/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"

#include "cntfrm.hxx"
#include "doc.hxx"
#include "flyfrm.hxx"
#include "frmtool.hxx"
#include "frmfmt.hxx"
#include "hints.hxx"
#include <fmtornt.hxx>
#include <fmtfsize.hxx>
#include "txtfrm.hxx"		//fuer IsLocked()
#include "flyfrms.hxx"
// OD 2004-01-19 #110582#
#include <dflyobj.hxx>

//aus FlyCnt.cxx
void DeepCalc( const SwFrm *pFrm );

/*************************************************************************
|*
|*	SwFlyInCntFrm::SwFlyInCntFrm(), ~SwFlyInCntFrm()
|*
|*	Ersterstellung		MA 01. Dec. 92
|*	Letzte Aenderung	MA 09. Apr. 99
|*
|*************************************************************************/
SwFlyInCntFrm::SwFlyInCntFrm( SwFlyFrmFmt *pFmt, SwFrm* pSib, SwFrm *pAnch ) :
	SwFlyFrm( pFmt, pSib, pAnch )
{
	bInCnt = bInvalidLayout = bInvalidCntnt = sal_True;
    SwTwips nRel = pFmt->GetVertOrient().GetPos();
    // OD 2004-05-27 #i26791# - member <aRelPos> moved to <SwAnchoredObject>
    Point aRelPos;
    if( pAnch && pAnch->IsVertical() )
        aRelPos.X() = pAnch->IsReverse() ? nRel : -nRel;
    else
        aRelPos.Y() = nRel;
    SetCurrRelPos( aRelPos );
}

SwFlyInCntFrm::~SwFlyInCntFrm()
{
	//und Tschuess.
    if ( !GetFmt()->GetDoc()->IsInDtor() && GetAnchorFrm() )
	{
        SwRect aTmp( GetObjRectWithSpaces() );
		SwFlyInCntFrm::NotifyBackground( FindPageFrm(), aTmp, PREP_FLY_LEAVE );
	}
}

// --> OD 2004-06-29 #i28701#
TYPEINIT1(SwFlyInCntFrm,SwFlyFrm);
// <--
/*************************************************************************
|*
|*	SwFlyInCntFrm::SetRefPoint(),
|*
|*	Ersterstellung		MA 01. Dec. 92
|*	Letzte Aenderung	MA 06. Aug. 95
|*
|*************************************************************************/
void SwFlyInCntFrm::SetRefPoint( const Point& rPoint,
                                 const Point& rRelAttr,
                                 const Point& rRelPos )
{
    // OD 2004-05-27 #i26791# - member <aRelPos> moved to <SwAnchoredObject>
    ASSERT( rPoint != aRef || rRelAttr != GetCurrRelPos(), "SetRefPoint: no change" );
    SwFlyNotify *pNotify = NULL;
    // No notify at a locked fly frame, if a fly frame is locked, there's
    // already a SwFlyNotify object on the stack (MakeAll).
    if( !IsLocked() )
        pNotify = new SwFlyNotify( this );
	aRef = rPoint;
    SetCurrRelPos( rRelAttr );
    SWRECTFN( GetAnchorFrm() )
    (Frm().*fnRect->fnSetPos)( rPoint + rRelPos );
    // --> OD 2006-08-25 #i68520#
    InvalidateObjRectWithSpaces();
    // <--
    if( pNotify )
    {
        InvalidatePage();
        bValidPos = sal_False;
        bInvalid  = sal_True;
        Calc();
        delete pNotify;
    }
}

/*************************************************************************
|*
|*	SwFlyInCntFrm::Modify()
|*
|*	Ersterstellung		MA 16. Dec. 92
|*	Letzte Aenderung	MA 02. Sep. 93
|*
|*************************************************************************/
void SwFlyInCntFrm::Modify( const SfxPoolItem* pOld, const SfxPoolItem *pNew )
{
	sal_Bool bCallPrepare = sal_False;
	sal_uInt16 nWhich = pOld ? pOld->Which() : pNew ? pNew->Which() : 0;
	if( RES_ATTRSET_CHG == nWhich )
	{
		if( SFX_ITEM_SET == ((SwAttrSetChg*)pNew)->GetChgSet()->
			GetItemState( RES_SURROUND, sal_False ) ||
			SFX_ITEM_SET == ((SwAttrSetChg*)pNew)->GetChgSet()->
			GetItemState( RES_FRMMACRO, sal_False ) )
		{
			SwAttrSetChg aOld( *(SwAttrSetChg*)pOld );
			SwAttrSetChg aNew( *(SwAttrSetChg*)pNew );

			aOld.ClearItem( RES_SURROUND );
			aNew.ClearItem( RES_SURROUND );
			aOld.ClearItem( RES_FRMMACRO );
			aNew.ClearItem( RES_FRMMACRO );
			if( aNew.Count() )
			{
				SwFlyFrm::Modify( &aOld, &aNew );
				bCallPrepare = sal_True;
			}
		}
		else if( ((SwAttrSetChg*)pNew)->GetChgSet()->Count())
		{
			SwFlyFrm::Modify( pOld, pNew );
			bCallPrepare = sal_True;
		}
	}
	else if( nWhich != RES_SURROUND && RES_FRMMACRO != nWhich )
	{
		SwFlyFrm::Modify( pOld, pNew );
		bCallPrepare = sal_True;
	}

    if ( bCallPrepare && GetAnchorFrm() )
        AnchorFrm()->Prepare( PREP_FLY_ATTR_CHG, GetFmt() );
}
/*************************************************************************
|*
|*	SwFlyInCntFrm::Format()
|*
|*	Beschreibung:		Hier wird der Inhalt initial mit Formatiert.
|*	Ersterstellung		MA 16. Dec. 92
|*	Letzte Aenderung	MA 19. May. 93
|*
|*************************************************************************/
void SwFlyInCntFrm::Format( const SwBorderAttrs *pAttrs )
{
	if ( !Frm().Height() )
	{
		Lock();	//nicht hintenherum den Anker formatieren.
		SwCntntFrm *pCntnt = ContainsCntnt();
		while ( pCntnt )
		{	pCntnt->Calc();
			pCntnt = pCntnt->GetNextCntntFrm();
		}
		Unlock();
	}
	SwFlyFrm::Format( pAttrs );
}
/*************************************************************************
|*
|*	SwFlyInCntFrm::MakeFlyPos()
|*
|*	Beschreibung		Im Unterschied zu anderen Frms wird hier nur die
|*		die RelPos berechnet. Die absolute Position wird ausschliesslich
|*		per SetAbsPos errechnet.
|*	Ersterstellung		MA 03. Dec. 92
|*	Letzte Aenderung	MA 12. Apr. 96
|*
|*************************************************************************/
// OD 2004-03-23 #i26791#
//void SwFlyInCntFrm::MakeFlyPos()
void SwFlyInCntFrm::MakeObjPos()
{
    if ( !bValidPos )
    {
        bValidPos = sal_True;
        SwFlyFrmFmt *pFmt = (SwFlyFrmFmt*)GetFmt();
        const SwFmtVertOrient &rVert = pFmt->GetVertOrient();
        //Und ggf. noch die aktuellen Werte im Format updaten, dabei darf
        //zu diesem Zeitpunkt natuerlich kein Modify verschickt werden.
        const bool bVert = GetAnchorFrm()->IsVertical();
        const bool bRev = GetAnchorFrm()->IsReverse();
        SwTwips nOld = rVert.GetPos();
        SwTwips nAct = bVert ? -GetCurrRelPos().X() : GetCurrRelPos().Y();
        if( bRev )
            nAct = -nAct;
        if( nAct != nOld )
        {
            SwFmtVertOrient aVert( rVert );
            aVert.SetPos( nAct );
            pFmt->LockModify();
            pFmt->SetFmtAttr( aVert );
            pFmt->UnlockModify();
        }
    }
}

// --> OD 2004-12-02 #115759#
void SwFlyInCntFrm::_ActionOnInvalidation( const InvalidationType _nInvalid )
{
    if ( INVALID_POS == _nInvalid || INVALID_ALL == _nInvalid )
        AnchorFrm()->Prepare( PREP_FLY_ATTR_CHG, &GetFrmFmt() );
}
// <--
/*************************************************************************
|*
|*	SwFlyInCntFrm::NotifyBackground()
|*
|*	Ersterstellung		MA 03. Dec. 92
|*	Letzte Aenderung	MA 26. Aug. 93
|*
|*************************************************************************/
void SwFlyInCntFrm::NotifyBackground( SwPageFrm *, const SwRect& rRect,
									   PrepareHint eHint)
{
	if ( eHint == PREP_FLY_ATTR_CHG )
        AnchorFrm()->Prepare( PREP_FLY_ATTR_CHG );
	else
        AnchorFrm()->Prepare( eHint, (void*)&rRect );
}

/*************************************************************************
|*
|*	SwFlyInCntFrm::GetRelPos()
|*
|*	Ersterstellung		MA 04. Dec. 92
|*	Letzte Aenderung	MA 04. Dec. 92
|*
|*************************************************************************/
const Point SwFlyInCntFrm::GetRelPos() const
{
	Calc();
    return GetCurrRelPos();
}

/*************************************************************************
|*
|*	SwFlyInCntFrm::RegistFlys()
|*
|*	Ersterstellung		MA 26. Nov. 93
|*	Letzte Aenderung	MA 26. Nov. 93
|*
|*************************************************************************/
void SwFlyInCntFrm::RegistFlys()
{
	// vgl. SwRowFrm::RegistFlys()
	SwPageFrm *pPage = FindPageFrm();
	ASSERT( pPage, "Flys ohne Seite anmelden?" );
	::RegistFlys( pPage, this );
}

/*************************************************************************
|*
|*	SwFlyInCntFrm::MakeAll()
|*
|*	Ersterstellung		MA 18. Feb. 94
|*	Letzte Aenderung	MA 13. Jun. 96
|*
|*************************************************************************/
void SwFlyInCntFrm::MakeAll()
{
    // OD 2004-01-19 #110582#
    if ( !GetFmt()->GetDoc()->IsVisibleLayerId( GetVirtDrawObj()->GetLayer() ) )
    {
        return;
    }

    if ( !GetAnchorFrm() || IsLocked() || IsColLocked() || !FindPageFrm() )
		return;

	Lock();	//Der Vorhang faellt

		//uebernimmt im DTor die Benachrichtigung
	const SwFlyNotify aNotify( this );
	SwBorderAttrAccess aAccess( SwFrm::GetCache(), this );
	const SwBorderAttrs &rAttrs = *aAccess.Get();

	if ( IsClipped() )
		bValidSize = bHeightClipped = bWidthClipped = sal_False;

	while ( !bValidPos || !bValidSize || !bValidPrtArea )
	{
		//Nur einstellen wenn das Flag gesetzt ist!!
		if ( !bValidSize )
		{
			bValidPrtArea = sal_False;
/*
            // This is also done in the Format function, so I think
            // this code is not necessary anymore:
			long nOldWidth = aFrm.Width();
            const Size aRelSize( CalcRel( rFrmSz ) );
			aFrm.Width( aRelSize.Width() );

			if ( aFrm.Width() > nOldWidth )
				//Damit sich der Inhalt anpasst
				aFrm.Height( aRelSize.Height() );
*/
		}

		if ( !bValidPrtArea )
			MakePrtArea( rAttrs );

		if ( !bValidSize )
			Format( &rAttrs );

		if ( !bValidPos )
        {
            // OD 2004-03-23 #i26791#
            //MakeFlyPos();
            MakeObjPos();
        }

        // --> OD 2006-04-13 #b6402800#
        // re-activate clipping of as-character anchored Writer fly frames
        // depending on compatibility option <ClipAsCharacterAnchoredWriterFlyFrames>
        if ( bValidPos && bValidSize &&
             GetFmt()->getIDocumentSettingAccess()->get( IDocumentSettingAccess::CLIP_AS_CHARACTER_ANCHORED_WRITER_FLY_FRAME ) )
		{
            SwFrm* pFrm = AnchorFrm();
            if ( Frm().Left() == (pFrm->Frm().Left()+pFrm->Prt().Left()) &&
				 Frm().Width() > pFrm->Prt().Width() )
			{
				Frm().Width( pFrm->Prt().Width() );
				bValidPrtArea = sal_False;
				bWidthClipped = sal_True;
			}
		}
        // <--
	}
	Unlock();
}