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| author | Joanmarie Diggs <[email protected]> | 2014-06-23 08:54:56 -0400 |
|---|---|---|
| committer | raveit65 <[email protected]> | 2017-11-27 10:13:51 +0100 |
| commit | 787304da54342736718af61b4441c27615324adf (patch) | |
| tree | 2a61a8aea30c7d96cb86ac96c4622b02405e4f4c | |
| parent | 3eb5aac5d3313fee4f4f60ef323b2fa35f03b847 (diff) | |
| download | atril-787304da54342736718af61b4441c27615324adf.tar.bz2 atril-787304da54342736718af61b4441c27615324adf.tar.xz | |
ev-view-accessible: Add a method to determine if a given doc rect is showing
The Accessibility code needs to know this to set
and update ATK_STATE_SHOWING.
https://bugzilla.gnome.org/show_bug.cgi?id=728475
origin commit:
https://git.gnome.org/browse/evince/commit/?h=gnome-3-14&id=5c2ce4e
| -rw-r--r-- | libview/ev-view-accessible.c | 26 | ||||
| -rw-r--r-- | libview/ev-view-accessible.h | 3 |
2 files changed, 29 insertions, 0 deletions
diff --git a/libview/ev-view-accessible.c b/libview/ev-view-accessible.c index bcff9100..d48c97c7 100644 --- a/libview/ev-view-accessible.c +++ b/libview/ev-view-accessible.c @@ -532,6 +532,32 @@ _transform_doc_rect_to_atk_rect (EvViewAccessible *accessible, atk_rect->y2 = view_rect.y + view_rect.height; } +gboolean +ev_view_accessible_is_doc_rect_showing (EvViewAccessible *accessible, + gint page, + EvRectangle *doc_rect) +{ + EvView *view; + GdkRectangle view_rect; + GtkAllocation allocation; + gint x, y; + gboolean hidden; + + view = EV_VIEW (gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible))); + if (page < view->start_page || page > view->end_page) + return FALSE; + + gtk_widget_get_allocation (GTK_WIDGET (view), &allocation); + x = gtk_adjustment_get_value (view->hadjustment); + y = gtk_adjustment_get_value (view->vadjustment); + + _ev_view_transform_doc_rect_to_view_rect (view, page, doc_rect, &view_rect); + hidden = view_rect.x + view_rect.width < x || view_rect.x > x + allocation.width || + view_rect.y + view_rect.height < y || view_rect.y > y + allocation.height; + + return !hidden; +} + void ev_view_accessible_set_page_range (EvViewAccessible *accessible, gint start, diff --git a/libview/ev-view-accessible.h b/libview/ev-view-accessible.h index b756b554..cae1d108 100644 --- a/libview/ev-view-accessible.h +++ b/libview/ev-view-accessible.h @@ -62,6 +62,9 @@ void _transform_doc_rect_to_atk_rect (EvViewAccessible *accessible, EvRectangle *doc_rect, EvRectangle *atk_rect, AtkCoordType coord_type); +gboolean ev_view_accessible_is_doc_rect_showing (EvViewAccessible *accessible, + gint page, + EvRectangle *doc_rect); #endif /* __EV_VIEW_ACCESSIBLE_H__ */ |