/* -*- 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 <sal/config.h>

#include <basegfx/matrix/b2dhommatrix.hxx>

#include <basegfx/utils/canvastools.hxx>

#include <com/sun/star/rendering/RepaintResult.hpp>

#include <cppuhelper/supportsservice.hxx>

#include <base/cachedprimitivebase.hxx>

#include <utility>

using namespace ::com::sun::star;

namespace canvas

{

    CachedPrimitiveBase::CachedPrimitiveBase( rendering::ViewState                    aUsedViewState,

                                              uno::Reference< rendering::XCanvas >    xTarget ) :

        maUsedViewState(std::move( aUsedViewState )),

        mxTarget(std::move( xTarget ))

    {

    }

    CachedPrimitiveBase::~CachedPrimitiveBase()

    {

    }

    void CachedPrimitiveBase::disposing(std::unique_lock<std::mutex>& /*rGuard*/)

    {

        maUsedViewState.Clip.clear();

        mxTarget.clear();

    }

    sal_Int8 SAL_CALL CachedPrimitiveBase::redraw( const rendering::ViewState& aState )

    {

        ::basegfx::B2DHomMatrix aUsedTransformation;

        ::basegfx::B2DHomMatrix aNewTransformation;

        ::basegfx::unotools::homMatrixFromAffineMatrix( aUsedTransformation,

                                                        maUsedViewState.AffineTransform );

        ::basegfx::unotools::homMatrixFromAffineMatrix( aNewTransformation,

                                                        aState.AffineTransform );

        const bool bSameViewTransforms( aUsedTransformation == aNewTransformation );

        if( !bSameViewTransforms )

        {

            // differing transformations, don't try to draft the

            // output, just plain fail here.

            return rendering::RepaintResult::FAILED;

        }

        return doRedraw( aState,

                         maUsedViewState,

                         mxTarget,

                         bSameViewTransforms );

    }

    OUString SAL_CALL CachedPrimitiveBase::getImplementationName(  )

    {

        return u"canvas::CachedPrimitiveBase"_ustr;

    }

    sal_Bool SAL_CALL CachedPrimitiveBase::supportsService( const OUString& ServiceName )

    {

        return cppu::supportsService(this, ServiceName);

    }

    uno::Sequence< OUString > SAL_CALL CachedPrimitiveBase::getSupportedServiceNames(  )

    {

        return { u"com.sun.star.rendering.CachedBitmap"_ustr };

    }

}

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