| 30 |
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#include "pic.h" |
| 31 |
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#include "x11raster.h" |
| 32 |
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#include "random.h" |
| 33 |
– |
#include "x11icon.h" |
| 33 |
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|
| 34 |
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#define FONTNAME "8x13" /* text font we'll use */ |
| 35 |
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|
| 37 |
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|
| 38 |
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#define BORWIDTH 5 /* border width */ |
| 39 |
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|
| 40 |
+ |
#define ICONSIZ (8*10) /* maximum icon dimension (even 8) */ |
| 41 |
+ |
|
| 42 |
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#define ourscreen DefaultScreen(thedisplay) |
| 43 |
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#define ourblack BlackPixel(thedisplay,ourscreen) |
| 44 |
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#define ourwhite WhitePixel(thedisplay,ourscreen) |
| 81 |
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|
| 82 |
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int wrongformat = 0; /* input in another format? */ |
| 83 |
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|
| 84 |
+ |
int imready = 0; /* is image up? */ |
| 85 |
+ |
|
| 86 |
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GC revgc; /* graphics context with GXinvert */ |
| 87 |
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|
| 88 |
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XRASTER *ourras; /* our stored image */ |
| 94 |
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|
| 95 |
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char *geometry = NULL; /* geometry specification */ |
| 96 |
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|
| 97 |
+ |
char icondata[ICONSIZ*ICONSIZ/8]; /* icon bitmap data */ |
| 98 |
+ |
int iconwidth = 0, iconheight = 0; |
| 99 |
+ |
|
| 100 |
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char *progname; |
| 101 |
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|
| 102 |
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char errmsg[128]; |
| 248 |
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XSetFont(thedisplay, ourgc, fontid); |
| 249 |
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revgc = XCreateGC(thedisplay, wind, 0, 0); |
| 250 |
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XSetFunction(thedisplay, revgc, GXinvert); |
| 245 |
– |
XStoreName(thedisplay, wind, fname == NULL ? progname : fname); |
| 251 |
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XDefineCursor(thedisplay, wind, XCreateFontCursor(thedisplay, |
| 252 |
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XC_diamond_cross)); |
| 253 |
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if (geometry != NULL) { |
| 276 |
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ourxwmhints.flags = InputHint|IconPixmapHint; |
| 277 |
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ourxwmhints.input = True; |
| 278 |
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ourxwmhints.icon_pixmap = XCreateBitmapFromData(thedisplay, |
| 279 |
< |
wind, x11icon_bits, x11icon_width, x11icon_height); |
| 279 |
> |
wind, icondata, iconwidth, iconheight); |
| 280 |
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XSetWMHints(thedisplay, wind, &ourxwmhints); |
| 281 |
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XSelectInput(thedisplay, wind, ButtonPressMask|ButtonReleaseMask |
| 282 |
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|ButtonMotionMask|StructureNotifyMask |
| 283 |
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|KeyPressMask|ExposureMask); |
| 284 |
|
XMapWindow(thedisplay, wind); |
| 285 |
+ |
/* make sure the image is up */ |
| 286 |
+ |
do |
| 287 |
+ |
getevent(); |
| 288 |
+ |
while (!imready); |
| 289 |
+ |
/* store name as ready signal */ |
| 290 |
+ |
XStoreName(thedisplay, wind, fname == NULL ? progname : fname); |
| 291 |
|
return; |
| 292 |
|
memerr: |
| 293 |
|
quiterr("out of memory"); |
| 394 |
|
break; |
| 395 |
|
case Expose: |
| 396 |
|
redraw(e.e.x, e.e.y, e.e.width, e.e.height); |
| 397 |
+ |
imready++; |
| 398 |
|
break; |
| 399 |
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case ButtonPress: |
| 400 |
|
if (e.b.state & (ShiftMask|ControlMask)) |
| 639 |
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if (getscan(y) < 0) |
| 640 |
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quiterr("seek error in getmono"); |
| 641 |
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normcolrs(scanline, xmax, scale); |
| 642 |
+ |
add2icon(y, scanline); |
| 643 |
|
err = 0; |
| 644 |
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for (x = 0; x < xmax; x++) { |
| 645 |
|
if (!(x&7)) |
| 656 |
|
} |
| 657 |
|
|
| 658 |
|
|
| 659 |
+ |
add2icon(y, scan) /* add a scanline to our icon data */ |
| 660 |
+ |
int y; |
| 661 |
+ |
COLR *scan; |
| 662 |
+ |
{ |
| 663 |
+ |
static short cerr[ICONSIZ]; |
| 664 |
+ |
static int ynext; |
| 665 |
+ |
static char *dp; |
| 666 |
+ |
register int err; |
| 667 |
+ |
register int x, ti; |
| 668 |
+ |
|
| 669 |
+ |
if (iconheight == 0) { /* initialize */ |
| 670 |
+ |
if (xmax <= ICONSIZ && ymax <= ICONSIZ) { |
| 671 |
+ |
iconwidth = xmax; |
| 672 |
+ |
iconheight = ymax; |
| 673 |
+ |
} else if (xmax > ymax) { |
| 674 |
+ |
iconwidth = ICONSIZ; |
| 675 |
+ |
iconheight = ICONSIZ*ymax/xmax; |
| 676 |
+ |
} else { |
| 677 |
+ |
iconwidth = ICONSIZ*xmax/ymax; |
| 678 |
+ |
iconheight = ICONSIZ; |
| 679 |
+ |
} |
| 680 |
+ |
ynext = 0; |
| 681 |
+ |
dp = icondata - 1; |
| 682 |
+ |
} |
| 683 |
+ |
if (y < ynext*ymax/iconheight) /* skip this one */ |
| 684 |
+ |
return; |
| 685 |
+ |
err = 0; |
| 686 |
+ |
for (x = 0; x < iconwidth; x++) { |
| 687 |
+ |
if (!(x&7)) |
| 688 |
+ |
*++dp = 0; |
| 689 |
+ |
ti = x*xmax/iconwidth; |
| 690 |
+ |
err += normbright(scan[ti]) + cerr[x]; |
| 691 |
+ |
if (err > 127) |
| 692 |
+ |
err -= 255; |
| 693 |
+ |
else |
| 694 |
+ |
*dp |= 1<<(x&07); |
| 695 |
+ |
cerr[x] = err >>= 1; |
| 696 |
+ |
} |
| 697 |
+ |
ynext++; |
| 698 |
+ |
} |
| 699 |
+ |
|
| 700 |
+ |
|
| 701 |
|
getfull() /* get full (24-bit) data */ |
| 702 |
|
{ |
| 703 |
|
int y; |
| 713 |
|
if (scale) |
| 714 |
|
shiftcolrs(scanline, xmax, scale); |
| 715 |
|
colrs_gambs(scanline, xmax); |
| 716 |
+ |
add2icon(y, scanline); |
| 717 |
|
for (x = 0; x < xmax; x++) { |
| 718 |
|
*dp++ = scanline[x][RED]; |
| 719 |
|
*dp++ = scanline[x][GRN]; |
| 781 |
|
quiterr("cannot seek for picreadline"); |
| 782 |
|
/* convert scanline */ |
| 783 |
|
normcolrs(scanline, xmax, scale); |
| 784 |
+ |
add2icon(y, scanline); |
| 785 |
|
for (i = 0; i < xmax; i++) { |
| 786 |
|
l3[i].r = scanline[i][RED]; |
| 787 |
|
l3[i].g = scanline[i][GRN]; |