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      1 #!/usr/bin/perl -w 
      2 use strict;
      3 use Tk;
      4 use Tk::Xrm;
      5 use Tk qw(exit); 
      6 
      7 my $version="Analyzer 20020429";
      8 
      9 my %bases;
     10 my $first_file=undef;
     11 my $last_file=undef;
     12 my $fileno=0;
     13 
     14 my @panel_labels;
     15 my @panel_ones;
     16 my @panel_twos;
     17 my @panel_onevars;
     18 my @panel_twovars;
     19 my @panel_keys;
     20 my $panel_count;
     21 
     22 # pop the toplevels
     23 
     24 my $toplevel=new MainWindow(-class=>'AnalyzerGraph');
     25 my $Xname=$toplevel->Class;
     26 $toplevel->optionAdd("$Xname.geometry",  "800x600",20);
     27 
     28 my $geometry=$toplevel->optionGet('geometry','');
     29 $geometry=~/^(\d+)x(\d+)/;
     30 
     31 $toplevel->configure(-width=>$1);
     32 $toplevel->configure(-height=>$2);
     33 
     34 
     35 
     36 
     37 
     38 $toplevel->optionAdd("$Xname.background",  "#4fc627",20);
     39 $toplevel->optionAdd("$Xname*highlightBackground",  "#80c0d3",20);
     40 $toplevel->optionAdd("$Xname.Panel.background",  "#4fc627",20);
     41 $toplevel->optionAdd("$Xname.Panel.foreground",  "#d0d0d0",20);
     42 $toplevel->optionAdd("$Xname.Panel.font",
     43                      '-*-helvetica-bold-r-*-*-18-*-*-*-*-*-*-*',20);
     44 $toplevel->optionAdd("$Xname*Statuslabel.font",
     45                      '-*-helvetica-bold-r-*-*-18-*-*-*-*-*-*-*',20);
     46 $toplevel->optionAdd("$Xname*Statuslabel.foreground", "#606060");
     47 $toplevel->optionAdd("$Xname*Status.font",
     48                      '-*-helvetica-bold-r-*-*-18-*-*-*-*-*-*-*',20);
     49 
     50 $toplevel->optionAdd("$Xname*AlertDetail.font",
     51                      '-*-helvetica-medium-r-*-*-10-*-*-*-*-*-*-*',20);
     52 
     53 
     54 $toplevel->optionAdd("$Xname*background",  "#d0d0d0",20);
     55 $toplevel->optionAdd("$Xname*foreground",  '#000000',20);
     56 
     57 $toplevel->optionAdd("$Xname*Button*background",  "#f0d0b0",20);
     58 $toplevel->optionAdd("$Xname*Button*foreground",  '#000000',20);
     59 $toplevel->optionAdd("$Xname*Button*borderWidth",  '2',20);
     60 $toplevel->optionAdd("$Xname*Button*relief",  'groove',20);
     61 $toplevel->optionAdd("$Xname*Button*padY",  1,20);
     62 
     63 #$toplevel->optionAdd("$Xname*Scale*background",  "#f0d0b0",20);
     64 $toplevel->optionAdd("$Xname*Scale*foreground",  '#000000',20);
     65 $toplevel->optionAdd("$Xname*Scale*borderWidth",  '1',20);
     66 #$toplevel->optionAdd("$Xname*Scale*relief",  'groove',20);
     67 $toplevel->optionAdd("$Xname*Scale*padY",  1,20);
     68 
     69 $toplevel->optionAdd("$Xname*Checkbutton*background",  "#f0d0b0",20);
     70 $toplevel->optionAdd("$Xname*Checkbutton*foreground",  '#000000',20);
     71 $toplevel->optionAdd("$Xname*Checkbutton*borderWidth",  '2',20);
     72 $toplevel->optionAdd("$Xname*Checkbutton*relief",  'groove',20);
     73 
     74 $toplevel->optionAdd("$Xname*activeBackground",  "#ffffff",20);
     75 $toplevel->optionAdd("$Xname*activeForeground",  '#0000a0',20);
     76 $toplevel->optionAdd("$Xname*borderWidth",         0,20);
     77 $toplevel->optionAdd("$Xname*relief",         'flat',20);
     78 $toplevel->optionAdd("$Xname*activeBorderWidth",         1,20);
     79 $toplevel->optionAdd("$Xname*highlightThickness",         0,20);
     80 $toplevel->optionAdd("$Xname*padX",         2,20);
     81 $toplevel->optionAdd("$Xname*padY",         2,20);
     82 $toplevel->optionAdd("$Xname*font",    
     83                      '-*-helvetica-bold-r-*-*-12-*-*-*-*-*-*-*',20);
     84 $toplevel->optionAdd("$Xname*Entry.font",    
     85                      '-*-helvetica-medium-r-*-*-12-*-*-*-*-*-*-*',20);
     86 $toplevel->optionAdd("$Xname*Exit.font",    
     87                      '-*-helvetica-bold-r-*-*-10-*-*-*-*-*-*-*',20);
     88 $toplevel->optionAdd("$Xname*Exit.relief",          'groove',20);
     89 $toplevel->optionAdd("$Xname*Exit.padX",          1,20);
     90 $toplevel->optionAdd("$Xname*Exit.padY",          1,20);
     91 $toplevel->optionAdd("$Xname*Exit.borderWidth",          2,20);
     92 $toplevel->optionAdd("$Xname*Exit*background",  "#a0a0a0",20);
     93 $toplevel->optionAdd("$Xname*Exit*disabledForeground",  "#ffffff",20);
     94 
     95 #$toplevel->optionAdd("$Xname*Canvas.background",  "#c0c0c0",20);
     96 
     97 $toplevel->optionAdd("$Xname*Entry.background",  "#ffffff",20);
     98 $toplevel->optionAdd("$Xname*Entry.disabledForeground",  "#c0c0c0",20);
     99 $toplevel->optionAdd("$Xname*Entry.relief",  "sunken",20);
    100 $toplevel->optionAdd("$Xname*Entry.borderWidth",  1,20);
    101 
    102 $toplevel->optionAdd("$Xname*Field.background",  "#ffffff",20);
    103 $toplevel->optionAdd("$Xname*Field.disabledForeground",  "#c0c0c0",20);
    104 $toplevel->optionAdd("$Xname*Field.relief",  "flat",20);
    105 $toplevel->optionAdd("$Xname*Field.borderWidth",  1,20);
    106 
    107 $toplevel->optionAdd("$Xname*Label.disabledForeground",  "#c0c0c0",20);
    108 $toplevel->optionAdd("$Xname*Label.borderWidth",  1,20);
    109 
    110 $toplevel->configure(-background=>$toplevel->optionGet("background",""));
    111 
    112 #$toplevel->resizable(FALSE,FALSE);
    113 
    114 my $panel=new MainWindow(-class=>'AnalyzerPanel');
    115 my $X2name=$panel->Class;
    116 
    117 $panel->optionAdd("$X2name.background",  "#353535",20);
    118 $panel->optionAdd("$X2name*highlightBackground",  "#80c0d3",20);
    119 $panel->optionAdd("$X2name.Panel.background",  "#353535",20);
    120 $panel->optionAdd("$X2name.Panel.foreground",  "#4fc627",20);
    121 $panel->optionAdd("$X2name.Panel.font",
    122                      '-*-helvetica-bold-o-*-*-18-*-*-*-*-*-*-*',20);
    123 $panel->optionAdd("$X2name*Statuslabel.font",
    124                      '-*-helvetica-bold-r-*-*-18-*-*-*-*-*-*-*',20);
    125 $panel->optionAdd("$X2name*Statuslabel.foreground", "#4fc627",20);
    126 $panel->optionAdd("$X2name*Status.font",
    127                      '-*-helvetica-bold-r-*-*-18-*-*-*-*-*-*-*',20);
    128 
    129 $panel->optionAdd("$X2name*AlertDetail.font",
    130                      '-*-helvetica-medium-r-*-*-10-*-*-*-*-*-*-*',20);
    131 
    132 
    133 $panel->optionAdd("$X2name*background",  "#d0d0d0",20);
    134 $panel->optionAdd("$X2name*foreground",  '#000000',20);
    135 
    136 $panel->optionAdd("$X2name*Button*background",  "#f0d0b0",20);
    137 $panel->optionAdd("$X2name*Button*foreground",  '#000000',20);
    138 $panel->optionAdd("$X2name*Button*borderWidth",  '2',20);
    139 $panel->optionAdd("$X2name*Button*relief",  'groove',20);
    140 $panel->optionAdd("$X2name*Button*padY",  1,20);
    141 
    142 $panel->optionAdd("$X2name*Checkbutton*background",  "#f0d0b0",20);
    143 $panel->optionAdd("$X2name*Checkbutton*foreground",  '#000000',20);
    144 $panel->optionAdd("$X2name*Checkbutton*borderWidth",  '2',20);
    145 #$panel->optionAdd("$X2name*Checkbutton*padX",  '0',20);
    146 #$panel->optionAdd("$X2name*Checkbutton*padY",  '0',20);
    147 #$panel->optionAdd("$X2name*Checkbutton*relief",  'groove',20);
    148 
    149 $panel->optionAdd("$X2name*activeBackground",  "#ffffff",20);
    150 $panel->optionAdd("$X2name*activeForeground",  '#0000a0',20);
    151 $panel->optionAdd("$X2name*borderWidth",         0,20);
    152 $panel->optionAdd("$X2name*relief",         'flat',20);
    153 $panel->optionAdd("$X2name*activeBorderWidth",         1,20);
    154 $panel->optionAdd("$X2name*highlightThickness",         0,20);
    155 $panel->optionAdd("$X2name*padX",         2,20);
    156 $panel->optionAdd("$X2name*padY",         2,20);
    157 $panel->optionAdd("$X2name*font",    
    158                      '-*-helvetica-bold-r-*-*-12-*-*-*-*-*-*-*',20);
    159 $panel->optionAdd("$X2name*Entry.font",    
    160                      '-*-helvetica-medium-r-*-*-12-*-*-*-*-*-*-*',20);
    161 
    162 $panel->optionAdd("$X2name*Exit.font",    
    163                      '-*-helvetica-bold-r-*-*-10-*-*-*-*-*-*-*',20);
    164 $panel->optionAdd("$X2name*Exit.relief",          'groove',20);
    165 $panel->optionAdd("$X2name*Exit.padX",          1,20);
    166 $panel->optionAdd("$X2name*Exit.padY",          1,20);
    167 $panel->optionAdd("$X2name*Exit.borderWidth",          2,20);
    168 $panel->optionAdd("$X2name*Exit*background",  "#a0a0a0",20);
    169 $panel->optionAdd("$X2name*Exit*disabledForeground",  "#ffffff",20);
    170 
    171 $panel->optionAdd("$X2name*Entry.background",  "#ffffff",20);
    172 $panel->optionAdd("$X2name*Entry.disabledForeground",  "#c0c0c0",20);
    173 $panel->optionAdd("$X2name*Entry.relief",  "sunken",20);
    174 $panel->optionAdd("$X2name*Entry.borderWidth",  1,20);
    175 
    176 $panel->optionAdd("$X2name*Field.background",  "#ffffff",20);
    177 $panel->optionAdd("$X2name*Field.disabledForeground",  "#c0c0c0",20);
    178 $panel->optionAdd("$X2name*Field.relief",  "flat",20);
    179 $panel->optionAdd("$X2name*Field.borderWidth",  1,20);
    180 
    181 $panel->optionAdd("$X2name*Label.disabledForeground",  "#c0c0c0",20);
    182 $panel->optionAdd("$X2name*Label.borderWidth",  1,20);
    183 
    184 $panel->configure(-background=>$panel->optionGet("background",""));
    185 
    186 #$panel->resizable("FALSE","FALSE");
    187 
    188 my $panel_shell=$panel->Label(Name=>"shell",-borderwidth=>1,-relief=>'raised')->
    189     place(-x=>10,-y=>36,-relwidth=>1.0,-relheight=>1.0,
    190           -width=>-20,-height=>-46,-anchor=>'nw');
    191 
    192 my $panel_quit=$panel_shell->Button(-class=>"Exit",-text=>"quit",-command=>[sub{Shutdown()}])->
    193     place(-x=>-1,-y=>-1,-relx=>1.0,-rely=>1.0,-anchor=>'se');
    194 
    195 $panel->Label(Name=>"logo text",-class=>"Panel",-text=>$version)->
    196     place(-x=>5,-y=>5,-anchor=>'nw');
    197 
    198 
    199 my $graph_shell=$toplevel->Label(Name=>"shell",-borderwidth=>1,-relief=>'raised')->
    200     place(-x=>10,-y=>36,-relwidth=>1.0,-relheight=>1.0,
    201           -width=>-20,-height=>-46,-anchor=>'nw');
    202 
    203 my $graph_status=$toplevel->Label(Name=>"logo text",-class=>"Panel",-text=>"Starting up")->
    204     place(-x=>5,-y=>5,-anchor=>'nw');
    205 
    206 
    207 my $panely=5;
    208 my $panel_rescan=$panel_shell->Button(-text=>"rescan",-command=>[sub{scan_directory()}])->
    209     place(-x=>-5,-relx=>1.,-y=>$panely,-anchor=>'ne');
    210 $panely+=$panel_rescan->reqheight()+6;
    211 
    212 
    213 my$temp=$graph_shell->Button(-text=>"<<",
    214 		     -command=>[sub{$fileno-=10;$fileno=$first_file if($fileno<$first_file);
    215 				load_graph();}])->
    216     place(-x=>5,-y=>-5,-rely=>1.,-relwidth=>.2,-width=>-5,-anchor=>'sw');
    217 $graph_shell->Button(-text=>">>",
    218 		     -command=>[sub{$fileno+=10;$fileno=$last_file if($fileno>$last_file);
    219 				load_graph();}])->
    220     place(-x=>-5,-y=>-5,-relwidth=>.2,-rely=>1.,-width=>-5,-relx=>1.,-anchor=>'se');
    221 $graph_shell->Button(-text=>"<",
    222 		     -command=>[sub{$fileno-=1;$fileno=$first_file if($fileno<$first_file);
    223 				load_graph();}])->
    224     place(-x=>5,-y=>-5,-relwidth=>.3,-width=>-7,-rely=>1.,-relx=>.2,-anchor=>'sw');
    225 $graph_shell->Button(-text=>">",
    226 		     -command=>[sub{$fileno+=1;$fileno=$last_file if($fileno>$last_file);
    227 				load_graph();}])->
    228     place(-x=>-5,-y=>-5,-relwidth=>.3,-width=>-7,-rely=>1.,-relx=>.8,-anchor=>'se');
    229 my$graphy=-10-$temp->reqheight();
    230 my$graph_slider=$temp=$graph_shell->Scale(-bigincrement=>1,
    231 				    -resolution=>1,
    232 				    -showvalue=>'TRUE',-variable=>\$fileno,-orient=>'horizontal')->
    233     place(-x=>5,-y=>$graphy,-relwidth=>1.,-rely=>1.,-width=>-10,-anchor=>'sw');
    234 $graphy-=$temp->reqheight()+5;
    235 
    236 my$onecrop;
    237 my$twocrop;
    238 
    239 my$oneresize=$temp=$graph_shell->Checkbutton(-text=>"rescale",-variable=>\$onecrop,
    240 				-command=>[sub{draw_graph();}])->
    241     place(-x=>5,-y=>5,-anchor=>'nw');
    242 
    243 my$one=$graph_shell->Canvas()->
    244     place(-relwidth=>1.,-width=>-10,-relheight=>.5,-height=>($graphy/2)-5-$temp->reqheight(),
    245 				     -x=>5,-y=>5+$temp->reqheight,-anchor=>'nw');
    246 
    247 
    248 my$tworesize=$temp=$graph_shell->Checkbutton(-text=>"rescale",-variable=>\$twocrop,
    249 				-command=>[sub{draw_graph();}])->
    250     place(-rely=>1.,-y=>5,-anchor=>'nw',-in=>$one);
    251 my$two=$graph_shell->Canvas()->
    252     place(-relwidth=>1.,-relheight=>1.,-rely=>1.,-y=>5+$temp->reqheight(),-anchor=>'nw',-in=>$one);
    253 
    254 scan_directory();
    255 
    256 my%onestate;
    257 my%twostate;
    258 my @data;
    259 
    260 $onestate{"canvas"}=$one;
    261 $onestate{"vars"}=\@panel_onevars;
    262 $twostate{"canvas"}=$two;
    263 $twostate{"vars"}=\@panel_twovars;
    264 
    265 $graph_slider->configure(-command=>[sub{load_graph()}]);
    266 load_graph();
    267 $toplevel->bind('MainWindow','<Configure>',[sub{$toplevel->update();
    268 						draw_graph()}]);
    269 
    270 Tk::MainLoop();
    271 
    272 sub load_graph{
    273 
    274     scan_directory()if(!defined($panel_count));
    275 
    276     @data=undef;
    277     
    278     for(my$i=0;$i<$panel_count;$i++){
    279 	my$filename=$panel_keys[$i]."_$fileno.m";
    280 	if(open F, "$filename"){
    281 	    $data[$i]=[(<F>)];
    282 	    close F;
    283 	}
    284     }
    285     draw_graph();
    286 }
    287 
    288 sub graphhelper{
    289     my($graph)=@_;
    290     my$count=0;
    291     my@colors=("#ff0000","#00df00","#0000ff","#ffff00","#ff00ff","#00ffff","#ffffff",
    292 	       "#9f0000","#007f00","#00009f","#8f8f00","#8f008f","#008f8f","#000000");
    293     
    294     my$w=$graph->{"canvas"};
    295     my$rescale=0;
    296 
    297     Status("Plotting $fileno");
    298     $w->delete('foo');
    299     $w->delete('legend');
    300     $w->delete('lines');
    301 
    302     # count range 
    303     for(my$i=0;$i<$panel_count;$i++){
    304 	if($graph->{"vars"}->[$i]){
    305 	    if(defined($data[$i])){
    306 		if(!defined($graph->{"minx"})){
    307 		    $data[$i]->[0]=~m/^\s*(-?[0-9\.]*)[ ,]+(-?[0-9\.]*)/;
    308 		    $graph->{"maxx"}=$1;
    309 		    $graph->{"minx"}=$1;
    310 		    $graph->{"maxy"}=$2;
    311 		    $graph->{"miny"}=$2;
    312 		    $rescale=1;
    313 		}
    314 		
    315 		for(my$j=0;$j<=$#{$data[$i]};$j++){
    316 		    $data[$i]->[$j]=~m/^\s*(-?[0-9\.]*)[ ,]+(-?[0-9\.]*)/;
    317 		    $rescale=1 if($1>$graph->{"maxx"});
    318 		    $rescale=1 if($1<$graph->{"minx"});
    319 		    $rescale=1 if($2>$graph->{"maxy"});
    320 		    $rescale=1 if($2<$graph->{"miny"});
    321 		    $graph->{"maxx"}=$1 if($1>$graph->{"maxx"});
    322 		    $graph->{"minx"}=$1 if($1<$graph->{"minx"});
    323 		    $graph->{"maxy"}=$2 if($2>$graph->{"maxy"});
    324 		    $graph->{"miny"}=$2 if($2<$graph->{"miny"});
    325 		}
    326 	    }
    327 	    $count++;
    328 	}
    329     }
    330 
    331     my$width=$w->width();
    332     my$height=$w->height();
    333 
    334     $rescale=1 if(!defined($graph->{"width"}) || 
    335 		  $width!=$graph->{"width"} || 
    336 		  $height!=$graph->{"height"});
    337     
    338     $graph->{"width"}=$width; 
    339     $graph->{"height"}=$height; 
    340 
    341     if(defined($graph->{"maxx"})){
    342 	# draw axes, labels
    343 	# look for appropriate axis scales
    344 
    345 	if($rescale){
    346 
    347 	    $w->delete('ylabel');
    348 	    $w->delete('xlabel');
    349 	    $w->delete('axes');
    350 	    
    351 	    my$yscale=1.;
    352 	    my$xscale=1.;
    353 	    my$iyscale=1.;
    354 	    my$ixscale=1.;
    355 	    while(($graph->{"maxx"}-$graph->{"minx"})*$xscale>15){$xscale*=.1;$ixscale*=10.;}
    356 	    while(($graph->{"maxy"}-$graph->{"miny"})*$yscale>15){$yscale*=.1;$iyscale*=10.;}
    357 	    
    358 	    while(($graph->{"maxx"}-$graph->{"minx"})*$xscale<3){$xscale*=10.;$ixscale*=.1;}
    359 	    while(($graph->{"maxy"}-$graph->{"miny"})*$yscale<3){$yscale*=10.;$iyscale*=.1;}
    360 	    
    361 	    # how tall are the x axis labels?
    362 	    $w->createText(-1,-1,-anchor=>'se',-tags=>['foo'],-text=>"0123456789.");
    363 	    my($x1,$y1,$x2,$y2)=$w->bbox('foo');
    364 	    $w->delete('foo');
    365 	    my$maxlabelheight=$y2-$y1;
    366 	    my$useabley=$height-$maxlabelheight-3;
    367 	    my$pixelpery=$useabley/($graph->{"maxy"}-$graph->{"miny"});
    368 	    
    369 	    # place y axis labels at proper spacing/height
    370 	    my$lasty=-$maxlabelheight/2;
    371 	    my$topyval=int($graph->{"maxy"}*$yscale+1.)*$iyscale;
    372 	    
    373 	    for(my$i=0;;$i++){
    374 		my$yval= $topyval-$i*$iyscale;
    375 		my$y= ($graph->{"maxy"}-$yval)*$pixelpery;
    376 		last if($y>$useabley);
    377 		if($y-$maxlabelheight>=$lasty){
    378 		    $w->createText(0,$y,-anchor=>'e',-tags=>['ylabel'],-text=>"$yval");
    379 		    $lasty=$y;
    380 		}
    381 	    }
    382 	    
    383 	    # get the max ylabel width and place them at proper x
    384 	    ($x1,$y1,$x2,$y2)=$w->bbox('ylabel');
    385 	    my$maxylabelwidth=$x2-$x1;
    386 	    $w->move('ylabel',$maxylabelwidth,0);
    387 	    
    388 	    my$beginx=$maxylabelwidth+3;
    389 	    my$useablex=$width-$beginx;
    390 	    
    391 	    # draw basic axes
    392 	    $w->createLine($beginx,0,$beginx,$useabley,$width,$useabley,
    393 			   -tags=>['axes'],-width=>2);
    394 	    # draw y tix
    395 	    $lasty=-$maxlabelheight/2;
    396 	    for(my$i=0;;$i++){
    397 		my$yval= $topyval-$i*$iyscale;
    398 		my$y= ($graph->{"maxy"}-$yval)*$pixelpery;
    399 		last if($y>$useabley);
    400 		if($yval==0){
    401 		    $w->createLine($beginx,$y,$width,$y,
    402 				   -tags=>['axes'],-width=>1);
    403 		}else{
    404 		    if($y-$maxlabelheight>=$lasty){
    405 			$w->createLine($beginx,$y,$width,$y,
    406 				       -tags=>['axes'],-width=>1,
    407 				       -stipple=>'gray50');
    408 			
    409 			$lasty=$y;
    410 		    }
    411 		}
    412 	    }
    413 	    
    414 	    # place x axis labels at proper spacing
    415 	    my$topxval=int($graph->{"maxx"}*$xscale+1.)*$ixscale;
    416 	    my$pixelperx=$useablex/($graph->{"maxx"}-$graph->{"minx"});
    417 	    
    418 	    for(my$i=0;;$i++){
    419 		my$xval= $topxval-$i*$ixscale;
    420 		my$x= $width-($graph->{"maxx"}-$xval)*$pixelperx;
    421 		
    422 		last if($x<$beginx);
    423 		# bounding boxen are hard.  place temp labels.
    424 		$w->createText(-1,-1,-anchor=>'e',-tags=>['foo'],-text=>"$xval");
    425 	    }
    426 	    
    427 	    ($x1,$y1,$x2,$y2)=$w->bbox('foo');
    428 	    my$maxxlabelwidth=$x2-$x1;
    429 	    $w->delete('foo');
    430 	    my$lastx=$width;
    431 	    
    432 	    for(my$i=0;;$i++){
    433 		my$xval= $topxval-$i*$ixscale;
    434 		my$x= $width-($graph->{"maxx"}-$xval)*$pixelperx;
    435 		
    436 		last if($x-$maxxlabelwidth/2<0 || $x<$beginx);
    437 		if($xval==0 && $x<$width){
    438 		    $w->createLine($x,0,$x,$useabley,-tags=>['axes'],-width=>1);
    439 		}
    440 	    
    441 		if($x+$maxxlabelwidth<=$lastx){
    442 		    $w->createText($x,$height-1,-anchor=>'s',-tags=>['xlabel'],-text=>"$xval");
    443 		    $w->createLine($x,0,$x,$useabley,-tags=>['axes'],-width=>1,-stipple=>"gray50");
    444 		    $lastx=$x;
    445 		}
    446 	    }
    447 	    $graph->{"labelheight"}=$maxlabelheight;
    448 	    $graph->{"xo"}=$beginx;
    449 	    $graph->{"ppx"}=$pixelperx;
    450 	    $graph->{"ppy"}=$pixelpery;
    451 	}
    452 
    453 	# plot the files
    454 	$count=0;
    455 	my$legendy=$graph->{"labelheight"}/2;
    456 	for(my$i=0;$i<$panel_count;$i++){
    457 	    if($graph->{"vars"}->[$i]){
    458 		$count++; # count here for legend color selection stability
    459 		if(defined($data[$i])){
    460 		    # place a legend placard;
    461 		    my$color=$colors[($count-1)%($#colors+1)];
    462 		    $w->createText($width,$legendy,-anchor=>'e',-tags=>['legend'],
    463 				   -fill=>$color,-text=>$panel_keys[$i]);
    464 		    $legendy+=$graph->{"labelheight"};
    465 
    466 		    # plot the lines
    467 		    my@pairs=map{if(/^\s*(-?[0-9\.]*)[ ,]+(-?[0-9\.]*)/){
    468 			(($1-$graph->{"minx"})*$graph->{"ppx"}+$graph->{"xo"},
    469 			 (-$2+$graph->{"maxy"})*$graph->{"ppy"})}} (@{$data[$i]});
    470 		    
    471 		    $w->createLine((@pairs),-fill=>$color,-tags=>['lines']);
    472 		}
    473 	    }
    474 	}
    475     }
    476 }    
    477 
    478 sub draw_graph{
    479 
    480     if($onecrop){
    481 	$onestate{"minx"}=undef;
    482 	$onestate{"miny"}=undef;
    483 	$onestate{"maxx"}=undef;
    484 	$onestate{"maxy"}=undef;
    485     }
    486     if($twocrop){
    487 	$twostate{"minx"}=undef;
    488 	$twostate{"miny"}=undef;
    489 	$twostate{"maxx"}=undef;
    490 	$twostate{"maxy"}=undef;
    491     }
    492 
    493     for(my$i=0;$i<$panel_count;$i++){
    494 	if($twostate{"vars"}->[$i]){
    495 	    
    496 	    #re-place the canvases
    497 	    
    498 	    $oneresize->place(-x=>5,-y=>5,-anchor=>'nw');
    499 
    500 	    $one->place(-relwidth=>1.,-width=>-10,-relheight=>.5,
    501 			 -height=>($graphy/2)-5-$oneresize->reqheight(),
    502 			 -x=>5,-y=>5+$oneresize->reqheight,-anchor=>'nw');
    503 	    
    504 	    $tworesize->place(-rely=>1.,-y=>5,-anchor=>'nw',-in=>$one);
    505 	    $two->place(-relwidth=>1.,-relheight=>1.,-rely=>1.,
    506 			-y=>5+$tworesize->reqheight(),-anchor=>'nw',-in=>$one);
    507 
    508 	    graphhelper(\%onestate);
    509 	    graphhelper(\%twostate);
    510 	    return;
    511 	}
    512     }
    513 
    514     $oneresize->place(-x=>5,-y=>5,-anchor=>'nw');
    515     
    516     $one->place(-relwidth=>1.,-width=>-10,-relheight=>1.,
    517 		 -height=>$graphy-5-$oneresize->reqheight(),
    518 		 -x=>5,-y=>5+$oneresize->reqheight,-anchor=>'nw');
    519     
    520     $tworesize->placeForget();
    521     $two->placeForget();
    522 
    523     graphhelper(\%onestate);
    524 }
    525 
    526 sub depopulate_panel{
    527     my $win;
    528     foreach $win (@panel_labels){
    529 	$win->destroy();
    530     }
    531     @panel_labels=();
    532     foreach $win (@panel_ones){
    533 	$win->destroy();
    534     }
    535     @panel_ones=();
    536     foreach $win (@panel_twos){
    537 	$win->destroy();
    538     }
    539     @panel_twos=();
    540     @panel_keys=();
    541 }
    542 
    543 sub populate_panel{
    544     my $localy=$panely;
    545     my $key;
    546     my $i=0;
    547     foreach $key (sort (keys %bases)){
    548 	$panel_keys[$i]=$key;
    549 	if(!defined($panel_onevars[$i])){
    550 	    $panel_onevars[$i]=0;
    551 	    $panel_twovars[$i]=0;
    552 	}
    553 
    554 	my $temp=$panel_twos[$i]=$panel_shell->
    555 	    Checkbutton(-variable=>\$panel_twovars[$i],-command=>['main::draw_graph'],-text=>'2')->
    556 	    place(-y=>$localy,-x=>-5,-anchor=>"ne",-relx=>1.);
    557 	my $oney=$temp->reqheight();
    558 	my $onex=$temp->reqwidth()+15;
    559 
    560 	$temp=$panel_ones[$i]=$panel_shell->
    561 	    Checkbutton(-variable=>\$panel_onevars[$i],-command=>['main::draw_graph'],-text=>'1')->
    562 	    place(-y=>0,-x=>0,-anchor=>"ne",-in=>$temp,-bordermode=>'outside');
    563 	$oney=$temp->reqheight() if ($oney<$temp->reqheight());
    564 	$onex+=$temp->reqwidth();
    565 
    566 	$temp=$panel_labels[$i]=$panel_shell->Label(-text=>$key,-class=>'Field',-justify=>'left')->
    567 	    place(-y=>$localy,-x=>5,-anchor=>"nw",-relwidth=>1.,-width=>-$onex,
    568 		  -bordermode=>'outside');
    569 	$oney=$temp->reqheight() if ($oney<$temp->reqheight());
    570 	
    571 	$localy+=$oney+2;
    572 	$i++;
    573     }
    574     $panel_count=$i;    
    575 
    576     $localy+=$panel_quit->reqheight()+50;
    577     my $geometry=$panel->geometry();
    578     $geometry=~/^(\d+)/;
    579 
    580     $panel->configure(-height=>$localy);
    581     $panel->configure(-width=>$1);
    582 }
    583 
    584 sub Shutdown{
    585   Tk::exit();
    586 }
    587 
    588 sub Status{
    589     my$text=shift @_;
    590     $graph_status->configure(-text=>"$text");
    591     $toplevel->update();
    592 }
    593 
    594 sub scan_directory{
    595     
    596     %bases=();
    597     my$count=0;
    598 
    599     $first_file=undef;
    600     $last_file=undef;
    601 
    602     if(opendir(D,".")){
    603         my$file;
    604         while(defined($file=readdir(D))){
    605 	    if($file=~m/^(\S*)_(\d+).m/){
    606 		$bases{"$1"}="0";
    607 		$first_file=$2 if(!defined($first_file) || $2<$first_file);
    608 		$last_file=$2 if(!defined($last_file) || $2>$last_file);
    609 		$count++;
    610 		
    611 		Status("Reading... $count")if($count%117==0);
    612 	    }
    613         }	
    614         closedir(D);
    615     }
    616     Status("Done Reading: $count files");
    617     depopulate_panel();
    618     populate_panel();
    619     
    620     $fileno=$first_file if($fileno<$first_file);
    621     $fileno=$last_file if($fileno>$last_file);
    622 
    623     $graph_slider->configure(-from=>$first_file,-to=>$last_file);
    624 
    625 }
    626 
    627 
    628 
    629 
    630 
    631