X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=libdocument%2Fev-document.c;h=09f58870d363acab9b25fb3a540efa1777829149;hb=1d0de30170119eade2a7305ffa8ec6d9a3e4af32;hp=c1262933268517a6eafd6be84bd5ea9390a36f5c;hpb=82a2794c325f01202d694fc03850cf9cd356111d;p=evince.git

diff --git a/libdocument/ev-document.c b/libdocument/ev-document.c
index c1262933..09f58870 100644
--- a/libdocument/ev-document.c
+++ b/libdocument/ev-document.c
@@ -15,7 +15,7 @@
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  *
  */
 
@@ -46,6 +46,8 @@ struct _EvDocumentPrivate
 
 	gdouble         max_width;
 	gdouble         max_height;
+	gdouble         min_width;
+	gdouble         min_height;
 	gint            max_label;
 
 	gchar         **page_labels;
@@ -141,6 +143,7 @@ ev_document_class_init (EvDocumentClass *klass)
 
 	klass->get_page = ev_document_impl_get_page;
 	klass->get_info = ev_document_impl_get_info;
+	klass->get_backend_info = NULL;
 
 	g_object_class->finalize = ev_document_finalize;
 }
@@ -263,6 +266,8 @@ ev_document_load (EvDocument  *document,
 				priv->uniform_height = page_height;
 				priv->max_width = priv->uniform_width;
 				priv->max_height = priv->uniform_height;
+				priv->min_width = priv->uniform_width;
+				priv->min_height = priv->uniform_height;
 			} else if (priv->uniform &&
 				   (priv->uniform_width != page_width ||
 				    priv->uniform_height != page_height)) {
@@ -286,9 +291,13 @@ ev_document_load (EvDocument  *document,
 
 				if (page_width > priv->max_width)
 					priv->max_width = page_width;
+				if (page_width < priv->min_width)
+					priv->min_width = page_width;
 
 				if (page_height > priv->max_height)
 					priv->max_height = page_height;
+				if (page_height < priv->min_height)
+					priv->min_height = page_height;
 			}
 
 			page_label = _ev_document_get_page_label (document, page);
@@ -423,6 +432,18 @@ ev_document_get_info (EvDocument *document)
 	return document->priv->info;
 }
 
+gboolean
+ev_document_get_backend_info (EvDocument *document, EvDocumentBackendInfo *info)
+{
+	g_return_val_if_fail (EV_IS_DOCUMENT (document), FALSE);
+
+	EvDocumentClass *klass = EV_DOCUMENT_GET_CLASS (document);
+	if (klass->get_backend_info == NULL)
+		return FALSE;
+
+	return klass->get_backend_info (document, info);
+}
+
 cairo_surface_t *
 ev_document_render (EvDocument      *document,
 		    EvRenderContext *rc)
@@ -470,6 +491,19 @@ ev_document_get_max_page_size (EvDocument *document,
 		*height = document->priv->max_height;
 }
 
+void
+ev_document_get_min_page_size (EvDocument *document,
+			       gdouble    *width,
+			       gdouble    *height)
+{
+	g_return_if_fail (EV_IS_DOCUMENT (document));
+
+	if (width)
+		*width = document->priv->min_width;
+	if (height)
+		*height = document->priv->min_height;
+}
+
 gboolean
 ev_document_check_dimensions (EvDocument *document)
 {