ocarina: Fetch image during load

I also set absolute sizes for album art.  Scaling to size 1 was causing
scale_simple() to block forever.

libsaria/callbacks.py

@@ -16,7 +16,6 @@ def pause():
 on_load = null_cb
 def load_file(file):
 	on_load(file)
-	libsaria.path.lastfm.get_artwork(file)
 
 on_like = null_cb
 def like_song(like):

ocarina/body/footer/nowplaying.py

@@ -57,10 +57,7 @@ def resize_art(*args):
 sa_id = page.connect("size-allocate", resize_art)
 
 def set_art(path):
-	height = page.get_allocation().height
-	if height > 64:
-		height = 64
-	ARTWORK.set_image(path, height)
+	ARTWORK.set_image(path, 64)
 
 def on_like(like):
 	def _on_like1(like):

ocarina/body/footer/tiny.py

@@ -46,10 +46,7 @@ def resize_art(*args):
 sa_id = tiny.connect("size-allocate", resize_art)
 
 def set_art(path):
-	height = tiny.get_allocation().height
-	if height > 24:
-		height = 24
-	ARTWORK.set_image(path, height)
+	ARTWORK.set_image(path, 24)
 
 def update_pos(pos):
 	cur_pos.set_text(pos)

ocarina/callbacks.py

@@ -22,6 +22,7 @@ def on_load(file):
 	footer.on_load()
 	queue.refresh()
 	body.cur_page_goto()
+	libsaria.path.lastfm.get_artwork(file)
 callbacks.on_load = on_load
 
 def on_like(like):