/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2019, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2019 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

#import <Cocoa/Cocoa.h>
#import <OpenGL/OpenGL.h>
#import <OpenGL/gl3.h>

#include "OdaCommon.h"
#include "DbDatabase.h"
#include "Gs/Gs.h"
#include "GiContextForDbDatabase.h"
#include "ExSystemServices.h"
#include "ExHostAppServices.h"

class MyServices : public ExSystemServices, public ExHostAppServices
{
protected:
  ODRX_USING_HEAP_OPERATORS(ExSystemServices);
};

@interface OpenGLView : NSOpenGLView
{
  OdDbDatabasePtr pDb;
  OdGsDevicePtr pDevice;
  OdStaticRxObject<MyServices> svcs;
  OdGiContextForDbDatabasePtr pDwgContext;
  int curWidth, curHeight;
}

+ (NSOpenGLPixelFormat*) basicPixelFormat;

- (void) resizeGL;

- (void) drawRect:(NSRect)rect;

- (void) update;		// moved or resized

- (BOOL) acceptsFirstResponder;
- (BOOL) becomeFirstResponder;
- (BOOL) resignFirstResponder;

- (id) initWithFrame: (NSRect) frameRect;
- (void) awakeFromNib;
- (void) clearGLContext;

@end