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85 lines
2.3 KiB
Plaintext
85 lines
2.3 KiB
Plaintext
--- xplot.c.orig Wed Jul 2 13:26:09 1997
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+++ xplot.c Sat Aug 1 00:12:42 1998
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@@ -46,7 +46,7 @@
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#include <X11/cursorfont.h>
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#include <math.h>
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#include <ctype.h>
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-#include <malloc.h>
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+#include <stdlib.h>
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#include "xplot.h"
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#include "coord.h"
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@@ -813,9 +813,7 @@
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static struct dpy_info {
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unsigned long line_plane_mask;
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Colormap clr_map;
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- XColor clr;
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- unsigned long pixel[NCOLORS];
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- int Colors[NCOLORS];
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+ unsigned long Colors[NCOLORS];
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int virgin;
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Atom xplot_nagle_atom;
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Display *saved_dpy;
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@@ -842,38 +840,37 @@
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/* Allocate some color cells */
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if (d_i[d].virgin ) {
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+ int usewhite;
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+
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d_i[d].virgin = 0;
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d_i[d].xplot_nagle_atom = XInternAtom(pl->dpy, "XPLOT_NAGLE", False);
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d_i[d].clr_map = DefaultColormap(pl->dpy, DefaultScreen(pl->dpy));
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- if ( option_mono ||
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-
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- ! XAllocColorCells(pl->dpy,
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- d_i[d].clr_map, 0,
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- &d_i[d].line_plane_mask, 1,
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- d_i[d].pixel, NColors) )
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- {
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- /* probably only one bit plane, or all the color cells are taken */
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-#if 1
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- if (! option_mono)
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- fputs("XAllocColorCells failed, will only have one plot color\n",
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- stderr);
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-#endif
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- for ( i = 0; i < NColors; i++) {
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- d_i[d].Colors[i] = WhitePixelOfScreen(pl->screen);
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- }
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- } else {
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- for (i = 0; i < NColors; i++) {
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- XParseColor(pl->dpy, d_i[d].clr_map, ColorNames[i], &d_i[d].clr);
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- d_i[d].clr.pixel = d_i[d].pixel[i];
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- XStoreColor (pl->dpy, d_i[d].clr_map, &d_i[d].clr);
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- d_i[d].clr.pixel |= d_i[d].line_plane_mask;
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- XStoreColor (pl->dpy, d_i[d].clr_map, &d_i[d].clr);
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- d_i[d].Colors[i] = d_i[d].clr.pixel;
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+ if ( option_mono ) {
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+ usewhite = 1;
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+ } else {
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+ usewhite = 0;
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+
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+ for (i = 0; i < NColors; i++) {
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+ XColor alloc, exact;
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+
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+ if (XAllocNamedColor(pl->dpy, d_i[d].clr_map, ColorNames[i],
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+ &alloc, &exact) == 0) {
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+ XFreeColors(pl->dpy, d_i[d].clr_map, d_i[d].Colors, i, NULL);
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+ usewhite = 1;
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+ fprintf(stderr, "unable to allocate color \"%s\", falling back to only one plot color\n", ColorNames[i]);
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+ break;
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}
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+ d_i[d].Colors[i] = alloc.pixel;
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+ }
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+ }
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+ if ( usewhite ) {
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+ for ( i = 0; i < NColors; i++) {
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+ d_i[d].Colors[i] = WhitePixelOfScreen(pl->screen);
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}
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+ }
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}
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for (i = 0; i < NColors; i++) {
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