Adds support for point conversions to ui::Layer.

ui/gfx/compositor/test_compositor_host_win.cc

+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/gfx/compositor/test_compositor_host.h"
+
+#include "ui/base/win/window_impl.h"
+#include "ui/gfx/compositor/compositor.h"
+
+namespace ui {
+
+class TestCompositorHostWin : public TestCompositorHost,
+                              public ui::WindowImpl {
+ public:
+  explicit TestCompositorHostWin(const gfx::Rect& bounds) {
+    Init(NULL, bounds);
+    compositor_ = ui::Compositor::Create(hwnd(), GetSize());
+  }
+
+  virtual ~TestCompositorHostWin() {
+    DestroyWindow(hwnd());
+  }
+
+  // Overridden from MessageLoop::Dispatcher:
+  virtual bool Dispatch(const MSG& msg) {
+    TranslateMessage(&msg);
+    DispatchMessage(&msg);
+    return true;
+  }
+
+  // Overridden from TestCompositorHost:
+  virtual void Show() OVERRIDE {
+    ShowWindow(hwnd(), SW_SHOWNORMAL);
+  }
+  virtual ui::Compositor* GetCompositor() OVERRIDE {
+    return compositor_;
+  }
+
+ private:
+  BEGIN_MSG_MAP_EX(TestCompositorHostWin)
+    MSG_WM_PAINT(OnPaint)
+  END_MSG_MAP()
+
+  void OnPaint(HDC dc) {
+    ValidateRect(hwnd(), NULL);
+  }
+
+  gfx::Size GetSize() {
+    RECT r;
+    GetClientRect(hwnd(), &r);
+    return gfx::Rect(r).size();
+  }
+
+  scoped_refptr<ui::Compositor> compositor_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestCompositorHostWin);
+};
+
+TestCompositorHost* TestCompositorHost::Create(const gfx::Rect& bounds) {
+  return new TestCompositorHostWin(bounds);
+}
+
+}  // namespace ui
+