added 'prepare' method to gfxdocument

diff --git a/lib/gfxsource.h b/lib/gfxsource.h
index d73d99a..17548cc 100644 (file)
--- a/lib/gfxsource.h
+++ b/lib/gfxsource.h
@@ -48,6 +48,7 @@ typedef struct _gfxdocument
     void  (*set_parameter)(struct _gfxdocument*gfx, const char*name, const char*value);
     char* (*getinfo)(struct _gfxdocument*gfx, const char*key);
     struct _gfxpage* (*getpage)(struct _gfxdocument*gfx, int page);
+    void  (*prepare)(struct _gfxdocument*gfx, gfxdevice_t*device);
     void*internal;
 } gfxdocument_t;