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package Gtk2::CV; |
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|
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use Gtk2; |
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use Glib; |
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|
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use IO::AIO; |
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|
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BEGIN { |
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use XSLoader; |
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|
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$VERSION = '1.1'; |
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|
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XSLoader::load "Gtk2::CV", $VERSION; |
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} |
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|
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my $aio_source; |
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|
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# we use a low priority to give GUI interactions as high a priority |
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# as possible. |
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sub enable_aio { |
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$aio_source ||= |
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add_watch Glib::IO IO::AIO::poll_fileno, |
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in => sub { IO::AIO::poll_cb; 1 }, |
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undef, |
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&Glib::G_PRIORITY_LOW; |
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} |
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|
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sub disable_aio { |
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remove Glib::Source $aio_source if $aio_source; |
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undef $aio_source; |
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} |
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|
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enable_aio; |
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IO::AIO::max_outstanding 128; |
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|
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sub find_rcfile($) { |
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my $path; |
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|
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for (@INC) { |
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$path = "$_/Gtk2/CV/$_[0]"; |
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return $path if -r $path; |
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} |
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|
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die "FATAL: can't find required file $_[0]\n"; |
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} |
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|
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sub require_image($) { |
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new_from_file Gtk2::Gdk::Pixbuf find_rcfile "images/$_[0]"; |
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} |
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|
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sub dealpha_compose($) { |
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return $_[0] unless $_[0]->get_has_alpha; |
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|
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Gtk2::CV::dealpha_expose $_[0]->composite_color_simple ( |
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$_[0]->get_width, $_[0]->get_height, |
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'nearest', 255, 16, 0xffc0c0c0, 0xff606060, |
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) |
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} |
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|
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# TODO: make preferences |
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sub dealpha($) { |
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&dealpha_compose |
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} |
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|
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1; |
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