Tools/DumpRenderTree/win/PixelDumpSupportDirect2D.h

/*
* Copyright (C) 2018 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/


#pragma once

#include <comip.h>
#include <d2d1.h>
#include <wtf/RefCounted.h>
#include <wtf/RetainPtr.h>

typedef HBITMAP PlatformBitmapBuffer;

class BitmapContext : public RefCounted<BitmapContext> {
public:
    static Ref<BitmapContext> createByAdoptingBitmapAndContext(PlatformBitmapBuffer buffer, ID2D1RenderTarget* context)
    {
        return adoptRef(*new BitmapContext(buffer, context));
    }

    ~BitmapContext()
    {
        if (m_buffer)
            DeleteObject(m_buffer);
    }

    ID2D1BitmapRenderTarget* platformContext() const { return m_context.GetInterfacePtr(); }

private:
    BitmapContext(PlatformBitmapBuffer buffer, ID2D1RenderTarget* context)
        : m_buffer(buffer)
        , m_context(context)
    {
    }

    PlatformBitmapBuffer m_buffer;
    _com_ptr_t<_com_IIID<ID2D1Bitmap, &__uuidof(ID2D1Bitmap)>> m_bitmap;
    _com_ptr_t<_com_IIID<ID2D1BitmapRenderTarget, &__uuidof(ID2D1BitmapRenderTarget)>> m_context;
};

RefPtr<BitmapContext> createBitmapContextFromWebView(bool onscreen, bool incrementalRepaint, bool sweepHorizontally, bool drawSelectionRect);
ID2D1Factory* pixelDumpSystemFactory();