1 files changed, 125 insertions, 0 deletions
diff --git a/src/io/stream/stringstream.cpp b/src/io/stream/stringstream.cpp
new file mode 100644
index 0000000..0259869
--- /dev/null
+++ b/src/io/stream/stringstream.cpp
@@ -0,0 +1,125 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Our base String stream classes.  We implement these to
+ * be based on Glib::ustring
+ *
+ * Authors:
+ *   Bob Jamison <rjamison@titan.com>
+ *
+ * Copyright (C) 2004 Inkscape.org
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+
+#include "stringstream.h"
+
+namespace Inkscape
+{
+namespace IO
+{
+
+
+//#########################################################################
+//# S T R I N G    I N P U T    S T R E A M
+//#########################################################################
+
+
+/**
+ *
+ */ 
+StringInputStream::StringInputStream(Glib::ustring &sourceString)
+                      : buffer(sourceString)
+{
+    position = 0;
+}
+
+/**
+ *
+ */ 
+StringInputStream::~StringInputStream()
+= default;
+
+/**
+ * Returns the number of bytes that can be read (or skipped over) from
+ * this input stream without blocking by the next caller of a method for
+ * this input stream.
+ */ 
+int StringInputStream::available()
+{
+    return buffer.size() - position;
+}
+
+    
+/**
+ *  Closes this input stream and releases any system resources
+ *  associated with the stream.
+ */ 
+void StringInputStream::close()
+{
+}
+    
+/**
+ * Reads the next byte of data from the input stream.  -1 if EOF
+ */ 
+int StringInputStream::get()
+{
+    if (position >= (int)buffer.size())
+        return -1;
+    int ch = (int) buffer[position++];
+    return ch;
+}
+   
+
+
+
+//#########################################################################
+//# S T R I N G     O U T P U T    S T R E A M
+//#########################################################################
+
+/**
+ *
+ */ 
+StringOutputStream::StringOutputStream()
+= default;
+
+/**
+ *
+ */ 
+StringOutputStream::~StringOutputStream()
+= default;
+
+/**
+ * Closes this output stream and releases any system resources
+ * associated with this stream.
+ */ 
+void StringOutputStream::close()
+{
+}
+    
+/**
+ *  Flushes this output stream and forces any buffered output
+ *  bytes to be written out.
+ */ 
+void StringOutputStream::flush()
+{
+    //nothing to do
+}
+    
+/**
+ * Writes the specified byte to this output stream.
+ */ 
+int StringOutputStream::put(char ch)
+{
+    buffer.push_back(ch);
+	return 1;
+}
+
+
+} // namespace IO
+} // namespace Inkscape
+
+
+//#########################################################################
+//# E N D    O F    F I L E
+//#########################################################################