Make the page cache aware of page orientation.

Make the page cache aware of page orientation.

2005-07-29  Marco Pesenti Gritti  <mpg@redhat.com>

        * shell/ev-page-cache.c: (build_height_to_page),
        (ev_page_cache_new), (ev_page_cache_get_size),
        (ev_page_cache_get_max_width), (ev_page_cache_get_max_height),
        (ev_page_cache_get_height_to_page):
        * shell/ev-page-cache.h:
        * shell/ev-view.c: (get_page_y_offset), (get_page_extents),
        (ev_view_size_request_continuous_dual_page),
        (ev_view_size_request_continuous),
        (ev_view_zoom_for_size_continuous_and_dual_page),
        (ev_view_zoom_for_size_continuous):

        Make the page cache aware of page orientation.