[CRD iOS] Inject mouse events to the host

remoting/client/desktop_viewport.h

Index: remoting/client/desktop_viewport.h
diff --git a/remoting/client/desktop_viewport.h b/remoting/client/desktop_viewport.h
index 8fb7377bad5669c1a33db5d39fddd473f97fefb4..415ea7af4d25b646a8fa9bd9c9502dacf412e8c8 100644
--- a/remoting/client/desktop_viewport.h
+++ b/remoting/client/desktop_viewport.h
@@ -48,6 +48,9 @@ class DesktopViewport {
   // by |scale|.
   void ScaleDesktop(float px, float py, float scale);
 
+  // Moves the viewport center by <x, y> on the desktop's coordinate.
+  void MoveViewportCenter(float dx, float dy);

[nicholss, 2017/05/08 15:34:18]

I don't think "center" matters here, this method sounds more like
"translateViewport" with dx, dy. all pixels will be translated by the same
amount.

[Yuwei, 2017/05/08 20:45:26]

Done. Also renamed MoveViewportcenterWithoutUpdate

+
   // Sets the viewport center to (x, y) on the desktop's coordinate.
   void SetViewportCenter(float x, float y);
 
@@ -58,6 +61,9 @@ class DesktopViewport {
       const TransformationCallback& callback,
       bool run_immediately);
 
+  // Returns the reference to the desktop-to-surface transformation.
+  const ViewMatrix& GetTransformation() const;
+
  private:
   struct Bounds {
     float left;