implement get_dimensions

2005-01-13  Jeff Muizelaar  <jeff@nit.ca>

        * pixbuf/pixbuf-document.c:
        (pixbuf_document_thumbnails_get_dimensions),
        (pixbuf_document_document_thumbnails_iface_init):

        implement get_dimensions

2 files changed, 24 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index d838f25..4b8dfac 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2005-01-13  Jeff Muizelaar  <jeff@nit.ca>
+
+	* pixbuf/pixbuf-document.c:
+	(pixbuf_document_thumbnails_get_dimensions),
+	(pixbuf_document_document_thumbnails_iface_init):
+
+	implement get_dimensions
+
 2005-01-13  Marco Pesenti Gritti  <marco@gnome.org>
 
 	* ps/ps-document.c: (ps_document_goto_page):
diff --git a/pixbuf/pixbuf-document.c b/pixbuf/pixbuf-document.c
index f0c3997..492a7db 100644
--- a/pixbuf/pixbuf-document.c
+++ b/pixbuf/pixbuf-document.c
@@ -268,11 +268,27 @@ pixbuf_document_thumbnails_get_thumbnail (EvDocumentThumbnails   *document,
 	return pixbuf;
 }
 
+static void
+pixbuf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document,
+					   gint                  page,
+					   gint                  suggested_width,
+					   gint                  *width,
+					   gint                  *height)
+{
+	PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
+	gdouble page_ratio;
+
+	page_ratio = gdk_pixbuf_get_height (pixbuf_document->pixbuf) /
+		     gdk_pixbuf_get_width (pixbuf_document->pixbuf);
+	*width = suggested_width;
+	*height = (gint) (suggested_width * page_ratio);
+}
 
 static void
 pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
 {
 	iface->get_thumbnail = pixbuf_document_thumbnails_get_thumbnail;
+	iface->get_dimensions = pixbuf_document_thumbnails_get_dimensions;
 }