Implement xyz links, still not functional. Links are a total mess, will

[evince.git] / shell / ev-view.c

diff --git a/shell/ev-view.c b/shell/ev-view.c
index 2edcd858cc9345566704aee3eed53eee2618ce94..052529eb7eef27389f0e235fc5d34220b4245337 100644 (file)
--- a/shell/ev-view.c
+++ b/shell/ev-view.c
@@ -922,6 +922,44 @@ view_rect_to_doc_rect (EvView *view,
        doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
 }
 
+static void
+doc_point_to_view_point (EvView       *view,
+                         int           page,
+                        EvPoint      *doc_point,
+                        GdkPoint     *view_point)
+{
+       GdkRectangle page_area;
+       GtkBorder border;
+       double x, y;
+       int width, height;
+
+       ev_page_cache_get_size (view->page_cache, page,
+                               view->rotation,
+                               1.0,
+                               &width, &height);
+
+       if (view->rotation == 0) {
+               x = doc_point->x;
+               y = doc_point->y;
+       } else if (view->rotation == 90) {
+               x = width - doc_point->y;
+               y = doc_point->x;
+       } else if (view->rotation == 180) {
+               x = width - doc_point->x;
+               y = height - doc_point->y;
+       } else if (view->rotation == 270) {
+               x = doc_point->y;
+               y = height - doc_point->x;
+       } else {
+               g_assert_not_reached ();
+       }
+
+       get_page_extents (view, page, &page_area, &border);
+
+       view_point->x = x * view->scale + page_area.x;
+       view_point->y = y * view->scale + page_area.y;
+}
+
 static void
 doc_rect_to_view_rect (EvView       *view,
                        int           page,
@@ -1053,7 +1091,22 @@ get_link_at_location (EvView  *view,
                return NULL;
 }
 
-/* FIXME: standardize this sometime */
+static void
+scroll_to_xyz_link (EvView *view, EvLink *link)
+{
+       GdkPoint view_point;
+       EvPoint doc_point;
+
+       doc_point.x = ev_link_get_left (link);
+       doc_point.y = ev_link_get_top (link);
+
+       doc_point_to_view_point (view, ev_link_get_page (link),
+                                &doc_point, &view_point);
+
+       gtk_adjustment_set_value (view->hadjustment, view_point.x);
+       gtk_adjustment_set_value (view->vadjustment, view_point.y);
+}
+
 static void
 go_to_link (EvView *view, EvLink *link)
 {
@@ -1070,6 +1123,9 @@ go_to_link (EvView *view, EvLink *link)
                        page = ev_link_get_page (link);
                        ev_page_cache_set_current_page (view->page_cache, page);
                        break;
+               case EV_LINK_TYPE_PAGE_XYZ:
+                       scroll_to_xyz_link (view, link);
+                       break;
                case EV_LINK_TYPE_EXTERNAL_URI:
                        uri = ev_link_get_uri (link);
                        gnome_vfs_url_show (uri);
@@ -1092,6 +1148,7 @@ tip_from_link (EvView *view, EvLink *link)
                                msg = g_strdup (ev_link_get_title (link));
                        break;
                case EV_LINK_TYPE_PAGE:
+               case EV_LINK_TYPE_PAGE_XYZ:
                        page_label = ev_page_cache_get_page_label (view->page_cache, ev_link_get_page (link));
                        msg = g_strdup_printf (_("Go to page %s"), page_label);
                        g_free (page_label);