gecko-dev/gfx/thebes/public/gfxOS2Surface.h

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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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 OS/2 code in Thebes.
*
* The Initial Developer of the Original Code is
* Peter Weilbacher <mozilla@Weilbacher.org>.
* Portions created by the Initial Developer are Copyright (C) 2006
* 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 MPL, 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 MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef GFX_OS2_SURFACE_H
#define GFX_OS2_SURFACE_H
#include "gfxASurface.h"
#define INCL_GPIBITMAPS
#include <os2.h>
#include <cairo-os2.h>
class THEBES_API gfxOS2Surface : public gfxASurface {
public:
// constructor used to create a memory surface of given size
gfxOS2Surface(const gfxIntSize& aSize,
gfxASurface::gfxImageFormat aImageFormat);
// constructor for surface connected to an onscreen window
gfxOS2Surface(HWND aWnd);
virtual ~gfxOS2Surface();
// Special functions that only make sense for the OS/2 port of cairo:
// Update the cairo surface.
// While gfxOS2Surface keeps track of the presentation handle itself,
// use the one from WinBeginPaint() here.
void Refresh(RECTL *aRect, HPS aPS);
// Reset the cairo surface to the given size.
int Resize(const gfxIntSize& aSize);
HPS GetPS() { return mPS; }
gfxIntSize GetSize() { return mSize; }
private:
PRBool mHasWnd; // indicates if created through the HWND constructor
HDC mDC; // memory device context
HPS mPS; // presentation space connected to window or memory device
HBITMAP mBitmap; // bitmap for initialization of memory surface
gfxIntSize mSize; // current size of the surface
};
#endif /* GFX_OS2_SURFACE_H */