/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .

 */

#include <config_features.h>

#include <sdr/contact/viewobjectcontactofsdrmediaobj.hxx>

#include <sdr/contact/viewcontactofsdrmediaobj.hxx>

#include <svx/sdr/contact/objectcontact.hxx>

#include <vcl/outdev.hxx>

#include <vcl/window.hxx>

#include <avmedia/mediaitem.hxx>

#include "sdrmediawindow.hxx"

namespace sdr::contact {

ViewObjectContactOfSdrMediaObj::ViewObjectContactOfSdrMediaObj( ObjectContact& rObjectContact,

                                                                ViewContact& rViewContact,

                                                                const ::avmedia::MediaItem& rMediaItem ) :

    ViewObjectContactOfSdrObj( rObjectContact, rViewContact )

{

#if HAVE_FEATURE_AVMEDIA

    vcl::Window* pWindow = getWindow();

    if( pWindow )

    {

        mpMediaWindow.reset( new SdrMediaWindow( pWindow, *this ) );

        mpMediaWindow->hide();

        executeMediaItem( rMediaItem );

    }

#else

    (void) rMediaItem;

#endif

}

ViewObjectContactOfSdrMediaObj::~ViewObjectContactOfSdrMediaObj()

{

}

vcl::Window* ViewObjectContactOfSdrMediaObj::getWindow() const

{

    vcl::Window* pRetval = nullptr;

    const OutputDevice* oPageOutputDev = getPageViewOutputDevice();

    if( oPageOutputDev )

    {

        if(OUTDEV_WINDOW == oPageOutputDev->GetOutDevType())

        {

            pRetval = oPageOutputDev->GetOwnerWindow();

        }

    }

    return pRetval;

}

Size ViewObjectContactOfSdrMediaObj::getPreferredSize() const

{

    Size aRet;

#if HAVE_FEATURE_AVMEDIA

    if( mpMediaWindow )

        aRet = mpMediaWindow->getPreferredSize();

#else

   aRet = Size(0,0);

#endif

    return aRet;

}

void ViewObjectContactOfSdrMediaObj::ActionChanged()

{

    ViewObjectContactOfSdrObj::ActionChanged();

    updateMediaWindow(false);

}

void ViewObjectContactOfSdrMediaObj::updateMediaWindow(bool bShow) const

{

#if HAVE_FEATURE_AVMEDIA

    if (!mpMediaWindow || (!bShow && !mpMediaWindow->isVisible()))

        return;

    basegfx::B2DRange aViewRange(getObjectRange());

    aViewRange.transform(GetObjectContact().getViewInformation2D().getViewTransformation());

    const tools::Rectangle aViewRectangle(

        static_cast<sal_Int32>(floor(aViewRange.getMinX())), static_cast<sal_Int32>(floor(aViewRange.getMinY())),

        static_cast<sal_Int32>(ceil(aViewRange.getMaxX())), static_cast<sal_Int32>(ceil(aViewRange.getMaxY())));

    // mpMediaWindow contains a SalObject window and gtk won't accept

    // the size until after the SalObject widget is shown but if we

    // show it before setting a size then vcl will detect that the

    // vcl::Window has no size and make it invisible instead. If we

    // call setPosSize twice with the same size before and after show

    // then the second attempt is a no-op as vcl caches the size.

    // so call it initially with a size arbitrarily 1 pixel wider than

    // we want so we have an initial size to make vcl happy

    tools::Rectangle aInitialRect(aViewRectangle);

    aInitialRect.AdjustRight(1);

    mpMediaWindow->setPosSize(aInitialRect);

    // then make it visible

    mpMediaWindow->show();

    // set the final desired size which is different to let vcl send it

    // through to gtk which will now accept it as the underlying

    // m_pSocket of GtkSalObject::SetPosSize is now visible

    mpMediaWindow->setPosSize(aViewRectangle);

#else

    (void) bShow;

#endif

}

void ViewObjectContactOfSdrMediaObj::updateMediaItem( ::avmedia::MediaItem& rItem ) const

{

#if HAVE_FEATURE_AVMEDIA

    if( !mpMediaWindow )

        return;

    mpMediaWindow->updateMediaItem( rItem );

    // show/hide is now dependent of play state

    if(avmedia::MediaState::Stop == rItem.getState())

    {

        mpMediaWindow->hide();

    }

    else

    {

        updateMediaWindow(true);

    }

#else

    (void) rItem;

#endif

}

void ViewObjectContactOfSdrMediaObj::executeMediaItem( const ::avmedia::MediaItem& rItem )

{

#if HAVE_FEATURE_AVMEDIA

    if( mpMediaWindow )

    {

        ::avmedia::MediaItem aUpdatedItem;

        mpMediaWindow->executeMediaItem( rItem );

        // query new properties after trying to set the new properties

        updateMediaItem( aUpdatedItem );

        static_cast< ViewContactOfSdrMediaObj& >( GetViewContact() ).mediaPropertiesChanged( aUpdatedItem );

    }

#else

    (void) rItem;

#endif

}

} // end of namespace sdr::contact

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