From 5f60abdaec80a202f15b645d62f0e435d96435f7 Mon Sep 17 00:00:00 2001
From: ExMix <rahuba.youri@mapswithme.com>
Date: Tue, 17 Dec 2013 16:05:29 +0300
Subject: [PATCH] [drape] transfer interface from ReadMWMTask threads to
 backend renderer thread

---
 drape_frontend/engine_context.cpp | 26 +++++++++++++++++++++++++-
 drape_frontend/engine_context.hpp | 21 +++++++++++++--------
 2 files changed, 38 insertions(+), 9 deletions(-)

diff --git a/drape_frontend/engine_context.cpp b/drape_frontend/engine_context.cpp
index 4c41d00a21..bab60ef2d6 100644
--- a/drape_frontend/engine_context.cpp
+++ b/drape_frontend/engine_context.cpp
@@ -1,8 +1,32 @@
 #include "engine_context.hpp"
 
+#include "message_subclasses.hpp"
+#include "map_shape.hpp"
+
 namespace df
 {
-  EngineContext::EngineContext()
+  EngineContext::EngineContext(ThreadsCommutator * commutator)
+    : m_commutator(commutator)
   {
   }
+
+  void EngineContext::BeginReadTile(TileKey const & key)
+  {
+    PostMessage(new TileReadStartMessage(key));
+  }
+
+  void EngineContext::InsertShape(TileKey const & key, MapShape const * shape)
+  {
+    PostMessage(new MapShapeReadedMessage(key, shape));
+  }
+
+  void EngineContext::EndReadTile(TileKey const & key)
+  {
+    PostMessage(new TileReadEndMessage(key));
+  }
+
+  void EngineContext::PostMessage(Message * message)
+  {
+    m_commutator->PostMessage(ThreadsCommutator::ResourceUploadThread, message);
+  }
 }
diff --git a/drape_frontend/engine_context.hpp b/drape_frontend/engine_context.hpp
index 4c10ef46e4..d90cfae06e 100644
--- a/drape_frontend/engine_context.hpp
+++ b/drape_frontend/engine_context.hpp
@@ -1,23 +1,28 @@
 #pragma once
 
 #include "tile_info.hpp"
+#include "threads_commutator.hpp"
 
 namespace df
 {
-  class MapShape
-  {
-  public:
-    virtual ~MapShape(){}
-    virtual void Draw() const = 0;
-  };
+  class Message;
+  class MapShape;
 
   class EngineContext
   {
   public:
-    EngineContext();
+    EngineContext(ThreadsCommutator * commutator);
 
+    void BeginReadTile(TileKey const & key);
     /// If you call this method, you may forget about shape.
     /// It will be proccessed and delete later
-    void InsertShape(df::TileKey const & key, MapShape * shape) {}
+    void InsertShape(TileKey const & key, MapShape const * shape);
+    void EndReadTile(TileKey const & key);
+
+  private:
+    void PostMessage(Message * message);
+
+  private:
+    ThreadsCommutator * m_commutator;
   };
 }