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Diff for /OpenXM_contrib2/asir2000/plot/ox_plot_xevent.c between version 1.11 and 1.29

version 1.11, 2000/11/09 02:30:44 version 1.29, 2007/01/30 03:25:52
Line 45 
Line 45 
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,   * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.   * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *   *
  * $OpenXM: OpenXM_contrib2/asir2000/plot/ox_plot_xevent.c,v 1.10 2000/11/09 01:51:12 noro Exp $   * $OpenXM: OpenXM_contrib2/asir2000/plot/ox_plot_xevent.c,v 1.28 2007/01/30 00:28:26 noro Exp $
 */  */
 #include "ca.h"  #include "ca.h"
 #include "parse.h"  #include "parse.h"
Line 55 
Line 55 
 #include <X11/Xaw/MenuButton.h>  #include <X11/Xaw/MenuButton.h>
 #include <X11/Xaw/Paned.h>  #include <X11/Xaw/Paned.h>
   
   static void Quit();
   static void print_canvas(Widget w, struct canvas *can, XtPointer calldata);
   static void output_to_printer(Widget w, struct canvas *can, XtPointer calldata);
   static void print_canvas_to_file(Widget w, struct canvas *can, XtPointer calldata);
   static void printing_method(Widget w, struct canvas *can, XtPointer calldata);
   
   static Atom wm_delete_window;
   
   void SetWM_Proto(Widget w)
   {
           XtOverrideTranslations(w,
                   XtParseTranslationTable("<Message>WM_PROTOCOLS: quit()"));
           XSetWMProtocols(display,XtWindow(w),&wm_delete_window,1);
   }
   
   static void quit(Widget w, XEvent *ev, String *params,Cardinal *nparams)
   {
       XBell(display,0);
   }
   
   /* XXX : these lines are in plotg.c, but ld says they are not defined */
   #if __DARWIN__
   int stream;
   
   DISPLAY *display;
   CURSOR normalcur,runningcur,errorcur;
   
   #if defined(VISUAL)
   POINT start_point, end_point;
   SIZE cansize;
   #else
   Window rootwin;
   GC drawGC,dashGC,hlGC,scaleGC,clearGC,xorGC,colorGC,cdrawGC;
   XFontStruct *sffs;
   #endif
   
   struct canvas *canvas[MAXCANVAS];
   struct canvas *closed_canvas[MAXCANVAS];
   struct canvas *current_can;
   #endif /* __DARWIN__ */
   
 #ifdef ABS  #ifdef ABS
 #undef ABS  #undef ABS
 #define ABS(a) ((a)>0?(a):-(a))  #define ABS(a) ((a)>0?(a):-(a))
 #endif  #endif
   
 static char *dname;  static char *dname;
 static int remotes;  
 static int depth,scrn;  static int depth,scrn;
   
 extern jmp_buf ox_env;  extern JMP_BUF ox_env;
 static Widget toplevel;  static Widget toplevel;
 static XtAppContext app_con;  static XtAppContext app_con;
   
Line 74  static struct PlotResources {
Line 114  static struct PlotResources {
         Pixel ForePixel,BackPixel,DashPixel;          Pixel ForePixel,BackPixel,DashPixel;
         char *ForeName,*BackName,*DashName;          char *ForeName,*BackName,*DashName;
         Boolean Reverse;          Boolean Reverse;
           Boolean UpsideDown;
 } PlotResources;  } PlotResources;
   
 #define forePixel PlotResources.ForePixel  #define forePixel PlotResources.ForePixel
Line 83  static struct PlotResources {
Line 124  static struct PlotResources {
 #define backName PlotResources.BackName  #define backName PlotResources.BackName
 #define dashName PlotResources.DashName  #define dashName PlotResources.DashName
 #define reverse PlotResources.Reverse  #define reverse PlotResources.Reverse
   #define upsidedown PlotResources.UpsideDown
   
   Pixel BackPixel;
   
 Cursor create_cursor();  Cursor create_cursor();
   
 #define blackPixel      BlackPixel(display,scrn)  #define blackPixel      BlackPixel(display,scrn)
Line 149  XButtonEvent *ev;
Line 193  XButtonEvent *ev;
                 case Button1:                  case Button1:
                         e.x = ev->x; e.y = ev->y;                          e.x = ev->x; e.y = ev->y;
                         draw_frame0(can->window,spos,e);                          draw_frame0(can->window,spos,e);
                         if ( !busy && can->mode != MODE_INTERACTIVE ) {                          if ( !busy
                           && can->mode != MODE_INTERACTIVE
                           && can->mode != MODE_POLARPLOT) {
                                 if ( can->mode == MODE_PLOT )                                  if ( can->mode == MODE_PLOT )
                                         plot_resize(can,spos,e);                                          plot_resize(can,spos,e);
                                 else                                  else
Line 337  search_active_canvas()
Line 383  search_active_canvas()
         return -1;          return -1;
 }  }
   
   void popup_canvas(index)
   {
           clear_pixmap(canvas[index]);
           XtPopup(canvas[index]->shell,XtGrabNone);
           copy_to_canvas(canvas[index]);
   }
   
 void destroy_canvas(w,can,calldata)  void destroy_canvas(w,can,calldata)
 Widget w;  Widget w;
Line 345  struct canvas *can;
Line 396  struct canvas *can;
 XtPointer calldata;  XtPointer calldata;
 {  {
         XtPopdown(can->shell);          XtPopdown(can->shell);
         XtDestroyWidget(can->shell);  /*      XtDestroyWidget(can->shell); */
         XFlush(display);          XFlush(display);
         if ( can == current_can ) {          if ( can == current_can ) {
                 reset_busy(can); current_can = 0;                  reset_busy(can); current_can = 0;
         }          }
           if ( closed_canvas[can->index] )
                   XtDestroyWidget(closed_canvas[can->index]->shell);
           closed_canvas[can->index] = can;
         canvas[can->index] = 0;          canvas[can->index] = 0;
 }  }
   
Line 458  char *s;
Line 512  char *s;
         create_popup(can->shell,"warning",s,&warnshell,&warndialog);          create_popup(can->shell,"warning",s,&warnshell,&warndialog);
         XawDialogAddButton(warndialog,"dismiss",popdown_warning,warnshell);          XawDialogAddButton(warndialog,"dismiss",popdown_warning,warnshell);
         XtPopup(warnshell,XtGrabNone);          XtPopup(warnshell,XtGrabNone);
           SetWM_Proto(warnshell);
 }  }
   
 void popdown_warning(w,client,call)  void popdown_warning(w,client,call)
Line 480  XtPointer calldata;
Line 535  XtPointer calldata;
         create_popup(can->shell,"formula",buf,&fshell,&fdialog);          create_popup(can->shell,"formula",buf,&fshell,&fdialog);
         XawDialogAddButton(fdialog,"dismiss",popdown_formula,w);          XawDialogAddButton(fdialog,"dismiss",popdown_formula,w);
         XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);          XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
           SetWM_Proto(fshell);
 }  }
   
 void popdown_formula(w,fbutton,call)  void popdown_formula(w,fbutton,call)
Line 504  struct canvas *can;
Line 560  struct canvas *can;
         int i,width,height;          int i,width,height;
         Arg arg[6];          Arg arg[6];
         char buf[BUFSIZ];          char buf[BUFSIZ];
         static void print_canvas();  
   
           XImage *image;
   
         width = can->width; height = can->height;          width = can->width; height = can->height;
   
         sprintf(buf,"%s : %d/%d", can->wname?can->wname:"Plot",          sprintf(buf,"%s : %d", can->wname?can->wname:"Plot",can->index);
                 remotes,can->index);  
         XtSetArg(arg[0],XtNiconName,buf);          XtSetArg(arg[0],XtNiconName,buf);
         can->shell =          can->shell =
                 XtCreatePopupShell("shell",topLevelShellWidgetClass,toplevel,arg,1);                  XtCreatePopupShell("shell",topLevelShellWidgetClass,toplevel,arg,1);
Line 601  struct canvas *can;
Line 657  struct canvas *can;
         if ( can->mode != MODE_IFPLOT || !qpcheck((Obj)can->formula) )          if ( can->mode != MODE_IFPLOT || !qpcheck((Obj)can->formula) )
                 XtSetSensitive(precise,False);                  XtSetSensitive(precise,False);
         XtPopup(can->shell,XtGrabNone);          XtPopup(can->shell,XtGrabNone);
           SetWM_Proto(can->shell);
         window = can->window = XtWindow(canvas);          window = can->window = XtWindow(canvas);
         pix = can->pix = XCreatePixmap(display,window,width,height,depth);          pix = can->pix = XCreatePixmap(display,window,width,height,depth);
         XFillRectangle(display,pix,clearGC,0,0,width,height);          XFillRectangle(display,pix,clearGC,0,0,width,height);
           image = XGetImage(display, can->pix, 0, 0, can->width, can->height,
                   -1, ZPixmap);
           BackPixel = XGetPixel(image,0,0);
         XDefineCursor(display,window,normalcur);          XDefineCursor(display,window,normalcur);
         XFlush(display);          XFlush(display);
         current_can = can;          current_can = can;
Line 619  struct canvas *can;
Line 678  struct canvas *can;
 }  }
   
 static XrmOptionDescRec options[] = {  static XrmOptionDescRec options[] = {
   {"-upsidedown","*upsidedown",XrmoptionNoArg,"on"},
 {"-reverse","*reverse",XrmoptionNoArg,"on"},  {"-reverse","*reverse",XrmoptionNoArg,"on"},
 {"-fg","*foreground",XrmoptionSepArg,NULL},  {"-fg","*foreground",XrmoptionSepArg,NULL},
 {"-bg","*background",XrmoptionSepArg,NULL},  {"-bg","*background",XrmoptionSepArg,NULL},
Line 627  static XrmOptionDescRec options[] = {
Line 687  static XrmOptionDescRec options[] = {
 #define offset(name) XtOffset(struct PlotResources *,name)  #define offset(name) XtOffset(struct PlotResources *,name)
   
 static XtResource resources[] = {  static XtResource resources[] = {
   {"upsidedown","UpsideDown",XtRBoolean,sizeof(Boolean),
           offset(UpsideDown),XtRBoolean,&upsidedown},
 {"reverse","Reverse",XtRBoolean,sizeof(Boolean),  {"reverse","Reverse",XtRBoolean,sizeof(Boolean),
         offset(Reverse),XtRBoolean,&reverse},          offset(Reverse),XtRBoolean,&reverse},
 {"foreground","Foreground",XtRString,sizeof(char *),  {"foreground","Foreground",XtRString,sizeof(char *),
Line 643  static XtResource resources[] = {
Line 705  static XtResource resources[] = {
         offset(DashPixel),XtRPixel,(XtPointer)&dashPixel},          offset(DashPixel),XtRPixel,(XtPointer)&dashPixel},
 };  };
   
 init_plot_display(argc,argv)  static XtActionsRec actions_table[] = {
           {"quit",Quit},
   };
   
   static void Quit(Widget w, XEvent *ev, String *params,Cardinal *nparams)
   {
       XBell(XtDisplay(w),0);
   }
   
   int init_plot_display(argc,argv)
 int argc;  int argc;
 char **argv;  char **argv;
 {  {
Line 652  char **argv;
Line 723  char **argv;
         unsigned int tmp;          unsigned int tmp;
   
         for ( ac = argc, av = argv; ac; ac--, av++ )          for ( ac = argc, av = argv; ac; ac--, av++ )
                 if ( index(*av,':') )                  if ( !strcmp(*av,"nox") )
                           return 0;
                   else if ( index(*av,':') )
                         dname = *av;                          dname = *av;
         XtToolkitInitialize();          XtToolkitInitialize();
         app_con = XtCreateApplicationContext();          app_con = XtCreateApplicationContext();
           XtAppAddActions(app_con,actions_table, XtNumber(actions_table));
         display = XtOpenDisplay(app_con,dname,"plot","Plot",          display = XtOpenDisplay(app_con,dname,"plot","Plot",
                 options,XtNumber(options),&argc,argv);                  options,XtNumber(options),&argc,argv);
         if ( !display ) {          if ( !display ) {
                 fprintf(stderr,"Can't open display\n");                  fprintf(stderr,"Can't open display\n");
                 exit(1);                  return 0;
         }          }
         toplevel = XtAppCreateShell(0,"Plot",applicationShellWidgetClass,          toplevel = XtAppCreateShell(0,"Plot",applicationShellWidgetClass,
                 display,0,0);                  display,0,0);
Line 674  char **argv;
Line 748  char **argv;
         depth = DefaultDepth(display,scrn);          depth = DefaultDepth(display,scrn);
         rootwin = RootWindow(display,scrn);          rootwin = RootWindow(display,scrn);
   
           /* for handling DELETE message */
           wm_delete_window = XInternAtom(display,"WM_DELETE_WINDOW",False);
           XtOverrideTranslations(toplevel,
                   XtParseTranslationTable("<Message>WM_PROTOCOLS: quit()"));
   
         if ( reverse ) {          if ( reverse ) {
                 tmp = forePixel; forePixel = backPixel; backPixel = tmp;                  tmp = forePixel; forePixel = backPixel; backPixel = tmp;
         }          }
Line 681  char **argv;
Line 760  char **argv;
         create_gc();          create_gc();
         create_font();          create_font();
         create_cursors();          create_cursors();
           return 1;
 }  }
   
 static char *scalefont = "*-8-80-*";  static char *scalefont = "*-8-80-*";
Line 770  copy_to_canvas(can)
Line 850  copy_to_canvas(can)
 struct canvas *can;  struct canvas *can;
 {  {
         if ( display ) {          if ( display ) {
                 XCopyArea(display,can->pix,can->window,                  if ( can->color ) {
                         drawGC,0,0,can->width,can->height,0,0);                          set_drawcolor(can->color);
                           XCopyArea(display,can->pix,can->window,
                                   cdrawGC,0,0,can->width,can->height,0,0);
                   } else
                           XCopyArea(display,can->pix,can->window,
                                   drawGC,0,0,can->width,can->height,0,0);
                 pline(display,can,can->window);                  pline(display,can,can->window);
                 XFlush(display);                  XFlush(display);
         }          }
Line 880  static void print_canvas(w,can,calldata)
Line 965  static void print_canvas(w,can,calldata)
          struct canvas *can;           struct canvas *can;
          XtPointer calldata;           XtPointer calldata;
 {  {
   Widget fshell,fdialog;          Widget fshell,fdialog;
   extern struct canvas *Can;          extern struct canvas *Can;
   extern Widget W;          extern Widget W;
   Widget entry;          Widget entry;
   int i;          int i;
   Arg arg[1];          Arg arg[1];
   static void output_to_printer();  
   static void print_canvas_to_file();  
   static void printing_method();  
   
   W = w;          W = w;
   Can = can;          Can = can;
   create_popup(can->shell,"Print/Output PS file","",&fshell,&fdialog);          create_popup(can->shell,"Print/Output PS file","",&fshell,&fdialog);
   XawDialogAddButton(fdialog,"print",output_to_printer,w);          XawDialogAddButton(fdialog,"print",output_to_printer,w);
   XawDialogAddButton(fdialog,"output PS file",print_canvas_to_file,w);          XawDialogAddButton(fdialog,"output PS file",print_canvas_to_file,w);
   XawDialogAddButton(fdialog,"method",printing_method,w);          XawDialogAddButton(fdialog,"method",printing_method,w);
   XawDialogAddButton(fdialog,"dismiss",cancel_output_to_file,w);          XawDialogAddButton(fdialog,"dismiss",cancel_output_to_file,w);
   XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);          XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
           SetWM_Proto(fshell);
 }  }
   
 static void set_printing_method(Widget w,XtPointer number,XtPointer call_data) {  static void set_printing_method(Widget w,XtPointer number,XtPointer call_data)
   Widget shell;  {
   extern int PrintingMethod;          Widget shell;
   PrintingMethod = (int) number;          extern int PrintingMethod;
   fprintf(stderr,"PrintingMethod=%d\n",number);          PrintingMethod = (int) number;
   shell = XtParent(XtParent(w));          fprintf(stderr,"PrintingMethod=%d\n",number);
   XtPopdown(shell); XtDestroyWidget(shell);          shell = XtParent(XtParent(w));
           XtPopdown(shell); XtDestroyWidget(shell);
 }  }
   
 static void printing_method(w,can,calldata)  static void printing_method(w,can,calldata)
          Widget w;          Widget w;
          struct canvas *can;          struct canvas *can;
          XtPointer calldata;          XtPointer calldata;
 {  {
   Arg arg[10];          Arg arg[10];
   int i,n;          int i,n;
   Widget fshell,fdialog;          Widget fshell,fdialog;
   extern struct canvas *Can;          extern struct canvas *Can;
   extern int PrintingMethod;          extern int PrintingMethod;
   
   w = W;          w = W;
   can = Can;          can = Can;
   create_popup(can->shell,"Printing method",Printing_methods[PrintingMethod],          create_popup(can->shell,"Printing method",Printing_methods[PrintingMethod],
                            &fshell,&fdialog);                          &fshell,&fdialog);
   n = 0;          n = 0;
   XtSetArg(arg[n], XtNlabel, "Method: "); n++;          XtSetArg(arg[n], XtNlabel, "Method: "); n++;
   XtSetArg(arg[n], XtNvalue, Printing_methods[PrintingMethod]); n++;          XtSetArg(arg[n], XtNvalue, Printing_methods[PrintingMethod]); n++;
   XtSetValues(fdialog,arg,n);          XtSetValues(fdialog,arg,n);
   for (i=0; i<N_printing_methods; i++) {          for (i=0; i<N_printing_methods; i++) {
         XawDialogAddButton(fdialog,Printing_methods[i],set_printing_method,(XtPointer) i);                  XawDialogAddButton(
   }                          fdialog,Printing_methods[i],set_printing_method,(XtPointer) i);
   XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);          }
           XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
           SetWM_Proto(fshell);
 }  }
 static void print_canvas_to_file(w,can,calldata)  static void print_canvas_to_file(w,can,calldata)
          Widget w;          Widget w;
          struct canvas *can;          struct canvas *can;
          XtPointer calldata;          XtPointer calldata;
 {  {
   FILE *fp;          FILE *fp;
   Arg arg[10];          Arg arg[10];
   int n;          int n;
   static char *psfile = NULL;          static char *psfile = NULL;
   Widget fshell,fdialog;          Widget fshell,fdialog;
   extern struct canvas *Can;          extern struct canvas *Can;
   extern Widget PrintDialog;          extern Widget PrintDialog;
   extern char *Fname;          extern char *Fname;
   
   w = W;          w = W;
   can = Can;          can = Can;
   if (psfile == NULL || Fname == NULL) psfile = "ox_plot.eps";          if (psfile == NULL || Fname == NULL) psfile = "ox_plot.eps";
   else psfile = Fname;          else psfile = Fname;
   create_popup(can->shell,"Output as PS file",psfile,&fshell,&fdialog);          create_popup(can->shell,"Output as PS file",psfile,&fshell,&fdialog);
   n = 0;          n = 0;
   XtSetArg(arg[n], XtNlabel, "File : "); n++;          XtSetArg(arg[n], XtNlabel, "File : "); n++;
   XtSetArg(arg[n], XtNvalue, psfile); n++;          XtSetArg(arg[n], XtNvalue, psfile); n++;
   XtSetValues(fdialog,arg,n);          XtSetValues(fdialog,arg,n);
   XawDialogAddButton(fdialog,"output to file",output_to_file,w);          XawDialogAddButton(fdialog,"output to file",output_to_file,w);
   XawDialogAddButton(fdialog,"cancel",cancel_output_to_file,w);          XawDialogAddButton(fdialog,"cancel",cancel_output_to_file,w);
   PrintDialog = fdialog;          PrintDialog = fdialog;
   XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);          XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
           SetWM_Proto(fshell);
 }  }
 static void output_to_printer(w,can,calldata)  static void output_to_printer(w,can,calldata)
          Widget w;          Widget w;
          struct canvas *can;          struct canvas *can;
          XtPointer calldata;          XtPointer calldata;
 {  {
   FILE *fp;          FILE *fp;
   Arg arg[10];          Arg arg[10];
   int n;          int n;
   static char *psfile = NULL;          static char *psfile = NULL;
   Widget fshell,fdialog;          Widget fshell,fdialog;
   extern struct canvas *Can;          extern struct canvas *Can;
   extern Widget PrintDialog_lp;          extern Widget PrintDialog_lp;
   extern char *PrinterName;          extern char *PrinterName;
   
   w = W;          w = W;
   can = Can;          can = Can;
   if (psfile  == NULL || PrinterName == NULL) psfile = "lp";          if (psfile  == NULL || PrinterName == NULL) psfile = "lp";
   else psfile = PrinterName;          else psfile = PrinterName;
   create_popup(can->shell,"Output PS file to printer",psfile,&fshell,&fdialog);          create_popup(can->shell,"Output PS file to printer",psfile,&fshell,&fdialog);
   n = 0;          n = 0;
   XtSetArg(arg[n], XtNlabel, "PS Printer Name : "); n++;          XtSetArg(arg[n], XtNlabel, "PS Printer Name : "); n++;
   XtSetArg(arg[n], XtNvalue, psfile); n++;          XtSetArg(arg[n], XtNvalue, psfile); n++;
   XtSetValues(fdialog,arg,n);          XtSetValues(fdialog,arg,n);
   XawDialogAddButton(fdialog,"output to PS printer",output_to_ps_printer,w);          XawDialogAddButton(fdialog,"output to PS printer",output_to_ps_printer,w);
   XawDialogAddButton(fdialog,"cancel",cancel_output_to_file,w);          XawDialogAddButton(fdialog,"cancel",cancel_output_to_file,w);
   PrintDialog_lp = fdialog;          PrintDialog_lp = fdialog;
   XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);          XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
           SetWM_Proto(fshell);
 }  }
   
 static void cancel_output_to_file(w,fbutton,call)  static void cancel_output_to_file(w,fbutton,call)
          Widget w;          Widget w;
          XtPointer fbutton, call;          XtPointer fbutton, call;
 {  {
   Widget shell = XtParent(XtParent(w));          Widget shell = XtParent(XtParent(w));
   XtPopdown(shell); XtDestroyWidget(shell);          XtPopdown(shell); XtDestroyWidget(shell);
   XtSetSensitive(fbutton,True);          XtSetSensitive(fbutton,True);
 }  }
   
 static void output_to_file(w,fbutton,call)  static void output_to_file(w,fbutton,call)
          Widget w;          Widget w;
          XtPointer fbutton, call;          XtPointer fbutton, call;
 {  {
   char *fname;          char *fname;
   FILE *fp;          FILE *fp;
   int i;          int i;
   char *m;          char *m;
   extern struct canvas *Can;          extern struct canvas *Can;
   extern Widget PrintDialog;          extern Widget PrintDialog;
   extern int PrintingMethod;          extern int PrintingMethod;
   Widget shell = XtParent(XtParent(w));          Widget shell = XtParent(XtParent(w));
   
   if (PrintingMethod == PRINTING_METHOD_BITMAP) {          if (PrintingMethod == PRINTING_METHOD_BITMAP) {
   }else{                  TODO;
         method_is_not_available();          }else{
         XtPopdown(shell); XtDestroyWidget(shell);                  method_is_not_available();
         XtSetSensitive(fbutton,True);                  XtPopdown(shell); XtDestroyWidget(shell);
         return;                  XtSetSensitive(fbutton,True);
   }                  return;
           }
   
   fname = XawDialogGetValueString(PrintDialog);          fname = XawDialogGetValueString(PrintDialog);
   Fname = (char *)malloc(sizeof(char)*strlen(fname)+1);          Fname = (char *)malloc(sizeof(char)*strlen(fname)+1);
   strcpy(Fname,fname);          strcpy(Fname,fname);
   for (i=0; i<strlen(Fname); i++) {          for (i=0; i<strlen(Fname); i++) {
         if (Fname[i] == 0xd || Fname[i] == 0xa) {                  if (Fname[i] == 0xd || Fname[i] == 0xa) {
           Fname[i] = 0; break;                          Fname[i] = 0; break;
                   }
         }          }
   }          fprintf(stderr,"fname=%s\n",Fname); fflush(NULL);
   fprintf(stderr,"fname=%s\n",Fname); fflush(NULL);          fp = fopen(Fname,"w");
   fp = fopen(Fname,"w");          if (fp == NULL) {
   if (fp == NULL) {                  warning(Can,"Could not open the output file.");
         warning(Can,"Could not open the output file.");          }else{
   }else{                  generate_psfile(Can,fp);
         generate_psfile(Can,fp);                  fclose(fp);
         fclose(fp);          }
   }  
   
   XtPopdown(shell); XtDestroyWidget(shell);          XtPopdown(shell); XtDestroyWidget(shell);
   XtSetSensitive(fbutton,True);          XtSetSensitive(fbutton,True);
 }  }
   
 static void output_to_ps_printer(w,fbutton,call)  static void output_to_ps_printer(w,fbutton,call)
          Widget w;          Widget w;
          XtPointer fbutton, call;          XtPointer fbutton, call;
 {  {
   char *printerName;          char *printerName;
   FILE *fp;          FILE *fp;
   extern struct canvas *Can;          extern struct canvas *Can;
   extern Widget PrintDialog_lp;          extern Widget PrintDialog_lp;
   char fname[256];          char fname[256];
   char cmd[512];          char cmd[512];
   static int id = 0;          static int id = 0;
   int i;          int i;
   Widget shell = XtParent(XtParent(w));          Widget shell = XtParent(XtParent(w));
   
   if (PrintingMethod == PRINTING_METHOD_BITMAP) {          if (PrintingMethod == PRINTING_METHOD_BITMAP) {
   }else{          }else{
         method_is_not_available();                  method_is_not_available();
         XtPopdown(shell); XtDestroyWidget(shell);                  XtPopdown(shell); XtDestroyWidget(shell);
         XtSetSensitive(fbutton,True);                  XtSetSensitive(fbutton,True);
         return;                  return;
   }          }
   
   sprintf(fname,"/tmp/ox_plot_%d.eps",(int) getpid(),id++);          sprintf(fname,"/tmp/ox_plot_%d.eps",(int) getpid(),id++);
   
   printerName = XawDialogGetValueString(PrintDialog_lp);          printerName = XawDialogGetValueString(PrintDialog_lp);
   PrinterName = (char *)malloc(sizeof(char)*strlen(printerName)+1);          PrinterName = (char *)malloc(sizeof(char)*strlen(printerName)+1);
   strcpy(PrinterName,printerName);          strcpy(PrinterName,printerName);
   for (i=0; i<strlen(PrinterName); i++) {          for (i=0; i<strlen(PrinterName); i++) {
         if (PrinterName[i] == 0xd || PrinterName[i] == 0xa) {                  if (PrinterName[i] == 0xd || PrinterName[i] == 0xa) {
           PrinterName[i] = 0; break;                  PrinterName[i] = 0; break;
                   }
         }          }
   }          fprintf(stderr,"printerName=%s\n",PrinterName); fflush(NULL);
   fprintf(stderr,"printerName=%s\n",PrinterName); fflush(NULL);          fp = fopen(fname,"w");
   fp = fopen(fname,"w");          if (fp == NULL) {
   if (fp == NULL) {                  warning(Can,"Could not open the output file.");
         warning(Can,"Could not open the output file.");          }else{
   }else{                  generate_psfile(Can,fp);
         generate_psfile(Can,fp);                  fclose(fp);
         fclose(fp);          }
   }  
   
   sprintf(cmd,"lpr -P%s %s",PrinterName,fname);          sprintf(cmd,"lpr -P%s %s",PrinterName,fname);
   if (system(cmd)) {          if (system(cmd)) {
         warning(Can,"Unknown printer?");                  warning(Can,"Unknown printer?");
   }          }
   sprintf(cmd,"rm -f %s",fname);          sprintf(cmd,"rm -f %s",fname);
   system(cmd);          system(cmd);
   XtPopdown(shell); XtDestroyWidget(shell);          XtPopdown(shell); XtDestroyWidget(shell);
   XtSetSensitive(fbutton,True);          XtSetSensitive(fbutton,True);
 }  }
   
   
 /* test sequence  /* test sequence
    ox_launch(0,"ox_plot");     ox_launch(0,"ox_plot");
    ifplot(x^2-y^3);     ifplot(x^2-y^3);
    drawcircle(0,0,100,0,0);     drawcircle(0,0,100,0xff000,0);
    */     */
   static int getColorSizeOfImageForPS(int xsize,int ysize,XImage *image,
                                       struct xcolorForPS **tableOfxcolorForPS);
   
 static void generate_psfile(can,fp)  static void generate_psfile(can,fp)
          struct canvas *can;          struct canvas *can;
          FILE *fp;          FILE *fp;
 {  {
   int x,y;          int x,y;
   XImage *image;          XImage *image;
   int color[1];          int color[1];
   int colorSize = 1;          int colorSize = 1;
   char *m;          char *m;
   extern int PrintingMethod;          struct xcolorForPS *tableOfxcolorForPS;
   fprintf(stderr,"generate_psfile\n");          extern int PrintingMethod;
   if (PrintingMethod == PRINTING_METHOD_BITMAP) {          fprintf(stderr,"generate_psfile\n");
         if ( display ) {          if (PrintingMethod == PRINTING_METHOD_BITMAP) {
           fprintf(stderr,"generate_psfile: output to a file.\n");                  if ( display ) {
           image = XGetImage(display,can->pix,                          fprintf(stderr,"generate_psfile: output to a file.\n");
                           image = XGetImage(display,can->pix,
                                                 0,0,can->width,can->height,-1,ZPixmap);                                                  0,0,can->width,can->height,-1,ZPixmap);
           color[0] = 0; /* balck line */                          color[0] = 0; /* black line */
           generatePS_from_image(fp,image,can->width,can->height,color,colorSize,can);                          PSFromImage(fp,image,can);
                   }else{
                   fprintf(stderr,"Cannot print on this system\n");
                   }
         }else{          }else{
           fprintf(stderr,"Cannot print on this system\n");                  method_is_not_available();
         }          }
   }else{          fflush(NULL);
         method_is_not_available();  
   }  
   fflush(NULL);  
 }  }
   
 static void method_is_not_available() {  static void method_is_not_available() {
Line 1141  struct canvas *can;
Line 1233  struct canvas *can;
 {  {
         XFillRectangle(display,can->pix,clearGC,0,0,can->width,can->height);          XFillRectangle(display,can->pix,clearGC,0,0,can->width,can->height);
         XFlush(display);          XFlush(display);
   }
   
   /*
      The following functions are used to generate color postscript file.
   */
   /* In order to count colorSize, binary tree (sm_btree) is used. */
   static struct sm_btree *sm_newNode(unsigned long v);
   static int sm_insert(struct sm_btree *node,unsigned long v);
   static int sm_count(struct sm_btree *rootp);
   
   struct sm_btree {
     unsigned long p;
     struct sm_btree * left;
     struct sm_btree * right;
   };
   static struct sm_btree *sm_newNode(unsigned long v) {
     struct sm_btree * n;
     n = (struct sm_btree *)MALLOC(sizeof(struct sm_btree));
     if (n == NULL) { fprintf(stderr,"No more memory.\n"); exit(10); }
     n->p = v;
     n->left = NULL;
     n->right = NULL;
     return n;
   }
   static int sm_insert(struct sm_btree *node,unsigned long v)
   {
     if (node->p == v) return;
     if (node->p > v) {
       if (node->left == NULL) {
         node->left = sm_newNode(v);
         return;
       }
       sm_insert(node->left,v);
     }
     if (node->p < v) {
       if (node->right == NULL) {
         node->right = sm_newNode(v);
         return;
       }
       sm_insert(node->right,v);
     }
   }
   static int sm_count(struct sm_btree *rootp)
   {
     if (rootp == NULL) return 0;
     return (1+sm_count(rootp->left)+sm_count(rootp->right));
   }
   
   static int setTableOfxcolorForPS(struct sm_btree *rootp,
                                    struct xcolorForPS *table,int k,int size)
   {
     int m;
     m = k;
     if (rootp == NULL) return;
     if (k >= size) {
       warning(Can,"internal error of setTableOfxcolorForPS");
     }
     if (rootp->left != NULL) {
       m = setTableOfxcolorForPS(rootp->left,table,k,size);
     }
   
     (table[m]).pixel = rootp->p;
     m++;
     if (rootp->right != NULL) {
       m = setTableOfxcolorForPS(rootp->right,table,m,size);
     }
     return m;
   }
   
   
   static int getColorSizeOfImageForPS(int xsize,int ysize,XImage *image,
                                       struct xcolorForPS **tableOfxcolorForPS)
   {
     int x,y;
     int size;
     struct sm_btree root;
     struct xcolorForPS *table;
     XStandardColormap scm;
     Colormap cm;
     XColor color;
     XColor white;
     int screen,i;
   
     root.p = 0;
     root.left = NULL; root.right=NULL;
     /* get color size */
     for (x=0; x<xsize; x++) {
       for (y=0; y<ysize; y++) {
         sm_insert(&root,XGetPixel(image,x,y));
       }
     }
     size=sm_count(&root);
   
     table = (struct xcolorForPS *)MALLOC((size+1)*sizeof(struct xcolorForPS));
     if (table == NULL) {
           fprintf(stderr,"No more memory in getColorSizeOfImageForPS.\n");
           return 0;
     }
     /* Set rgb values standing for the pixel values.
     */
     if (setTableOfxcolorForPS(&root,table,0,size) != size) {
           warning(Can,"internal error.");
           return ;
     }
   
     screen = DefaultScreen(display);
     cm = DefaultColormap(display,screen);
     /*  BUG: it does not work.
     if (!XGetStandardColormap(display,RootWindow(display,DefaultScreen(display)),&scm,XA_RGB_DEFAULT_MAP)) {
           warning(Can,"failed to open the X Standard Colormap.");
           scm.red_max = 0xffff;
           scm.green_max = 0xffff;
           scm.blue_max = 0xffff;
     }
     */
     /* Set by hand. */
     scm.red_max = 0xffff;
     scm.green_max = 0xffff;
     scm.blue_max = 0xffff;
     XParseColor(display,cm,"White",&white);
     for (i=0; i<size; i++) {
       color.pixel=(table[i]).pixel;
       /*
       {
         char s[254];
         sprintf(s,"%ld",color.pixel);
         warning(Can,s);
       }
       */
       XQueryColor(display,cm,&color);
       (table[i]).r = ((double) color.red)/((double) scm.red_max);
       (table[i]).g = ((double) color.green)/((double) scm.green_max);
       (table[i]).b = ((double) color.blue)/((double) scm.blue_max);
       if ((table[i]).r > 1.0) (table[i]).r = 1.0;
       if ((table[i]).g > 1.0) (table[i]).g = 1.0;
       if ((table[i]).b > 1.0) (table[i]).b = 1.0;
       if (color.red == white.red && color.green == white.green
           && color.blue == white.blue) {
         (table[i]).print = 0;
       }else{
         (table[i]).print = 1;
       }
     }
   
     *tableOfxcolorForPS = table;
     return size;
 }  }
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  Added in v.1.29
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