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- /*
- * $Id: x11.trm,v 3.26 92/03/24 22:35:49 woo Exp Locker: woo $
- */
-
- /*
- * x11.trm --- inboard terminal driver for X11
- */
-
- #define X11_XMAX 4096
- #define X11_YMAX 4096
-
- /* approximations for typical font/screen sizes */
- #define X11_VCHAR (X11_YMAX/25)
- #define X11_HCHAR (X11_XMAX/100)
- #define X11_VTIC (X11_YMAX/100)
- #define X11_HTIC (X11_XMAX/150)
-
- #define X11_nopts 25
- char X11_opts[X11_nopts][20] = {
- "-mono", "-gray", "-clear",
- "-iconic", "-rv", "-reverse", "+rv", "-synchronous",
- "-display", "-geometry", "-bg", "-background", "-bd", "-bordercolor", "-bw",
- "-borderwidth", "-fg", "-foreground", "-fn", "-font", "-name",
- "-selectionTimeout", "-title", "-xnllanguage", "-xrm"
- };
- int X11_optarg[X11_nopts] = {
- 0, 0, 0,
- 0, 0, 0, 0, 0,
- 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1
- };
-
- FILE *X11_ipc;
- char X11_command[1024]= "gnuplot_x11";
-
- /* X11_args - scan gnuplot command line for standard X Toolkit options */
-
- X11_args(argc, argv) int argc; char *argv[]; {
- int nx11 = 0, n;
-
- while(++argv, --argc > 0) {
- for (n=0; n<X11_nopts; n++) {
- if (!strcmp(*argv, X11_opts[n])) {
- strcat(X11_command, " ");
- strcat(X11_command, *argv);
- if (X11_optarg[n]) {
- if (--argc <= 0) return(nx11);
- strcat(X11_command, " \"");
- strcat(X11_command, *++argv);
- strcat(X11_command, "\"");
- nx11++;
- }
- nx11++; break;
- }
- }
- if (n == X11_nopts) break;
- }
- return(nx11);
- }
-
- #ifndef CRIPPLED_SELECT
- /*-----------------------------------------------------------------------------
- * use pipe IPC on most platforms
- *---------------------------------------------------------------------------*/
- FILE *popen();
-
- X11_init() { X11_ipc = popen(X11_command, "w"); }
-
- X11_graphics() { fprintf(X11_ipc, "G\n"); }
-
- X11_text() {
- fprintf(X11_ipc, "E\n"); fflush(X11_ipc);
- #ifdef ULTRIX_KLUDGE
- fprintf(X11_ipc, "E\n"); fflush(X11_ipc);
- #endif
- }
-
- X11_reset() { fprintf(X11_ipc, "R\n"); fflush(X11_ipc); pclose(X11_ipc); }
-
- #else /* CRIPPLED_SELECT */
- /*-----------------------------------------------------------------------------
- * use file IPC on the others
- *---------------------------------------------------------------------------*/
-
- char X11_tmp[32], X11_tmp0[32], X11_shutdown[32];
- int X11_pid;
-
- X11_init() {
- if (!(X11_pid = fork())) {
- execl("/bin/sh", "sh", "-c", X11_command, NULL);
- _exit(1);
- }
- sprintf(X11_tmp, "/tmp/Gnuplot_%d", X11_pid);
- sprintf(X11_tmp0, "%s-", X11_tmp);
- sprintf(X11_shutdown, "echo R >%s",X11_tmp);
- }
-
- X11_graphics() {
- X11_ipc = fopen(X11_tmp0, "w");
- if (!X11_ipc) { perror(X11_tmp0); system(X11_shutdown); exit(1); }
- fprintf(X11_ipc, "G\n");
- }
-
- X11_text() {
- fprintf(X11_ipc, "E\n");
- #ifdef ULTRIX_KLUDGE
- fprintf(X11_ipc, "E\n");
- #endif
- fclose(X11_ipc);
- rename(X11_tmp0, X11_tmp);
- }
-
- X11_reset() { system(X11_shutdown); }
-
- #endif /* CRIPPLED_SELECT */ /*---------------------------------------------*/
-
- X11_move(x,y) unsigned int x,y; { fprintf(X11_ipc, "M%04d%04d\n", x, y); }
-
- X11_vector(x,y) unsigned int x,y; { fprintf(X11_ipc, "V%04d%04d\n", x, y); }
-
- X11_linetype(lt) int lt; { fprintf(X11_ipc, "L%04d\n", lt); }
-
- X11_put_text(x,y,str) unsigned int x,y; char str[]; {
- fprintf(X11_ipc, "T%04d%04d%s\n", x, y, str);
- }
- X11_justify_text(mode) enum JUSTIFY mode; {
- fprintf(X11_ipc, "J%04d\n", mode);
- return(TRUE);
- }
-