mirror of
https://github.com/rn10950/RetroZilla.git
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123 lines
4.0 KiB
C++
123 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsDrawingSurfaceWin_h___
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#define nsDrawingSurfaceWin_h___
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#include "nsIDrawingSurface.h"
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#include "nsIDrawingSurfaceWin.h"
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#ifdef NGLAYOUT_DDRAW
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#include "ddraw.h"
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#endif
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class nsDrawingSurfaceWin : public nsIDrawingSurface,
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nsIDrawingSurfaceWin
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{
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public:
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nsDrawingSurfaceWin();
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NS_DECL_ISUPPORTS
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//nsIDrawingSurface interface
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NS_IMETHOD Lock(PRInt32 aX, PRInt32 aY, PRUint32 aWidth, PRUint32 aHeight,
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void **aBits, PRInt32 *aStride, PRInt32 *aWidthBytes,
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PRUint32 aFlags);
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NS_IMETHOD Unlock(void);
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NS_IMETHOD GetDimensions(PRUint32 *aWidth, PRUint32 *aHeight);
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NS_IMETHOD IsOffscreen(PRBool *aOffScreen);
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NS_IMETHOD IsPixelAddressable(PRBool *aAddressable);
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NS_IMETHOD GetPixelFormat(nsPixelFormat *aFormat);
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//nsIDrawingSurfaceWin interface
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NS_IMETHOD Init(HDC aDC);
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NS_IMETHOD Init(HDC aDC, PRUint32 aWidth, PRUint32 aHeight,
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PRUint32 aFlags);
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NS_IMETHOD GetDC(HDC *aDC);
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NS_IMETHOD GetTECHNOLOGY(PRInt32 *aTechnology);
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NS_IMETHOD ReleaseDC(void);
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NS_IMETHOD IsReleaseDCDestructive(PRBool *aDestructive);
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// locals
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#ifdef NGLAYOUT_DDRAW
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nsresult GetDDraw(IDirectDraw2 **aDDraw);
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#endif
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private:
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~nsDrawingSurfaceWin();
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BITMAPINFO *CreateBitmapInfo(PRInt32 aWidth, PRInt32 aHeight, PRInt32 aDepth,
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void **aBits = nsnull);
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#ifdef NGLAYOUT_DDRAW
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nsresult CreateDDraw(void);
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PRBool LockSurface(IDirectDrawSurface *aSurface, DDSURFACEDESC *aDesc,
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BITMAP *aBitmap, RECT *aRect, DWORD aLockFlags, nsPixelFormat *aPixFormat);
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#endif
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HDC mDC;
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HBITMAP mOrigBitmap;
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HBITMAP mSelectedBitmap;
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PRBool mKillDC;
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BITMAPINFO *mBitmapInfo;
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PRUint8 *mDIBits;
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BITMAP mBitmap;
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nsPixelFormat mPixFormat;
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HBITMAP mLockedBitmap;
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PRUint32 mWidth;
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PRUint32 mHeight;
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PRInt32 mLockOffset;
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PRInt32 mLockHeight;
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PRUint32 mLockFlags;
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PRInt32 mTechnology;
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#ifdef NGLAYOUT_DDRAW
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IDirectDrawSurface *mSurface;
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PRInt32 mSurfLockCnt;
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DDSURFACEDESC mSurfDesc;
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static IDirectDraw *mDDraw;
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static IDirectDraw2 *mDDraw2;
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static nsresult mDDrawResult;
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#endif
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};
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#endif
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