xref: /aoo41x/main/svx/source/svdraw/svdocapt.cxx (revision f6e50924)

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 *
 * 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.
 *
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <tools/bigint.hxx>
#include <svx/xlnwtit.hxx>
#include <svl/style.hxx>
#include <svx/svdocapt.hxx>
#include <svx/xpool.hxx>
#include <svx/xpoly.hxx>
#include <svx/svdattrx.hxx>
#include <svx/svdpool.hxx>
#include <svx/svdetc.hxx>
#include <svx/svdtrans.hxx>
#include <svx/svdhdl.hxx>
#include <svx/svddrag.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdview.hxx>   // fuer RectSnap
#include "svx/svdglob.hxx"   // StringCache
#include "svx/svdstr.hrc"    // Objektname
#include <svx/svdogrp.hxx>
#include <svx/svdpage.hxx>
#include <svx/xflhtit.hxx>
#include <svx/xflclit.hxx>
#include <svx/xfltrit.hxx>
#include <editeng/eeitem.hxx>
#include <svx/sdr/properties/captionproperties.hxx>
#include <vcl/salbtype.hxx>		// FRound
#include <svx/sdr/contact/viewcontactofsdrcaptionobj.hxx>
#include <basegfx/tuple/b2dtuple.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/range/b2drange.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <svx/sdrhittesthelper.hxx>

// #i32599#
inline double ImplTwipsToMM(double fVal) { return (fVal * (127.0 / 72.0)); }
inline double ImplMMToTwips(double fVal) { return (fVal * (72.0 / 127.0)); }

////////////////////////////////////////////////////////////////////////////////////////////////////

enum EscDir {LKS,RTS,OBN,UNT};

class ImpCaptParams
{
public:
	SdrCaptionType				eType;
	long						nAngle;
	long						nGap;
	long						nEscRel;
	long						nEscAbs;
	long						nLineLen;
	SdrCaptionEscDir			eEscDir;
	FASTBOOL					bFitLineLen;
	FASTBOOL					bEscRel;
	FASTBOOL					bFixedAngle;

public:
	ImpCaptParams()
	{
		eType      =SDRCAPT_TYPE3;
		bFixedAngle=sal_False;
		nAngle     =4500;
		nGap       =0;
		eEscDir    =SDRCAPT_ESCHORIZONTAL;
		bEscRel    =sal_True;
		nEscRel    =5000;
		nEscAbs    =0;
		nLineLen   =0;
		bFitLineLen=sal_True;
	}
	void CalcEscPos(const Point& rTail, const Rectangle& rRect, Point& rPt, EscDir& rDir) const;
};

void ImpCaptParams::CalcEscPos(const Point& rTailPt, const Rectangle& rRect, Point& rPt, EscDir& rDir) const
{
	Point aTl(rTailPt); // lokal kopieren wg. Performance
	long nX,nY;
	if (bEscRel) {
		nX=rRect.Right()-rRect.Left();
		nX=BigMulDiv(nX,nEscRel,10000);
		nY=rRect.Bottom()-rRect.Top();
		nY=BigMulDiv(nY,nEscRel,10000);
	} else {
		nX=nEscAbs;
		nY=nEscAbs;
	}
	nX+=rRect.Left();
	nY+=rRect.Top();
	Point  aBestPt;
	EscDir eBestDir=LKS;
	FASTBOOL bTryH=eEscDir==SDRCAPT_ESCBESTFIT;
	if (!bTryH) {
		if (eType!=SDRCAPT_TYPE1) {
			bTryH=eEscDir==SDRCAPT_ESCHORIZONTAL;
		} else {
			bTryH=eEscDir==SDRCAPT_ESCVERTICAL;
		}
	}
	FASTBOOL bTryV=eEscDir==SDRCAPT_ESCBESTFIT;
	if (!bTryV) {
		if (eType!=SDRCAPT_TYPE1) {
			bTryV=eEscDir==SDRCAPT_ESCVERTICAL;
		} else {
			bTryV=eEscDir==SDRCAPT_ESCHORIZONTAL;
		}
	}

	if (bTryH) {
		Point aLft(rRect.Left()-nGap,nY);
		Point aRgt(rRect.Right()+nGap,nY);
		FASTBOOL bLft=(aTl.X()-aLft.X()<aRgt.X()-aTl.X());
		if (bLft) {
			eBestDir=LKS;
			aBestPt=aLft;
		} else {
			eBestDir=RTS;
			aBestPt=aRgt;
		}
	}
	if (bTryV) {
		Point aTop(nX,rRect.Top()-nGap);
		Point aBtm(nX,rRect.Bottom()+nGap);
		FASTBOOL bTop=(aTl.Y()-aTop.Y()<aBtm.Y()-aTl.Y());
		Point aBest2;
		EscDir eBest2;
		if (bTop) {
			eBest2=OBN;
			aBest2=aTop;
		} else {
			eBest2=UNT;
			aBest2=aBtm;
		}
		FASTBOOL bTakeIt=eEscDir!=SDRCAPT_ESCBESTFIT;
		if (!bTakeIt) {
			BigInt aHorX(aBestPt.X()-aTl.X()); aHorX*=aHorX;
			BigInt aHorY(aBestPt.Y()-aTl.Y()); aHorY*=aHorY;
			BigInt aVerX(aBest2.X()-aTl.X());  aVerX*=aVerX;
			BigInt aVerY(aBest2.Y()-aTl.Y());  aVerY*=aVerY;
			if (eType!=SDRCAPT_TYPE1) {
				bTakeIt=aVerX+aVerY<aHorX+aHorY;
			} else {
				bTakeIt=aVerX+aVerY>=aHorX+aHorY;
			}
		}
		if (bTakeIt) {
			aBestPt=aBest2;
			eBestDir=eBest2;
		}
	}
	rPt=aBestPt;
	rDir=eBestDir;
}

//////////////////////////////////////////////////////////////////////////////
// BaseProperties section

sdr::properties::BaseProperties* SdrCaptionObj::CreateObjectSpecificProperties()
{
	return new sdr::properties::CaptionProperties(*this);
}

//////////////////////////////////////////////////////////////////////////////
// DrawContact section

sdr::contact::ViewContact* SdrCaptionObj::CreateObjectSpecificViewContact()
{
	return new sdr::contact::ViewContactOfSdrCaptionObj(*this);
}

//////////////////////////////////////////////////////////////////////////////

TYPEINIT1(SdrCaptionObj,SdrRectObj);

SdrCaptionObj::SdrCaptionObj():
	SdrRectObj(OBJ_TEXT),
	aTailPoly(3),  // Default Groesse: 3 Punkte = 2 Linien
	mbSpecialTextBoxShadow(sal_False),
	mbFixedTail(sal_False)
{
}

SdrCaptionObj::SdrCaptionObj(const Rectangle& rRect):
	SdrRectObj(OBJ_TEXT,rRect),
	aTailPoly(3),  // Default Groesse: 3 Punkte = 2 Linien
	mbSpecialTextBoxShadow(sal_False),
	mbFixedTail(sal_False)
{
}

SdrCaptionObj::SdrCaptionObj(const Rectangle& rRect, const Point& rTail):
	SdrRectObj(OBJ_TEXT,rRect),
	aTailPoly(3),  // Default Groesse: 3 Punkte = 2 Linien
	mbSpecialTextBoxShadow(sal_False),
	mbFixedTail(sal_False)
{
	aTailPoly[0]=maFixedTailPos=rTail;
}

SdrCaptionObj::~SdrCaptionObj()
{
}

void SdrCaptionObj::TakeObjInfo(SdrObjTransformInfoRec& rInfo) const
{
	rInfo.bRotateFreeAllowed=sal_False;
	rInfo.bRotate90Allowed  =sal_False;
	rInfo.bMirrorFreeAllowed=sal_False;
	rInfo.bMirror45Allowed  =sal_False;
	rInfo.bMirror90Allowed  =sal_False;
	rInfo.bTransparenceAllowed = sal_False;
	rInfo.bGradientAllowed = sal_False;
	rInfo.bShearAllowed     =sal_False;
	rInfo.bEdgeRadiusAllowed=sal_False;
	rInfo.bCanConvToPath    =sal_True;
	rInfo.bCanConvToPoly    =sal_True;
	rInfo.bCanConvToPathLineToArea=sal_False;
	rInfo.bCanConvToPolyLineToArea=sal_False;
	rInfo.bCanConvToContour = (rInfo.bCanConvToPoly || LineGeometryUsageIsNecessary());
}

sal_uInt16 SdrCaptionObj::GetObjIdentifier() const
{
	return sal_uInt16(OBJ_CAPTION);
}

void SdrCaptionObj::operator=(const SdrObject& rObj)
{
	SdrRectObj::operator=(rObj);
	aTailPoly=((SdrCaptionObj&)rObj).aTailPoly;
}

void SdrCaptionObj::TakeObjNameSingul(XubString& rName) const
{
	rName=ImpGetResStr(STR_ObjNameSingulCAPTION);

	String aName( GetName() );
	if(aName.Len())
	{
		rName += sal_Unicode(' ');
		rName += sal_Unicode('\'');
		rName += aName;
		rName += sal_Unicode('\'');
	}
}

void SdrCaptionObj::TakeObjNamePlural(XubString& rName) const
{
	rName=ImpGetResStr(STR_ObjNamePluralCAPTION);
}

basegfx::B2DPolyPolygon SdrCaptionObj::TakeXorPoly() const
{
	basegfx::B2DPolyPolygon aPolyPoly(SdrRectObj::TakeXorPoly());
	aPolyPoly.append(aTailPoly.getB2DPolygon());

	return aPolyPoly;
}

sal_uInt32 SdrCaptionObj::GetHdlCount() const
{
	sal_uInt32 nAnz1(SdrRectObj::GetHdlCount());
	// sal_uInt32 nAnz2(aTailPoly.GetSize());
	// Derzeit ist nur das Draggen des Schwanzendes implementiert
	return nAnz1 + 1L;
}

SdrHdl* SdrCaptionObj::GetHdl(sal_uInt32 nHdlNum) const
{
	const sal_uInt32 nRectHdlAnz(SdrRectObj::GetHdlCount());

	if(nHdlNum < nRectHdlAnz)
	{
		return SdrRectObj::GetHdl(nHdlNum);
	}
	else
	{
		sal_uInt32 nPntNum(nHdlNum);
		nPntNum -= nRectHdlAnz;

		if(nPntNum < aTailPoly.GetSize())
		{
			SdrHdl* pHdl = new SdrHdl(aTailPoly.GetPoint((sal_uInt16)nPntNum), HDL_POLY);
			pHdl->SetPolyNum(1L);
			pHdl->SetPointNum(nPntNum);
			return pHdl;
		}
		else
		{
			return 0L;
		}
	}
}

////////////////////////////////////////////////////////////////////////////////////////////////////

bool SdrCaptionObj::hasSpecialDrag() const
{
	return true;
}

bool SdrCaptionObj::beginSpecialDrag(SdrDragStat& rDrag) const
{
	const SdrHdl* pHdl = rDrag.GetHdl();
	rDrag.SetEndDragChangesAttributes(true);
	rDrag.SetEndDragChangesGeoAndAttributes(true);

	if(pHdl && 0 == pHdl->GetPolyNum())
    {
		return SdrRectObj::beginSpecialDrag(rDrag);
	}
    else
    {
		rDrag.SetOrtho8Possible(true);

        if(!pHdl)
        {
			if (bMovProt)
                return 0;

			rDrag.SetNoSnap(true);
			rDrag.SetActionRect(aRect);

            Point aHit(rDrag.GetStart());

            if(rDrag.GetPageView() && SdrObjectPrimitiveHit(*this, aHit, 0, *rDrag.GetPageView(), 0, false))
            {
                return true;
            }
		}
        else
        {
			if((1 == pHdl->GetPolyNum()) && (0 == pHdl->GetPointNum()))
                return true;
		}
	}

    return false;
}

bool SdrCaptionObj::applySpecialDrag(SdrDragStat& rDrag)
{
	const SdrHdl* pHdl = rDrag.GetHdl();

    if(pHdl && 0 == pHdl->GetPolyNum())
    {
		const bool bRet(SdrRectObj::applySpecialDrag(rDrag));
        ImpRecalcTail();
	    ActionChanged();

        return bRet;
	}
    else
    {
		Point aDelt(rDrag.GetNow()-rDrag.GetStart());

        if(!pHdl)
        {
			aRect.Move(aDelt.X(),aDelt.Y());
		}
        else
        {
			aTailPoly[0] += aDelt;
		}

        ImpRecalcTail();
	    ActionChanged();

        return true;
	}
}

String SdrCaptionObj::getSpecialDragComment(const SdrDragStat& rDrag) const
{
    const bool bCreateComment(rDrag.GetView() && this == rDrag.GetView()->GetCreateObj());

    if(bCreateComment)
    {
        return String();
    }
    else
    {
        const SdrHdl* pHdl = rDrag.GetHdl();

        if(pHdl && 0 == pHdl->GetPolyNum())
        {
		    return SdrRectObj::getSpecialDragComment(rDrag);
	    }
        else
        {
		    XubString aStr;

            if(!pHdl)
            {
			    ImpTakeDescriptionStr(STR_DragCaptFram, aStr);
		    }
            else
            {
			    ImpTakeDescriptionStr(STR_DragCaptTail, aStr);
		    }

            return aStr;
	    }
    }
}

////////////////////////////////////////////////////////////////////////////////////////////////////

void SdrCaptionObj::ImpGetCaptParams(ImpCaptParams& rPara) const
{
	const SfxItemSet& rSet = GetObjectItemSet();
	rPara.eType      =((SdrCaptionTypeItem&)      (rSet.Get(SDRATTR_CAPTIONTYPE      ))).GetValue();
	rPara.bFixedAngle=((SdrCaptionFixedAngleItem&)(rSet.Get(SDRATTR_CAPTIONANGLE     ))).GetValue();
	rPara.nAngle     =((SdrCaptionAngleItem&)     (rSet.Get(SDRATTR_CAPTIONFIXEDANGLE))).GetValue();
	rPara.nGap       =((SdrCaptionGapItem&)       (rSet.Get(SDRATTR_CAPTIONGAP       ))).GetValue();
	rPara.eEscDir    =((SdrCaptionEscDirItem&)    (rSet.Get(SDRATTR_CAPTIONESCDIR    ))).GetValue();
	rPara.bEscRel    =((SdrCaptionEscIsRelItem&)  (rSet.Get(SDRATTR_CAPTIONESCISREL  ))).GetValue();
	rPara.nEscRel    =((SdrCaptionEscRelItem&)    (rSet.Get(SDRATTR_CAPTIONESCREL    ))).GetValue();
	rPara.nEscAbs    =((SdrCaptionEscAbsItem&)    (rSet.Get(SDRATTR_CAPTIONESCABS    ))).GetValue();
	rPara.nLineLen   =((SdrCaptionLineLenItem&)   (rSet.Get(SDRATTR_CAPTIONLINELEN   ))).GetValue();
	rPara.bFitLineLen=((SdrCaptionFitLineLenItem&)(rSet.Get(SDRATTR_CAPTIONFITLINELEN))).GetValue();
}

void SdrCaptionObj::ImpRecalcTail()
{
	ImpCaptParams aPara;
	ImpGetCaptParams(aPara);
	ImpCalcTail(aPara,aTailPoly,aRect);
	SetRectsDirty();
	SetXPolyDirty();
}

// #i35971#
// SdrCaptionObj::ImpCalcTail1 does move the object(!). What a hack.
// I really wonder why this had not triggered problems before. I am
// sure there are some places where SetTailPos() is called at least
// twice or SetSnapRect after it again just to work around this.
// Changed this method to not do that.
// Also found why this has been done: For interactive dragging of the
// tail end pos for SDRCAPT_TYPE1. This sure was the simplest method
// to achieve this, for the cost to make a whole group of const methods
// of this object implicitly chainging the object's position.
void SdrCaptionObj::ImpCalcTail1(const ImpCaptParams& rPara, Polygon& rPoly, Rectangle& rRect) const
{
	Polygon aPol(2);
	Point aTl(rPoly[0]);

	aPol[0] = aTl;
	aPol[1] = aTl;

	EscDir eEscDir;
	Point aEscPos;

	rPara.CalcEscPos(aTl, rRect, aEscPos, eEscDir);
	aPol[1] = aEscPos;

	if(eEscDir==LKS || eEscDir==RTS)
	{
		aPol[0].X() = aEscPos.X();
	}
	else
	{
		aPol[0].Y() = aEscPos.Y();
	}

	rPoly = aPol;
}

void SdrCaptionObj::ImpCalcTail2(const ImpCaptParams& rPara, Polygon& rPoly, Rectangle& rRect) const
{ // Gap/EscDir/EscPos/Angle
	Polygon aPol(2);
	Point aTl(rPoly[0]);
	aPol[0]=aTl;

	EscDir eEscDir;
	Point aEscPos;
	rPara.CalcEscPos(aTl,rRect,aEscPos,eEscDir);
	aPol[1]=aEscPos;

	if (!rPara.bFixedAngle) {
		// fehlende Implementation
	}
	rPoly=aPol;
}

void SdrCaptionObj::ImpCalcTail3(const ImpCaptParams& rPara, Polygon& rPoly, Rectangle& rRect) const
{ // Gap/EscDir/EscPos/Angle/LineLen
	Polygon aPol(3);
	Point aTl(rPoly[0]);
	aPol[0]=aTl;

	EscDir eEscDir;
	Point aEscPos;
	rPara.CalcEscPos(aTl,rRect,aEscPos,eEscDir);
	aPol[1]=aEscPos;
	aPol[2]=aEscPos;

	if (eEscDir==LKS || eEscDir==RTS) {
		if (rPara.bFitLineLen) {
			aPol[1].X()=(aTl.X()+aEscPos.X())/2;
		} else {
			if (eEscDir==LKS) aPol[1].X()-=rPara.nLineLen;
			else aPol[1].X()+=rPara.nLineLen;
		}
	} else {
		if (rPara.bFitLineLen) {
			aPol[1].Y()=(aTl.Y()+aEscPos.Y())/2;
		} else {
			if (eEscDir==OBN) aPol[1].Y()-=rPara.nLineLen;
			else aPol[1].Y()+=rPara.nLineLen;
		}
	}
	if (!rPara.bFixedAngle) {
		// fehlende Implementation
	}
	rPoly=aPol;
}

void SdrCaptionObj::ImpCalcTail4(const ImpCaptParams& rPara, Polygon& rPoly, Rectangle& rRect) const
{
	ImpCalcTail3(rPara,rPoly,rRect);
}

void SdrCaptionObj::ImpCalcTail(const ImpCaptParams& rPara, Polygon& rPoly, Rectangle& rRect) const
{
	switch (rPara.eType) {
		case SDRCAPT_TYPE1: ImpCalcTail1(rPara,rPoly,rRect); break;
		case SDRCAPT_TYPE2: ImpCalcTail2(rPara,rPoly,rRect); break;
		case SDRCAPT_TYPE3: ImpCalcTail3(rPara,rPoly,rRect); break;
		case SDRCAPT_TYPE4: ImpCalcTail4(rPara,rPoly,rRect); break;
	}
}

FASTBOOL SdrCaptionObj::BegCreate(SdrDragStat& rStat)
{
	if (aRect.IsEmpty()) return sal_False; // Create z.Zt. nur mit vorgegebenen Rect

	ImpCaptParams aPara;
	ImpGetCaptParams(aPara);
	aRect.SetPos(rStat.GetNow());
	aTailPoly[0]=rStat.GetStart();
	ImpCalcTail(aPara,aTailPoly,aRect);
	rStat.SetActionRect(aRect);
	return sal_True;
}

FASTBOOL SdrCaptionObj::MovCreate(SdrDragStat& rStat)
{
	ImpCaptParams aPara;
	ImpGetCaptParams(aPara);
	aRect.SetPos(rStat.GetNow());
	ImpCalcTail(aPara,aTailPoly,aRect);
	rStat.SetActionRect(aRect);
	SetBoundRectDirty();
	bSnapRectDirty=sal_True;
	return sal_True;
}

FASTBOOL SdrCaptionObj::EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd)
{
	ImpCaptParams aPara;
	ImpGetCaptParams(aPara);
	aRect.SetPos(rStat.GetNow());
	ImpCalcTail(aPara,aTailPoly,aRect);
	SetRectsDirty();
	return (eCmd==SDRCREATE_FORCEEND || rStat.GetPointAnz()>=2);
}

FASTBOOL SdrCaptionObj::BckCreate(SdrDragStat& /*rStat*/)
{
	return sal_False;
}

void SdrCaptionObj::BrkCreate(SdrDragStat& /*rStat*/)
{
}

basegfx::B2DPolyPolygon SdrCaptionObj::TakeCreatePoly(const SdrDragStat& /*rDrag*/) const
{
	basegfx::B2DPolyPolygon aRetval;
	const basegfx::B2DRange aRange(aRect.Left(), aRect.Top(), aRect.Right(), aRect.Bottom());
	aRetval.append(basegfx::tools::createPolygonFromRect(aRange));
	aRetval.append(aTailPoly.getB2DPolygon());
	return aRetval;
}

Pointer SdrCaptionObj::GetCreatePointer() const
{
	return Pointer(POINTER_DRAW_CAPTION);
}

void SdrCaptionObj::NbcMove(const Size& rSiz)
{
	SdrRectObj::NbcMove(rSiz);
	MovePoly(aTailPoly,rSiz);
    if(mbFixedTail)
        SetTailPos(GetFixedTailPos());
}

void SdrCaptionObj::NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
	SdrRectObj::NbcResize(rRef,xFact,yFact);
	ResizePoly(aTailPoly,rRef,xFact,yFact);
	ImpRecalcTail();
    if(mbFixedTail)
        SetTailPos(GetFixedTailPos());
}

void SdrCaptionObj::NbcSetRelativePos(const Point& rPnt)
{
	Point aRelPos0(aTailPoly.GetPoint(0)-aAnchor);
	Size aSiz(rPnt.X()-aRelPos0.X(),rPnt.Y()-aRelPos0.Y());
	NbcMove(aSiz); // Der ruft auch das SetRectsDirty()
}

Point SdrCaptionObj::GetRelativePos() const
{
	return aTailPoly.GetPoint(0)-aAnchor;
}

void SdrCaptionObj::NbcSetAnchorPos(const Point& rPnt)
{
	SdrRectObj::NbcSetAnchorPos(rPnt);
	// !!!!! fehlende Impl.
}

const Point& SdrCaptionObj::GetAnchorPos() const
{
	// !!!!! fehlende Impl.
	return SdrRectObj::GetAnchorPos();
}

void SdrCaptionObj::RecalcSnapRect()
{
	SdrRectObj::RecalcSnapRect();
	// #i32599#
	// maSnapRect.Union(aTailPoly.GetBoundRect());
	// !!!!! fehlende Impl.
}

const Rectangle& SdrCaptionObj::GetSnapRect() const
{
	return SdrRectObj::GetSnapRect();
}

void SdrCaptionObj::NbcSetSnapRect(const Rectangle& rRect)
{
	// #i32599#
	// Move back to see the rectangle of the underlying SdrRectObj
	// as the SnapRect, without the TailPos. That simplifies SnapRect
	// handling again, if not allows it at all...
	SdrRectObj::NbcSetSnapRect(rRect);
}

const Rectangle& SdrCaptionObj::GetLogicRect() const
{
	return aRect;
}

void SdrCaptionObj::NbcSetLogicRect(const Rectangle& rRect)
{
	SdrRectObj::NbcSetLogicRect(rRect);
	ImpRecalcTail();
}

const Point& SdrCaptionObj::GetTailPos() const
{
	return aTailPoly[0];
}

void SdrCaptionObj::SetTailPos(const Point& rPos)
{
	if (aTailPoly.GetSize()==0 || aTailPoly[0]!=rPos) {
		Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetLastBoundRect();
		// #110094#-14 SendRepaintBroadcast();
		NbcSetTailPos(rPos);
		SetChanged();
		BroadcastObjectChange();
		SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
	}
}

void SdrCaptionObj::NbcSetTailPos(const Point& rPos)
{
	aTailPoly[0]=rPos;
	ImpRecalcTail();
}

sal_uInt32 SdrCaptionObj::GetSnapPointCount() const
{
	// !!!!! fehlende Impl.
	return 0L;
}

Point SdrCaptionObj::GetSnapPoint(sal_uInt32 /*i*/) const
{
	// !!!!! fehlende Impl.
	return Point(0,0);
}

void SdrCaptionObj::SetModel(SdrModel* pNewModel)
{
	SdrRectObj::SetModel(pNewModel);
	ImpRecalcTail();
}

void SdrCaptionObj::Notify(SfxBroadcaster& rBC, const SfxHint& rHint)
{
	SdrRectObj::Notify(rBC,rHint);
	ImpRecalcTail();
}

SdrObjGeoData* SdrCaptionObj::NewGeoData() const
{
	return new SdrCaptObjGeoData;
}

void SdrCaptionObj::SaveGeoData(SdrObjGeoData& rGeo) const
{
	SdrRectObj::SaveGeoData(rGeo);
	SdrCaptObjGeoData& rCGeo=(SdrCaptObjGeoData&)rGeo;
	rCGeo.aTailPoly=aTailPoly;
}

void SdrCaptionObj::RestGeoData(const SdrObjGeoData& rGeo)
{
	SdrRectObj::RestGeoData(rGeo);
	SdrCaptObjGeoData& rCGeo=(SdrCaptObjGeoData&)rGeo;
	aTailPoly=rCGeo.aTailPoly;
}

SdrObject* SdrCaptionObj::DoConvertToPolyObj(sal_Bool bBezier, bool bAddText) const
{ // #42334# - Convert implementiert
	SdrObject* pRect=SdrRectObj::DoConvertToPolyObj(bBezier, bAddText);
	SdrObject* pTail = ImpConvertMakeObj(basegfx::B2DPolyPolygon(aTailPoly.getB2DPolygon()), sal_False, bBezier);
	SdrObject* pRet=(pTail!=NULL) ? pTail : pRect;
	if (pTail!=NULL && pRect!=NULL) {
		FASTBOOL bInsRect=sal_True;
		FASTBOOL bInsTail=sal_True;
		SdrObjList* pOL=pTail->GetSubList();
		if (pOL!=NULL) { pRet=pRect; bInsTail=sal_False; }
		if (pOL==NULL) pOL=pRect->GetSubList();
		if (pOL!=NULL) { pRet=pRect; bInsRect=sal_False; }
		if (pOL==NULL) {
			SdrObjGroup* pGrp=new SdrObjGroup;
			pOL=pGrp->GetSubList();
			pRet=pGrp;
		}
		if (bInsRect) pOL->NbcInsertObject(pRect);
		if (bInsTail) pOL->NbcInsertObject(pTail,0);
	}
	return pRet;
}

// #i32599#
// Add own implementation for TRSetBaseGeometry to handle TailPos over changes.
void SdrCaptionObj::TRSetBaseGeometry(const basegfx::B2DHomMatrix& rMatrix, const basegfx::B2DPolyPolygon& /*rPolyPolygon*/)
{
	// break up matrix
	basegfx::B2DTuple aScale;
	basegfx::B2DTuple aTranslate;
	double fRotate, fShearX;
	rMatrix.decompose(aScale, aTranslate, fRotate, fShearX);

	// #i75086# Old DrawingLayer (GeoStat and geometry) does not support holding negative scalings
	// in X and Y which equal a 180 degree rotation. Recognize it and react accordingly
	if(basegfx::fTools::less(aScale.getX(), 0.0) && basegfx::fTools::less(aScale.getY(), 0.0))
	{
		aScale.setX(fabs(aScale.getX()));
		aScale.setY(fabs(aScale.getY()));
		fRotate = fmod(fRotate + F_PI, F_2PI);
	}

	// force metric to pool metric
	SfxMapUnit eMapUnit = pModel->GetItemPool().GetMetric(0);
	if(eMapUnit != SFX_MAPUNIT_100TH_MM)
	{
		switch(eMapUnit)
		{
			case SFX_MAPUNIT_TWIP :
			{
				// position
				aTranslate.setX(ImplMMToTwips(aTranslate.getX()));
				aTranslate.setY(ImplMMToTwips(aTranslate.getY()));

				// size
				aScale.setX(ImplMMToTwips(aScale.getX()));
				aScale.setY(ImplMMToTwips(aScale.getY()));

				break;
			}
			default:
			{
				DBG_ERROR("TRSetBaseGeometry: Missing unit translation to PoolMetric!");
			}
		}
	}

	// if anchor is used, make position relative to it
	if( pModel->IsWriter() )
	{
		if(GetAnchorPos().X() || GetAnchorPos().Y())
		{
			aTranslate += basegfx::B2DTuple(GetAnchorPos().X(), GetAnchorPos().Y());
		}
	}

	// build BaseRect
	Point aPoint(FRound(aTranslate.getX()), FRound(aTranslate.getY()));
	Rectangle aBaseRect(aPoint, Size(FRound(aScale.getX()), FRound(aScale.getY())));

	// set BaseRect, but rescue TailPos over this call
	const Point aTailPoint = GetTailPos();
	SetSnapRect(aBaseRect);
	SetTailPos(aTailPoint);
	ImpRecalcTail();
}

// geometry access
basegfx::B2DPolygon SdrCaptionObj::getTailPolygon() const
{
	return aTailPoly.getB2DPolygon();
}

// eof