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#!/opt/bin/perl |
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use Gtk2 -init; |
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use Gtk2::Gdk::Keysyms; |
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use Gtk2::CV::ImageWindow; |
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use Gtk2::CV::Schnauzer; |
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my $viewer; |
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my $schnauzer; |
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sub new_schnauzer { |
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my $w = new Gtk2::Window; |
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$w->add (my $s = new Gtk2::CV::Schnauzer); |
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$s->signal_connect (activate => sub { $viewer->load_image ($_[1]) }); |
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$s->signal_connect_after (key_press_event => \&std_keys); |
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$s->set_dir ("."); |
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$s; |
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} |
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sub std_keys { |
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my $key = $_[1]->keyval; |
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my $state = $_[1]->state; |
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my $ctrl = grep $_ eq "control-mask", @$state; |
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if ($key == $Gtk2::Gdk::Keysyms{q}) { |
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main_quit Gtk2; |
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} elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
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new_schnauzer->get_toplevel->show_all; |
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} else { |
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$schnauzer->handle_key ($key, $state); |
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} |
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1; |
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} |
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$viewer = new Gtk2::CV::ImageWindow; |
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$viewer->signal_connect (key_press_event => \&std_keys); |
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$viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
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$schnauzer = new_schnauzer; |
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my $mainwin = $schnauzer->get_toplevel; |
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$viewer->signal_connect (button3_press_event => sub { |
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$mainwin->visible |
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? $mainwin->hide |
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: $mainwin->show_all; |
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}); |
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if (@ARGV) { |
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$viewer->load_image ($ARGV[0]); |
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if (@ARGV > 1) { |
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$schnauzer->set_paths (\@ARGV); |
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} |
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} |
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$viewer->show_all; |
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main Gtk2; |
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=head1 NAME |
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cv - a fast gtk+ image viewer modeled after xv |
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=head1 SYNOPSIS |
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cv [file...] |
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=head1 DESCRIPTION |
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None yet. |
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=head2 THE IMAGE WINDOW |
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You can use the following keys in the image window: |
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q quit the program |
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< half the image size |
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> double the image size |
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, shrink the image by 10% |
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. enlarge the image by 10% |
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n reset to normal size |
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m maximize to screensize |
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M maxime to screensize, respecting image aspect |
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u uncrop |
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r set scaling mode to 'nearest' (fastest) |
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s set scaling mode to 'bilinear' (default) |
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S set scaling mode to 'hyper' (slowest) |
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t rotate clockwise 90° |
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T rotate counterclockwise° |
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ctrl-v open a new visual schnauzer window for the current dir |
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The following keys are redirected to the default visual schnauzer window: |
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space next image |
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backspace last image |
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=head2 THE VISUAL SCHNAUZER |
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You can use the following keys in the schnauzer window: |
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space move to and display next image |
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backspace move to and display previous image |
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return display selected picture |
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cursor keys move selection |
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page-up move one page up |
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page-down move one page down |
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home move to first file |
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end move to last file |
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ctrl-g generate icons for the selected files |
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ctrl-d delete selected files WITHOUT ASKING AGAIN |
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=head1 BUGS/TODO |
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rotate on disk |
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print |
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lots of ui issues |
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save(?) |
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preferences |
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ctrl-u in schnauzer |
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shift-cursor in schnauzer |
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=head1 AUTHOR |
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Marc Lehmann <cv@plan9.de>. |
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=cut |
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