/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** 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 Oracle Corporation code.
 *
 * The Initial Developer of the Original Code is Oracle Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Stuart Parmenter <pavlov@pavlov.net>
 *
 * 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_WINDOWSSURFACE_H
#define GFX_WINDOWSSURFACE_H

#include "gfxASurface.h"
#include "gfxImageSurface.h"

#include <windows.h>

class gfxContext;

class THEBES_API gfxWindowsSurface : public gfxASurface {
public:
    enum {
        FLAG_TAKE_DC = (1 << 0),
        FLAG_FOR_PRINTING = (1 << 1),
        FLAG_IS_TRANSPARENT = (1 << 2)
    };

    gfxWindowsSurface(HWND wnd, PRUint32 flags = 0);
    gfxWindowsSurface(HDC dc, PRUint32 flags = 0);

    // Create a DIB surface
    gfxWindowsSurface(const gfxIntSize& size,
                      gfxImageFormat imageFormat = ImageFormatRGB24);

    // Create a DDB surface; dc may be NULL to use the screen DC
    gfxWindowsSurface(HDC dc,
                      const gfxIntSize& size,
                      gfxImageFormat imageFormat = ImageFormatRGB24);

    gfxWindowsSurface(cairo_surface_t *csurf);

    virtual already_AddRefed<gfxASurface> CreateSimilarSurface(gfxContentType aType,
                                                               const gfxIntSize& aSize);

    void InitWithDC(PRUint32 flags);

    virtual ~gfxWindowsSurface();

    HDC GetDC() { return mDC; }

    HDC GetDCWithClip(gfxContext *);

    already_AddRefed<gfxImageSurface> GetAsImageSurface();

    already_AddRefed<gfxWindowsSurface> OptimizeToDDB(HDC dc,
                                                      const gfxIntSize& size,
                                                      gfxImageFormat format);

    nsresult BeginPrinting(const nsAString& aTitle, const nsAString& aPrintToFileName);
    nsresult EndPrinting();
    nsresult AbortPrinting();
    nsresult BeginPage();
    nsresult EndPage();

    virtual PRInt32 GetDefaultContextFlags() const;

    const gfxIntSize GetSize() const;

    void MovePixels(const nsIntRect& aSourceRect,
                    const nsIntPoint& aDestTopLeft)
    {
        FastMovePixels(aSourceRect, aDestTopLeft);
    }

    // The memory used by this surface lives in this process's address space,
    // but not in the heap.
    virtual gfxASurface::MemoryLocation GetMemoryLocation() const;

private:
    void MakeInvalid(gfxIntSize& size);

    bool mOwnsDC;
    bool mForPrinting;

    HDC mDC;
    HWND mWnd;
};

#endif /* GFX_WINDOWSSURFACE_H */
