// Created on: 2012-11-12
// Created by: Kirill GAVRILOV
// Copyright (c) 2012-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _Cocoa_Window_H__
#define _Cocoa_Window_H__

#ifdef __OBJC__
  @class NSView;
  @class NSWindow;
#else
  struct NSView;
  struct NSWindow;
#endif

#include <Aspect_Window.hxx>

#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>

#include <Aspect_FillMethod.hxx>
#include <Aspect_GradientFillMethod.hxx>
#include <Aspect_Handle.hxx>
#include <Aspect_TypeOfResize.hxx>
#include <Quantity_NameOfColor.hxx>
#include <Quantity_Parameter.hxx>
#include <Quantity_Ratio.hxx>

class Aspect_WindowDefinitionError;
class Aspect_WindowError;
class Aspect_Background;
class Quantity_Color;
class Aspect_GradientBackground;

//! This class defines Cocoa window
class Cocoa_Window : public Aspect_Window
{

public:

  //! Creates a NSWindow and NSView defined by his position and size in pixels
  Standard_EXPORT Cocoa_Window (const Standard_CString theTitle,
                                const Standard_Integer thePxLeft,
                                const Standard_Integer thePxTop,
                                const Standard_Integer thePxWidth,
                                const Standard_Integer thePxHeight);

  //! Creates a wrapper over existing NSView handle
  Standard_EXPORT Cocoa_Window (NSView* theViewNS);

  //! Destroies the Window and all resourses attached to it
  Standard_EXPORT virtual  void Destroy();

  ~Cocoa_Window()
  {
    Destroy();
  }

  //! Opens the window <me>
  Standard_EXPORT virtual void Map() const;

  //! Closes the window <me>
  Standard_EXPORT virtual void Unmap() const;

  //! Applies the resizing to the window <me>
  Standard_EXPORT virtual Aspect_TypeOfResize DoResize() const;

  //! Apply the mapping change to the window <me>
  Standard_EXPORT virtual Standard_Boolean DoMapping() const;

  //! Returns True if the window <me> is opened
  Standard_EXPORT virtual Standard_Boolean IsMapped() const;

  //! Returns The Window RATIO equal to the physical WIDTH/HEIGHT dimensions
  Standard_EXPORT virtual Quantity_Ratio Ratio() const;

  //! Returns The Window POSITION in PIXEL
  Standard_EXPORT virtual void Position (Standard_Integer& X1,
                                         Standard_Integer& Y1,
                                         Standard_Integer& X2,
                                         Standard_Integer& Y2) const;

  //! Returns The Window SIZE in PIXEL
  Standard_EXPORT virtual void Size (Standard_Integer& theWidth,
                                     Standard_Integer& theHeight) const;

  //! @return associated NSView
  Standard_EXPORT NSView* HView() const;

  //! Setup new NSView.
  Standard_EXPORT void SetHView (NSView* theView);

protected:

  NSWindow*        myHWindow;
  NSView*          myHView;
  Standard_Integer myXLeft;
  Standard_Integer myYTop;
  Standard_Integer myXRight;
  Standard_Integer myYBottom;

public:

  DEFINE_STANDARD_RTTI(Cocoa_Window)

};

DEFINE_STANDARD_HANDLE(Cocoa_Window, Aspect_Window)

#endif // _Cocoa_Window_H__