/* -*- 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 <svx/sdr/contact/viewcontactofsdrobj.hxx>

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

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

#include <svx/svdobj.hxx>

#include <tools/debug.hxx>

#include <svx/svdpage.hxx>

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

#include <drawinglayer/primitive2d/markerarrayprimitive2d.hxx>

#include <drawinglayer/primitive2d/objectinfoprimitive2d.hxx>

#include <svx/svdhdl.hxx>

namespace sdr::contact {

// Create an Object-Specific ViewObjectContact, set ViewContact and

// ObjectContact. Always needs to return something.

ViewObjectContact& ViewContactOfSdrObj::CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact)

{

    ViewObjectContact* pRetval = new ViewObjectContactOfSdrObj(rObjectContact, *this);

    DBG_ASSERT(pRetval, "ViewContactOfSdrObj::CreateObjectSpecificViewObjectContact() failed (!)");

    return *pRetval;

}

ViewContactOfSdrObj::ViewContactOfSdrObj(SdrObject& rObj)

:   mrObject(rObj)

{

}

ViewContactOfSdrObj::~ViewContactOfSdrObj()

{

}

// Access to possible sub-hierarchy

sal_uInt32 ViewContactOfSdrObj::GetObjectCount() const

{

    if(GetSdrObject().GetSubList())

    {

        return GetSdrObject().GetSubList()->GetObjCount();

    }

    return 0;

}

ViewContact& ViewContactOfSdrObj::GetViewContact(sal_uInt32 nIndex) const

{

    assert(GetSdrObject().GetSubList() &&

        "ViewContactOfSdrObj::GetViewContact: Access to non-existent Sub-List (!)");

    SdrObject* pObj = GetSdrObject().GetSubList()->GetObj(nIndex);

    assert(pObj && "ViewContactOfSdrObj::GetViewContact: Corrupt SdrObjList (!)");

    return pObj->GetViewContact();

}

ViewContact* ViewContactOfSdrObj::GetParentContact() const

{

    ViewContact* pRetval = nullptr;

    SdrObjList* pObjList = GetSdrObject().getParentSdrObjListFromSdrObject();

    if(pObjList)

    {

        if(auto pPage = dynamic_cast<SdrPage*>( pObjList))

        {

            // Is a page

            pRetval = &(pPage->GetViewContact());

        }

        else

        {

            // Is a group?

            if(pObjList->getSdrObjectFromSdrObjList())

            {

                pRetval = &(pObjList->getSdrObjectFromSdrObjList()->GetViewContact());

            }

        }

    }

    return pRetval;

}

// React on changes of the object of this ViewContact

void ViewContactOfSdrObj::ActionChanged()

{

    // look for own changes

    if (SdrTextObj* pTextObj = DynCastSdrTextObj(&GetSdrObject()))

    {

        //  tdf#146860 no idea why, but calling this makes the text boxes render properly

        pTextObj->GetTextAniKind();

    }

    // call parent

    ViewContact::ActionChanged();

}

// override for accessing the SdrObject

SdrObject* ViewContactOfSdrObj::TryToGetSdrObject() const

{

    return &GetSdrObject();

}

// primitive stuff

// add Gluepoints (if available)

drawinglayer::primitive2d::Primitive2DContainer ViewContactOfSdrObj::createGluePointPrimitive2DSequence() const

{

    drawinglayer::primitive2d::Primitive2DContainer xRetval;

    const SdrGluePointList* pGluePointList = GetSdrObject().GetGluePointList();

    if(pGluePointList)

    {

        const sal_uInt32 nCount(pGluePointList->GetCount());

        if(nCount)

        {

            // prepare point vector

            std::vector< basegfx::B2DPoint > aGluepointVector;

            // create GluePoint primitives. ATM these are relative to the SnapRect

            for(sal_uInt32 a(0); a < nCount; a++)

            {

                const SdrGluePoint& rCandidate = (*pGluePointList)[static_cast<sal_uInt16>(a)];

                const Point aPosition(rCandidate.GetAbsolutePos(GetSdrObject()));

                aGluepointVector.emplace_back(aPosition.X(), aPosition.Y());

            }

            if(!aGluepointVector.empty())

            {

                const drawinglayer::primitive2d::Primitive2DReference xReference(

                        new drawinglayer::primitive2d::MarkerArrayPrimitive2D(

                                std::move(aGluepointVector), SdrHdl::createGluePointBitmap()));

                xRetval = drawinglayer::primitive2d::Primitive2DContainer{ xReference };

            }

        }

    }

    return xRetval;

}

drawinglayer::primitive2d::Primitive2DContainer ViewContactOfSdrObj::embedToObjectSpecificInformation(drawinglayer::primitive2d::Primitive2DContainer aSource) const

{

    if(!aSource.empty() &&

        (!GetSdrObject().GetName().isEmpty() ||

         !GetSdrObject().GetTitle().isEmpty() ||

         !GetSdrObject().GetDescription().isEmpty()))

    {

        const drawinglayer::primitive2d::Primitive2DReference xRef(

            new drawinglayer::primitive2d::ObjectInfoPrimitive2D(

                std::move(aSource),

                GetSdrObject().GetName(),

                GetSdrObject().GetTitle(),

                GetSdrObject().GetDescription()));

        return drawinglayer::primitive2d::Primitive2DContainer { xRef };

    }

    return aSource;

}

}

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