コード例 #1
0
ファイル: xew_m.c プロジェクト: Doom-Utils/xwadtools
void SpinnWheel( int stop )
{
#include "wheel.xpm"  /* here we find the static char *wheel?[]  */
  static int state;

  fl_free_pixmap_pixmap( wheel_pxm );
  fl_hide_object( wheel_pxm );

  if ( stop ) 
    return;

  switch ( state )
    { 
    default :
    case 0 : 
      fl_set_pixmap_data( wheel_pxm, wheel0 );
      state = 1;
      break;
    case 1 :
      fl_set_pixmap_data( wheel_pxm, wheel1 );
      state = 2;
      break;
    case 2 :
      fl_set_pixmap_data( wheel_pxm, wheel2 );
      state = 3;
      break;
    case 3 :
      fl_set_pixmap_data( wheel_pxm, wheel3 );
      state = 0;
      break;
    }  

  /* the hide/show and XFlush seems to be necessary to get 
     the right effect */
  fl_show_object( wheel_pxm );
  XFlush( fl_get_display() ); 

}
コード例 #2
0
ファイル: xew_m.c プロジェクト: Doom-Utils/xwadtools
int main(int argc, char *argv[])
{
  Int4 entries;
  FL_IOPT opt;

  CheckHost();

  /* There is a conflict between forms and xew about the meaning of
     the arguments: The "-p" option is taken as "-privat" by
     fl_initialize(), forcing a private colourmap.  This is what we
     want anyway, so ok... :-).  We just call GetArgs() first, because
     fl_initialize() removes the "-p" from argv[] ....  */

  GetArgs(argc, argv);

  /* Force private colourmap (why do I need opt?) */
  fl_set_defaults( FL_PDPrivateMap, &opt );

  fl_initialize(&argc, argv, "XEw", NULL, 0);

  /* Set up our signal handlers */
  signal(SIGINT, SigHandler);
  signal(SIGTERM, SigHandler);

  create_the_forms();
  set_object_defaults();
  /* load logo  */
  fl_set_pixmap_data(img_pxm, xew_logo_xpm);

  fl_show_form(xew_mainf,FL_PLACE_MOUSE, FL_FULLBORDER, "xew");

  entries = ReadFiles();
  FillBrowser( entries );

  fl_do_forms();

  return EXIT_FAILURE ;   /* shouldn't be reached */

}
コード例 #3
0
ファイル: xew_m.c プロジェクト: Doom-Utils/xwadtools
/* callback for palette-change choice */
void pal_ch_cb(FL_OBJECT *a, long l)
{
  const char *ch;
  char **current_xpm;

  ch = fl_get_choice_text( a );
  
  /* copy the RGB selected by the user to the "current" RGB. */

  if( !strcmp(ch,PAL_DOOM) )
    CopyRGB( DAC_Reg, doom_rgb);
  
  else if( !strcmp(ch,PAL_HERETIC) )
    CopyRGB( DAC_Reg, heretic_rgb);

  else if( !strcmp(ch,PAL_E_HERETIC) )
    CopyRGB( DAC_Reg, E_HERETIC_rgb);

  else if( !strcmp(ch,PAL_HEXEN) )
    CopyRGB( DAC_Reg, hexen_rgb);
  
  else if( !strcmp(ch,PAL_STRIFE) )
    CopyRGB( DAC_Reg, strife_rgb);
  
  else if( !strcmp(ch, PAL_USER) && USER_rgb )
    CopyRGB( DAC_Reg, USER_rgb);

  else  /* this should not happen */
    Abort("unknown palette type!\n");

  CreateXpmPalette( DAC_Reg, keep_transparent_color );

  /* redraw current image */
  if ( ( current_xpm = CreateXpmImage( 0, 0, 0, 1, NULL)) ) {
    fl_free_pixmap_pixmap( img_pxm );
    fl_set_pixmap_data( img_pxm, current_xpm );
  } 
}
コード例 #4
0
int main(int argc, char *argv[])
{
	void lmst_update (FL_OBJECT *, long);
	int i;
	void dismiss_psr();
	void spectrum_hide();
	void tp_hide ();
	void hide_waterfall();
	void hide_interferometer();
	void hide_info();
	void receiver_leave();
	int close_sub ();
	int close_main ();
	char *p;
	char fntstr[128];
	char d[128];
	int binwidth;
	
	/*
	 * Init xforms library
	 */
   fl_initialize(&argc, argv, "Ira", 0, 0);
   fl_get_app_resources (NULL, 0);
   
   time (&started_at);
   
   /*
    * Create various windows, including the main one
	*/
   fd_receiver_main = create_form_receiver_main();
	fl_set_form_atclose(fd_receiver_main->receiver_main, close_main, 0);
	
   fd_receiver_pulsar = create_form_receiver_pulsar();
   fl_set_form_atclose (fd_receiver_pulsar->receiver_pulsar, close_sub, dismiss_psr);
   
   fd_receiver_spectrum = create_form_receiver_spectrum();
   fl_set_form_atclose (fd_receiver_spectrum->receiver_spectrum, close_sub, spectrum_hide);
   
   fd_receiver_continuum = create_form_receiver_continuum();
   fl_set_form_atclose (fd_receiver_continuum->receiver_continuum, close_sub, tp_hide);
   
   fd_receiver_waterfall = create_form_receiver_waterfall();
   fl_set_form_atclose (fd_receiver_waterfall->receiver_waterfall, close_sub, hide_waterfall);
   
   fd_receiver_info = create_form_receiver_info();
   fl_set_form_atclose (fd_receiver_info->receiver_info, close_sub, hide_info);
   
   fd_receiver_lproblem = create_form_receiver_lproblem ();
   fd_receiver_error = create_form_receiver_error ();
   
   fd_receiver_shutdown = create_form_receiver_shutdown ();
   
   
   flps_init();
   fl_free_pixmap_pixmap(fd_receiver_main->ira_xpm_button);
   fl_set_pixmap_data(fd_receiver_main->ira_xpm_button, Ira_xpm);
   
	sprintf (version_info, "Ver: %s  (BETA)", VERSION);
   
   /*
    * Stuff lines in info window
	*/
   for (i = 0; ; i++)
   {
	   if (ira_info[i] == NULL)
	   {
		   break;
	   }
	   fl_add_browser_line (fd_receiver_info->info_browser, ira_info[i]);
   }
   fl_set_browser_fontsize(fd_receiver_info->info_browser, 14);
   
   /* fill-in form initialization code */
   fl_set_object_label (fd_receiver_main->startup_text, "PLEASE WAIT.........");
   
   /* show the first form */
   fl_show_form(fd_receiver_main->receiver_main,FL_PLACE_CENTER,FL_FULLBORDER,"IRA Control Panel");
   fl_check_forms();
   
   /*
    * Now we check a raft of environment variables, and use those to initialize
	*   various settable values
	*/
	
	refmult = 1.0;
	if ((p = getenv ("RCVR_REF_MULT")) != NULL)
	{
   		refmult = atof(p);
	}
   fl_set_slider_value (fd_receiver_main->refmult_slider, refmult);
   
   seti_integ = 15;
   if ((p = getenv ("RCVR_SETI_INTEG")) != NULL)
   {
   		seti_integ = (int)atof(p);
	}
   fl_set_slider_value (fd_receiver_main->seti_integ_slider, (float)seti_integ);
   
   strcpy (datadir, ".");
   if ((p = getenv ("RCVR_DATA_DIR")) != NULL)
   {
   		strcpy (datadir, p);
	}
  
  	/*
	 * Set the input field for freq, as well as the actual frequency
	 */
   if ((p = getenv ("RCVR_INITIAL_FREQ")) != NULL)
   {
	   fl_set_input (fd_receiver_main->frequency_input, p); 
	   frequency = atof(p);
	   sky_freq = frequency;
	   sky_locked = 1;
   }
   
   /*
    * Start out with sky_freq unavailable for input
	*/
   fl_deactivate_object (fd_receiver_main->sky_freq_input);
   fl_set_input (fd_receiver_main->sky_freq_input, "--------");
   
   /* If there's a sky_freq parameter, use it, and re-activate the
    *  sky_freq_input control
	*/
   if ((p = getenv ("RCVR_SKY_FREQ")) != NULL)
   {
	   if (abs(atof(p) - frequency) > 100.0)
	   {
			   
		   sky_locked = 0;
		   fl_set_input (fd_receiver_main->sky_freq_input, p);
			sky_freq = atof(p);
			fl_activate_object (fd_receiver_main->sky_freq_input);
			fl_set_button (fd_receiver_main->sky_lock_button, 0);
		}
		else
		{
			sky_freq = atof(p);
			fl_set_button (fd_receiver_main->sky_lock_button, 1);
			sky_locked = 1;
		}
	}
	PUSHVAR("ifreq", frequency);
	PUSHVAR("skyfreq", sky_freq);
   /*
    * 
    * And again for RF gain
	*/
	if ((p = getenv ("RCVR_RF_GAIN")) != NULL)
	{
   		rf_gain = atoi(p);
	}
   fl_set_slider_value (fd_receiver_main->rf_gain_slider, rf_gain);
	PUSHVAR("igain", rf_gain);
   /*
    * Gain correction values for A and B sides
	*/
   if ((p = getenv ("RCVR_COR_A")) != NULL)
   {
	   gc_a = atof(p);
	  
   }
   sprintf (d, "%f", gc_a);
   fl_set_input (fd_receiver_main->gc_a, d);
   
   if ((p = getenv ("RCVR_COR_B")) != NULL)
   {
	   gc_b = atof(p);
   }
   sprintf (d, "%f", gc_b);
   fl_set_input (fd_receiver_main->gc_b, d);
   
	/*
	 * Set bounds/values for DC gain
	 */
	if ((p = getenv ("RCVR_DC_GAIN")) != NULL)
	{
		dc_gain = atof(p);
	}
   fl_set_slider_value (fd_receiver_main->dc_gain_control, dc_gain);

   
   /*
    * And again for DC offset
	*/
	if ((p = getenv ("RCVR_DC_OFFSET")) != NULL)
	{
		dc_offset = atof(p);
	}
   fl_set_slider_value (fd_receiver_main->dc_offset_control, dc_offset);
   /*
    * Receiver DC Gain multiplier
	*/
   if ((p = getenv ("RCVR_DC_MULT")) != NULL)
   {
	   int which;
	   
	   dc_mult = (double)atoi(p);
	   which = 1;
	   /*
	    * It's a choice widget, so we need to set 'which' appropriately
		*/
	   switch ((int)dc_mult)
	   {
		case 1:
			which = 1;
			break;
		case 5:
			which = 2;
			break;
		case 10:
			which = 3;
			break;
		case 15:
			which = 4;
			break;
		case 20:
			which = 5;
			break;
		case 25:
			which = 6;
			break;
		case 30:
			which=7;
			break;
		case 35:
			which = 8;
			break;
		case 40:
			which = 9;
			break;
		}
		fl_set_choice (fd_receiver_main->mult_choice, which);
   } 
   
   /*
    * Total power integration value
	*/
	tp_integration = 5;
	if ((p = getenv ("RCVR_TP_INTEG")) != NULL)
	{
		tp_integration = atoi(p);
	}
   fl_set_slider_value (fd_receiver_main->continuum_int, (double)atof(getenv("RCVR_TP_INTEG")) );
   
   /*
    * Spectral integration
	*/
	spec_integration = 15;
	if ((p = getenv ("RCVR_SPEC_INTEG")) != NULL)
	{
		spec_integration = atoi(p);
	}
   fl_set_slider_value (fd_receiver_main->spec_int_slider, (double)atof(getenv("RCVR_SPEC_INTEG")) );
   
   /*
    * Sigma_K for SETI analysis
	*/
	sigma_k = 2.5;
	if ((p = getenv ("RCVR_SIGMA_K")) != NULL)
	{
   		sigma_k = atof(p);
	}
   fl_set_slider_value (fd_receiver_main->sigma_k_slider, sigma_k);
   
   /*
    * Check desired receiver mode
	*/
   if (getenv("RCVR_MODE") != NULL)
   {
   	strcpy (rcvr_mode, getenv("RCVR_MODE"));
	}
	else
	{
		strcpy (rcvr_mode, "unknown");
	}
	
	/*
	 * Interferometer?  Create the interferometer window
	 */
   if (strcmp (rcvr_mode, "interferometer") == 0)
   {
	   fd_receiver_interferometer = create_form_receiver_interferometer();
	   fl_set_form_atclose (fd_receiver_interferometer->receiver_interferometer, close_sub, 
	   	hide_interferometer);
   }
   /*
    * Otherwise, delete the "show interferograms" control
	*/
   else
   {
	   fl_delete_object  (fd_receiver_main->interferometer_button);
   }
   
   /*
    * Various values
	*/
	declination = -28.3;
	if ((p = getenv ("RCVR_DECLINATION")) != NULL)
	{
		declination = atof(p);
	}
	fl_set_input (fd_receiver_main->declination_input, getenv("RCVR_DECLINATION"));
	
	longitude = 0.0;
	if ((p = getenv ("RCVR_LONGITUDE")) != NULL)
	{
		longitude = atof(p);
	}
	seti_size = 500000;
	if ((p = getenv ("RCVR_SETI_SIZE")) != NULL)
	{
   		seti_size = atoi (p);
	}

    bandwidth = 5000000;
    if ((p = getenv ("RCVR_BANDWIDTH")) != NULL)
    {
		bandwidth = atoi (p);
	}

   psr_rate = 10000;
   if ((p = getenv ("RCVR_PSR_RATE")) != NULL)
   {
   		psr_rate = atoi (getenv ("RCVR_PSR_RATE"));
	}
   for (i = 0; i < NNOTCHES; i++)
   {
	   notches[i] = -1.0;
   }
   if ((p = getenv ("RCVR_NOTCHES")) != NULL)
   {
	   char *tp;
	   char pcopy[128];
	   FILE *fp;
	   
	   strcpy (pcopy, p);
	   
	   tp = strtok (pcopy, ",");
	   notches[0] = atof(tp);
	   for (i = 1; i < NNOTCHES; i++)
	   {
		   tp = strtok (NULL, ",");
		   if (tp == NULL)
		   {
			   break;
		   }
		   notches[i] = atof(tp);
	   }
   }
   if ((p = getenv ("RCVR_NOTCH_SIZE")) != NULL)
   {
	   notch_length = atoi(p);
   		fl_set_slider_value (fd_receiver_spectrum->notch_slider, (double)notch_length);
	}
	if ((p = getenv ("RCVR_DM")) != NULL)
	{
		pulsar_dm = atof(p);
		fl_set_slider_value (fd_receiver_main->dm_input, (double)pulsar_dm);
	}
	PUSHVAR("idm", pulsar_dm);
	
	if ((p = getenv ("PULSAR_RATE")) != NULL)
	{
		pulsar_rate = atof(p);
		fl_set_input (fd_receiver_main->pulsar_rate_input, p);
	}
	if ((p = getenv ("PULSAR_FOLDING")) != NULL)
	{
		pulsar_folding = atoi(p);
		fl_set_choice (fd_receiver_main->pulsar_choice, pulsar_folding/5);
	}
	/*
	 * Set spec_fft_size based on width of spectral plot display
	 */
   {
	   FL_Coord x, y, w, h;
	   
   		fl_get_object_bbox (fd_receiver_spectrum->spectral_plot, &x, &y, &w, &h);
   		spec_fft_size = w-130;
	}
	
	tp_maxval = 100000;
	tp_span = 20000;
	
	/*
	 * Establish parameters for TP plot
	 */
	if ((p = getenv("RCVR_TP_MAXVAL")) != NULL)
	{
		tp_maxval = (double)atoi(p);
	}
	if ((p = getenv ("RCVR_TP_SPAN")) != NULL)
	{
		tp_span = (double)atoi(p);
	}
	tp_minval = tp_maxval - tp_span;
	fl_set_slider_value (fd_receiver_continuum->tp_max_slider, (double)tp_maxval);
	fl_set_slider_value (fd_receiver_continuum->tp_span_slider, (double)tp_span);  
	fl_set_xyplot_ybounds(fd_receiver_continuum->tp_chart, (double)tp_minval, (double)tp_maxval);
   fl_set_xyplot_ytics(fd_receiver_continuum->tp_chart, 10, 1);
   fl_set_xyplot_xgrid (fd_receiver_continuum->tp_chart, FL_GRID_MINOR);
   fl_set_xyplot_ygrid (fd_receiver_continuum->tp_chart, FL_GRID_MINOR);
   fl_set_object_posthandler(fd_receiver_continuum->tp_chart, continuum_plot_post);
   
   /*
    * Set a post handler for inteferometer display
	*/
   if (strcmp (rcvr_mode, "interferometer") == 0)
   {
   		fl_set_object_posthandler(fd_receiver_interferometer->interferometer_chart, continuum_plot_post);
		if ((p = getenv ("RCVR_INT_GAIN")) != NULL)
		{
			interferometer_gain = atof(p);
		}
		if ((p = getenv ("RCVR_INT_SPAN")) != NULL)
		{
			interferometer_span = atof(p);
		}
		if ((p = getenv ("RCVR_PHCORR")) != NULL)
		{
			interferometer_phase = atof(p);
		}
		if ((p = getenv ("RCVR_DELAY")) != NULL)
		{
			interferometer_delay = atof(p);
		}
		fl_set_xyplot_ytics (fd_receiver_interferometer->interferometer_chart, 10, 1);
		fl_set_xyplot_xgrid (fd_receiver_interferometer->interferometer_chart, FL_GRID_MINOR);
		fl_set_xyplot_ygrid (fd_receiver_interferometer->interferometer_chart, FL_GRID_MINOR);
		fl_set_slider_value (fd_receiver_interferometer->int_gain_slider, interferometer_gain);
		fl_set_slider_value (fd_receiver_interferometer->int_span_slider, interferometer_span);
		fl_set_slider_value (fd_receiver_interferometer->phase_adjust, interferometer_phase);
		fl_set_slider_value (fd_receiver_interferometer->delay_adjust, interferometer_delay);
		fl_set_xyplot_ybounds (fd_receiver_interferometer->interferometer_chart, -1*interferometer_span,
			interferometer_span);
	}
   
   fl_add_timeout (1000.0, (FL_TIMEOUT_CALLBACK)lmst_update, 0);
   
   /*
    * Setup parameters for spectral plot
	*/
	if ((p = getenv ("RCVR_SPEC_MAX")) != NULL)
	{
		current_smax = atoi(p);
	}
	if ((p = getenv ("RCVR_SPEC_SPAN")) != NULL)
	{
		current_span = atoi(p);
	}
	if ((p = getenv ("RCVR_SPEC_FLAT")) != NULL)
	{
		spec_flat_on = atoi(p);
		fl_set_button (fd_receiver_spectrum->flaten_button, spec_flat_on);
	}
	if ((p = getenv ("RCVR_SPEC_METHOD")) != NULL)
	{
		spec_method = atoi (p);
	}
	fl_set_xyplot_xgrid(fd_receiver_spectrum->spectral_plot, FL_GRID_MINOR);
	fl_set_xyplot_ygrid(fd_receiver_spectrum->spectral_plot, FL_GRID_MINOR);
	fl_set_xyplot_ybounds(fd_receiver_spectrum->spectral_plot, (double)(current_smax-current_span), (double)
		current_smax);
	fl_set_xyplot_ytics(fd_receiver_spectrum->spectral_plot, 10, 1);
	fl_set_xyplot_xtics(fd_receiver_spectrum->spectral_plot, 10, 1);
	
	fl_set_object_posthandler(fd_receiver_spectrum->spectral_plot, spectral_plot_post);
	fl_set_choice (fd_receiver_spectrum->spec_method_choice, spec_method);
	fl_set_choice_fontsize (fd_receiver_spectrum->spec_method_choice, 14);
	
	fl_set_slider_value (fd_receiver_spectrum->spec_max_slider, (double)current_smax);
	fl_set_slider_value (fd_receiver_spectrum->spec_span_slider, (double)current_span);
	
	/*
	 * Set post handler for pulsar display
	 */
	fl_set_object_posthandler(fd_receiver_pulsar->pulsar_plot, pulsar_plot_post);
	
	/*
	 * Set parameters for waterfall (SETI) display
	 */
	{
		FL_Coord x, y;
		FL_Coord w, h;
		fl_get_object_bbox(fd_receiver_waterfall->waterfall_display, &x, &y, &w, &h);
		fl_set_slider_bounds (fd_receiver_waterfall->wfall_seg_slider, 1.0, (float)seti_size/w);
		fl_set_object_dblbuffer(fd_receiver_waterfall->waterfall_display, 1);
		
		if ((p = getenv ("RCVR_WFALL_SEGMENT")) != NULL)
		{
			waterfall_segment = atoi(p);
			fl_set_slider_value (fd_receiver_waterfall->wfall_seg_slider, (double)waterfall_segment);
		}
		if ((p = getenv ("RCVR_WFALL_FINE")) != NULL)
		{
			waterfall_fine = atoi(p);
			fl_set_slider_value (fd_receiver_waterfall->fine_segment, waterfall_fine);
		}
		if ((p = getenv ("RCVR_WFALL_BRIGHTNESS")) != NULL)
		{
			double w;
			
			w = atof(p);
			if (fabsf(w-1.0) < 0.1)
			{
				fl_set_choice (fd_receiver_waterfall->wfall_brightness, 1);
				w = 1.0;
			}
			if (fabsf(w-0.75) < 0.1)
			{
				fl_set_choice (fd_receiver_waterfall->wfall_brightness, 2);
				w = 0.75;
			}
			if (fabsf(w-0.66) < 0.1)
			{
				fl_set_choice (fd_receiver_waterfall->wfall_brightness, 3);
				w = 0.66;
			}
			if (fabsf(w-0.50) < 0.1)
			{
				fl_set_choice (fd_receiver_waterfall->wfall_brightness, 4);
				w = 0.50;
			}
			waterfall_brightness = (float)w;
		}
	}
	if ((p = getenv ("RCVR_TRANS_THRESH")) != NULL)
	{
		transient_threshold = atof(p);
		fl_set_slider_value (fd_receiver_main->trans_thr_slider, transient_threshold);
	}
	if ((p = getenv ("RCVR_TRANS_DUR")) != NULL)
	{
		transient_duration = atof(p);
		fl_set_slider_value (fd_receiver_main->trans_dur_slider, transient_duration);
	}
	/*
	 * Open various FIFOs--that's where we get our data from
	 */
	if ((seti_fd = open ("ra_seti_fifo", O_RDONLY|O_NONBLOCK)) > 0)
   {
	   fcntl (seti_fd, F_SETFL, 0);
	   fl_add_io_callback (seti_fd, FL_READ, (FL_IO_CALLBACK)handle_seti_io, fd_receiver_main);
   }
   if ((pulsar_fd = open ("ra_psr_fifo", O_RDONLY|O_NONBLOCK)) > 0)
   {
	    fcntl (pulsar_fd, F_SETFL, 0);
		fl_add_io_callback (pulsar_fd, FL_READ, (FL_IO_CALLBACK)handle_pulsar_io, fd_receiver_main);
   }
   if ((dicke_fd = open ("ra_switching_fifo", O_RDONLY|O_NONBLOCK)) > 0)
   {
	    fcntl (dicke_fd, F_SETFL, 0);
	    fl_set_object_label (fd_receiver_main->dicke_mode, "DICKE: ON");
		fl_add_io_callback (dicke_fd, FL_READ, (FL_IO_CALLBACK)handle_dicke_io, fd_receiver_main);
   }
   if (strcmp (rcvr_mode, "interferometer") == 0)
   {
	   if ((inter_fd = open ("ra_inter_fifo", O_RDONLY|O_NONBLOCK)) > 0)
	   {
		    fcntl (inter_fd, F_SETFL, 0);
	    	fl_add_io_callback (inter_fd, FL_READ, (FL_IO_CALLBACK)handle_inter_io, fd_receiver_main);
		}
	}
	if (strcmp (rcvr_mode, "split") == 0)
	{
		if ((validation_fd = open ("ra_validation_fifo", O_RDONLY|O_NONBLOCK)) > 0)
		{
			fcntl (validation_fd, F_SETFL, 0);
			split_mode = 1;
			fl_add_io_callback (validation_fd, FL_READ, (FL_IO_CALLBACK)handle_validation_io, fd_receiver_main);
		}
	}
	fl_set_oneliner_font (FL_FIXEDBOLDITALIC_STYLE, FL_MEDIUM_FONT);
	fl_set_oneliner_color (FL_GREEN, FL_BLACK);

   while(fl_do_forms())
         ;
   return 0;
}
コード例 #5
0
ファイル: xew_m.c プロジェクト: Doom-Utils/xwadtools
/* Handle the entry internally. Make an image or play the sound.... */
static void HandleInternal( Int4 index )
{
  unsigned char *sndbuf;
  unsigned char *pImgBuf ;
  char **xpmbuf=NULL;
  static char imagetext[50];
  int nc;
  unsigned short samplerate;

  /* Sound sample size: The specs says a short here, with the next
     short empty.  But some entries are (32 bits) ints, and the game
     engine accepts it.  Examples include entries 164--171 (and many
     more) in strife0.wad (shareware v. 1.1), and #50 in the "Clint
     Eastwood DOOM (II?) sfx" pwad.... */
  Uint4 nsamples;
  short w, h, dx, dy;
  
  switch ( pEntryTag[index] )
    {
    case TAG_SFX  : 
      /* Read sound header */
      fseek( WADfp, pDirEnt[index].start + 2, SEEK_SET );
      fread( &samplerate, sizeof(short), 1, WADfp );
      fread( &nsamples, sizeof(Uint4), 1, WADfp );
      if ( nsamples != pDirEnt[index].size - 8)
	Message("Warning, sample size = %d, while Directory size = %d.\n",
		nsamples, pDirEnt[index].size); 
      sndbuf = malloc( nsamples );
      if ( !sndbuf ) {
	Message("can't malloc data for snd buf (%d bytes)\n",nsamples);
	return;
      }
      /* read the samples */
      fread( sndbuf, 1, nsamples, WADfp );
      if ( fl_get_button(rev_but) )            	/* reverse ! */
	ReverseBuffer( sndbuf, nsamples );
      PlayRaw( sndbuf, nsamples, samplerate );
      free( sndbuf );
      break;
    case TAG_FLAT :
    case TAG_FULL :
    case TAG_IMG  : 
      pImgBuf = ParseImgBlock(pDirEnt[index], pEntryTag[index], 
			      &w, &h, &dx, &dy, WADfp);
      /* I planned to use the offsets (dx,dy) for better placement of
	 the image, but I need to find out some useful heuristics
	 for how to do it..... 
	 printf("image: %dx%d, ofs left %d, top %d\n",w,h,dx,dy);
	 */
      if ( pImgBuf && w <= 320 && h <= 200 && 
	   (xpmbuf = CreateXpmImage( pImgBuf, w, h, 0, &nc)) ) {
	fl_free_pixmap_pixmap( img_pxm );
	fl_set_pixmap_data( img_pxm, xpmbuf );
	sprintf(imagetext,"#%d, %dx%d, %d colours",index,w,h,nc);
	fl_set_object_label(img_txt, imagetext);
      }
      else {
	Message("error creating image. (%p, %hdx%hd, %p)\n", 
		pImgBuf, w, h, xpmbuf);
	return;
      }
      break;
    default : Message("entry %d, Not implemented\n",index); break;
    }
}