// Copyright (c) 2006-2008 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.

#ifndef CHROME_BROWSER_VIEWS_FRAME_GLASS_BROWSER_FRAME_VIEW_H_
#define CHROME_BROWSER_VIEWS_FRAME_GLASS_BROWSER_FRAME_VIEW_H_

#include "chrome/browser/views/frame/browser_frame.h"
#include "chrome/views/controls/button/button.h"
#include "chrome/views/window/non_client_view.h"

class BrowserView;
class GlassBrowserWindowResources;
class SkBitmap;

class GlassBrowserFrameView : public BrowserNonClientFrameView {
 public:
  // Constructs a non-client view for an BrowserFrame.
  GlassBrowserFrameView(BrowserFrame* frame, BrowserView* browser_view);
  virtual ~GlassBrowserFrameView();

  // Overridden from BrowserNonClientFrameView:
  virtual gfx::Rect GetBoundsForTabStrip(TabStrip* tabstrip) const;
  virtual void UpdateThrobber(bool running);

  // Overridden from views::NonClientFrameView:
  virtual gfx::Rect GetBoundsForClientView() const;
  virtual gfx::Rect GetWindowBoundsForClientBounds(
      const gfx::Rect& client_bounds) const;
  virtual gfx::Point GetSystemMenuPoint() const;
  virtual int NonClientHitTest(const gfx::Point& point);
  virtual void GetWindowMask(const gfx::Size& size, gfx::Path* window_mask) { }
  virtual void EnableClose(bool enable) { }
  virtual void ResetWindowControls() { }

 protected:
  // Overridden from views::View:
  virtual void Paint(ChromeCanvas* canvas);
  virtual void Layout();

 private:
  // Returns the thickness of the border that makes up the window frame edges.
  // This does not include any client edge.
  int FrameBorderThickness() const;

  // Returns the thickness of the entire nonclient left, right, and bottom
  // borders, including both the window frame and any client edge.
  int NonClientBorderThickness() const;

  // Returns the height of the entire nonclient top border, including the window
  // frame, any title area, and any connected client edge.
  int NonClientTopBorderHeight() const;

  // Paint various sub-components of this view.
  void PaintDistributorLogo(ChromeCanvas* canvas);
  void PaintToolbarBackground(ChromeCanvas* canvas);
  void PaintOTRAvatar(ChromeCanvas* canvas);
  void PaintRestoredClientEdge(ChromeCanvas* canvas);

  // Layout various sub-components of this view.
  void LayoutDistributorLogo();
  void LayoutOTRAvatar();
  void LayoutClientView();

  // Returns the bounds of the client area for the specified view size.
  gfx::Rect CalculateClientAreaBounds(int width, int height) const;

  // Starts/Stops the window throbber running.
  void StartThrobber();
  void StopThrobber();

  // Displays the next throbber frame.
  void DisplayNextThrobberFrame();

  // The layout rect of the distributor logo, if visible.
  gfx::Rect logo_bounds_;

  // The layout rect of the OTR avatar icon, if visible.
  gfx::Rect otr_avatar_bounds_;

  // The frame that hosts this view.
  BrowserFrame* frame_;

  // The BrowserView hosted within this View.
  BrowserView* browser_view_;

  // The bounds of the ClientView.
  gfx::Rect client_view_bounds_;

  // Whether or not the window throbber is currently animating.
  bool throbber_running_;

  // The index of the current frame of the throbber animation.
  int throbber_frame_;

  static void InitClass();
  static SkBitmap* distributor_logo_;
  static GlassBrowserWindowResources* resources_;

  static const int kThrobberIconCount = 24;
  static HICON throbber_icons_[kThrobberIconCount];
  static void InitThrobberIcons();

  DISALLOW_EVIL_CONSTRUCTORS(GlassBrowserFrameView);
};

#endif  // #ifndef CHROME_BROWSER_VIEWS_FRAME_GLASS_BROWSER_FRAME_VIEW_H_