ui/compositor/test/test_compositor_host_win.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/compositor/test/test_compositor_host.h"
   6
   7 #include "base/compiler_specific.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "ui/compositor/compositor.h"
  10 #include "ui/gfx/win/window_impl.h"
  11
  12 namespace ui {
  13
  14 class TestCompositorHostWin : public TestCompositorHost,
  15                               public gfx::WindowImpl {
  16  public:
  17   TestCompositorHostWin(const gfx::Rect& bounds) {
  18     Init(NULL, bounds);
  19     compositor_.reset(new ui::Compositor(hwnd()));
  20     compositor_->SetScaleAndSize(1.0f, GetSize());
  21   }
  22
  23   virtual ~TestCompositorHostWin() {
  24     DestroyWindow(hwnd());
  25   }
  26
  27   // Overridden from TestCompositorHost:
  28   virtual void Show() OVERRIDE {
  29     ShowWindow(hwnd(), SW_SHOWNORMAL);
  30   }
  31   virtual ui::Compositor* GetCompositor() OVERRIDE {
  32     return compositor_.get();
  33   }
  34
  35  private:
  36   CR_BEGIN_MSG_MAP_EX(TestCompositorHostWin)
  37     CR_MSG_WM_PAINT(OnPaint)
  38   CR_END_MSG_MAP()
  39
  40   void OnPaint(HDC dc) {
  41     compositor_->Draw();
  42     ValidateRect(hwnd(), NULL);
  43   }
  44
  45   gfx::Size GetSize() {
  46     RECT r;
  47     GetClientRect(hwnd(), &r);
  48     return gfx::Rect(r).size();
  49   }
  50
  51   scoped_ptr<ui::Compositor> compositor_;
  52
  53   DISALLOW_COPY_AND_ASSIGN(TestCompositorHostWin);
  54 };
  55
  56 TestCompositorHost* TestCompositorHost::Create(const gfx::Rect& bounds) {
  57   return new TestCompositorHostWin(bounds);
  58 }
  59
  60 }  // namespace ui