diff options
Diffstat (limited to 'shell/ev-view.c')
| -rw-r--r-- | shell/ev-view.c | 70 |
1 files changed, 29 insertions, 41 deletions
diff --git a/shell/ev-view.c b/shell/ev-view.c index d35d4fc..311504b 100644 --- a/shell/ev-view.c +++ b/shell/ev-view.c @@ -420,6 +420,8 @@ view_set_adjustment_values (EvView *view, static void view_update_range_and_current_page (EvView *view) { + gint current_page; + if (view->pending_scroll != SCROLL_TO_KEEP_POSITION) return; @@ -430,7 +432,6 @@ view_update_range_and_current_page (EvView *view) } else if (view->continuous) { GdkRectangle current_area, unused, page_area; GtkBorder border; - gint current_page; gboolean found = FALSE; int i; @@ -458,28 +459,33 @@ view_update_range_and_current_page (EvView *view) } } - current_page = ev_page_cache_get_current_page (view->page_cache); - - if (current_page < view->start_page || current_page > view->end_page) { - view->current_page = view->start_page; - ev_page_cache_set_current_page (view->page_cache, view->start_page); - } } else { if (view->dual_page) { - if (view->current_page % 2 == 0) { + if (view->current_page % 2 == DUAL_EVEN_LEFT) { view->start_page = view->current_page; if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) view->end_page = view->start_page + 1; else view->end_page = view->start_page; } else { - view->start_page = view->current_page - 1; + if (view->current_page - 1 < 0) + view->start_page = view->current_page; + else + view->start_page = view->current_page - 1; view->end_page = view->current_page; } } else { view->start_page = view->current_page; view->end_page = view->current_page; } + + } + + current_page = ev_page_cache_get_current_page (view->page_cache); + + if (current_page < view->start_page || current_page > view->end_page) { + view->current_page = view->start_page; + ev_page_cache_set_current_page (view->page_cache, view->start_page); } ev_pixbuf_cache_set_page_range (view->pixbuf_cache, @@ -717,7 +723,7 @@ get_page_y_offset (EvView *view, int page, double zoom, int *y_offset) if (view->dual_page) { ev_page_cache_get_height_to_page (view->page_cache, page, view->rotation, zoom, NULL, &offset); - offset += (page / 2 + 1) * view->spacing + (page / 2) * (border.top + border.bottom); + offset += ((page + DUAL_EVEN_LEFT) / 2 + 1) * view->spacing + ((page + DUAL_EVEN_LEFT) / 2 ) * (border.top + border.bottom); } else { ev_page_cache_get_height_to_page (view->page_cache, page, view->rotation, zoom, &offset, NULL); @@ -760,9 +766,9 @@ get_page_extents (EvView *view, max_width = max_width + border->left + border->right; /* Get the location of the bounding box */ if (view->dual_page) { - x = view->spacing + (page % 2) * (max_width + view->spacing); + x = view->spacing + ((page % 2 == DUAL_EVEN_LEFT) ? 0 : 1) * (max_width + view->spacing); x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2; - if (page % 2 == 0) + if (page % 2 == DUAL_EVEN_LEFT) x = x + (max_width - width - border->left - border->right); } else { x = view->spacing; @@ -782,10 +788,11 @@ get_page_extents (EvView *view, GtkBorder overall_border; gint other_page; - other_page = page ^ 1; + other_page = (page % 2 == DUAL_EVEN_LEFT) ? page + 1: page - 1; /* First, we get the bounding box of the two pages */ - if (other_page < ev_page_cache_get_n_pages (view->page_cache)) { + if (other_page < ev_page_cache_get_n_pages (view->page_cache) + && (0 <= other_page)) { ev_page_cache_get_size (view->page_cache, other_page, view->rotation, @@ -803,7 +810,7 @@ get_page_extents (EvView *view, y = view->spacing; /* Adjust for being the left or right page */ - if (page % 2 == 0) + if (page % 2 == DUAL_EVEN_LEFT) x = x + max_width - width; else x = x + (max_width + overall_border.left + overall_border.right) + view->spacing; @@ -3938,6 +3945,9 @@ ev_view_next_page (EvView *view) if (page < ev_page_cache_get_n_pages (view->page_cache)) { ev_page_cache_set_current_page (view->page_cache, page); return TRUE; + } else if (ev_view_get_dual_page (view) && page == ev_page_cache_get_n_pages (view->page_cache)) { + ev_page_cache_set_current_page (view->page_cache, page - 1); + return TRUE; } else { return FALSE; } @@ -3956,36 +3966,14 @@ ev_view_previous_page (EvView *view) if (page >= 0) { ev_page_cache_set_current_page (view->page_cache, page); return TRUE; - } else { + } else if (ev_view_get_dual_page (view) && page == -1) { + ev_page_cache_set_current_page (view->page_cache, 0); + return TRUE; + } else { return FALSE; } } -gboolean -ev_view_can_previous_page (EvView *view) -{ - int page; - - g_return_val_if_fail (EV_IS_VIEW (view), FALSE); - - page = ev_page_cache_get_current_page (view->page_cache); - page = ev_view_get_dual_page (view) ? page - 2 : page - 1; - - return (page >=0); -} - -gboolean ev_view_can_next_page (EvView *view) -{ - int page; - - g_return_val_if_fail (EV_IS_VIEW (view), FALSE); - - page = ev_page_cache_get_current_page (view->page_cache); - page = ev_view_get_dual_page (view) ? page + 2 : page + 1; - - return (page < ev_page_cache_get_n_pages (view->page_cache)); -} - /*** Enum description for usage in signal ***/ GType |