--- loncom/xml/londefdef.pm	2005/12/06 22:55:31	1.302
+++ loncom/xml/londefdef.pm	2006/01/13 21:05:57	1.302.2.3
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.302 2005/12/06 22:55:31 foxr Exp $
+# $Id: londefdef.pm,v 1.302.2.3 2006/01/13 21:05:57 albertel Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -594,25 +594,34 @@ sub end_body {
     return $currentstring;
 }
 
+# \begin{center} causes a new paragprah spacing that looks odd inside 
+# of a table cell
+sub center_correction { return '\vspace*{-6 mm}'; }
 #-- <center> tag (end tag required)
 sub start_center {
-    my ($target,$token) = @_;
+    my ($target,$token,$tagstack) = @_;
     my $currentstring = &end_p();	# Close off any prior para.
     if ($target eq 'web') {
 	$currentstring .= $token->[4];     
     } elsif ($target eq 'tex') {
+	if (&is_inside_of($tagstack, "table")) {
+	    $currentstring .= &center_correction();
+	}
 	$currentstring .= '\begin{center}';  
     }
     return $currentstring;
 }
 
 sub end_center {
-    my ($target,$token) = @_;
+    my ($target,$token,$tagstack) = @_;
     my $currentstring = '';
     if ($target eq 'web') {
 	$currentstring = $token->[2];     
     } elsif ($target eq 'tex') {
 	$currentstring = '\end{center}';  
+	if (&is_inside_of($tagstack, "table")) {
+	    #$currentstring .= &center_correction();
+	}
     }
     return $currentstring;
 }
@@ -1183,6 +1192,10 @@ sub start_p {
 	if ($align eq 'center') {
 	    $currentstring .='\begin{center}\par';
 	    $closing_string = '\end{center}';
+	    if (&is_inside_of($tagstack, "table")) {
+		$currentstring = &center_correction().$currentstring;
+		#$closing_string .= &center_correction();
+	    }
 	} elsif ($align eq 'right') {
 	    $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{';
 	    $closing_string= '}}';
@@ -1524,6 +1537,10 @@ sub start_div {
 	if ($align eq 'center') {
 	    $currentstring .= '\begin{center}';
 	    $endstring      = '\end{center}';
+	    if (&is_inside_of($tagstack, "table")) {
+		$currentstring = &center_correction().$currentstring;
+		#$endstring .= &center_correction();
+	    }
 	}
 	elsif ($align eq 'right') {
 	    $currentstring .= '\begin{flushright}';
@@ -1944,11 +1961,16 @@ sub start_table {
 
 	# width either comes forced from the TeXwidth or the width parameters.
 	# in either case it can be a percentage or absolute width.
-
+	# in the width case we ignore absolute width 
 	my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
-	if (not defined $TeXwidth) {
-	    $TeXwidth = &Apache::lonxml::get_param('width',$parstack,$safeeval,undef,1);
-
+	if (!defined($TeXwidth)) {
+	    my $htmlwidth = &Apache::lonxml::get_param('width',$parstack,
+						       $safeeval,undef,1);
+	    if ($htmlwidth =~ /%/) {
+		$TeXwidth = $htmlwidth;
+	    } else { 
+		$TeXwidth = $textwidth;
+	    }
 	} else {
 	    $Apache::londefdef::table[-1]{'forcedtablewidth'} = 1;
 	}
@@ -2188,15 +2210,13 @@ sub end_table {
 	for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
 	    for (my $jn=0;$jn<=$#fwidth;$jn++) {
 		if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {
-		    # $output.='\vspace*{-6 mm}\begin{center}';
-		    $output.='\begin{center}';
+		    $output.=&center_correction().'\begin{center}';
 		} elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {
 		    $output.=' \hfill \llap{'
 		}
 		$output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn];
 		if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {
-		    # $output.='\end{center}\vspace*{-6 mm}';
-		    $output.='\end{center}';
+		    $output.='\end{center}';#.&center_correction();
 		} elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {
 		    $output.='} ';
 		}
@@ -2633,8 +2653,9 @@ sub start_img {
 						  $safeeval,
 						  undef,1));
 	if(!$align) {
+	    # disabled for now see BUG#4535
 	    if (&is_inside_of($tagstack, "table")) {
-		$align = "right";      # Force wraptext use. 
+		$align = "top";      # Force top of image to top of table cell 
 	    } else {
 		$align = "bottom";	# This is html's default so it's ours too.
 	    }