From 72b002ddc462761ade30efa963ac98859743aad8 Mon Sep 17 00:00:00 2001
From: Andrzej Kapolka <drzej.k@gmail.com>
Date: Tue, 31 Dec 2013 17:30:41 -0800
Subject: [PATCH] Allow streaming QVariantLists.

---
 libraries/metavoxels/src/Bitstream.cpp | 21 +++++++++++++++++++++
 libraries/metavoxels/src/Bitstream.h   |  7 +++++--
 2 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/libraries/metavoxels/src/Bitstream.cpp b/libraries/metavoxels/src/Bitstream.cpp
index 819373b733..258ef1ca29 100644
--- a/libraries/metavoxels/src/Bitstream.cpp
+++ b/libraries/metavoxels/src/Bitstream.cpp
@@ -236,6 +236,27 @@ Bitstream& Bitstream::operator>>(QVariant& value) {
     return *this;
 }
 
+Bitstream& Bitstream::operator<<(const QVariantList& value) {
+    *this << value.size();
+    foreach (const QVariant& entry, value) {
+        *this << entry;
+    }
+    return *this;
+}
+
+Bitstream& Bitstream::operator>>(QVariantList& value) {
+    int size;
+    *this >> size;
+    value.clear();
+    value.reserve(size);
+    for (int i = 0; i < size; i++) {
+        QVariant entry;
+        *this >> entry;
+        value.append(entry);
+    }
+    return *this;
+}
+
 Bitstream& Bitstream::operator<<(const QObject* object) {
     if (!object) {
         _metaObjectStreamer << NULL;
diff --git a/libraries/metavoxels/src/Bitstream.h b/libraries/metavoxels/src/Bitstream.h
index 36bcafd80d..066da71b34 100644
--- a/libraries/metavoxels/src/Bitstream.h
+++ b/libraries/metavoxels/src/Bitstream.h
@@ -231,6 +231,9 @@ public:
     Bitstream& operator<<(const QVariant& value);
     Bitstream& operator>>(QVariant& value);
     
+    Bitstream& operator<<(const QVariantList& value);
+    Bitstream& operator>>(QVariantList& value);
+    
     Bitstream& operator<<(const QObject* object);
     Bitstream& operator>>(QObject*& object);
     
@@ -287,8 +290,8 @@ public:
 #define REGISTER_SIMPLE_TYPE_STREAMER(x) static int x##Streamer = \
     Bitstream::registerTypeStreamer(QMetaType::type(#x), new SimpleTypeStreamer<x>());
 
-/// Declares the metatype and the streaming operators.  The last line
-/// ensures that the generated file will be included in the link phase. 
+/// Declares the metatype and the streaming operators.  The last lines
+/// ensure that the generated file will be included in the link phase. 
 #define STRINGIFY(x) #x
 #define DECLARE_STREAMABLE_METATYPE(X) Q_DECLARE_METATYPE(X) \
     Bitstream& operator<<(Bitstream& out, const X& obj); \