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Diff for /loncom/homework/randomlabel.pm between versions 1.2 and 1.3

version 1.2, 2001/08/29 19:48:26 version 1.3, 2001/08/30 19:39:12
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # random labelling tool  # random labelling tool
 # 7/20/2001 Isaac Tsai  # 7/20/2001 Isaac Tsai, initial syntax
 # 8/10/2001 Isaac Tsai  # 8/10/2001 Isaac Tsai, 
   # 8/30/2001 Isaac Tsai, 
 # SYNTAX:  # SYNTAX:
 # <randomlabel bgimg=URL code=JAVACLASS codebase=URL width=12 height=45>  # <randomlabel bgimg=URL code=JAVACLASS codebase=URL width=12 height=45>
 #    <labelgroup name=GroupOne type=image>  #    <labelgroup name=GroupOne type=image>
Line 16 Line 17
 #      <location x=12 y=45 />  #      <location x=12 y=45 />
 #      <location x=32 y=65 />  #      <location x=32 y=65 />
 #      <location x=21 y=54 />  #      <location x=21 y=54 />
 #      <label>TEXT</label>  #      <label>TEXT-1</label>
 #      <label>TEXT</label>  #      <label>TEXT-2</label>
 #      <label>TEXT</label>  #      <label>TEXT-3</label>
 #    </labelgroup>  #    </labelgroup>
 #   </randomlabel>  #   </randomlabel>
 #  ===========================================  #  ===========================================
 #    location (123,456): $GroupOne[1] = ...  #  side effect:
 #             (321,654): $GroupOne[2] = ...  #    location (123,456): $GroupOne[0] = 2  # images give out indexes
 #             (213,546): $GroupOne[3] = ...  #             (321,654): $GroupOne[1] = 1
 #    location (12,45)  : $GroupOne[1] = ...  #             (213,546): $GroupOne[2] = 0
 #             (321,654): $GroupOne[2] = ...  #    location (12,45)  : $GroupTwo[0] = "TEXT-3"
 #             (213,546): $GroupOne[3] = ...  #             (32,65)  : $GroupTwo[1] = "TEXT-1"
   #             (21,54)  : $GroupTwo[2] = "TEXT-2"
 #  ===========================================  #  ===========================================
 package Apache::randomlabel;  package Apache::randomlabel;
 use strict;  use strict;
Line 45  sub start_randomlabel { Line 47  sub start_randomlabel {
   my $w= &Apache::lonxml::get_param('width',$parstack,$safeeval);    my $w= &Apache::lonxml::get_param('width',$parstack,$safeeval);
   my $h= &Apache::lonxml::get_param('height',$parstack,$safeeval);    my $h= &Apache::lonxml::get_param('height',$parstack,$safeeval);
       
   $result.="<applet code=$code codebase=$codebase width=\"$w\" height=\"$h\">";    $Apache::randomlabel::tlabel_cnt=0;
   $result.="<param name=\"bgimg\" value=\"$bgimg\">";    $Apache::randomlabel::ilabel_cnt=0;
   if ($target eq 'edit') {    if ($target eq 'web') {
   }      $result.="<applet code=$code codebase=$codebase width=\"$w\" height=\"$h\">";
   if ($target eq 'modified') {      $result.="<param name=\"bgimg\" value=\"$bgimg\">";
     } elsif ($target eq 'edit') {
     } elsif ($target eq 'modified') {
     } else {
   }    }
   return $result;    return $result;
 }  }
   
 sub end_randomlabel {  sub end_randomlabel {
   return '</applet><BR />';    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result='';
     my $count;
   
     $count = $Apache::randomlabel::tlabel_cnt;
     if( $count != 0) {
       $result.= "<param name=\"count\" value=\"$count\">";
     }
     $count = $Apache::randomlabel::ilabel_cnt;
     if( $count != 0) {
       $result.= "<param name=\"icount\" value=\"$count\">";
     }
     if ($target eq 'web') {
       $result .= "</applet><BR />";
     }
     return $result;
 }  }
   
 sub start_labelgroup {  sub start_labelgroup {
Line 69  sub start_labelgroup { Line 89  sub start_labelgroup {
   @Apache::randomlabel::xcoord = ();    @Apache::randomlabel::xcoord = ();
   @Apache::randomlabel::ycoord = ();    @Apache::randomlabel::ycoord = ();
   @Apache::randomlabel::label_arr  = ();    @Apache::randomlabel::label_arr  = ();
   return '';    return $result;
 }  }
   
 # begin to assign labels to locations  # begin to assign labels to locations
 sub end_labelgroup {  sub end_labelgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $gname = $Apache::randomlabel::groupname;    my $gname = $Apache::randomlabel::groupname;
   my $count = $#Apache::randomlabel::label_arr + 1;    my $count;
   my $type  = $Apache::randomlabel::type;    my $type  = $Apache::randomlabel::type;
   my $code;    my $code;
   my $out;    my $out;
   my $label;    my $label;
   my $x;    my $x;
   my $y;    my $y;
   my $text;    my $text='';
   my $str;    my $str;
   my $xstr;    my $xstr;
   my $ystr;    my $ystr;
   
   if( $type eq 'text') {  
     $text= "<param name=\"count\" value=\"$count\">";  
     $str = 'LB';  
     $xstr = 'X';  
     $ystr = 'Y';  
   }  
   if( $type eq 'image') {  
     $text= "<param name=\"icount\" value=\"$count\">";  
     $str = 'IMG';  
     $xstr = 'IX';  
     $ystr = 'IY';  
   }  
   my @idx_arr = (0 .. $#Apache::randomlabel::label_arr);    my @idx_arr = (0 .. $#Apache::randomlabel::label_arr);
   &Apache::structuretags::shuffle(\@idx_arr);    &Apache::structuretags::shuffle(\@idx_arr);
   for(0 .. $#Apache::randomlabel::label_arr) {    for(0 .. $#Apache::randomlabel::label_arr) {
     $label = "$Apache::randomlabel::label_arr[ $idx_arr[$_] ]";      $label = "$Apache::randomlabel::label_arr[ $idx_arr[$_] ]";
     $x = pop @Apache::randomlabel::xcoord;      if( $type eq 'text') {
     $y = pop @Apache::randomlabel::ycoord;        $code = "push(\@$gname, $label);" ;
     $text .= "<param name=\"" . $str  . $_ . "\" value=\"$label\">";        $str = 'LB'.$Apache::randomlabel::tlabel_cnt;
     $text .= "<param name=\"" . $xstr . $_ . "\" value=\"$x\"> ";        $xstr = 'X'.$Apache::randomlabel::tlabel_cnt;
     $text .= "<param name=\"" . $ystr . $_ . "\" value=\"$y\">";        $ystr = 'Y'.$Apache::randomlabel::tlabel_cnt;
     $code = "push(\@$gname, $label);" ;        $Apache::randomlabel::tlabel_cnt += 1;
       } elsif ( $type eq 'image') {
         $code = "push(\@$gname, $idx_arr[$_]);" ;
         $str = 'LB'.$Apache::randomlabel::ilabel_cnt;
         $xstr = 'X'.$Apache::randomlabel::ilabel_cnt;
         $ystr = 'Y'.$Apache::randomlabel::ilabel_cnt;
         $Apache::randomlabel::ilabel_cnt += 1;
       } else {
       }
       # $x = pop @Apache::randomlabel::xcoord;
       # $y = pop @Apache::randomlabel::ycoord;
       $x = $Apache::randomlabel::xcoord[$_];
       $y = $Apache::randomlabel::ycoord[$_];
       $text .= "<param name=\"" . $str  . "\" value=\"$label\">";
       $text .= "<param name=\"" . $xstr . "\" value=\"$x\"> ";
       $text .= "<param name=\"" . $ystr . "\" value=\"$y\">";
     $out=Apache::run::run($code,$safeeval);      $out=Apache::run::run($code,$safeeval);
   }    }
     
   return $text;    return $text;
 }  }
   
Line 121  sub start_location { Line 143  sub start_location {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $x= &Apache::lonxml::get_param('x',$parstack,$safeeval);    my $x= &Apache::lonxml::get_param('x',$parstack,$safeeval);
   my $y= &Apache::lonxml::get_param('y',$parstack,$safeeval);    my $y= &Apache::lonxml::get_param('y',$parstack,$safeeval);
     my $result='';
       
   push(@Apache::randomlabel::xcoord,$x);    push(@Apache::randomlabel::xcoord,$x);
   push(@Apache::randomlabel::ycoord,$y);     push(@Apache::randomlabel::ycoord,$y); 
   return '';    return $result;
 }  }
   
 sub end_location {  sub end_location {
   return '';    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result='';
     return $result;
 }  }
   
 # <label>$var_abc</label>  # <label>$var_abc</label>
 sub start_label {  sub start_label {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $ltext=&Apache::lonxml::get_all_text("/label",$$parser[$#$parser]);    my $ltext=&Apache::lonxml::get_all_text("/label",$$parser[$#$parser]);
     my $result='';
   
   push(@Apache::randomlabel::label_arr,$ltext);    push(@Apache::randomlabel::label_arr,$ltext);
   return '';    return $result;
 }  }
   
 sub end_label {  sub end_label {
   return '';    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result='';
   
     return $result;
 }  }
   
   
Removed from v.1.2  
changed lines
  Added in v.1.3

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