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/* Copyright (c) 1991 Regents of the University of California */ |
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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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#define ICONSIZ (8*10) /* maximum icon dimension (even 8) */ |
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#define ourscreen DefaultScreen(thedisplay) |
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#define ourblack BlackPixel(thedisplay,ourscreen) |
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#define ourwhite WhitePixel(thedisplay,ourscreen) |
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#define ourroot RootWindow(thedisplay,ourscreen) |
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#define revline(x0,y0,x1,y1) XDrawLine(thedisplay,wind,revgc,x0,y0,x1,y1) |
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char *dispname = NULL; /* our display name */ |
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Window wind = 0; /* our output window */ |
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unsigned long ourblack=0, ourwhite=1; /* black and white for this visual */ |
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Font fontid; /* our font */ |
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int maxcolors = 0; /* maximum colors */ |
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int argc; |
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char *argv[]; |
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{ |
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extern char *getenv(); |
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char *gv; |
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int headline(); |
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int i; |
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progname = argv[0]; |
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if ((gv = getenv("GAMMA")) != NULL) |
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gamcor = atof(gv); |
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for (i = 1; i < argc; i++) |
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if (argv[i][0] == '-') |
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CWBackPixel|CWBorderPixel|CWColormap, &ourwinattr); |
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if (wind == 0) |
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quiterr("cannot create window"); |
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XFreeColormap(thedisplay, ourwinattr.colormap); |
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width = xmax; |
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height = ymax; |
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ourgc = XCreateGC(thedisplay, wind, 0, 0); |
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XSetState(thedisplay, ourgc, BlackPixel(thedisplay,ourscreen), |
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WhitePixel(thedisplay,ourscreen), GXcopy, AllPlanes); |
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XSetState(thedisplay, ourgc, ourblack, ourwhite, GXcopy, AllPlanes); |
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revgc = XCreateGC(thedisplay, wind, 0, 0); |
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XSetFunction(thedisplay, revgc, GXinvert); |
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fontid = XLoadFont(thedisplay, FONTNAME); |
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fprintf(stderr, "Selected visual type %s, depth %d\n", |
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vistype[ourvis.class], ourvis.depth); |
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#endif |
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/* make appropriate adjustments */ |
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if (ourvis.class == GrayScale || ourvis.class == StaticGray) |
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greyscale = 1; |
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if (ourvis.depth <= 8 && ourvis.colormap_size < maxcolors) |
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maxcolors = ourvis.colormap_size; |
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if (maxcolors > 4) |
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maxcolors -= 2; |
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if (ourvis.class == StaticGray) { |
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ourblack = 0; |
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ourwhite = 255; |
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} else if (ourvis.class == PseudoColor) { |
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ourblack = BlackPixel(thedisplay,ourscreen); |
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ourwhite = WhitePixel(thedisplay,ourscreen); |
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if ((ourblack|ourwhite) & ~255L) { |
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ourblack = 0; |
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ourwhite = 1; |
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} |
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} else { |
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ourblack = 0; |
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ourwhite = ourvis.red_mask|ourvis.green_mask|ourvis.blue_mask; |
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} |
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XFree((char *)xvi); |
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} |
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XClearWindow(thedisplay, wind); |
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map_rcolors(ourras, wind); |
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if (fast) |
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make_rpixmap(ourras); |
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make_rpixmap(ourras, wind); |
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redraw(0, 0, width, height); |
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return(0); |
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case ' ': /* clear */ |
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if (fseek(fin, scanpos[y], 0) == -1) |
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quiterr("fseek error"); |
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cury = y; |
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} else if (scanpos != NULL) |
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} else if (scanpos != NULL && scanpos[y] == -1) |
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scanpos[y] = ftell(fin); |
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if (freadcolrs(scanline, xmax, fin) < 0) |
