test_compositor_host_ozone.cc revision f2477e01787aa58f445919b809d89e252beef54f 
1// Copyright 2013 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/basictypes.h"
8#include "base/bind.h"
9#include "base/compiler_specific.h"
10#include "base/logging.h"
11#include "base/memory/scoped_ptr.h"
12#include "base/memory/weak_ptr.h"
13#include "base/message_loop/message_loop.h"
14#include "ui/compositor/compositor.h"
15#include "ui/gfx/rect.h"
16
17namespace ui {
18
19class TestCompositorHostOzone : public TestCompositorHost {
20 public:
21  TestCompositorHostOzone(const gfx::Rect& bounds);
22  virtual ~TestCompositorHostOzone();
23
24 private:
25  // Overridden from TestCompositorHost:
26  virtual void Show() OVERRIDE;
27  virtual ui::Compositor* GetCompositor() OVERRIDE;
28
29  void Draw();
30
31  gfx::Rect bounds_;
32
33  scoped_ptr<ui::Compositor> compositor_;
34
35  DISALLOW_COPY_AND_ASSIGN(TestCompositorHostOzone);
36};
37
38TestCompositorHostOzone::TestCompositorHostOzone(const gfx::Rect& bounds)
39    : bounds_(bounds) {}
40
41TestCompositorHostOzone::~TestCompositorHostOzone() {}
42
43void TestCompositorHostOzone::Show() {
44  // Ozone should rightly have a backing native framebuffer
45  // An in-memory array draw into by OSMesa is a reasonble
46  // fascimile of a dumb framebuffer at present.
47  // GLSurface will allocate the array so long as it is provided
48  // with a non-0 widget.
49  // TODO(rjkroege): Use a "real" ozone widget when it is
50  // available: http://crbug.com/255128
51  compositor_.reset(new ui::Compositor(1));
52  compositor_->SetScaleAndSize(1.0f, bounds_.size());
53}
54
55ui::Compositor* TestCompositorHostOzone::GetCompositor() {
56  return compositor_.get();
57}
58
59void TestCompositorHostOzone::Draw() {
60  if (compositor_.get())
61    compositor_->Draw();
62}
63
64// static
65TestCompositorHost* TestCompositorHost::Create(const gfx::Rect& bounds) {
66  return new TestCompositorHostOzone(bounds);
67}
68
69}  // namespace ui
70