[gthumb] fixed animations not running when zoommed out

[Paolo Bacchilega <paobac src gnome org>]

commit 8b05c94c7b2fe775a91695e5eab648d3b4509e9e
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Jan 19 18:59:28 2013 +0100

    fixed animations not running when zoommed out

 gthumb/gth-image-dragger.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gthumb/gth-image-dragger.c b/gthumb/gth-image-dragger.c
index 5053ea4..79976da 100644
--- a/gthumb/gth-image-dragger.c
+++ b/gthumb/gth-image-dragger.c
@@ -304,6 +304,9 @@ _gth_image_dragger_update_scaled_image (GthImageDragger *self)
 	_cairo_clear_surface (&self->priv->scaled);
 	self->priv->scaled = NULL;
 
+	if (gth_image_viewer_is_animation (self->priv->viewer))
+		return;
+
 	image = gth_image_viewer_get_current_image (self->priv->viewer);
 	if (image == NULL)
 		return;