+static gboolean
+get_page_extents (EvView *view,
+ gint page,
+ GdkRectangle *page_area,
+ GtkBorder *border)
+{
+ GtkWidget *widget;
+ int width, height;
+
+ widget = GTK_WIDGET (view);
+
+ /* Quick sanity check */
+ if (view->presentation) {
+ if (view->current_page != page)
+ return FALSE;
+ } else if (view->continuous) {
+ if (page < view->start_page ||
+ page > view->end_page)
+ return FALSE;
+ } else if (view->dual_page) {
+ if (ABS (page - view->current_page) > 1)
+ return FALSE;
+ } else {
+ if (view->current_page != page)
+ return FALSE;
+ }
+
+ /* Get the size of the page */
+ ev_page_cache_get_size (view->page_cache, page,
+ view->scale,
+ &width, &height);
+ compute_border (view, width, height, border);
+ page_area->width = width + border->left + border->right;
+ page_area->height = height + border->top + border->bottom;
+
+ if (view->presentation) {
+ page_area->x = (MAX (0, widget->allocation.width - width))/2;
+ page_area->y = (MAX (0, widget->allocation.height - height))/2;
+ } else if (view->continuous) {
+ gint max_width, max_height;
+ gint x, y;
+
+ get_bounding_box_size (view, &max_width, &max_height);
+ /* Get the location of the bounding box */
+ if (view->dual_page) {
+ x = view->spacing + (page % 2) * (max_width + view->spacing);
+ y = view->spacing + (page / 2) * (max_height + view->spacing);
+ x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3))/2;
+ } else {
+ x = view->spacing;
+ y = view->spacing + page * (max_height + view->spacing);
+ x = x + MAX (0, widget->allocation.width - (max_width + view->spacing * 2))/2;
+ }
+ page_area->x = x;
+ page_area->y = y;
+ } else {
+ gint x, y;
+ if (view->dual_page) {
+ gint width_2, height_2;
+ gint max_width = width;
+ gint max_height = height;
+ GtkBorder overall_border;
+ gint other_page;
+
+ other_page = page ^ 1;
+
+ /* First, we get the bounding box of the two pages */
+ if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
+ ev_page_cache_get_size (view->page_cache,
+ page + 1,
+ view->scale,
+ &width_2, &height_2);
+ if (width_2 > width)
+ max_width = width_2;
+ if (height_2 > height)
+ max_height = height_2;
+ }
+ compute_border (view, max_width, max_height, &overall_border);
+
+ /* Find the offsets */
+ x = view->spacing;
+ y = view->spacing;
+
+ /* Adjust for being the left or right page */
+ if (page % 2 == 0)
+ x = x + max_width - width;
+ else
+ x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
+
+ y = y + (max_height - height)/2;
+
+ /* Adjust for extra allocation */
+ x = x + MAX (0, widget->allocation.width -
+ ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
+ y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
+ } else {
+ x = view->spacing;
+ y = view->spacing;
+
+ /* Adjust for extra allocation */
+ x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2))/2;
+ y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
+ }
+
+ page_area->x = x;
+ page_area->y = y;
+ }
+
+ return TRUE;
+}