basic slideshow implemented

diff --git a/mkgallery.pl b/mkgallery.pl
index baa7ceacd1b72c8e37cb81da8a15498c853b9ec3..506e398152b0bb51bea37a0ff7909619cae7cc18 100755 (executable)
--- a/mkgallery.pl
+++ b/mkgallery.pl
@@ -84,12 +84,27 @@ sub processdir {
 
 # create picture gallery
 
+       my @piclist=();
+       my @infolist=();
+
        my $haspics=0;
        &iteratedir($D,$start,$dir,sub {
                my ($start,$dir,$base)=@_;
                my $en=sprintf("%s/%s/%s",$start,$dir,$base);
                return unless ( -f $en );
-               $haspics=1 if (&processfile($start,$dir,$base,$en));
+               my $info = image_info($en);
+               if (my $error = $info->{error}) {
+                       if (($error !~ "Unrecognized file format") &&
+                           ($error !~ "Can't read head")) {
+                               print STDERR "File \"$en\": $error\n";
+                       }
+                       return;
+               }
+               if (&processfile($start,$dir,$base,$en,$info)) {
+                       $haspics=1;
+                       push(@piclist,$base);
+                       push(@infolist,$info);
+               }
        });
 
 # write HTML footer
@@ -101,6 +116,21 @@ sub processdir {
 
        close(STDOUT);
        closedir($D);
+
+# generate html files for slideshow from @piclist
+
+       for (my $i=0;$i<=$#piclist;$i++) {
+               my $base=$piclist[$i];
+               my $pbase;
+               my $nbase;
+               $pbase=$piclist[$i-1] if ($i>0);
+               $nbase=$piclist[$i+1] if ($i<$#piclist);
+               for my $refresh('static','slide') {
+                       &mkauxfile($start,$dir,$pbase,$base,$nbase,
+                                       $refresh,$infolist[$i]);
+               }
+       }
+
 }
 
 #############################################################
@@ -174,16 +204,8 @@ sub subalbum {
 }
 
 sub processfile {
-       my ($start,$dir,$base,$fn)=@_;
+       my ($start,$dir,$base,$fn,$info)=@_;
 
-       my $info = image_info($fn);
-       if (my $error = $info->{error}) {
-               if (($error !~ "Unrecognized file format") &&
-                   ($error !~ "Can't read head")) {
-                       print STDERR "File \"$fn\": $error\n";
-               }
-               return 0;
-       }
        my ($w,$h) = dim($info);
        my $title=$info->{'Comment'};
        $title=$base unless ($title);
@@ -191,7 +213,7 @@ sub processfile {
        my $medium=&scale($start,$dir,$base,$fn,640,$info);
        print &infobox($info,$base,$fn),"\n";
        print table({-class=>'slide'},Tr(td(
-               a({-href=>".info/$base.html",
+               a({-href=>".html/$base-info.html",
                        -onClick=>"return showIbox('$base');"},$title),
                br,
                a({-href=>$medium,-rel=>"lightbox",-title=>$title},
@@ -199,9 +221,6 @@ sub processfile {
                br,
                a({-href=>$base},"($w x $h)"),
                br))),"\n";
-       #for my $k(keys %$info) {
-       #       print "\t$k:\t$info->{$k}<br>\n";
-       #}
        return 1;
 }
 
@@ -237,6 +256,43 @@ sub infobox {
        return $msg;
 }
 
+sub mkauxfile {
+       my ($start,$dir,$pbase,$base,$nbase,$refresh,$info) =@_;
+       my $en=sprintf("%s/%s/.html/%s-%s.html",$start,$dir,$base,$refresh);
+       my $pref;
+       my $nref;
+       if ($pbase) {
+               $pref=sprintf("%s-%s.html",$pbase,$refresh);
+       } else {
+               $pref="../";
+       }
+       if ($nbase) {
+               $nref=sprintf("%s-%s.html",$nbase,$refresh);
+       } else {
+               $nref="../";
+       }
+
+       my $tdir=sprintf "%s/%s/.html",$start,$dir;
+       mkdir($tdir,0755) unless ( -d $tdir );
+
+       unless (open(STDOUT,">".$en)) {
+               warn "cannot open $en: $!";
+               return;
+       }
+       my $title=$info->{'Comment'};
+       $title=$base unless ($title);
+       if ($refresh eq 'slide') {
+               print start_html(-title=>$title,
+                       -head=>meta({-http_equiv=>'Refresh',
+                               -content=>"3; url=$nref"})),"\n";
+       } else {
+               print start_html(-title=>$title),"\n";
+       }
+       print img({-src=>"../.640/".$base});
+       print end_html,"\n";
+       close(STDOUT);
+}
+
 sub scale {
        my ($start,$dir,$base,$fn,$tsize,$info)=@_;
        my ($w,$h) = dim($info);