[PATCH 1/4 v2 wayland] add wl_surface attach2 to support scaling

[Zhao Halley]

---
 protocol/wayland.xml |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/protocol/wayland.xml b/protocol/wayland.xml
index 67ece1b..a15b5d0 100644
--- a/protocol/wayland.xml
+++ b/protocol/wayland.xml
@@ -617,6 +617,21 @@
       <arg name="y" type="int"/>
     </request>
 
+    <request name="attach2">
+      <description summary="set the surface contents">
+    Copy the contents of a buffer into this surface with scaling support. 
+    The x and y arguments specify the location of the new buffers upper left
+    corner, relative to the old buffers upper left corner; dst_w and dst_y 
+    arguments specify the target size on display.
+      </description>
+
+      <arg name="buffer" type="object" interface="wl_buffer"/>
+      <arg name="x" type="int"/>
+      <arg name="y" type="int"/>
+      <arg name="dst_w" type="int"/>
+      <arg name="dst_h" type="int"/>
+    </request>
+
     <request name="damage">
       <description summary="mark part of the surface damaged">
 	After attaching a new buffer, this request is used to describe
-- 
1.7.5.4