]> www.fi.muni.cz Git - evince.git/blobdiff - thumbnailer/evince-thumbnailer.c
Updated Arabic Translation by Usama Akkad.
[evince.git] / thumbnailer / evince-thumbnailer.c
index d7db2654a864122592fb232609d94b9ebef2329f..b3c8285ee3d83debba1e41578b18f0f4a7a21124 100644 (file)
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
 
-#include <pdf-document.h>
-
-#include <libgnomevfs/gnome-vfs-mime-utils.h>
-#include <libgnomevfs/gnome-vfs-uri.h>
-#include <libgnomevfs/gnome-vfs-utils.h>
-#include <libgnomevfs/gnome-vfs-init.h>
+#include <config.h>
 
 #include <ev-document.h>
 #include <ev-document-thumbnails.h>
+#include <ev-async-renderer.h>
+#include <ev-document-factory.h>
+#include <ev-backends-manager.h>
+
+#include <gio/gio.h>
 
+#include <stdlib.h>
 #include <string.h>
 
 #define THUMBNAIL_SIZE 128
 
-static gboolean
-evince_thumbnail_pngenc_get (const char *uri, const char *thumbnail)
+struct AsyncData {
+       EvDocument  *document;
+       const gchar *output;
+       gint         size;
+       gboolean     success;
+};
+
+static EvDocument *
+evince_thumbnailer_get_document (const gchar *uri)
 {
        EvDocument *document = NULL;
-       char *mime_type;
-       GError *error;
-       GdkPixbuf *pixbuf;
-
-       mime_type = gnome_vfs_get_mime_type (uri);
-       if (mime_type == NULL)
-               return FALSE;
+       GError     *error = NULL;
 
-       if (!strcmp (mime_type, "application/pdf"))
-               document = g_object_new (PDF_TYPE_DOCUMENT, NULL);
-       else
-               return FALSE;
-
-       if (!ev_document_load (document, uri, &error)) {
+       document = ev_document_factory_get_document  (uri, &error);
+       if (error) {
                if (error->domain == EV_DOCUMENT_ERROR &&
-                   error->code == EV_DOCUMENT_ERROR_ENCRYPTED) {
+                   error->code == EV_DOCUMENT_ERROR_ENCRYPTED) {
                        /* FIXME: Create a thumb for cryp docs */
+                       g_error_free (error);
+                       return NULL;
                }
                g_error_free (error);
-               return FALSE;
+               return NULL;
        }
+       
+       return document;
+}
 
-       pixbuf = ev_document_thumbnails_get_thumbnail
-                       (EV_DOCUMENT_THUMBNAILS (document), 0, THUMBNAIL_SIZE, FALSE);
+static gboolean
+evince_thumbnail_pngenc_get (EvDocument *document, const char *thumbnail, int size)
+{
+       EvRenderContext *rc;
+       double width, height;
+       GdkPixbuf *pixbuf;
+       EvPage *page;
+
+       page = ev_document_get_page (document, 0);
+       
+       ev_document_get_page_size (document, page, &width, &height);
+
+       rc = ev_render_context_new (page, 0, size / width);
+       pixbuf = ev_document_thumbnails_get_thumbnail (EV_DOCUMENT_THUMBNAILS (document),
+                                                      rc, FALSE);
+       g_object_unref (rc);
+       g_object_unref (page);
        
        if (pixbuf != NULL) {
-               GdkPixbuf *pdflogo;
-
-               pdflogo = gdk_pixbuf_new_from_file (DATADIR"/pdf-icon.png", NULL);
-               if (pdflogo != NULL) {
-                       int delta_height, delta_width;
-
-                       delta_width = gdk_pixbuf_get_width (pixbuf) -
-                                     gdk_pixbuf_get_width (pdflogo);
-                       delta_height = gdk_pixbuf_get_height (pixbuf) -
-                                      gdk_pixbuf_get_height (pdflogo);
-
-                       gdk_pixbuf_composite (pdflogo, pixbuf,
-                                             delta_width, delta_height,
-                                             gdk_pixbuf_get_width (pdflogo),
-                                             gdk_pixbuf_get_height (pdflogo),
-                                             delta_width, delta_height,
-                                             1, 1,
-                                             GDK_INTERP_NEAREST, 100);
-
-                       gdk_pixbuf_unref  (pdflogo);
+               const char *overlaid_icon_name = NULL;
+
+               if (overlaid_icon_name) {
+                       GdkPixbuf *overlaid_pixbuf;
+
+                       gchar *overlaid_icon_path = g_strdup_printf ("%s/%s", DATADIR, overlaid_icon_name);
+                       overlaid_pixbuf = gdk_pixbuf_new_from_file (overlaid_icon_path, NULL);
+                       g_free (overlaid_icon_path);
+                       if (overlaid_pixbuf != NULL) {
+                               int delta_height, delta_width;
+                               
+                               delta_width = gdk_pixbuf_get_width (pixbuf) -
+                                       gdk_pixbuf_get_width (overlaid_pixbuf);
+                               delta_height = gdk_pixbuf_get_height (pixbuf) -
+                                       gdk_pixbuf_get_height (overlaid_pixbuf);
+                               
+                               gdk_pixbuf_composite (overlaid_pixbuf, pixbuf,
+                                                     delta_width, delta_height,
+                                                     gdk_pixbuf_get_width (overlaid_pixbuf),
+                                                     gdk_pixbuf_get_height (overlaid_pixbuf),
+                                                     delta_width, delta_height,
+                                                     1, 1,
+                                                     GDK_INTERP_NEAREST, 100);
+                               
+                               g_object_unref  (overlaid_pixbuf);
+                       }
                }
+               
                if (gdk_pixbuf_save (pixbuf, thumbnail, "png", NULL, NULL)) {
-                       gdk_pixbuf_unref  (pixbuf);
-                       g_object_unref (document);
+                       g_object_unref  (pixbuf);
                        return TRUE;
-               } else {
-                       gdk_pixbuf_unref  (pixbuf);
-                       g_object_unref (document);
                }
+
+               g_object_unref  (pixbuf);
        }
+       
        return FALSE;
 }
 
+static gpointer
+evince_thumbnail_pngenc_get_async (struct AsyncData *data)
+{
+       ev_document_doc_mutex_lock ();
+       data->success = evince_thumbnail_pngenc_get (data->document,
+                                                    data->output,
+                                                    data->size);
+       ev_document_doc_mutex_unlock ();
+       
+       g_idle_add ((GSourceFunc)gtk_main_quit, NULL);
+       
+       return NULL;
+}
+
 int
 main (int argc, char *argv[])
 {
-       int res;
-       char *uri;
+       EvDocument *document;
+       const char *input;
+       const char *output;
+       int         size;
+       char       *uri;
+       GFile      *file;
+
+       if (argc <= 2 || argc > 5 || strcmp (argv[1], "-h") == 0 ||
+           strcmp (argv[1], "--help") == 0) {
+               g_print ("Usage: %s [-s <size>] <input> <output>\n", argv[0]);
+               return -1;
+       }
+
+       if (!strcmp (argv[1], "-s")) {
+               input = argv[3];
+               output = argv[4];
+               size = atoi (argv[2]);
+       } else {
+               input = argv[1];
+               output = argv[2];
+               size = THUMBNAIL_SIZE;
+       }
 
-       if (argc != 3) {
-               g_print ("%s: thumbnailer for Nautilus\n", argv[0]);
-               g_print ("usage: %s <input-filename> <output-filename>\n", argv[0]);
+       if (size < 40) {
+               g_print ("Size cannot be smaller than 40 pixels\n");
                return -1;
        }
 
-       res = gnome_vfs_init ();
+       g_type_init ();
 
-       uri = gnome_vfs_make_uri_from_shell_arg (argv[1]);
+       if (!g_thread_supported ())
+               g_thread_init (NULL);
 
-       if (evince_thumbnail_pngenc_get (uri, argv[2])) {
-               g_free (uri);
-               return 0;
-       } else {
-               g_free (uri);
+       ev_backends_manager_init ();
+
+       file = g_file_new_for_commandline_arg (input);
+       uri = g_file_get_uri (file);
+       document = evince_thumbnailer_get_document (uri);
+
+       g_object_unref (file);
+       g_free (uri);
+
+       if (!document) {
+               ev_backends_manager_shutdown ();
+               return -2;
+       }
+
+       if (!EV_IS_DOCUMENT_THUMBNAILS (document)) {
+               g_object_unref (document);
+               ev_backends_manager_shutdown ();
                return -2;
        }
+
+       if (EV_IS_ASYNC_RENDERER (document)) {
+               struct AsyncData data;
+
+               gtk_init (&argc, &argv);
+               
+               data.document = document;
+               data.output = output;
+               data.size = size;
+
+               g_thread_create ((GThreadFunc) evince_thumbnail_pngenc_get_async,
+                                &data, FALSE, NULL);
+               
+               gtk_main ();
+
+               g_object_unref (document);
+               ev_backends_manager_shutdown ();
+
+               return data.success ? 0 : -2;
+       }
+
+       if (!evince_thumbnail_pngenc_get (document, output, size)) {
+               g_object_unref (document);
+               ev_backends_manager_shutdown ();
+               return -2;
+       }
+
+       g_object_unref (document);
+       ev_backends_manager_shutdown ();
+
+       return 0;
 }