37 |
|
|
38 |
|
#define BORWIDTH 5 /* border width */ |
39 |
|
|
40 |
+ |
#define ICONSIZ (8*10) /* maximum icon dimension (even 8) */ |
41 |
+ |
|
42 |
|
#define ourscreen DefaultScreen(thedisplay) |
43 |
|
#define ourblack BlackPixel(thedisplay,ourscreen) |
44 |
|
#define ourwhite WhitePixel(thedisplay,ourscreen) |
92 |
|
|
93 |
|
char *geometry = NULL; /* geometry specification */ |
94 |
|
|
95 |
+ |
char icondata[ICONSIZ*ICONSIZ/8]; /* icon bitmap data */ |
96 |
+ |
int iconwidth = 0, iconheight = 0; |
97 |
+ |
|
98 |
|
char *progname; |
99 |
|
|
100 |
|
char errmsg[128]; |
209 |
|
|
210 |
|
init() /* get data and open window */ |
211 |
|
{ |
212 |
+ |
XWMHints ourxwmhints; |
213 |
|
XSetWindowAttributes ourwinattr; |
214 |
|
XSizeHints oursizhints; |
215 |
|
register int i; |
246 |
|
XSetFont(thedisplay, ourgc, fontid); |
247 |
|
revgc = XCreateGC(thedisplay, wind, 0, 0); |
248 |
|
XSetFunction(thedisplay, revgc, GXinvert); |
243 |
– |
XStoreName(thedisplay, wind, fname == NULL ? progname : fname); |
249 |
|
XDefineCursor(thedisplay, wind, XCreateFontCursor(thedisplay, |
250 |
|
XC_diamond_cross)); |
251 |
|
if (geometry != NULL) { |
271 |
|
} |
272 |
|
XSetNormalHints(thedisplay, wind, &oursizhints); |
273 |
|
} |
274 |
+ |
ourxwmhints.flags = InputHint|IconPixmapHint; |
275 |
+ |
ourxwmhints.input = True; |
276 |
+ |
ourxwmhints.icon_pixmap = XCreateBitmapFromData(thedisplay, |
277 |
+ |
wind, icondata, iconwidth, iconheight); |
278 |
+ |
XSetWMHints(thedisplay, wind, &ourxwmhints); |
279 |
|
XSelectInput(thedisplay, wind, ButtonPressMask|ButtonReleaseMask |
280 |
|
|ButtonMotionMask|StructureNotifyMask |
281 |
|
|KeyPressMask|ExposureMask); |
282 |
|
XMapWindow(thedisplay, wind); |
283 |
+ |
/* store name last as ready signal */ |
284 |
+ |
XStoreName(thedisplay, wind, fname == NULL ? progname : fname); |
285 |
|
return; |
286 |
|
memerr: |
287 |
|
quiterr("out of memory"); |
429 |
|
sprintf(buf, "%.3f", intens(cval)/exposure); |
430 |
|
break; |
431 |
|
case 'l': /* luminance */ |
432 |
< |
sprintf(buf, "%.0fn", luminance(cval)/exposure); |
432 |
> |
sprintf(buf, "%.0fL", luminance(cval)/exposure); |
433 |
|
break; |
434 |
|
case 'c': /* color */ |
435 |
|
comp = pow(2.0, (double)scale); |
632 |
|
if (getscan(y) < 0) |
633 |
|
quiterr("seek error in getmono"); |
634 |
|
normcolrs(scanline, xmax, scale); |
635 |
+ |
add2icon(y, scanline); |
636 |
|
err = 0; |
637 |
|
for (x = 0; x < xmax; x++) { |
638 |
|
if (!(x&7)) |
649 |
|
} |
650 |
|
|
651 |
|
|
652 |
+ |
add2icon(y, scan) /* add a scanline to our icon data */ |
653 |
+ |
int y; |
654 |
+ |
COLR *scan; |
655 |
+ |
{ |
656 |
+ |
static short cerr[ICONSIZ]; |
657 |
+ |
static int ynext; |
658 |
+ |
static char *dp; |
659 |
+ |
register int err; |
660 |
+ |
register int x, ti; |
661 |
+ |
|
662 |
+ |
if (iconheight == 0) { /* initialize */ |
663 |
+ |
if (xmax <= ICONSIZ && ymax <= ICONSIZ) { |
664 |
+ |
iconwidth = xmax; |
665 |
+ |
iconheight = ymax; |
666 |
+ |
} else if (xmax > ymax) { |
667 |
+ |
iconwidth = ICONSIZ; |
668 |
+ |
iconheight = ICONSIZ*ymax/xmax; |
669 |
+ |
} else { |
670 |
+ |
iconwidth = ICONSIZ*xmax/ymax; |
671 |
+ |
iconheight = ICONSIZ; |
672 |
+ |
} |
673 |
+ |
ynext = 0; |
674 |
+ |
dp = icondata - 1; |
675 |
+ |
} |
676 |
+ |
if (y < ynext*ymax/iconheight) /* skip this one */ |
677 |
+ |
return; |
678 |
+ |
err = 0; |
679 |
+ |
for (x = 0; x < iconwidth; x++) { |
680 |
+ |
if (!(x&7)) |
681 |
+ |
*++dp = 0; |
682 |
+ |
ti = x*xmax/iconwidth; |
683 |
+ |
err += normbright(scan[ti]) + cerr[x]; |
684 |
+ |
if (err > 127) |
685 |
+ |
err -= 255; |
686 |
+ |
else |
687 |
+ |
*dp |= 1<<(x&07); |
688 |
+ |
cerr[x] = err >>= 1; |
689 |
+ |
} |
690 |
+ |
ynext++; |
691 |
+ |
} |
692 |
+ |
|
693 |
+ |
|
694 |
|
getfull() /* get full (24-bit) data */ |
695 |
|
{ |
696 |
|
int y; |
706 |
|
if (scale) |
707 |
|
shiftcolrs(scanline, xmax, scale); |
708 |
|
colrs_gambs(scanline, xmax); |
709 |
+ |
add2icon(y, scanline); |
710 |
|
for (x = 0; x < xmax; x++) { |
711 |
|
*dp++ = scanline[x][RED]; |
712 |
|
*dp++ = scanline[x][GRN]; |
774 |
|
quiterr("cannot seek for picreadline"); |
775 |
|
/* convert scanline */ |
776 |
|
normcolrs(scanline, xmax, scale); |
777 |
+ |
add2icon(y, scanline); |
778 |
|
for (i = 0; i < xmax; i++) { |
779 |
|
l3[i].r = scanline[i][RED]; |
780 |
|
l3[i].g = scanline[i][GRN]; |