// Grab thumbnail
public Pixbuf Thumbnail()
{
string existing;
// Totaly ignore removed wps
if (removed)
return null;
// Cached thumb nail? Just make sure it's current
if (ThumbCache != null && HasCurrentThumbnail() == true)
return ThumbCache;
else
ThumbCache = null;
// Attempt to create a new thumbnail (or at least check if there is an old valid one)
if (CreateThumnail() == false)
return null;
ThumbnailFactory t = new ThumbnailFactory(ThumbnailSize.Normal);
// Grab the thumb
existing = t.Lookup(filename, CurrentMtime);
Pixbuf thumb = new Pixbuf(existing);
// Figure out the scale for previews
int x, y;
switch (Res.ResolutionList.AspectType(w,h)) {
case Res.Aspect.ASPECT_43:
x = 64;
y = 48;
break;
case Res.Aspect.ASPECT_WIDE:
x = 64;
y = 36;
break;
case Res.Aspect.ASPECT_OTHER:
default:
x = 64;
y = 64;
break;
}
// for really small images, do our own resizing; hopefully there won't be too many
if (thumb.Width < x || thumb.Height < y) {
ThumbCache = thumb.ScaleSimple(x, y, Gdk.InterpType.Bilinear);
} else {
ThumbCache = Gnome.Thumbnail.ScaleDownPixbuf(thumb, x, y);
}
thumb.Dispose();
return ThumbCache;
}
