/* -*- 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 <vcl/animate/Animation.hxx>

#include <vcl/bitmap/BitmapSharpenFilter.hxx>

#include <vcl/bitmap/BitmapMedianFilter.hxx>

#include <vcl/bitmap/BitmapSobelGreyFilter.hxx>

#include <vcl/bitmap/BitmapPopArtFilter.hxx>

#include <vcl/GraphicObject.hxx>

#include <vcl/vclenum.hxx>

#include <sfx2/viewfrm.hxx>

#include <sfx2/viewsh.hxx>

#include <sfx2/objsh.hxx>

#include <sfx2/request.hxx>

#include <osl/diagnose.h>

#include <svx/grfflt.hxx>

#include <svx/svxids.hrc>

#include <svx/svxdlg.hxx>

static void handleGraphicFilterDialog(const VclPtr<AbstractGraphicFilterDialog>& pDlg,

        const Graphic& aInputGraphic,

        const std::function<void(const Graphic&)>& f);

void SvxGraphicFilter::ExecuteGrfFilterSlot( SfxRequest const & rReq,

                        const GraphicObject& rInputObject,

                        const std::function<void(const Graphic&)>& f)

{

    const Graphic& aInputGraphic = rInputObject.GetGraphic();

    if( aInputGraphic.GetType() != GraphicType::Bitmap )

        return;

    SfxViewFrame*   pViewFrame = SfxViewFrame::Current();

    SfxObjectShell* pShell = pViewFrame ? pViewFrame->GetObjectShell() : nullptr;

    weld::Window*   pFrameWeld = (pViewFrame && pViewFrame->GetViewShell()) ? pViewFrame->GetViewShell()->GetFrameWeld() : nullptr;

    switch( rReq.GetSlot() )

    {

        case SID_GRFFILTER_INVERT:

        {

            Graphic aOutputGraphic;

            if( pShell )

                pShell->SetWaitCursor( true );

            if( aInputGraphic.IsAnimated() )

            {

                Animation aAnimation( aInputGraphic.GetAnimation() );

                if( aAnimation.Invert() )

                    aOutputGraphic = aAnimation;

            }

            else

            {

                Bitmap aBmp( aInputGraphic.GetBitmap() );

                if( aBmp.Invert() )

                    aOutputGraphic = aBmp;

            }

            if( pShell )

                pShell->SetWaitCursor( false );

            if( aOutputGraphic.GetType() != GraphicType::NONE )

                f(aOutputGraphic);

        }

        break;

        case SID_GRFFILTER_SMOOTH:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            handleGraphicFilterDialog(pFact->CreateGraphicFilterSmooth(pFrameWeld, aInputGraphic, 0.7), aInputGraphic, f);

        }

        break;

        case SID_GRFFILTER_SHARPEN:

        {

            Graphic aOutputGraphic;

            if( pShell )

                pShell->SetWaitCursor( true );

            if( aInputGraphic.IsAnimated() )

            {

                Animation aAnimation( aInputGraphic.GetAnimation() );

                if (BitmapFilter::Filter(aAnimation, BitmapSharpenFilter()))

                    aOutputGraphic = aAnimation;

            }

            else

            {

                Bitmap aBmp( aInputGraphic.GetBitmap() );

                if (BitmapFilter::Filter(aBmp, BitmapSharpenFilter()))

                    aOutputGraphic = aBmp;

            }

            if( pShell )

                pShell->SetWaitCursor( false );

            if( aOutputGraphic.GetType() != GraphicType::NONE )

                f(aOutputGraphic);

        }

        break;

        case SID_GRFFILTER_REMOVENOISE:

        {

            Graphic aOutputGraphic;

            if( pShell )

                pShell->SetWaitCursor( true );

            if( aInputGraphic.IsAnimated() )

            {

                Animation aAnimation( aInputGraphic.GetAnimation() );

                if (BitmapFilter::Filter(aAnimation, BitmapMedianFilter()))

                    aOutputGraphic = aAnimation;

            }

            else

            {

                Bitmap aBmp( aInputGraphic.GetBitmap() );

                if (BitmapFilter::Filter(aBmp, BitmapMedianFilter()))

                    aOutputGraphic = aBmp;

            }

            if( pShell )

                pShell->SetWaitCursor( false );

            if( aOutputGraphic.GetType() != GraphicType::NONE )

                f(aOutputGraphic);

        }

        break;

        case SID_GRFFILTER_SOBEL:

        {

            Graphic aOutputGraphic;

            if( pShell )

                pShell->SetWaitCursor( true );

            if( aInputGraphic.IsAnimated() )

            {

                Animation aAnimation( aInputGraphic.GetAnimation() );

                if (BitmapFilter::Filter(aAnimation, BitmapSobelGreyFilter()))

                    aOutputGraphic = aAnimation;

            }

            else

            {

                Bitmap aBmp( aInputGraphic.GetBitmap() );

                if (BitmapFilter::Filter(aBmp, BitmapSobelGreyFilter()))

                    aOutputGraphic = aBmp;

            }

            if( pShell )

                pShell->SetWaitCursor( false );

            if( aOutputGraphic.GetType() != GraphicType::NONE )

                f(aOutputGraphic);

        }

        break;

        case SID_GRFFILTER_MOSAIC:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            handleGraphicFilterDialog(pFact->CreateGraphicFilterMosaic(pFrameWeld, aInputGraphic), aInputGraphic, f);

        }

        break;

        case SID_GRFFILTER_EMBOSS:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            handleGraphicFilterDialog(pFact->CreateGraphicFilterEmboss(pFrameWeld, aInputGraphic), aInputGraphic, f);

        }

        break;

        case SID_GRFFILTER_POSTER:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            handleGraphicFilterDialog(pFact->CreateGraphicFilterPoster(pFrameWeld, aInputGraphic), aInputGraphic, f);

        }

        break;

        case SID_GRFFILTER_POPART:

        {

            Graphic aOutputGraphic;

            if( pShell )

                pShell->SetWaitCursor( true );

            if( aInputGraphic.IsAnimated() )

            {

                Animation aAnimation( aInputGraphic.GetAnimation() );

                if (BitmapFilter::Filter(aAnimation, BitmapPopArtFilter()))

                    aOutputGraphic = aAnimation;

            }

            else

            {

                Bitmap aBmp( aInputGraphic.GetBitmap() );

                if (BitmapFilter::Filter(aBmp, BitmapPopArtFilter()))

                    aOutputGraphic = aBmp;

            }

            if( pShell )

                pShell->SetWaitCursor( false );

            if( aOutputGraphic.GetType() != GraphicType::NONE )

                f(aOutputGraphic);

        }

        break;

        case SID_GRFFILTER_SEPIA:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            handleGraphicFilterDialog(pFact->CreateGraphicFilterSepia(pFrameWeld, aInputGraphic), aInputGraphic, f);

        }

        break;

        case SID_GRFFILTER_SOLARIZE:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            handleGraphicFilterDialog(pFact->CreateGraphicFilterSolarize(pFrameWeld, aInputGraphic), aInputGraphic, f);

        }

        break;

        case SID_GRFFILTER :

        {

            // do nothing; no error

            return;

        }

        default:

        {

            OSL_FAIL( "SvxGraphicFilter: selected filter slot not yet implemented" );

            return;

        }

    }

}

static void handleGraphicFilterDialog(const VclPtr<AbstractGraphicFilterDialog>& pDlg,

        const Graphic& aInputGraphic,

        const std::function<void(const Graphic&)>& f)

{

    pDlg->StartExecuteAsync(

        [pDlg, aInputGraphic, f] (sal_Int32 nResult)->void

        {

            if (nResult == RET_OK)

                f(pDlg->GetFilteredGraphic(aInputGraphic, 1.0, 1.0));

            pDlg->disposeOnce();

        }

    );

}

void SvxGraphicFilter::DisableGraphicFilterSlots( SfxItemSet& rSet )

{

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER ) )

        rSet.DisableItem( SID_GRFFILTER );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_INVERT ) )

        rSet.DisableItem( SID_GRFFILTER_INVERT );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_SMOOTH ) )

        rSet.DisableItem( SID_GRFFILTER_SMOOTH );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_SHARPEN ) )

        rSet.DisableItem( SID_GRFFILTER_SHARPEN );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_REMOVENOISE ) )

        rSet.DisableItem( SID_GRFFILTER_REMOVENOISE );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_SOBEL ) )

        rSet.DisableItem( SID_GRFFILTER_SOBEL );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_MOSAIC ) )

        rSet.DisableItem( SID_GRFFILTER_MOSAIC );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_EMBOSS ) )

        rSet.DisableItem( SID_GRFFILTER_EMBOSS );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_POSTER ) )

        rSet.DisableItem( SID_GRFFILTER_POSTER );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_POPART ) )

        rSet.DisableItem( SID_GRFFILTER_POPART );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_SEPIA ) )

        rSet.DisableItem( SID_GRFFILTER_SEPIA );

    if( SfxItemState::DEFAULT <= rSet.GetItemState( SID_GRFFILTER_SOLARIZE ) )

        rSet.DisableItem( SID_GRFFILTER_SOLARIZE );

};

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */