* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
+#include "config.h"
+
#include "dvi-document.h"
#include "ev-document-thumbnails.h"
#include "ev-document-misc.h"
+#include "ev-file-exporter.h"
+#include "ev-file-helpers.h"
#include "mdvi.h"
#include "fonts.h"
+#include "color.h"
#include "cairo-device.h"
-#include <gtk/gtk.h>
-#include <glib/gi18n.h>
+#include <glib/gi18n-lib.h>
+#include <ctype.h>
GMutex *dvi_context_mutex = NULL;
double base_height;
gchar *uri;
+
+ /* PDF exporter */
+ gchar *exporter_filename;
+ GString *exporter_opts;
};
typedef struct _DviDocumentClass DviDocumentClass;
static void dvi_document_document_iface_init (EvDocumentIface *iface);
static void dvi_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
-static void dvi_document_get_page_size (EvDocument *document,
- int page,
- double *width,
- double *height);
+static void dvi_document_file_exporter_iface_init (EvFileExporterIface *iface);
static void dvi_document_do_color_special (DviContext *dvi,
const char *prefix,
const char *arg);
-G_DEFINE_TYPE_WITH_CODE
- (DviDocument, dvi_document, G_TYPE_OBJECT,
- {
- G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT, dvi_document_document_iface_init);
- G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, dvi_document_document_thumbnails_iface_init)
+EV_BACKEND_REGISTER_WITH_CODE (DviDocument, dvi_document,
+ {
+ EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, dvi_document_document_thumbnails_iface_init);
+ EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, dvi_document_file_exporter_iface_init);
});
static gboolean
DviDocument *dvi_document = DVI_DOCUMENT(document);
filename = g_filename_from_uri (uri, NULL, error);
-
- if (!filename) {
- g_set_error (error,
- EV_DOCUMENT_ERROR,
- EV_DOCUMENT_ERROR_INVALID,
- _("File not available"));
+ if (!filename)
return FALSE;
- }
g_mutex_lock (dvi_context_mutex);
if (dvi_document->context)
mdvi_destroy_context (dvi_document->context);
-
+
dvi_document->context = mdvi_init_context(dvi_document->params, dvi_document->spec, filename);
g_mutex_unlock (dvi_context_mutex);
+ g_free (filename);
if (!dvi_document->context) {
- g_set_error (error,
- EV_DOCUMENT_ERROR,
- EV_DOCUMENT_ERROR_INVALID,
- _("DVI document has incorrect format"));
+ g_set_error_literal (error,
+ EV_DOCUMENT_ERROR,
+ EV_DOCUMENT_ERROR_INVALID,
+ _("DVI document has incorrect format"));
return FALSE;
}
static void
dvi_document_get_page_size (EvDocument *document,
- int page,
+ EvPage *page,
double *width,
double *height)
{
*/
g_mutex_lock (dvi_context_mutex);
- mdvi_setpage (dvi_document->context, rc->page);
+ mdvi_setpage (dvi_document->context, rc->page->index);
mdvi_set_shrink (dvi_document->context,
(int)((dvi_document->params->hshrink - 1) / rc->scale) + 1,
if (dvi_document->params)
g_free (dvi_document->params);
+ if (dvi_document->exporter_filename)
+ g_free (dvi_document->exporter_filename);
+
+ if (dvi_document->exporter_opts)
+ g_string_free (dvi_document->exporter_opts, TRUE);
+
g_free (dvi_document->uri);
G_OBJECT_CLASS (dvi_document_parent_class)->finalize (object);
dvi_context_mutex = g_mutex_new ();
}
-static gboolean
-dvi_document_can_get_text (EvDocument *document)
-{
- return FALSE;
-}
-
static EvDocumentInfo *
dvi_document_get_info (EvDocument *document)
{
{
iface->load = dvi_document_load;
iface->save = dvi_document_save;
- iface->can_get_text = dvi_document_can_get_text;
iface->get_n_pages = dvi_document_get_n_pages;
iface->get_page_size = dvi_document_get_page_size;
iface->render = dvi_document_render;
static void
dvi_document_thumbnails_get_dimensions (EvDocumentThumbnails *document,
EvRenderContext *rc,
- gint *width,
- gint *height)
+ gint *width,
+ gint *height)
{
DviDocument *dvi_document = DVI_DOCUMENT (document);
gdouble page_width = dvi_document->base_width;
g_mutex_lock (dvi_context_mutex);
- mdvi_setpage (dvi_document->context, rc->page);
+ mdvi_setpage (dvi_document->context, rc->page->index);
mdvi_set_shrink (dvi_document->context,
(int)dvi_document->base_width * dvi_document->params->hshrink / thumb_width,
iface->get_dimensions = dvi_document_thumbnails_get_dimensions;
}
+/* EvFileExporterIface */
+static void
+dvi_document_file_exporter_begin (EvFileExporter *exporter,
+ EvFileExporterContext *fc)
+{
+ DviDocument *dvi_document = DVI_DOCUMENT(exporter);
+
+ if (dvi_document->exporter_filename)
+ g_free (dvi_document->exporter_filename);
+ dvi_document->exporter_filename = g_strdup (fc->filename);
+
+ if (dvi_document->exporter_opts) {
+ g_string_free (dvi_document->exporter_opts, TRUE);
+ }
+ dvi_document->exporter_opts = g_string_new ("-s ");
+}
+
+static void
+dvi_document_file_exporter_do_page (EvFileExporter *exporter,
+ EvRenderContext *rc)
+{
+ DviDocument *dvi_document = DVI_DOCUMENT(exporter);
+
+ g_string_append_printf (dvi_document->exporter_opts, "%d,", (rc->page->index) + 1);
+}
+
+static void
+dvi_document_file_exporter_end (EvFileExporter *exporter)
+{
+ gchar *command_line;
+ gint exit_stat;
+ GError *err = NULL;
+ gboolean success;
+
+ DviDocument *dvi_document = DVI_DOCUMENT(exporter);
+
+ command_line = g_strdup_printf ("dvipdfm %s -o %s \"%s\"", /* dvipdfm -s 1,2,.., -o exporter_filename dvi_filename */
+ dvi_document->exporter_opts->str,
+ dvi_document->exporter_filename,
+ dvi_document->context->filename);
+
+ success = g_spawn_command_line_sync (command_line,
+ NULL,
+ NULL,
+ &exit_stat,
+ &err);
+
+ g_free (command_line);
+
+ if (success == FALSE) {
+ g_warning ("Error: %s", err->message);
+ } else if (exit_stat != 0) {
+ g_warning ("Error: dvipdfm exited with non-zero status.");
+ }
+
+ if (err)
+ g_error_free (err);
+}
+
+static EvFileExporterCapabilities
+dvi_document_file_exporter_get_capabilities (EvFileExporter *exporter)
+{
+ return EV_FILE_EXPORTER_CAN_PAGE_SET |
+ EV_FILE_EXPORTER_CAN_COPIES |
+ EV_FILE_EXPORTER_CAN_COLLATE |
+ EV_FILE_EXPORTER_CAN_REVERSE |
+ EV_FILE_EXPORTER_CAN_GENERATE_PDF;
+}
+
+static void
+dvi_document_file_exporter_iface_init (EvFileExporterIface *iface)
+{
+ iface->begin = dvi_document_file_exporter_begin;
+ iface->do_page = dvi_document_file_exporter_do_page;
+ iface->end = dvi_document_file_exporter_end;
+ iface->get_capabilities = dvi_document_file_exporter_get_capabilities;
+}
+
#define RGB2ULONG(r,g,b) ((0xFF<<24)|(r<<16)|(g<<8)|(b))
static gboolean
{
dvi_document->context = NULL;
dvi_document_init_params (dvi_document);
+
+ dvi_document->exporter_filename = NULL;
+ dvi_document->exporter_opts = NULL;
}