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IABSD.fr/xenocara/app/xgc/record.c
matthieu
- app/xgc/record.c
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/* ** xgc ** ** record.c */ #include <X11/Intrinsic.h> #include <X11/StringDefs.h> #include <X11/Xaw/Label.h> #include <X11/Xaw/Command.h> #include <X11/Xaw/Form.h> #include <X11/Shell.h> #include <X11/Xaw/AsciiText.h> #include <stdio.h> #include "xgc.h" static void start_recording(void); static void stop_recording(void); static void print_out_gc_values(void); static void chose_playback_filename(void); static void cancel_playback(void); static void done_choosing_filename(void) ; static void cancel_record(void); FILE *recordfile; /* the file we're recording to */ FILE *playbackfile; /* the file we're playing back from */ /* toggle_recordbutton(w,closure,call_data) ** ---------------------------------------- ** This function is called when the user presses the "Record" ** command button. If we're not recording, we start; if we are, ** we stop. Also change the label to reflect the change in the ** function of the button. */ /*ARGSUSED*/ void toggle_recordbutton(Widget w, caddr_t closure, caddr_t call_data) { /* ArgList for changing the label */ static Arg recordargs[] = { {XtNlabel, (XtArgVal) NULL} }; char tmp[20]; /* new label */ if (!recording) { start_recording(); } else { recording = FALSE; stop_recording(); snprintf(tmp, sizeof tmp, "Record"); recordargs[0].value = (XtArgVal) tmp; } XtSetValues(recordbutton,recordargs,XtNumber(recordargs)); } /* start_recording() ** ----------------- ** Get the name of the file the user wants to record into, and ** start recording into it if he doesn't cancel. */ static void start_recording(void) { get_filename(done_choosing_filename,cancel_record); } /* stop_recording() ** ---------------- ** Close the output file. */ static void stop_recording(void) { fclose(recordfile); } /* cancel_record() ** --------------- ** What to do if the if the user canceled recording, i.e. nothing. */ static void cancel_record(void) { } /* done_choosing_filename() ** ------------------------ ** What to do after the user's chosen a file. Change the label on the ** command button, open the file, and dump the current contents of the ** GC into it. */ static void done_choosing_filename(void) { static Arg recordargs[] = { {XtNlabel, (XtArgVal) NULL}, {XtNresize, (XtArgVal) True} }; Arg args[1]; char tmp[20], *filename; XtSetArg(args[0], XtNstring, &filename); XtGetValues(filename_text_widget, args, (Cardinal) 1); if ((recordfile = fopen(filename,"w")) != NULL) { recording = TRUE; snprintf(tmp, sizeof tmp, "End Record"); recordargs[0].value = (XtArgVal) tmp; XtSetValues(recordbutton,recordargs,XtNumber(recordargs)); print_out_gc_values(); } } /* print_if_recording(str) ** ----------------------- ** If we're recording to a file, put str in it. */ void print_if_recording(const char *str) { if (recording) fprintf(recordfile,"%s",str); } /* close_file_if_recording() ** ------------------------- ** If we're recording, stop. */ void close_file_if_recording(void) { if (recording) fclose(recordfile); } /* print_out_gc_values() ** --------------------- ** Dump the contents of the GC to the file, so that when the file gets ** played back, it will be correctly initialized. */ static void print_out_gc_values(void) { int i; for (i=0;i<NUM_TESTS;++i) { if ((TestStuff.data)[i].code == X.test) { fprintf(recordfile,"%s %s\n", TestStuff.choice.text,(TestStuff.data)[i].text); break; } } for (i=0;i<NUM_FUNCTIONS;++i) { if ((FunctionStuff.data)[i].code == X.gcv.function) { fprintf(recordfile,"%s %s\n", FunctionStuff.choice.text,(FunctionStuff.data)[i].text); break; } } for (i=0;i<NUM_LINESTYLES;++i) { if ((LinestyleStuff.data)[i].code == X.gcv.line_style) { fprintf(recordfile,"%s %s\n", LinestyleStuff.choice.text,(LinestyleStuff.data)[i].text); break; } } for (i=0;i<NUM_CAPSTYLES;++i) { if ((CapstyleStuff.data)[i].code == X.gcv.cap_style) { fprintf(recordfile,"%s %s\n", CapstyleStuff.choice.text,(CapstyleStuff.data)[i].text); break; } } for (i=0;i<NUM_JOINSTYLES;++i) { if ((JoinstyleStuff.data)[i].code == X.gcv.join_style) { fprintf(recordfile,"%s %s\n", JoinstyleStuff.choice.text,(JoinstyleStuff.data)[i].text); break; } } for (i=0;i<NUM_FILLSTYLES;++i) { if ((FillstyleStuff.data)[i].code == X.gcv.fill_style) { fprintf(recordfile,"%s %s\n", FillstyleStuff.choice.text,(FillstyleStuff.data)[i].text); break; } } for (i=0;i<NUM_FILLRULES;++i) { if ((FillruleStuff.data)[i].code == X.gcv.fill_rule) { fprintf(recordfile,"%s %s\n", FillruleStuff.choice.text,(FillruleStuff.data)[i].text); break; } } for (i=0;i<NUM_ARCMODES;++i) { if ((ArcmodeStuff.data)[i].code == X.gcv.arc_mode) { fprintf(recordfile,"%s %s\n", ArcmodeStuff.choice.text,(ArcmodeStuff.data)[i].text); break; } } fprintf(recordfile,"linewidth %d\n",X.gcv.line_width); fprintf(recordfile,"foreground %ld\n",X.gcv.foreground); fprintf(recordfile,"background %ld\n",X.gcv.background); fprintf(recordfile,"planemask %ld\n",X.gcv.plane_mask); fprintf(recordfile,"dashlist %d\n",X.gcv.dashes); fprintf(recordfile,"font %s\n",X.fontname); } /********************************************/ /* start_playback() ** ---------------- ** This gets called if the user wants to playback from a file. ** Get the file name and do the appropriate thing. */ void start_playback(void) { get_filename(chose_playback_filename,cancel_playback); } /* cancel_playback() ** ----------------- ** What to do if the user canceled the playback request. */ static void cancel_playback(void) { } /* chose_playback_filename() ** ------------------------- ** What to do once the user's selected a filename to playback. ** Play it back. */ static void chose_playback_filename(void) { Arg args[1]; char *filename; XtSetArg(args[0], XtNstring, &filename); XtGetValues(filename_text_widget, args, (Cardinal) 1); if ((playbackfile = fopen(filename,"r")) != NULL) { yyin = playbackfile; yyparse(); } } /* read_from_keyboard() ** -------------------- ** Do a playback from the keyboard. */ void read_from_keyboard(void) { yyin = stdin; yyparse(); }