From a03d7b1c021befbdfc646a947964e8a6f3c7789c Mon Sep 17 00:00:00 2001
From: ishmal <ishmal@users.sourceforge.net>
Date: Thu, 13 Mar 2008 21:02:36 +0000
Subject: [PATCH] Add convenience functions to read from/write to
 Glib::ustrings.

---
 src/xml/repr-io.cpp | 28 ++++++++++++++++++++++++++++
 src/xml/repr.h      |  4 ++++
 2 files changed, 32 insertions(+)

diff --git a/src/xml/repr-io.cpp b/src/xml/repr-io.cpp
index 26537d750..bd9e4a2e0 100644
--- a/src/xml/repr-io.cpp
+++ b/src/xml/repr-io.cpp
@@ -26,6 +26,7 @@
 
 #include "io/sys.h"
 #include "io/uristream.h"
+#include "io/stringstream.h"
 #include "io/gzipstream.h"
 
 #include "prefs-utils.h"
@@ -315,6 +316,16 @@ sp_repr_read_mem (const gchar * buffer, gint length, const gchar *default_ns)
     return rdoc;
 }
 
+/**
+ * Reads and parses XML from a buffer, returning it as an Document
+ */
+Document *
+sp_repr_read_buf (const Glib::ustring &buf, const gchar *default_ns)
+{
+    return sp_repr_read_mem(buf.c_str(), buf.size(), default_ns);
+}
+
+
 namespace Inkscape {
 
 struct compare_quark_ids {
@@ -729,6 +740,23 @@ sp_repr_write_stream (Node *repr, Writer &out, gint indent_level,
     }
 }
 
+
+Glib::ustring
+sp_repr_write_buf(Node *repr, gint indent_level,
+                      bool add_whitespace, Glib::QueryQuark elide_prefix,
+					  int inlineattrs, int indent)
+{
+    Glib::ustring buf;
+    Inkscape::IO::StringOutputStream souts;
+    Inkscape::IO::OutputStreamWriter outs(souts);
+    sp_repr_write_stream(repr, outs, indent_level, add_whitespace,
+	      elide_prefix, inlineattrs, indent);
+	outs.close();
+	buf = souts.getString();
+	return buf;
+}
+
+
 void
 sp_repr_write_stream_element (Node * repr, Writer & out, gint indent_level,
                               bool add_whitespace,
diff --git a/src/xml/repr.h b/src/xml/repr.h
index 56b37ebe2..69fe2adce 100644
--- a/src/xml/repr.h
+++ b/src/xml/repr.h
@@ -181,6 +181,10 @@ Inkscape::XML::Document *sp_repr_read_mem(gchar const *buffer, int length, gchar
 void sp_repr_write_stream (Inkscape::XML::Node *repr, Inkscape::IO::Writer &out,
                  gint indent_level,  bool add_whitespace, Glib::QueryQuark elide_prefix,
 				 int inlineattrs, int indent);
+Inkscape::XML::Document *sp_repr_read_buf (const Glib::ustring &buf, const gchar *default_ns);
+Glib::ustring sp_repr_write_buf(Inkscape::XML::Node *repr, gint indent_level,
+                      bool add_whitespace, Glib::QueryQuark elide_prefix,
+					  int inlineattrs, int indent);
 void sp_repr_save_stream(Inkscape::XML::Document *doc, FILE *to_file, gchar const *default_ns=NULL, bool compress = false);
 bool sp_repr_save_file(Inkscape::XML::Document *doc, gchar const *filename, gchar const *default_ns=NULL);
 
-- 
2.30.2