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// 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 "base/at_exit.h"
#include "base/command_line.h"
#include "base/i18n/icu_util.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop.h"
#include "third_party/skia/include/core/SkXfermode.h"
#include "ui/aura/desktop.h"
#include "ui/aura/event.h"
#include "ui/aura/window.h"
#include "ui/aura/window_delegate.h"
#include "ui/base/hit_test.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_base_paths.h"
#include "ui/gfx/canvas_skia.h"
#include "ui/gfx/compositor/test/compositor_test_support.h"
#include "ui/gfx/rect.h"

#if defined(USE_X11)
#include "base/message_pump_x.h"
#endif

namespace {

// Trivial WindowDelegate implementation that draws a colored background.
class DemoWindowDelegate : public aura::WindowDelegate {
 public:
  explicit DemoWindowDelegate(SkColor color) : color_(color) {}

  // Overridden from WindowDelegate:
  virtual gfx::Size GetMinimumSize() const OVERRIDE {
    return gfx::Size();
  }
  virtual void OnBoundsChanged(const gfx::Rect& old_bounds,
                               const gfx::Rect& new_bounds) OVERRIDE {}
  virtual void OnFocus() OVERRIDE {}
  virtual void OnBlur() OVERRIDE {}
  virtual bool OnKeyEvent(aura::KeyEvent* event) OVERRIDE {
    return false;
  }
  virtual gfx::NativeCursor GetCursor(const gfx::Point& point) OVERRIDE {
    return gfx::kNullCursor;
  }
  virtual int GetNonClientComponent(const gfx::Point& point) const OVERRIDE {
    return HTCAPTION;
  }
  virtual bool OnMouseEvent(aura::MouseEvent* event) OVERRIDE {
    return true;
  }
  virtual ui::TouchStatus OnTouchEvent(aura::TouchEvent* event) OVERRIDE {
    return ui::TOUCH_STATUS_END;
  }
  virtual bool ShouldActivate(aura::Event* event) OVERRIDE { return true; }
  virtual void OnActivated() OVERRIDE {}
  virtual void OnLostActive() OVERRIDE {}
  virtual void OnCaptureLost() OVERRIDE {}
  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
    canvas->GetSkCanvas()->drawColor(color_, SkXfermode::kSrc_Mode);
  }
  virtual void OnWindowDestroying() OVERRIDE {}
  virtual void OnWindowDestroyed() OVERRIDE {}
  virtual void OnWindowVisibilityChanged(bool visible) OVERRIDE {}

 private:
  SkColor color_;

  DISALLOW_COPY_AND_ASSIGN(DemoWindowDelegate);
};


}  // namespace

int main(int argc, char** argv) {
  CommandLine::Init(argc, argv);

  // The exit manager is in charge of calling the dtors of singleton objects.
  base::AtExitManager exit_manager;

  ui::RegisterPathProvider();
  icu_util::Initialize();
  ResourceBundle::InitSharedInstance("en-US");

  // Create the message-loop here before creating the desktop.
  MessageLoop message_loop(MessageLoop::TYPE_UI);
  ui::CompositorTestSupport::Initialize();

  aura::Desktop::GetInstance();

  // Create a hierarchy of test windows.
  DemoWindowDelegate window_delegate1(SK_ColorBLUE);
  aura::Window window1(&window_delegate1);
  window1.set_id(1);
  window1.Init(ui::Layer::LAYER_HAS_TEXTURE);
  window1.SetBounds(gfx::Rect(100, 100, 400, 400));
  window1.Show();
  window1.SetParent(NULL);

  DemoWindowDelegate window_delegate2(SK_ColorRED);
  aura::Window window2(&window_delegate2);
  window2.set_id(2);
  window2.Init(ui::Layer::LAYER_HAS_TEXTURE);
  window2.SetBounds(gfx::Rect(200, 200, 350, 350));
  window2.Show();
  window2.SetParent(NULL);

  DemoWindowDelegate window_delegate3(SK_ColorGREEN);
  aura::Window window3(&window_delegate3);
  window3.set_id(3);
  window3.Init(ui::Layer::LAYER_HAS_TEXTURE);
  window3.SetBounds(gfx::Rect(10, 10, 50, 50));
  window3.Show();
  window3.SetParent(&window2);

  aura::Desktop::GetInstance()->Run();

  ui::CompositorTestSupport::Terminate();

  return 0;
}