(_gtk__Image_using_pixbuf) introduce new 'Image_using_pixbuf' widget:

like 'Image_using_pixmap', it renders using DITHER_MAX which is much
better on 16bpp displays but it also handle transparancy

1 files changed, 16 insertions, 0 deletions

diff --git a/perl-install/mygtk2.pm b/perl-install/mygtk2.pm
index 6d1ca13f4..113cc2ff6 100644
--- a/perl-install/mygtk2.pm
+++ b/perl-install/mygtk2.pm
@@ -312,6 +312,8 @@ sub _gtk__Pixbuf {
 
 # Image_using_pixmap is rendered using DITHER_MAX which is much better on 16bpp displays
 sub _gtk__Image_using_pixmap { &_gtk__Image }
+# Image_using_pixbuf is rendered using DITHER_MAX & transparency which is much better on 16bpp displays
+sub _gtk__Image_using_pixbuf { &_gtk__Image }
 sub _gtk__Image {
     my ($w, $opts, $class) = @_;
 
@@ -323,6 +325,20 @@ sub _gtk__Image {
             my ($w, $file) = @_;
             my $pixmap = mygtk2::pixmap_from_pixbuf($w, gtknew('Pixbuf', file => $file));
 	    $w->set_from_pixmap($pixmap, undef);
+        } : $class =~ /using_pixbuf/ ? sub { 
+            my ($w, $file) = @_;
+            my $pixbuf = _pixbuf_render_alpha(gtknew('Pixbuf', file => $file), 255);
+            my ($width, $height) = ($pixbuf->get_width, $pixbuf->get_height);
+            $w->set_size_request($width, $height);
+            $w->signal_connect(expose_event => sub {
+                                   if (!$w->{x}) {
+                                       my $alloc = $w->allocation;
+                                       $w->{x} = $alloc->x;
+                                       $w->{y} = $alloc->y;
+                                   }
+                                   $pixbuf->render_to_drawable($w->window, $w->style->fg_gc('normal'),
+                                                               0, 0, $w->{x}, $w->{y}, $width, $height, 'max', 0, 0);
+                               });
         } : sub { 
             my ($w, $file, $o_size) = @_;
             my $pixbuf = gtknew('Pixbuf', file => $file, if_($o_size, size => $o_size), flip => delete $opts->{flip});