1 files changed, 89 insertions, 0 deletions
diff --git a/prompt_info/overlays.pl b/prompt_info/overlays.pl
new file mode 100644
index 0000000..47a3eef
--- /dev/null
+++ b/prompt_info/overlays.pl
@@ -0,0 +1,89 @@
+# temp place for dumping all the stuff that doesn't belong in uberprompt.
+
+# overlay  := { $num1 => line1, $num2 => line2 }
+# line     := [ region, region, region ]
+# region   := { start => x, end => y, ...? }
+
+my $overlay;
+
+
+
+sub _add_overlay_region {
+    my ($line, $start, $end, $text, $len) = @_;
+    my $region = { start => $start,
+                   end => $end,
+                   text => $text,
+                   len => $len };
+
+    my $o_line = $overlay->{$line};
+
+    unless (defined $o_line) {
+        $o_line = [];
+        $overlay->{$line} = $o_line;
+    }
+
+    foreach my $cur_region (@$o_line) {
+        if (_region_overlaps($cur_region, $region)) {
+            # do something.
+            print "Region overlaps";
+            last;
+        }
+    }
+
+    push @$o_line, $region;
+
+}
+
+sub _remove_overlay_region {
+    my ($line, $start, $end) = @_;
+
+    my $o_line = $overlay->{$line};
+    return unless $o_line;
+
+    my $i = 0;
+    foreach my $region (@$o_line) {
+        if ($region->{start} == $start && $region->{end} == $end) {
+            last;
+        }
+        $i++;
+    }
+    splice @$o_line, $i, 1, (); # remove it.
+}
+
+sub _redraw_overlay {
+    foreach my $line_num (sort keys %$overlay) {
+        my $line = $overlay->{$line_num};
+
+        foreach my $region (@$line) {
+            Irssi::gui_printtext($region->{start}, $line_num,
+                                 $region->{text});
+        }
+    }
+}
+
+sub init {
+
+}
+sub _clear_overlay {
+    Irssi::active_win->view->redraw();
+}
+
+sub _draw_overlay_menu {
+
+    my $w = 10;
+
+    my @lines = (
+                 '%7+' . ('-' x $w) . '+%n',
+                 sprintf('%%7|%%n%*s%%7|%%n', $w, 'bacon'),
+                 sprintf('|%*s|', $w, 'bacon'),
+                 sprintf('|%*s|', $w, 'bacon'),
+                 sprintf('|%*s|', $w, 'bacon'),
+                 sprintf('|%*s|', $w, 'bacon'),
+                 sprintf('|%*s|', $w, 'bacon'),
+                 '%7+' . ('-' x $w) . '+%n',
+                );
+    my $i = 10; # start vert offset.
+    for my $line (@lines) {
+        Irssi::gui_printtext(int ($term_w / 2), $i++, $line);
+    }
+}