|
( hu_itext_t* it,
|
|
int x,
|
|
int y,
|
|
patch_t** font,
|
|
int startchar,
|
|
boolean* on )
|
|
{
|
|
it->lm = 0; // default left margin is start of text
|
|
it->on = on;
|
|
it->laston = true;
|
|
HUlib_initTextLine(&it->l, x, y, font, startchar);
|
|
}
|
|
|
|
|
|
// The following deletion routines adhere to the left margin restriction
|
|
void HUlib_delCharFromIText(hu_itext_t* it)
|
|
{
|
|
if (it->l.len != it->lm)
|
|
HUlib_delCharFromTextLine(&it->l);
|
|
}
|
|
|
|
void HUlib_eraseLineFromIText(hu_itext_t* it)
|
|
{
|
|
while (it->lm != it->l.len)
|
|
HUlib_delCharFromTextLine(&it->l);
|
|
}
|
|
|
|
// Resets left margin as well
|
|
void HUlib_resetIText(hu_itext_t* it)
|
|
{
|
|
it->lm = 0;
|
|
HUlib_clearTextLine(&it->l);
|
|
}
|
|
|
|
void
|
|
HUlib_addPrefixToIText
|
|
( hu_itext_t* it,
|
|
char* str )
|
|
{
|
|
while (*str)
|
|
HUlib_addCharToTextLine(&it->l, *(str++));
|
|
it->lm = it->l.len;
|
|
}
|
|
|
|
// wrapper function for handling general keyed input.
|
|
// returns true if it ate the key
|
|
boolean
|
|
HUlib_keyInIText
|
|
( hu_itext_t* it,
|
|
unsigned char ch )
|
|
{
|
|
|
|
if (ch >= ' ' && ch <= '_')
|
|
HUlib_addCharToTextLine(&it->l, (char) ch);
|
|
else
|
|
if (ch == KEY_BACKSPACE)
|
|
HUlib_delCharFromIText(it);
|
|
else
|
|
if (ch != KEY_ENTER)
|
|
return false; // did not eat key
|
|
|
|
return true; // ate the key
|
|
|
|
}
|
|
|
|
void HUlib_drawIText(hu_itext_t* it)
|
|
{
|
|
|
|
hu_textline_t *l = &it->l;
|
|
|
|
if (!*it->on)
|
|
return;
|
|
HUlib_drawTextLine(l, true); // draw the line w/ cursor
|
|
|
|
}
|
|
|
|
void HUlib_eraseIText(hu_itext_t* it)
|
|
{
|
|
if (it->laston && !*it->on)
|
|
it->l.needsupdate = 4;
|
|
HUlib_eraseTextLine(&it->l);
|
|
it->laston = *it->on;
|
|
}
|
|
|