--- loncom/homework/edit.pm	2003/12/18 19:59:24	1.74
+++ loncom/homework/edit.pm	2004/01/14 22:59:18	1.77
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # edit mode helpers
 #
-# $Id: edit.pm,v 1.74 2003/12/18 19:59:24 albertel Exp $
+# $Id: edit.pm,v 1.77 2004/01/14 22:59:18 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -739,33 +739,45 @@ ENDBUTTON
     return $result;
 }
 
-# coordinate pair (x1,y1)-(x2,y2)
-sub entercoordpair {
-    my ($id,$mode,$width,$height) = @_;
+# coordinates (x1,y1)-(x2,y2)...
+# mode can be either box, or polygon
+sub entercoord {
+    my ($idx,$mode,$width,$height,$type) = @_;
     unless ($Apache::edit::bgimgsrc) { return ''; }
-    my $bgfile=&Apache::lonnet::escape($Apache::edit::bgimgsrc);
+    my $bgfile=&Apache::lonnet::escape(&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$Apache::edit::bgimgsrc));
+    &Apache::lonnet::logthis($Apache::edit::bgfile);
     my $form    = 'lonhomework';
     my $element;
     if (! defined($mode) || $mode eq 'attribute') {
-        $element = &Apache::lonnet::escape("$id\_$Apache::lonxml::curdepth");
+        $element = &Apache::lonnet::escape("$idx\_$Apache::lonxml::curdepth");
     } elsif ($mode eq 'textnode') {  # for data between <tag> ... </tag>
         $element = &Apache::lonnet::escape('homework_edit_'.
                                            $Apache::lonxml::curdepth);
     }
-    my $formheight='';
+    my $id=$Apache::lonxml::curdepth;
+    my %data=("imagechoice.$id.type"      =>$type,
+	      "imagechoice.$id.formname"  =>$form,
+	      "imagechoice.$id.file"      =>$bgfile,
+	      "imagechoice.$id.formcoord" =>$element);
     if ($height) {
-	$formheight='&formheight='.$height.'_'.$Apache::edit::bgimgsrccurdepth;
+	$data{"imagechoice.$id.formheight"}=$height.'_'.
+	    $Apache::edit::bgimgsrccurdepth;
     }
-    my $formwidth='';
     if ($width) {
-	$formwidth='&formwidth='.$width.'_'.$Apache::edit::bgimgsrccurdepth;
+	$data{"imagechoice.$id.formwidth"}=$width.'_'.
+	    $Apache::edit::bgimgsrccurdepth;
     }
-    my $result = <<"ENDBUTTON";
-<a href="/cgi-bin/imagechoice.pl?mode=pair&formname=$form&file=$bgfile$formheight$formwidth&formcoord=$element"
-target="imagechoice">Click Coordinate Pair</a>
-ENDBUTTON
+    &Apache::lonnet::appenv(%data);
+    my $text="Enter Coordinates";
+    if ($type eq 'polygon') { $text='Create Polygon Data'; }
+    my $result='<a href="/adm/imagechoice?token='.$id.'" target="imagechoice">'.$text.'</a>';
     return $result;
 }
+
+sub deletecoorddata {
+    &Apache::lonnet::delenv("imagechoice\\.");
+}
+
 #----------------------------------------------------- browse
 sub browse {
     # insert a link to call up the filesystem browser (lonindexer)