Allow printing to PDF when suppoted by the backend.

[evince.git] / ps / ps-document.c

diff --git a/ps/ps-document.c b/ps/ps-document.c
index 34579674c302add2e07d0964c4e537ee323c0638..e9c7ca55ea30c1d5ba4561a8d9f2012ee72cc819 100644 (file)
--- a/ps/ps-document.c
+++ b/ps/ps-document.c
@@ -46,7 +46,7 @@
 #include "ps-document.h"
 #include "ev-debug.h"
 #include "gsdefaults.h"
-#include "ev-ps-exporter.h"
+#include "ev-file-exporter.h"
 #include "ev-async-renderer.h"
 
 #define MAX_BUFSIZE 1024
@@ -70,30 +70,30 @@ struct record_list
 static gboolean broken_pipe = FALSE;
 
 /* Forward declarations */
-static void    ps_document_init                        (PSDocument           *gs);
-static void    ps_document_class_init                  (PSDocumentClass      *klass);
-static void    send_ps                                 (PSDocument           *gs,
-                                                        long                  begin,
-                                                        unsigned int          len,
-                                                        gboolean              close);
-static void    output                                  (gpointer              data,
-                                                        gint                  source,
-                                                        GdkInputCondition     condition);
-static void    input                                   (gpointer              data,
-                                                        gint                  source,
-                                                        GdkInputCondition     condition);
-static void    stop_interpreter                        (PSDocument           *gs);
-static gint    start_interpreter                       (PSDocument           *gs);
-static void    ps_document_document_iface_init         (EvDocumentIface      *iface);
-static void    ps_document_ps_exporter_iface_init      (EvPSExporterIface    *iface);
-static void    ps_async_renderer_iface_init            (EvAsyncRendererIface *iface);
+static void    ps_document_init                        (PSDocument             *gs);
+static void    ps_document_class_init                  (PSDocumentClass        *klass);
+static void    send_ps                                 (PSDocument             *gs,
+                                                        long                    begin,
+                                                        unsigned int            len,
+                                                        gboolean                close);
+static void    output                                  (gpointer                data,
+                                                        gint                    source,
+                                                        GdkInputCondition       condition);
+static void    input                                   (gpointer                data,
+                                                        gint                    source,
+                                                        GdkInputCondition       condition);
+static void    stop_interpreter                        (PSDocument             *gs);
+static gint    start_interpreter                       (PSDocument             *gs);
+static void    ps_document_document_iface_init         (EvDocumentIface        *iface);
+static void    ps_document_file_exporter_iface_init    (EvFileExporterIface    *iface);
+static void    ps_async_renderer_iface_init            (EvAsyncRendererIface   *iface);
 
 G_DEFINE_TYPE_WITH_CODE (PSDocument, ps_document, G_TYPE_OBJECT,
                          {
                                 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
                                                        ps_document_document_iface_init);
-                                G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER,
-                                                       ps_document_ps_exporter_iface_init);
+                                G_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER,
+                                                       ps_document_file_exporter_iface_init);
                                 G_IMPLEMENT_INTERFACE (EV_TYPE_ASYNC_RENDERER,
                                                        ps_async_renderer_iface_init);
                         });
@@ -1289,10 +1289,22 @@ ps_async_renderer_iface_init (EvAsyncRendererIface *iface)
        iface->render_pixbuf = ps_async_renderer_render_pixbuf;
 }
 
+static gboolean
+ps_document_file_exporter_format_supported (EvFileExporter      *exporter,
+                                           EvFileExporterFormat format)
+{
+       return (format == EV_FILE_FORMAT_PS);
+}
+
 static void
-ps_document_ps_export_begin (EvPSExporter *exporter, const char *filename,
-                            int first_page, int last_page,
-                             double width, double height, gboolean duplex)
+ps_document_file_exporter_begin (EvFileExporter      *exporter,
+                                EvFileExporterFormat format,
+                                const char          *filename,
+                                int                  first_page,
+                                int                  last_page,
+                                double               width,
+                                double               height,
+                                gboolean             duplex)
 {
        PSDocument *document = PS_DOCUMENT (exporter);
 
@@ -1306,7 +1318,7 @@ ps_document_ps_export_begin (EvPSExporter *exporter, const char *filename,
 }
 
 static void
-ps_document_ps_export_do_page (EvPSExporter *exporter, EvRenderContext *rc)
+ps_document_file_exporter_do_page (EvFileExporter *exporter, EvRenderContext *rc)
 {
        PSDocument *document = PS_DOCUMENT (exporter);
        
@@ -1316,7 +1328,7 @@ ps_document_ps_export_do_page (EvPSExporter *exporter, EvRenderContext *rc)
 }
 
 static void
-ps_document_ps_export_end (EvPSExporter *exporter)
+ps_document_file_exporter_end (EvFileExporter *exporter)
 {
        PSDocument *document = PS_DOCUMENT (exporter);
 
@@ -1333,9 +1345,10 @@ ps_document_ps_export_end (EvPSExporter *exporter)
 }
 
 static void
-ps_document_ps_exporter_iface_init (EvPSExporterIface *iface)
+ps_document_file_exporter_iface_init (EvFileExporterIface *iface)
 {
-       iface->begin = ps_document_ps_export_begin;
-       iface->do_page = ps_document_ps_export_do_page;
-       iface->end = ps_document_ps_export_end;
+       iface->format_supported = ps_document_file_exporter_format_supported;
+       iface->begin = ps_document_file_exporter_begin;
+       iface->do_page = ps_document_file_exporter_do_page;
+       iface->end = ps_document_file_exporter_end;
 }