/* -*- 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/svdhlpln.hxx>

#include <vcl/outdev.hxx>

#include <vcl/ptrstyle.hxx>

PointerStyle SdrHelpLine::GetPointer() const

{

    switch (m_eKind) {

        case SdrHelpLineKind::Vertical  : return PointerStyle::ESize;

        case SdrHelpLineKind::Horizontal: return PointerStyle::SSize;

        default                    : return PointerStyle::Move;

    } // switch

}

bool SdrHelpLine::IsHit(const Point& rPnt, sal_uInt16 nTolLog, const OutputDevice& rOut) const

{

    Size a1Pix(rOut.PixelToLogic(Size(1,1)));

    bool bXHit=rPnt.X()>=m_aPos.X()-nTolLog && rPnt.X()<=m_aPos.X()+nTolLog+a1Pix.Width();

    bool bYHit=rPnt.Y()>=m_aPos.Y()-nTolLog && rPnt.Y()<=m_aPos.Y()+nTolLog+a1Pix.Height();

    switch (m_eKind) {

        case SdrHelpLineKind::Vertical  : return bXHit;

        case SdrHelpLineKind::Horizontal: return bYHit;

        case SdrHelpLineKind::Point: {

            if (bXHit || bYHit) {

                Size aRad(rOut.PixelToLogic(Size(SDRHELPLINE_POINT_PIXELSIZE,SDRHELPLINE_POINT_PIXELSIZE)));

                return rPnt.X()>=m_aPos.X()-aRad.Width() && rPnt.X()<=m_aPos.X()+aRad.Width()+a1Pix.Width() &&

                       rPnt.Y()>=m_aPos.Y()-aRad.Height() && rPnt.Y()<=m_aPos.Y()+aRad.Height()+a1Pix.Height();

            }

        } break;

    } // switch

    return false;

}

tools::Rectangle SdrHelpLine::GetBoundRect(const OutputDevice& rOut) const

{

    tools::Rectangle aRet(m_aPos,m_aPos);

    Point aOfs(rOut.GetMapMode().GetOrigin());

    Size aSiz(rOut.GetOutputSize());

    switch (m_eKind) {

        case SdrHelpLineKind::Vertical  : aRet.SetTop(-aOfs.Y() ); aRet.SetBottom(-aOfs.Y()+aSiz.Height() ); break;

        case SdrHelpLineKind::Horizontal: aRet.SetLeft(-aOfs.X() ); aRet.SetRight(-aOfs.X()+aSiz.Width() );  break;

        case SdrHelpLineKind::Point     : {

            Size aRad(rOut.PixelToLogic(Size(SDRHELPLINE_POINT_PIXELSIZE,SDRHELPLINE_POINT_PIXELSIZE)));

            aRet.AdjustLeft( -(aRad.Width()) );

            aRet.AdjustRight(aRad.Width() );

            aRet.AdjustTop( -(aRad.Height()) );

            aRet.AdjustBottom(aRad.Height() );

        } break;

    } // switch

    return aRet;

}

SdrHelpLineList& SdrHelpLineList::operator=(const SdrHelpLineList& rSrcList)

{

    m_aList.clear();

    sal_uInt16 nCount=rSrcList.GetCount();

    for (sal_uInt16 i=0; i<nCount; i++) {

        Insert(rSrcList[i]);

    }

    return *this;

}

bool SdrHelpLineList::operator==(const SdrHelpLineList& rSrcList) const

{

    bool bEqual = false;

    sal_uInt16 nCount=GetCount();

    if (nCount==rSrcList.GetCount()) {

        bEqual = true;

        for (sal_uInt16 i=0; i<nCount && bEqual; i++) {

            if (*m_aList[i]!=*rSrcList.m_aList[i]) {

                bEqual = false;

            }

        }

    }

    return bEqual;

}

sal_uInt16 SdrHelpLineList::HitTest(const Point& rPnt, sal_uInt16 nTolLog, const OutputDevice& rOut) const

{

    sal_uInt16 nCount=GetCount();

    for (sal_uInt16 i=nCount; i>0;) {

        i--;

        if (m_aList[i]->IsHit(rPnt,nTolLog,rOut)) return i;

    }

    return SDRHELPLINE_NOTFOUND;

}

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