2008-08-10  Martin Nordholts  <martinn@svn.gnome.org>

	* app/display/gimpdisplayshell-scroll.[ch]
	(gimp_display_shell_scroll_set_offset): New low level function for
	setting display shell offset.

	(gimp_display_shell_scroll_center_image)

	* app/display/gimpdisplayshell-handlers.c
	(gimp_display_shell_size_changed_detailed_handler): Use it instead
	of gimp_display_shell_scale_by_values().

svn path=/trunk/; revision=26486