X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=thumbnailer%2Fevince-thumbnailer.c;h=b3c8285ee3d83debba1e41578b18f0f4a7a21124;hb=accc8f4a998adead7dbb923d7e453bdbd22c0e00;hp=d7db2654a864122592fb232609d94b9ebef2329f;hpb=b006971d2c876b5ae62e2ed917496d370e90333c;p=evince.git diff --git a/thumbnailer/evince-thumbnailer.c b/thumbnailer/evince-thumbnailer.c index d7db2654..b3c8285e 100644 --- a/thumbnailer/evince-thumbnailer.c +++ b/thumbnailer/evince-thumbnailer.c @@ -16,104 +16,205 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#include - -#include -#include -#include -#include +#include #include #include +#include +#include +#include + +#include +#include #include #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 ] \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 \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; }