png: Change zoom in/out method and don't center the view on zoom.
commit32c0c50de68fe1efb68726fdaed5bc600901ad7f
authorteru <teru@a1c6a512-1295-4272-9138-f99709370657>
Fri, 4 Dec 2009 13:38:51 +0000 (4 13:38 +0000)
committerteru <teru@a1c6a512-1295-4272-9138-f99709370657>
Fri, 4 Dec 2009 13:38:51 +0000 (4 13:38 +0000)
treede1b6cf6f94286abf8ee775ef0d9854855933c00
parent0fa18076108eb960ef76ed4b5e98b04e9862ac29
png: Change zoom in/out method and don't center the view on zoom.
Don't recalculate resized width or height each time.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23847 a1c6a512-1295-4272-9138-f99709370657
apps/plugins/png/png.c