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text.c
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#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <string.h>
#include <SDL/SDL.h>
#include "types.h"
#include "shapes.h"
#define FONTW_SMALL 367
#define FONTW_BIG 714
extern int sw, sh, rs, se, midx;
extern PIXEL skytxtpal[], logopal[];
extern PIXEL pal[];
extern Uint8 introfont[];
extern Uint8 sboxtop[], sboxbot[], sboxclos[], sboxclosp[];
extern Uint8 sboxupp[], sboxdownp[];
extern SDL_Surface *screen;
extern Uint8 *layers, *click;
extern int dragx, dragy;
char *fntab = "abcdefghijklmnopqrstuvwxyz0123456789!=.,:;()\"/_-#%*'?@";
int foffsb[] = { 0, 16, 30, 47, 64, 77, 89, 107,
124, 130, 145, 160, 172, 192, 208, 227,
240, 259, 272, 285, 299, 313, 328, 350,
364, 378, 392, 410, 419, 432, 445, 460,
473, 487, 499, 512, 527, 534, 542, 549,
556, 563, 571, 581, 593, 602, 610, 623,
631, 649, 667, 677, 682, 695, 714 };
int foffss[] = { 0, 8, 15, 24, 32, 38, 44, 52,
60, 64, 71, 79, 85, 95, 103, 112,
119, 128, 135, 142, 149, 157, 166, 176,
183, 190, 197, 206, 210, 217, 223, 231,
237, 244, 250, 257, 264, 268, 272, 275,
278, 281, 285, 290, 296, 302, 309, 315,
319, 330, 342, 347, 350, 356, 367 };
extern Uint8 fontsmall[], fontbig[];
static Uint8 *fdat;
static int *foffs;
static int fm;
int spcw;
int fontheight;
static char *fadetext = NULL;
static char *nextfadetext = NULL;
static int fadepos, fadeend, fadex, nextfadex;
PIXEL *bsbuf = NULL;
static int ek;
int tbw, tbh, tbx, tby, tbyo, tbscx, tbscy, tbbrd, tbstop=0;
int tbsch, tbpressed=0;
int tbaw=0, tbah=0, tbauh=0, tbvis=0;
PIXEL *tbab=NULL;
int text_init( void )
{
int i;
if( sh < 400 )
{
fdat = &fontsmall[0];
foffs = &foffss[0];
fm = FONTW_SMALL;
spcw = 4;
ek = 0;
fontheight = 12;
if( sw >= 320 )
{
tbaw = 158;
tbw = 180;
tbh = 96;
} else {
tbaw = 142;
tbw = 166;
tbh = 88;
}
tbbrd = 4;
} else {
fdat = &fontbig[0];
foffs = &foffsb[0];
fm = FONTW_BIG;
spcw = 8;
ek = 0;
fontheight = 24;
tbaw = 316;
tbw = 360;
tbh = 192;
tbbrd = 8;
}
bsbuf = malloc( rs * fontheight * BYTESPERPIXEL );
if( !bsbuf )
{
printf( "Out of memory\n" );
return 0;
}
for( i=0; i<rs*fontheight; i++ )
bsbuf[i] = pal[4];
return 1;
}
void text_shut( void )
{
if( bsbuf ) free( bsbuf );
}
int charwidth( char c )
{
int ch;
for( ch=0; fntab[ch]; ch++ )
if( fntab[ch] == c ) break;
if( !fntab[ch] )
return spcw;
return (foffs[ch+1]-foffs[ch])-ek;
}
int textlen( char *str )
{
int i, ch;
int len;
i=0; len=0;
while( str[i] )
{
for( ch=0; fntab[ch]; ch++ )
if( fntab[ch] == str[i] ) break;
if( !fntab[ch] )
{
len += spcw;
i++;
continue;
}
len += (foffs[ch+1]-foffs[ch])-ek;
i++;
}
return len;
}
void textprint( int x, int y, char *str, PIXEL *wpal )
{
int i, ch;
int fxs, xc, yc, xs, xe, fx;
PIXEL *p;
Uint8 *fp;
i=0;
while( str[i] )
{
if( x > sw ) break;
for( ch=0; fntab[ch]; ch++ )
if( fntab[ch] == str[i] ) break;
if( !fntab[ch] )
{
xs = x;
xe = x+spcw;
if( xs < 0 ) xs = 0;
if( xe > sw ) xe = sw;
p = &((PIXEL *)screen->pixels)[y*rs];
for( yc=0; yc<fontheight; yc++ )
{
for( xc=xs; xc<xe; xc++ )
p[xc] = wpal[4];
p += rs;
}
x += xe-x;
i++;
continue;
}
fxs = foffs[ch];
xs = x;
xe = x+(foffs[ch+1]-fxs);
if( xs < 0 ) xs = 0;
if( xe > sw ) xe = sw;
p = &((PIXEL *)screen->pixels)[y*rs];
fp = &fdat[fxs];
for( yc=0; yc<fontheight; yc++ )
{
for( xc=xs, fx=0; xc<xe; xc++, fx++ )
p[xc] = wpal[fp[fx]];
p += rs;
fp += fm;
}
x += (xe-x)-ek;
i++;
}
}
void textprintfade( int x, int y, int fade, char *str, PIXEL *wpal )
{
int i, ch;
int fxs, xc, yc, xs, xe, fx;
PIXEL *p;
Uint8 *fp;
int col, rcol, fran, fmin;
fmin = fade-16;
if( fmin < 0 ) fmin = 0;
fran = fade-fmin;
i=0;
while( str[i] )
{
if( x > sw ) break;
for( ch=0; fntab[ch]; ch++ )
if( fntab[ch] == str[i] ) break;
if( !fntab[ch] )
{
xs = x;
xe = x+spcw;
p = &((PIXEL *)screen->pixels)[y*rs];
for( yc=0; yc<fontheight; yc++ )
{
for( xc=xs; xc<xe; xc++ )
p[xc] = wpal[4];
p += rs;
}
x += xe-x;
i++;
continue;
}
fxs = foffs[ch];
xs = x;
xe = x+(foffs[ch+1]-fxs);
if( xs < 0 ) xs = 0;
if( xe > sw ) xe = sw;
p = &((PIXEL *)screen->pixels)[y*rs];
fp = &fdat[fxs];
for( yc=0; yc<fontheight; yc++ )
{
for( xc=xs, fx=0; xc<xe; xc++, fx++ )
{
col = fp[fx]-4;
rcol = fran==0?fmin:(rand()%fran)+fmin;
p[xc] = wpal[rcol>col?col+4:rcol+4];
}
p += rs;
fp += fm;
}
x += (xe-x)-ek;
i++;
}
}
void fade_in( char *str, int immediate )
{
if( ( immediate ) || ( fadetext == NULL ) )
{
fadetext = str;
fadex = (sw-textlen( str ))/2;
nextfadetext = NULL;
fadepos = 0;
fadeend = strlen( str )+90;
return;
}
nextfadetext = str;
nextfadex = (sw-textlen( str ))/2;
}
int do_fade( int fadeadd )
{
int fd;
if( !fadetext )
{
if( nextfadetext )
{
fadetext = nextfadetext;
fadex = nextfadex;
nextfadetext = NULL;
fadepos = 0;
fadeend = strlen( fadetext )+90;
} else {
fadepos = 0;
return 1;
}
}
fadepos += fadeadd;
if( fadepos < 32 )
{
textprintfade( fadex, 0, fadepos, fadetext, skytxtpal );
return 0;
}
if( fadepos < fadeend )
{
textprint( fadex, 0, fadetext, skytxtpal );
return 0;
}
fd = 31-(fadepos-fadeend);
if( fd <= 0 )
{
if( nextfadetext )
{
fadetext = nextfadetext;
fadex = nextfadex;
nextfadetext = NULL;
fadepos = 0;
fadeend = strlen( fadetext )+90;
return 0;
}
fadetext = NULL;
fadepos = 0;
return 1;
}
textprintfade( fadex, 0, fd, fadetext, skytxtpal );
return 0;
}
void textboxprint( int x, int y, char *str )
{
int i, ch;
int fxs, xc, yc, xs, xe, fx;
PIXEL *p;
Uint8 *fp;
if( !tbab ) return;
i=0;
while( str[i] )
{
if( x > tbaw ) break;
for( ch=0; fntab[ch]; ch++ )
if( fntab[ch] == str[i] ) break;
if( !fntab[ch] )
{
xs = x;
xe = x+spcw;
if( xs < 0 ) xs = 0;
if( xe > tbaw ) xe = tbaw;
p = &tbab[y*tbaw];
for( yc=0; yc<fontheight; yc++ )
{
for( xc=xs; xc<xe; xc++ )
p[xc] = pal[4];
p += tbaw;
}
x += xe-x;
i++;
continue;
}
fxs = foffs[ch];
xs = x;
xe = x+(foffs[ch+1]-fxs);
if( xs < 0 ) xs = 0;
if( xe > tbaw ) xe = tbaw;
p = &tbab[y*tbaw];
fp = &fdat[fxs];
for( yc=0; yc<fontheight; yc++ )
{
for( xc=xs, fx=0; xc<xe; xc++, fx++ )
p[xc] = pal[fp[fx]];
p += tbaw;
fp += fm;
}
x += (xe-x)-ek;
i++;
}
}
void textbox_layout( char *str )
{
int x, y, i, j, k, l, m, lw, w;
int just;
char line[256];
tbauh = 0;
tbyo = 0;
if( !str )
{
tbauh = 0;
return;
}
// Initial box is big enough for 16 lines
if( tbab == NULL )
{
tbah = fontheight * 16;
tbab = malloc( tbaw * tbah * BYTESPERPIXEL );
if( !tbab )
{
fade_in( "out of memory !!!!", 1 );
return;
}
for( i=0; i<tbaw*tbah; i++ )
tbab[i] = pal[4];
}
just = 0;
x=0; y=0; i=0;
while( str[i] )
{
if( y >= tbah )
{
int nh;
PIXEL *nb;
nh = tbah + (fontheight*8);
nb = malloc( tbaw * nh * BYTESPERPIXEL );
if( !nb )
{
free( tbab );
tbab = NULL;
fade_in( "out of memory !!!!", 1 );
return;
}
for( w=tbaw*tbah; w<tbaw*nh; w++ )
nb[w] = pal[4];
memcpy( nb, tbab, tbaw*tbah*BYTESPERPIXEL );
free( tbab );
tbab = nb;
tbah = nh;
}
for( w=0; w<tbaw*fontheight; w++ )
tbab[w+(y*tbaw)] = pal[4];
w=0;
j=0;
l=0;
for( ;; )
{
// Skip initial whitespace
while( str[i] == 32 )
{
if( str[i] == '{' ) just = 0;
if( str[i] == '}' ) just = 1;
if( str[i] == '|' ) just = 2;
i++;
}
lw = w;
k = j;
m = i;
while( ( str[i] != 32 ) && ( str[i] != 0 ) && ( str[i] != '\n' ) )
{
if( str[i] == '{' ) { just = 0; i++; continue; }
if( str[i] == '}' ) { just = 1; i++; continue; }
if( str[i] == '|' ) { just = 2; i++; continue; }
l = charwidth( str[i] );
w += l;
if( w > tbaw ) break;
line[j++] = str[i++];
}
if( w > tbaw )
{
if( k != 0 )
{
w = lw;
j = k;
i = m;
} else {
w -= l;
}
break;
}
if( str[i] == 0 )
break;
if( str[i] == '\n' )
{
i++;
break;
}
line[j++] = 32;
w += spcw;
}
line[j] = 0;
switch( just )
{
case 0:
x = 0;
break;
case 1:
x = tbaw - w;
break;
case 2:
x = (tbaw-w) / 2;
break;
}
textboxprint( x, y, line );
y += fontheight;
}
tbauh = y;
}
void textbox_drag( int y )
{
if( ( tbauh <= tbvis ) ||
( tbvis == 0 ) )
{
tbyo = 0;
return;
}
y -= tbstop;
if( y < 0 ) y = 0;
if( y >= tbsch ) y = tbsch-1;
tbyo = (y * ((tbauh+24)-tbvis)) / tbsch;
}
void render_scrollbox( float scale, Uint8 lyr, Uint8 clk, Uint8 slyr, Uint8 sclk, Uint8 dclk )
{
int sbhs, sbm, sbms;
int x, y, o, c, md, omd, ttop, ch;
PIXEL *s, *d, *p3d;
Uint8 *ld, *cd, *ps;
if( tbw <= 180 )
{
sbhs = (int)(96.0f*scale);
sbm = tby+48;
sbms = sbhs/2;
if( sbms == 0 ) return;
ttop = sbm-sbms;
md = rs-tbw;
omd = sw-tbw;
d = &((PIXEL *)screen->pixels)[ttop*rs+tbx];
ld = &layers[ttop*sw+tbx];
cd = &click[ttop*sw+tbx];
o=0;
for( y=0; y<17; y++ )
{
if( y >= sbms ) break;
for( x=0; x<180; x++, o+=2 )
{
if( ( tbw < 180 ) && ( x == 80 ) )
{
x += 180-tbw;
o += (180-tbw)*2;
}
if( (c=sboxtop[o]) != 0x14 )
{
*(d++) = pal[c];
*(ld++) = lyr;
*(cd++) = dclk;
} else {
d++;
ld++;
cd++;
}
}
o += 360;
d += md;
ld += omd;
cd += omd;
}
if( sbhs > 34 )
{
int h = sbhs-34;
PIXEL pl = pal[0x04];
for( y=0; y<h; y++ )
{
for( x=0; x<tbw; x++ )
{
*(d++) = pl;
*(ld++) = lyr;
*(cd++) = dclk;
}
d += md;
ld += omd;
cd += omd;
}
}
if( sbms > 17 )
{
y = 0;
o = 360;
d = &((PIXEL *)screen->pixels)[(sbm+sbms-17)*rs+tbx];
ld = &layers[(sbm+sbms-17)*sw+tbx];
cd = &click[(sbm+sbms-17)*sw+tbx];
} else {
y = 17-sbms;
o = y*720+360;
d = &((PIXEL *)screen->pixels)[sbm*rs+tbx];
ld = &layers[sbm*sw+tbx];
cd = &click[sbm*sw+tbx];
}
p3d = d;
for( ; y<17; y++ )
{
for( x=0; x<180; x++, o+=2 )
{
if( ( tbw < 180 ) && ( x == 80 ) )
{
x += 180-tbw;
o += (180-tbw)*2;
}
if( (c=sboxbot[o]) != 0x14 )
{
*(d++) = pal[c];
*(ld++) = lyr;
*(cd++) = dclk;
} else {
d++;
ld++;
cd++;
}
}
o += 360;
d += md;
ld += omd;
cd += omd;
}
tbvis = sbhs-8;
if( ( tbauh != 0 ) && ( tbvis > 0 ) && ( tbab != NULL ) )
{
int tbbot;
s = &tbab[tbyo*tbaw];
d = &((PIXEL *)screen->pixels)[(ttop+4)*rs+tbx+4];
tbbot = tbyo+tbvis;
for( y=tbyo; y<tbbot; y++ )
{
if( y >= tbauh ) break;
memcpy( d, s, tbaw * BYTESPERPIXEL );
d += rs;
s += tbaw;
}
}
tbsch = sbhs - 42;
tbstop = ttop+21;
if( tbsch > 0 )
{
tbscx = tbx+tbw-11;
// Render scroll bar
d = &((PIXEL *)screen->pixels)[(ttop+21)*rs+tbscx];
for( y=0; y<tbsch; y++ )
{
*d = pal[0xb];
d += rs;
}
if( tbauh > tbvis )
tbscy = (tbyo * tbsch) / ((tbauh+24)-tbvis) + ttop+21;
else
tbscy = ttop+21;
circle( tbscx, tbscy, 4, pal[0xb], lyr, sclk );
}
ch = sbhs-4;
if( ch < 1 ) return;
if( ch > 12 ) ch = 12;
md = rs-12;
omd = sw-12;
if( ( ( dragx >= tbx ) && ( dragx < (tbx+tbw) ) &&
( dragy >= tby ) && ( dragy < (tby+tbh) ) ) ||
( tbpressed == 1 ) )
{
ps = sboxclos;
if( tbpressed == 1 ) ps = sboxclosp;
d = &((PIXEL *)screen->pixels)[(ttop+4)*rs+tbx+4];
ld = &layers[(ttop+4)*sw+tbx+4];
cd = &click[(ttop+4)*sw+tbx+4];
for( y=0; y<ch; y++ )
{
for( x=0; x<12; x++ )
{
*(d++) = pal[*ps];
ps += 2;
*(ld++) = lyr;
*(cd++) = clk;
}
ps += 24;
d += md;
ld += omd;
cd += omd;
}
}
if( sbhs < 35 ) return;
switch( tbpressed )
{
case 2:
tbyo -= (fontheight/4);
if( tbyo < 0 ) tbyo = 0;
ps = sboxupp;
d = &((PIXEL *)screen->pixels)[(ttop+5)*rs+tbx+tbw-18];
break;
case 3:
tbyo += (fontheight/4);
if( tbyo > ((tbauh+24)-tbvis) ) tbyo = ((tbauh+24)-tbvis);
ps = sboxdownp;
d = &p3d[tbw-18];
break;
default:
return;
}
md = rs-14;
for( y=0; y<13; y++ )
{
for( x=0; x<14; x++ )
{
*(d++) = pal[*ps];
ps += 2;
}
ps += 28;
d += md;
}
return;
}
sbhs = (int)(192.0f*scale);
sbm = tby+96;
sbms = sbhs/2;
if( sbms == 0 ) return;
ttop = sbm-sbms;
md = rs-360;
omd = sw-360;
d = &((PIXEL *)screen->pixels)[ttop*rs+tbx];
ld = &layers[ttop*sw+tbx];
cd = &click[ttop*sw+tbx];
o=0;
for( y=0; y<35; y++ )
{
if( y >= sbms ) break;
for( x=0; x<360; x++ )
{
if( (c=sboxtop[o++]) != 0x14 )
{
*(d++) = pal[c];
*(ld++) = lyr;
*(cd++) = dclk;
} else {
d++;
ld++;
cd++;
}
}
d += md;
ld += omd;
cd += omd;
}
if( sbhs > 70 )
{
int h = sbhs-70;
PIXEL pl = pal[0x04];
for( y=0; y<h; y++ )
{
for( x=0; x<360; x++ )
{
*(d++) = pl;
*(ld++) = lyr;
*(cd++) = dclk;
}
d += md;
ld += omd;
cd += omd;
}
}
if( sbms > 35 )
{
y = 0;
o = 0;
d = &((PIXEL *)screen->pixels)[(sbm+sbms-35)*rs+tbx];
ld = &layers[(sbm+sbms-35)*sw+tbx];
cd = &click[(sbm+sbms-35)*sw+tbx];
} else {
y = 35-sbms;
o = y*360;
d = &((PIXEL *)screen->pixels)[sbm*rs+tbx];
ld = &layers[sbm*sw+tbx];
cd = &click[sbm*sw+tbx];
}
p3d = d;
for( ; y<35; y++ )
{
for( x=0; x<360; x++ )
{
if( (c=sboxbot[o++]) != 0x14 )
{
*(d++) = pal[c];
*(ld++) = lyr;
*(cd++) = dclk;
} else {
d++;
ld++;
cd++;
}
}
d += md;
ld += omd;
cd += omd;
}
tbvis = sbhs-16;
if( ( tbauh != 0 ) && ( tbvis > 0 ) && ( tbab != NULL ) )
{
int tbbot;
s = &tbab[tbyo*tbaw];
d = &((PIXEL *)screen->pixels)[(ttop+8)*rs+tbx+8];
tbbot = tbyo+tbvis;
for( y=tbyo; y<tbbot; y++ )
{
if( y >= tbauh ) break;
memcpy( d, s, tbaw * BYTESPERPIXEL );
d += rs;
s += tbaw;
}
}
tbsch = sbhs - 84;
tbstop = ttop+42;
if( tbsch > 0 )
{
tbscx = tbx+338;
// Render scroll bar
d = &((PIXEL *)screen->pixels)[(ttop+42)*rs+tbscx];
for( y=0; y<tbsch; y++ )
{
*d = pal[0xb];
d += rs;
}
if( tbauh > tbvis )
tbscy = (tbyo * tbsch) / ((tbauh+24)-tbvis) + ttop+42;
else
tbscy = ttop+42;
circle( tbscx, tbscy, 6, pal[0xb], lyr, sclk );
}
ch = sbhs-8;
if( ch < 1 ) return;
if( ch > 24 ) ch = 24;
md = rs-24;
omd = sw-24;
if( ( ( dragx >= tbx ) && ( dragx < (tbx+tbw) ) &&
( dragy >= tby ) && ( dragy < (tby+tbh) ) ) ||
( tbpressed == 1 ) )
{
ps = sboxclos;
if( tbpressed == 1 ) ps = sboxclosp;
d = &((PIXEL *)screen->pixels)[(ttop+8)*rs+tbx+8];
ld = &layers[(ttop+8)*sw+tbx+8];
cd = &click[(ttop+8)*sw+tbx+8];
for( y=0; y<ch; y++ )
{
for( x=0; x<24; x++ )
{
*(d++) = pal[*(ps++)];
*(ld++) = lyr;
*(cd++) = clk;
}
d += md;
ld += omd;
cd += omd;
}
}
if( sbhs < 70 ) return;
switch( tbpressed )
{
case 2:
tbyo -= (fontheight/4);
if( tbyo < 0 ) tbyo = 0;
ps = sboxupp;
d = &((PIXEL *)screen->pixels)[(ttop+10)*rs+tbx+325];
break;
case 3:
tbyo += (fontheight/4);
if( tbyo > ((tbauh+24)-tbvis) ) tbyo = ((tbauh+24)-tbvis);
ps = sboxdownp;
d = &p3d[325];
break;
default:
return;
}
md = rs-28;
for( y=0; y<26; y++ )
{
for( x=0; x<28; x++ )
*(d++) = pal[*(ps++)];
d += md;
}
}
void logoletter( int x, int y, int frame, float zoom, int l )
{
int off;