my @imglist = sort {$a->{-base} cmp $b->{-base}} @rimglist;
undef @rimglist; # optimize away unsorted versions
+ print "Dir: $self->{-fullpath}\n" if ($debug);
+
# 1. first of all, fill title for this directory and create hidden subdirs
$self->initdir;
-# 2. iterate through subdirectories to get their titles filled
+# 2. recurse into subdirectories to get their titles filled
# before we start writing out subalbum list
foreach my $dir(@dirlist) {
- print "Dir: $dir->{-fullpath}\n" if ($debug);
$dir->iterate;
}
-# 3. start building index.html for the directory
-# 4. iterate through subdirectories to build subalbums list
-# 5. iterate through images to build cross-links
+# 3. iterate through images to build cross-links,
+
+ my $previmg = undef;
+ foreach my $img(@imglist) {
+ # list-linking must be done before generating
+ # aux html because aux pages rely on prev/next refs
+ if ($previmg) {
+ $previmg->{-nextimg} = $img;
+ $img->{-previmg} = $previmg;
+ }
+ $previmg=$img;
+ }
+
+# 4. create scaled versions and aux html pages
foreach my $img(@imglist) {
- print "Img: $img->{-fullpath}\n" if ($debug);
+ # scaled versions must be generated before aux html
+ # and main image index because they both rely on
+ # refs to scaled images and they may be just original
+ # images, this is not known before we try scaling.
+ $img->makescaled;
+ # finally, make aux html pages
+ $img->makeaux;
}
-# 6. iterate through images to build thumb list and aux html files
-# 7. comlplete building index.html for the directory
+# 5. start building index.html for the directory
+
+ $self->startindex;
+
+# 6. iterate through subdirectories to build subalbums list
+
+ if (@dirlist) {
+ $self->startsublist;
+ foreach my $dir(@dirlist) {
+ $dir->sub_entry;
+ }
+ $self->endsublist;
+ }
+# 7. iterate through images to build thumb list
+
+ if (@imglist) {
+ $self->startimglist;
+ foreach my $img(@imglist) {
+ print "Img: $img->{-fullpath}\n" if ($debug);
+ $img->img_entry;
+ }
+ $self->endimglist;
+ }
+
+# 8. comlplete building index.html for the directory
+
+ $self->endindex;
}
sub isdir {
}
}
unless ($title) {
- $title=substr($fullpath,length($self->{-root}))
+ $title=substr($fullpath,length($self->{-root}));
}
$self->{-title}=$title;
print "title in $fullpath is $title\n" if ($debug);
}
+sub makescaled {
+ my $self = shift;
+ my $fn = $self->{-fullpath};
+ my $name = $self->{-base};
+ my $dn = $self->{-parent}->{-fullpath};
+ my ($w, $h) = dim($self->{-info});
+ my $max = ($w > $h)?$w:$h;
+
+ foreach my $size(@sizes) {
+ my $nref = '.'.$size.'/'.$name;
+ my $nfn = $dn.'/'.$nref;
+ my $factor=$size/$max;
+ if ($factor >= 1) {
+ $self->{$size} = $name; # unscaled version will do
+ } else {
+ $self->{$size} = $nref;
+ if (isnewer($fn,$nfn)) {
+ doscaling($fn,$nfn,$factor,$w,$h);
+ }
+ }
+ }
+}
+
+sub isnewer {
+ my ($fn1,$fn2) = @_; # this is not a method
+ my @stat1=stat($fn1);
+ my @stat2=stat($fn2);
+ return (!@stat2 || ($stat1[9] > $stat2[9]));
+ # true if $fn2 is absent or is older than $fn1
+}
+
+sub doscaling {
+ my ($src,$dest,$factor,$w,$h) = @_; # this is not a method
+ my $im = new Image::Magick;
+ my $err;
+ print "doscaling $src -> $dest by $factor\n" if ($debug);
+ $err = $im->Read($src);
+ unless ($err) {
+ $im->Scale(width=>$w*$factor,height=>$h*$factor);
+ $err=$im->Write($dest);
+ warn "ImageMagick: write \"$dest\": $err" if ($err);
+ } else { # fallback to command-line tools
+ warn "ImageMagick: read \"$src\": $err";
+ system("djpeg \"$src\" | pnmscale \"$factor\" | cjpeg >\"$dest\"");
+ }
+ undef $im;
+}
+
+sub makeaux {
+ my $self = shift;
+ my $name = $self->{-base};
+ my $dn = $self->{-parent}->{-fullpath};
+ my $pref = $self->{-previmg}->{-base};
+ my $nref = $self->{-nextimg}->{-base};
+ my $inc = $self->{-inc};
+ my $title = $self->{-info}->{'Comment'};
+ $title = $name unless ($title);
+
+ print "slide: \"$pref\"->\"$name\"->\"$nref\"\n" if ($debug);
+
+ # slideshow
+ for my $refresh('static', 'slide') {
+ my $fn = sprintf("%s/.html/%s-%s.html",$dn,$name,$refresh);
+ my $bakref = sprintf("%s-%s.html",$pref,$refresh);
+ my $fwdref = sprintf("%s-%s.html",$nref,$refresh);
+ my $imgsrc = sprintf("../.%s/%s",$sizes[1],$name);
+ my $toggleref;
+ my $toggletext;
+ if ($refresh eq 'slide') {
+ $toggleref=sprintf("%s-static.html",$name);
+ $toggletext = 'Stop!';
+ } else {
+ $toggleref=sprintf("%s-slide.html",$name);
+ $toggletext = 'Play->';
+ }
+ my $F;
+ unless (open($F,'>'.$fn)) {
+ warn "cannot open \"$fn\": $!";
+ next;
+ }
+ if ($refresh eq 'slide') {
+ print $F start_html(-title=>$title,
+ -bgcolor=>"#808080",
+ -head=>meta({-http_equiv=>'Refresh',
+ -content=>"3; url=$fwdref"}),
+ -style=>{-src=>$inc."gallery.css"},
+ ),"\n";
+
+ } else {
+ print $F start_html(-title=>$title,
+ -bgcolor=>"#808080",
+ -style=>{-src=>$inc."gallery.css"},
+ ),"\n";
+ }
+ print $F start_center,"\n",
+ h1($title),
+ a({-href=>"../index.html"},"Index")," | ",
+ a({-href=>$bakref},"<<Prev")," | ",
+ a({-href=>$toggleref},$toggletext)," | ",
+ a({-href=>$fwdref},"Next>>"),
+ p,
+ img({-src=>$imgsrc}),"\n",
+ end_center,"\n",
+ end_html,"\n";
+ close($F);
+ }
+}
+
+sub startindex {
+ my $self = shift;
+ my $fn = $self->{-fullpath}.'/index.html';
+ my $IND;
+ unless (open($IND,'>'.$fn)) {
+ warn "cannot open $fn: $!";
+ return;
+ }
+ $self->{-IND} = $IND;
+
+ my $inc = $self->{-inc};
+ my $title = $self->{-title};
+ print $IND start_html(-title => $title,
+ -style=>{-src=>[$inc."gallery.css",
+ $inc."lightbox.css"]},
+ -script=>[{-code=>"var incPrefix='$inc';"},
+ {-src=>$inc."gallery.js"},
+ {-src=>$inc."lightbox.js"}]),
+ a({-href=>"../index.html"},"UP"),"\n",
+ start_center,"\n",
+ h1($title),"\n",
+ "\n";
+}
+
+sub endindex {
+ my $self = shift;
+ my $IND = $self->{-IND};
+
+ print $IND end_center,end_html,"\n";
+
+ close($IND) if ($IND);
+ undef $self->{-IND};
+}
+
+sub startsublist {
+ my $self = shift;
+ my $IND = $self->{-IND};
+
+ print $IND h2("Albums"),"\n",start_table,"\n";
+}
+
+sub sub_entry {
+ my $self = shift;
+ my $IND = $self->{-parent}->{-IND};
+ my $name = $self->{-base};
+ my $title = $self->{-title};
+
+ print $IND Tr(td(a({-href=>$name.'/index.html'},$name)),
+ td(a({-href=>$name.'/index.html'},$title))),"\n";
+}
+
+sub endsublist {
+ my $self = shift;
+ my $IND = $self->{-IND};
+
+ print $IND end_table,"\n",br({-clear=>'all'}),hr,"\n\n";
+}
+
+sub startimglist {
+ my $self = shift;
+ my $IND = $self->{-IND};
+
+ print $IND h2("Images"),"\n";
+}
+
+sub img_entry {
+ my $self = shift;
+ my $IND = $self->{-parent}->{-IND};
+ my $name = $self->{-base};
+
+ print $IND a({-href=>$name},$name),"\n";
+}
+
+sub endimglist {
+ my $self = shift;
+ my $IND = $self->{-IND};
+
+ print $IND br({-clear=>'all'}),hr,"\n\n";
+}
+
######################################################################
=cut
######################################################################
# write HTML header
- print start_html(-title => $title,
-style=>{-src=>[$inc."gallery.css",
$inc."lightbox.css"]},
-script=>[{-code=>"var incPrefix='$inc';"},