gecko-dev/gfx/thebes/gfxWindowsSurface.h

/* -*- 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/
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 * Software distributed under the License is distributed on an "AS IS" basis,
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 * for the specific language governing rights and limitations under the
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 * The Original Code is Oracle Corporation code.
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 * 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.
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 * Contributor(s):
 *   Stuart Parmenter <pavlov@pavlov.net>
 *
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 * 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"),
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#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);

    void InitWithDC(PRUint32 flags);

    virtual ~gfxWindowsSurface();

    HDC GetDC() { return mDC; }

    HDC GetDCWithClip(gfxContext *);

    already_AddRefed<gfxImageSurface> GetImageSurface();

    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;

private:
    PRPackedBool mOwnsDC;
    PRPackedBool mForPrinting;

    HDC mDC;
    HWND mWnd;
};

#ifdef WINCE

// These are the required stubs for windows mobile
#define ETO_GLYPH_INDEX 0
#define ETO_PDY 0
#define HALFTONE COLORONCOLOR
#define GM_ADVANCED 2
#define MWT_IDENTITY 1

inline int SetGraphicsMode(HDC hdc, int iMode) {return 1;}
inline int GetGraphicsMode(HDC hdc)            {return 1;} /*GM_COMPATIBLE*/
inline void GdiFlush()                         {}
inline BOOL SetWorldTransform(HDC hdc, CONST XFORM *lpXform) { return FALSE; }
inline BOOL GetWorldTransform(HDC hdc, LPXFORM lpXform )     { return FALSE; }
inline BOOL ModifyWorldTransform(HDC hdc, CONST XFORM * lpxf, DWORD mode) { return 1; }

#endif

#endif /* GFX_WINDOWSSURFACE_H */