/* FIXME: Should probably buffer calls to libtiff with TIFFSetWarningHandler
*/
+#include "config.h"
+
+#include <config.h>
#include <stdio.h>
#include <glib.h>
+#include <glib/gi18n.h>
#include "tiffio.h"
#include "tiff2ps.h"
#include "ev-document-misc.h"
#include "ev-document-thumbnails.h"
#include "ev-file-exporter.h"
+#include "ev-file-helpers.h"
struct _TiffDocumentClass
{
static void tiff_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
static void tiff_document_document_file_exporter_iface_init (EvFileExporterIface *iface);
-G_DEFINE_TYPE_WITH_CODE (TiffDocument, tiff_document, G_TYPE_OBJECT,
- { G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
- tiff_document_document_iface_init);
+EV_BACKEND_REGISTER_WITH_CODE (TiffDocument, tiff_document,
+ {
G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
tiff_document_document_thumbnails_iface_init);
G_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER,
float x_res, y_res;
gint rowstride, bytes;
guchar *pixels = NULL;
- GdkPixbuf *pixbuf;
- GdkPixbuf *scaled_pixbuf;
- GdkPixbuf *rotated_pixbuf;
+ guchar *p;
cairo_surface_t *surface;
cairo_surface_t *rotated_surface;
static const cairo_user_data_key_t key;
if (width <= 0 || height <= 0)
return NULL;
+#ifdef HAVE_CAIRO_FORMAT_STRIDE_FOR_WIDTH
+ rowstride = cairo_format_stride_for_width (CAIRO_FORMAT_RGB24, width);
+#else
rowstride = width * 4;
if (rowstride / 4 != width)
/* overflow */
return NULL;
-
+#endif
+
bytes = height * rowstride;
if (bytes / rowstride != height)
/* overflow */
return NULL;
surface = cairo_image_surface_create_for_data (pixels,
- CAIRO_FORMAT_ARGB32,
+ CAIRO_FORMAT_RGB24,
width, height,
rowstride);
cairo_surface_set_user_data (surface, &key,
ORIENTATION_TOPLEFT, 1);
pop_handlers ();
+ /* Convert the format returned by libtiff to
+ * what cairo expects
+ */
+ p = pixels;
+ while (p < pixels + bytes) {
+ uint32 pixel = *(uint32 *)p;
+ int r = TIFFGetR(pixel);
+ int g = TIFFGetG(pixel);
+ int b = TIFFGetB(pixel);
+ int a = TIFFGetA(pixel);
+
+ *p++ = b;
+ *p++ = g;
+ *p++ = r;
+ *p++ = a;
+ }
+
rotated_surface = ev_document_misc_surface_rotate_and_scale (surface,
(width * rc->scale) + 0.5,
(height * rc->scale * (x_res / y_res)) + 0.5,
gobject_class->finalize = tiff_document_finalize;
}
-static gboolean
-tiff_document_can_get_text (EvDocument *document)
-{
- return FALSE;
-}
-
static EvDocumentInfo *
tiff_document_get_info (EvDocument *document)
{
{
iface->load = tiff_document_load;
iface->save = tiff_document_save;
- iface->can_get_text = tiff_document_can_get_text;
iface->get_n_pages = tiff_document_get_n_pages;
iface->get_page_size = tiff_document_get_page_size;
iface->render = tiff_document_render;