/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the NPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the NPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef nsDeviceContextMac_h___
#define nsDeviceContextMac_h___

#include "nsDeviceContext.h"
#include "nsUnitConversion.h"
#include "nsIWidget.h"
#include "nsIView.h"
#include "nsIRenderingContext.h"
#include "nsIFontEnumerator.h"
#include <Types.h>
#include <QuickDraw.h>

#include "nsIScreen.h"
#include "nsIScreenManager.h"


class nsDeviceContextMac : public DeviceContextImpl
{
public:
  nsDeviceContextMac();

  NS_IMETHOD  Init(nsNativeWidget aNativeWidget);  

  NS_IMETHOD  CreateRenderingContext(nsIRenderingContext *&aContext);
  NS_IMETHOD  SupportsNativeWidgets(PRBool &aSupportsWidgets);

  NS_IMETHOD  GetScrollBarDimensions(float &aWidth, float &aHeight) const;
  NS_IMETHOD  GetSystemFont(nsSystemFontID anID, nsFont *aFont) const;

	void 				SetDrawingSurface(nsDrawingSurface  aSurface) { mSurface = aSurface; }
  NS_IMETHOD  GetDrawingSurface(nsIRenderingContext &aContext, nsDrawingSurface &aSurface);

  NS_IMETHOD 	CheckFontExistence(const nsString& aFontName);
  NS_IMETHOD 	GetDepth(PRUint32& aDepth);
  NS_IMETHOD 	ConvertPixel(nscolor aColor, PRUint32 & aPixel);

  NS_IMETHOD 	GetDeviceSurfaceDimensions(PRInt32 &aWidth, PRInt32 &aHeight);
  NS_IMETHOD  GetRect(nsRect &aRect);
  NS_IMETHOD  GetClientRect(nsRect &aRect);

  NS_IMETHOD 	GetDeviceContextFor(nsIDeviceContextSpec *aDevice,
                                 nsIDeviceContext *&aContext);

  NS_IMETHOD 	BeginDocument(PRUnichar * aTitle);
  NS_IMETHOD 	EndDocument(void);

  NS_IMETHOD 	BeginPage(void);
  NS_IMETHOD 	EndPage(void);
  PRBool	IsPrinter() 	{if (nsnull != mSpec){return (PR_TRUE);}else{return (PR_FALSE);} };



protected:
  virtual 	~nsDeviceContextMac();
  
	virtual nsresult CreateFontAliasTable();

  void FindScreenForSurface ( nsIScreen** outScreen ) ;

  nsDrawingSurface 			mSurface;
  Rect									mPageRect;
  nsCOMPtr<nsIDeviceContextSpec> mSpec;
  GrafPtr								mOldPort;
  nsCOMPtr<nsIScreenManager> mScreenManager;
  nsCOMPtr<nsIScreen> mPrimaryScreen;         // cache the screen for single-monitor systems
  
public:
  // InitFontInfoList and nsHashTable are static because GetMacFontNumber is static
  static void InitFontInfoList();
  static nsHashtable* gFontInfoList;
public:
  static bool GetMacFontNumber(const nsString& aFontName, short &fontNum);

private:
	static PRUint32		mPixelsPerInch;
	static PRUint32   sNumberOfScreens;       // how many screens we have.
public:
	static PRUint32		GetScreenResolution();
};


class nsFontEnumeratorMac : public nsIFontEnumerator
{
public:
  nsFontEnumeratorMac();
  NS_DECL_ISUPPORTS
  NS_DECL_NSIFONTENUMERATOR
};

#endif /* nsDeviceContextMac_h___ */