/* -*- 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 <sfx2/request.hxx>

#include <sfx2/dispatch.hxx>

#include <sfx2/viewfrm.hxx>

#include <svx/svdview.hxx>

#include <view.hxx>

#include <wrtsh.hxx>

#include <cmdid.h>

#include <drawsh.hxx>

#include <svx/svxdlg.hxx>

#include <svx/dialogs.hrc>

#include <memory>

#include <svl/stritem.hxx>

#include <svx/xlnclit.hxx>

#include <svx/xflclit.hxx>

#include <svx/chrtitem.hxx>

#include <svx/xlnwtit.hxx>

#include <svx/xflgrit.hxx>

#include <svx/xflftrit.hxx>

#include <svx/xfltrit.hxx>

#include <comphelper/lok.hxx>

#include <textboxhelper.hxx>

void SwDrawShell::ExecDrawDlg(SfxRequest& rReq)

{

    SwWrtShell*     pSh     = &GetShell();

    SdrView*        pView   = pSh->GetDrawView();

    SdrModel& rModel = pView->GetModel();

    bool            bChanged = rModel.IsChanged();

    rModel.SetChanged(false);

    SfxItemSet aNewAttr(rModel.GetItemPool());

    pView->GetAttributes( aNewAttr );

    GetView().NoRotate();

    switch (rReq.GetSlot())

    {

        case FN_DRAWTEXT_ATTR_DLG:

        {

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            VclPtr<SfxAbstractTabDialog> pDlg(pFact->CreateTextTabDialog(rReq.GetFrameWeld(), &aNewAttr, pView));

            auto xRequest = std::make_shared<SfxRequest>(rReq);

            rReq.Ignore(); // the 'old' request is not relevant any more

            pDlg->StartExecuteAsync(

                [pDlg, xRequest=std::move(xRequest), pView, pSh] (sal_Int32 nResult)->void

                {

                    if (nResult == RET_OK)

                    {

                        if (pView->GetMarkedObjectList().GetMarkCount() != 0)

                        {

                            pSh->StartAction();

                            pView->SetAttributes(*pDlg->GetOutputItemSet());

                            auto vMarkedObjs = pView->GetMarkedObjects();

                            for (auto pObj : vMarkedObjs)

                            {

                                // If the shape has textframe, set its params as well.

                                if (SwTextBoxHelper::hasTextFrame(pObj))

                                    SwTextBoxHelper::updateTextBoxMargin(pObj);

                            }

                            xRequest->Done(*(pDlg->GetOutputItemSet()));

                            pSh->EndAction();

                        }

                    }

                    pDlg->disposeOnce();

                }

            );

        }

        break;

        case SID_MEASURE_DLG:

        {

            bool bHasMarked = pView->GetMarkedObjectList().GetMarkCount() != 0;

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            ScopedVclPtr<SfxAbstractDialog> pDlg(pFact->CreateSfxDialog(rReq.GetFrameWeld(),

                                                 aNewAttr, pView, RID_SVXPAGE_MEASURE));

            if (pDlg->Execute() == RET_OK)

            {

                pSh->StartAction();

                if (bHasMarked)

                    pView->SetAttrToMarked(*pDlg->GetOutputItemSet(), false);

                else

                    pView->SetDefaultAttr(*pDlg->GetOutputItemSet(), false);

                pSh->EndAction();

            }

        }

        break;

        case SID_ATTRIBUTES_AREA:

        {

            bool bHasMarked = pView->GetMarkedObjectList().GetMarkCount() != 0;

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            VclPtr<AbstractSvxAreaTabDialog> pDlg(pFact->CreateSvxAreaTabDialog(rReq.GetFrameWeld(),

                                                                            &aNewAttr,

                                                                            &rModel,

                                                                            true,

                                                                            false));

            pDlg->StartExecuteAsync([bChanged, bHasMarked, &rModel, pDlg, pSh, pView, this](

                                        sal_Int32 nResult){

                rModel.SetChanged(false);

                if (nResult == RET_OK)

                {

                    pSh->StartAction();

                    if (bHasMarked)

                        pView->SetAttributes(*pDlg->GetOutputItemSet());

                    else

                        pView->SetDefaultAttr(*pDlg->GetOutputItemSet(), false);

                    pSh->EndAction();

                    static sal_uInt16 aInval[] =

                    {

                        SID_ATTR_FILL_STYLE,

                        SID_ATTR_FILL_COLOR,

                        SID_ATTR_FILL_TRANSPARENCE,

                        SID_ATTR_FILL_FLOATTRANSPARENCE,

                        0

                    };

                    SfxBindings &rBnd = GetView().GetViewFrame().GetBindings();

                    rBnd.Invalidate(aInval);

                    rBnd.Update(SID_ATTR_FILL_STYLE);

                    rBnd.Update(SID_ATTR_FILL_COLOR);

                    rBnd.Update(SID_ATTR_FILL_TRANSPARENCE);

                    rBnd.Update(SID_ATTR_FILL_FLOATTRANSPARENCE);

                }

                if (rModel.IsChanged())

                    GetShell().SetModified();

                else if (bChanged)

                    rModel.SetChanged();

                pDlg->disposeOnce();

            });

        }

        break;

        case SID_ATTRIBUTES_LINE:

        {

            bool bHasMarked = pView->GetMarkedObjectList().GetMarkCount() != 0;

            const SdrObject* pObj = nullptr;

            const SdrMarkList& rMarkList = pView->GetMarkedObjectList();

            if( rMarkList.GetMarkCount() == 1 )

                pObj = rMarkList.GetMark(0)->GetMarkedSdrObj();

            SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();

            VclPtr<SfxAbstractTabDialog> pDlg(pFact->CreateSvxLineTabDialog(rReq.GetFrameWeld(),

                    &aNewAttr,

                &rModel,

                pObj,

                bHasMarked));

            pDlg->StartExecuteAsync([bChanged, bHasMarked, &rModel, pDlg, pSh, pView, this](

                                        sal_Int32 nResult){

                rModel.SetChanged(false);

                if (nResult == RET_OK)

                {

                    pSh->StartAction();

                    if(bHasMarked)

                        pView->SetAttrToMarked(*pDlg->GetOutputItemSet(), false);

                    else

                        pView->SetDefaultAttr(*pDlg->GetOutputItemSet(), false);

                    pSh->EndAction();

                    static sal_uInt16 aInval[] =

                    {

                        SID_ATTR_LINE_STYLE,                // ( SID_SVX_START + 169 )

                        SID_ATTR_LINE_DASH,                 // ( SID_SVX_START + 170 )

                        SID_ATTR_LINE_WIDTH,                // ( SID_SVX_START + 171 )

                        SID_ATTR_LINE_COLOR,                // ( SID_SVX_START + 172 )

                        SID_ATTR_LINE_START,                // ( SID_SVX_START + 173 )

                        SID_ATTR_LINE_END,                  // ( SID_SVX_START + 174 )

                        SID_ATTR_LINE_TRANSPARENCE,         // (SID_SVX_START+1107)

                        SID_ATTR_LINE_JOINT,                // (SID_SVX_START+1110)

                        SID_ATTR_LINE_CAP,                  // (SID_SVX_START+1111)

                        0

                    };

                    GetView().GetViewFrame().GetBindings().Invalidate(aInval);

                }

                if (rModel.IsChanged())

                    GetShell().SetModified();

                else if (bChanged)

                    rModel.SetChanged();

                pDlg->disposeOnce();

            });

        }

        break;

        default:

            break;

    }

    if (rModel.IsChanged())

        GetShell().SetModified();

    else if (bChanged)

        rModel.SetChanged();

}

namespace

{

    void lcl_convertStringArguments(const std::unique_ptr<SfxItemSet>& pArgs)

    {

        if (const SvxDoubleItem* pWidthItem = pArgs->GetItemIfSet(SID_ATTR_LINE_WIDTH_ARG, false))

        {

            double fValue = pWidthItem->GetValue();

            // FIXME: different units...

            int nPow = 100;

            int nValue = fValue * nPow;

            XLineWidthItem aItem(nValue);

            pArgs->Put(aItem);

        }

        if (const SfxStringItem* pJSON = pArgs->GetItemIfSet(SID_FILL_GRADIENT_JSON, false))

        {

            basegfx::BGradient aGradient = basegfx::BGradient::fromJSON(pJSON->GetValue());

            XFillGradientItem aItem(aGradient);

            pArgs->Put(aItem);

        }

    }

}

void SwDrawShell::ExecDrawAttrArgs(SfxRequest const & rReq)

{

    SwWrtShell* pSh   = &GetShell();

    SdrView*    pView = pSh->GetDrawView();

    const SfxItemSet* pArgs = rReq.GetArgs();

    bool        bChanged = pView->GetModel().IsChanged();

    pView->GetModel().SetChanged(false);

    GetView().NoRotate();

    if (pArgs)

    {

        if(pView->GetMarkedObjectList().GetMarkCount() != 0)

        {

            std::unique_ptr<SfxItemSet> pNewArgs = pArgs->Clone();

            lcl_convertStringArguments(pNewArgs);

            pView->SetAttrToMarked(*pNewArgs, false);

        }

        else

            pView->SetDefaultAttr(*rReq.GetArgs(), false);

    }

    else

    {

        SfxDispatcher* pDis = pSh->GetView().GetViewFrame().GetDispatcher();

        switch (rReq.GetSlot())

        {

            case SID_ATTR_FILL_STYLE:

            case SID_ATTR_FILL_COLOR:

            case SID_ATTR_FILL_GRADIENT:

            case SID_ATTR_FILL_HATCH:

            case SID_ATTR_FILL_BITMAP:

            case SID_ATTR_FILL_TRANSPARENCE:

            case SID_ATTR_FILL_FLOATTRANSPARENCE:

                pDis->Execute(SID_ATTRIBUTES_AREA);

                break;

            case SID_ATTR_LINE_STYLE:

            case SID_ATTR_LINE_DASH:

            case SID_ATTR_LINE_WIDTH:

            case SID_ATTR_LINE_COLOR:

            case SID_ATTR_LINE_TRANSPARENCE:

            case SID_ATTR_LINE_JOINT:

            case SID_ATTR_LINE_CAP:

                pDis->Execute(SID_ATTRIBUTES_LINE);

                break;

        }

    }

    if (pView->GetModel().IsChanged())

        GetShell().SetModified();

    else

        if (bChanged)

            pView->GetModel().SetChanged();

}

static void lcl_unifyFillTransparencyItems(const SfxItemSet& rSet)

{

    // Transparent fill options are None, Solid, Linear, Axial, Radial, Elliptical, Square, Rectangular.

    // But this is represented across two items namely XFillTransparenceItem (for None and Solid)

    // and XFillFloatTransparenceItem (for the rest). To simplify the representation in LOKit case let's

    // use XFillFloatTransparenceItem to carry the information of XFillTransparenceItem when gradients

    // are disabled. When gradient transparency is disabled, all fields of XFillFloatTransparenceItem are invalid

    // and not used. So convert XFillTransparenceItem's constant transparency percentage as an intensity

    // and assign this to the XFillFloatTransparenceItem's start-intensity and end-intensity fields.

    // Now the LOK clients need only listen to statechange messages of XFillFloatTransparenceItem

    // to get fill-transparency settings instead of listening to two separate items.

    XFillFloatTransparenceItem* pFillFloatTranspItem =

        const_cast<XFillFloatTransparenceItem*>

        (rSet.GetItem<XFillFloatTransparenceItem>(XATTR_FILLFLOATTRANSPARENCE));

    if (!pFillFloatTranspItem || pFillFloatTranspItem->IsEnabled())

        return;

    const XFillTransparenceItem* pFillTranspItem =

        rSet.GetItem<XFillTransparenceItem>(XATTR_FILLTRANSPARENCE);

    if (!pFillTranspItem)

        return;

    basegfx::BGradient aTmpGradient = pFillFloatTranspItem->GetGradientValue();

    sal_uInt16 nTranspPercent = pFillTranspItem->GetValue();

    // Encode transparency percentage as intensity

    sal_uInt16 nIntensity = 100 - std::min<sal_uInt16>

        (std::max<sal_uInt16>(nTranspPercent, 0), 100);

    aTmpGradient.SetStartIntens(nIntensity);

    aTmpGradient.SetEndIntens(nIntensity);

    pFillFloatTranspItem->SetGradientValue(aTmpGradient);

}

void SwDrawShell::GetDrawAttrState(SfxItemSet& rSet)

{

    SdrView* pSdrView = GetShell().GetDrawView();

    if (pSdrView->GetMarkedObjectList().GetMarkCount() != 0)

    {

        bool bDisable = Disable( rSet );

        if( !bDisable )

        {

            SfxItemSet aSet(rSet);

            aSet.MergeRange(SDRATTR_TEXTCOLUMNS_NUMBER, SDRATTR_TEXTCOLUMNS_SPACING);

            pSdrView->GetAttributes(aSet);

            if (const SfxPoolItem* pItem = nullptr;

                aSet.GetItemState(SDRATTR_TEXTCOLUMNS_NUMBER, false, &pItem)

                    >= SfxItemState::DEFAULT

                && pItem)

            {

                aSet.Put(pItem->CloneSetWhich(SID_ATTR_TEXTCOLUMNS_NUMBER));

            }

            if (const SfxPoolItem* pItem = nullptr;

                aSet.GetItemState(SDRATTR_TEXTCOLUMNS_SPACING, false, &pItem)

                    >= SfxItemState::DEFAULT

                && pItem)

            {

                aSet.Put(pItem->CloneSetWhich(SID_ATTR_TEXTCOLUMNS_SPACING));

            }

            rSet.Put(aSet, false);

            if (comphelper::LibreOfficeKit::isActive())

                lcl_unifyFillTransparencyItems(rSet);

        }

    }

    else

        rSet.Put(pSdrView->GetDefaultAttr());

}

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