First implementation of senfutil.Doxygen

[senf.git] / site_scons / lib / dot-munge.pl

diff --git a/site_scons/lib/dot-munge.pl b/site_scons/lib/dot-munge.pl
new file mode 100755 (executable)
index 0000000..263b44e
--- /dev/null
+++ b/site_scons/lib/dot-munge.pl
@@ -0,0 +1,38 @@
+#!/usr/bin/perl -i -n
+
+# Reduce fontsize and change font
+s/fontsize=10/fontsize=8/g; 
+s/fontname="FreeSans.ttf"/fontname="Verdana"/g;
+
+# Wrap long labels (templates and pathnames)
+if (/label=\"([^"]{48,})\"/) {                              #"])){ # To make emacs happy ...
+    $pre=$`; 
+    $post=$';                                               #';    # To make emacs happy ...
+    $label=$1;
+
+    # Break at each komma or /
+    $label=~s{[,/]}{$&\\r\\ \\ \\ \\ \\ \\ \\ \\ }g; 
+
+    # If more than one '<' is in the label, break after each '<'
+    if (($label=~tr/</</)>1) { 
+        $label=~s/</<\\r\\ \\ \\ \\ \\ \\ \\ \\ /g;
+    }
+
+    # If at least one break is in there ...
+    if ($label=~/\\r/) {
+    # If it's a pathname, make all but the last line flush left
+    # Otherwise only make first line flush left
+    if ($label=~m{/}) {
+        $label=~s/\\r(\\ )*/\\ \\ \\ \\ \\ \\ \\ \\ \\l/g;
+        # Re-add blanks before last line
+        $label=~s/^.*\\l/$&\\ \\ \\ \\ \\ \\ \\ \\ /;
+    } else {
+        $label=~s/\\r/\\ \\ \\ \\ \\ \\ \\ \\ \\l/;
+    }
+        # Make last line flush right
+        $label.="\\r";
+    }
+    print "${pre}label=\"${label}\"${post}";
+} else { 
+    print;
+}