/* -*- 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 <fudspord.hxx>

#include <vcl/ptrstyle.hxx>

#include <app.hrc>

#include <fupoor.hxx>

#include <ViewShell.hxx>

#include <View.hxx>

#include <Window.hxx>

namespace sd {

FuDisplayOrder::FuDisplayOrder( ViewShell& rViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument& rDoc, SfxRequest& rReq)

: FuPoor(rViewSh, pWin, pView, rDoc, rReq)

, maPtr(PointerStyle::Arrow)

, mpRefObj(nullptr)

{

}

FuDisplayOrder::~FuDisplayOrder()

{

}

void FuDisplayOrder::implClearOverlay()

{

    mpOverlay.reset();

}

rtl::Reference<FuPoor> FuDisplayOrder::Create( ViewShell& rViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument& rDoc, SfxRequest& rReq )

{

    rtl::Reference<FuPoor> xFunc( new FuDisplayOrder( rViewSh, pWin, pView, rDoc, rReq ) );

    return xFunc;

}

bool FuDisplayOrder::MouseButtonDown(const MouseEvent& rMEvt)

{

    // remember button state for creation of own MouseEvents

    SetMouseButtonCode(rMEvt.GetButtons());

    return true;

}

bool FuDisplayOrder::MouseMove(const MouseEvent& rMEvt)

{

    SdrPageView* pPV;

    Point aPnt( mpWindow->PixelToLogic( rMEvt.GetPosPixel() ) );

    SdrObject* pPickObj = mpView->PickObj(aPnt, mpView->getHitTolLog(), pPV);

    if (pPickObj)

    {

        if (mpRefObj != pPickObj)

        {

            // delete current overlay

            implClearOverlay();

            // create new one

            mpOverlay.reset( new SdrDropMarkerOverlay(*mpView, *pPickObj) );

            // remember referenced object

            mpRefObj = pPickObj;

        }

    }

    else

    {

        mpRefObj = nullptr;

        implClearOverlay();

    }

    return true;

}

bool FuDisplayOrder::MouseButtonUp(const MouseEvent& rMEvt)

{

    // remember button state for creation of own MouseEvents

    SetMouseButtonCode(rMEvt.GetButtons());

    SdrPageView* pPV = nullptr;

    Point aPnt( mpWindow->PixelToLogic( rMEvt.GetPosPixel() ) );

    mpRefObj = mpView->PickObj(aPnt, mpView->getHitTolLog(), pPV);

    if (mpRefObj)

    {

        if (nSlotId == SID_BEFORE_OBJ)

        {

            mpView->PutMarkedInFrontOfObj(mpRefObj);

        }

        else

        {

            mpView->PutMarkedBehindObj(mpRefObj);

        }

    }

    mrViewShell.Cancel();

    return true;

}

void FuDisplayOrder::Activate()

{

    maPtr = mpWindow->GetPointer();

    mpWindow->SetPointer( PointerStyle::RefHand );

}

void FuDisplayOrder::Deactivate()

{

    mpWindow->SetPointer( maPtr );

}

} // end of namespace sd

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