office-gobmx/svx/source/svdraw/svddrgv.cxx
2012-02-10 21:16:26 -05:00

934 lines
29 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
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#include <svx/svddrgv.hxx>
#include "svx/xattr.hxx"
#include <svx/xpoly.hxx>
#include <svx/svdetc.hxx>
#include <svx/svdtrans.hxx>
#include <svx/svdundo.hxx>
#include <svx/svdocapt.hxx>
#include <svx/svdpagv.hxx>
#include <svx/svdopath.hxx>
#include <svx/svdoedge.hxx>
#include "svx/svdstr.hrc"
#include "svx/svdglob.hxx"
#include "svddrgm1.hxx"
#include <svx/obj3d.hxx>
#include <svx/svdoashp.hxx>
#include <svx/sdrpaintwindow.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <svx/polypolygoneditor.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <svx/sdr/overlay/overlaymanager.hxx>
using namespace sdr;
////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////
// DragView
////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////
void SdrDragView::ImpClearVars()
{
bFramDrag=sal_False;
eDragMode=SDRDRAG_MOVE;
bDragLimit=sal_False;
bMarkedHitMovesAlways=sal_False;
eDragHdl=HDL_MOVE;
pDragHdl=NULL;
bDragHdl=sal_False;
bDragSpecial=sal_False;
mpCurrentSdrDragMethod=NULL;
bDragStripes=sal_False;
bMirrRefDragObj=sal_True;
bDragWithCopy=sal_False;
pInsPointUndo=NULL;
bInsGluePoint=sal_False;
bInsObjPointMode=sal_False;
bInsGluePointMode=sal_False;
nDragXorPolyLimit=100;
nDragXorPointLimit=500;
bNoDragXorPolys=sal_False;
bAutoVertexCon=sal_True;
bAutoCornerCon=sal_False;
bRubberEdgeDragging=sal_True;
bDetailedEdgeDragging=sal_True;
nDetailedEdgeDraggingLimit=10;
bResizeAtCenter=sal_False;
bCrookAtCenter=sal_False;
bMouseHideWhileDraggingPoints=sal_False;
// init using default
mbSolidDragging = getOptionsDrawinglayer().IsSolidDragCreate();
}
void SdrDragView::ImpMakeDragAttr()
{
ImpDelDragAttr();
}
SdrDragView::SdrDragView(SdrModel* pModel1, OutputDevice* pOut)
: SdrExchangeView(pModel1,pOut)
{
ImpClearVars();
ImpMakeDragAttr();
}
SdrDragView::~SdrDragView()
{
ImpDelDragAttr();
}
void SdrDragView::ImpDelDragAttr()
{
}
sal_Bool SdrDragView::IsAction() const
{
return (mpCurrentSdrDragMethod || SdrExchangeView::IsAction());
}
void SdrDragView::MovAction(const Point& rPnt)
{
SdrExchangeView::MovAction(rPnt);
if (mpCurrentSdrDragMethod)
{
MovDragObj(rPnt);
}
}
void SdrDragView::EndAction()
{
if (mpCurrentSdrDragMethod)
{
EndDragObj(sal_False);
}
SdrExchangeView::EndAction();
}
void SdrDragView::BckAction()
{
SdrExchangeView::BckAction();
BrkDragObj();
}
void SdrDragView::BrkAction()
{
SdrExchangeView::BrkAction();
BrkDragObj();
}
void SdrDragView::TakeActionRect(Rectangle& rRect) const
{
if (mpCurrentSdrDragMethod)
{
rRect=aDragStat.GetActionRect();
if (rRect.IsEmpty())
{
SdrPageView* pPV = GetSdrPageView();
if(pPV&& pPV->HasMarkedObjPageView())
{
// #i95646# is this used..?
const basegfx::B2DRange aBoundRange(mpCurrentSdrDragMethod->getCurrentRange());
rRect = Rectangle(
basegfx::fround(aBoundRange.getMinX()), basegfx::fround(aBoundRange.getMinY()),
basegfx::fround(aBoundRange.getMaxX()), basegfx::fround(aBoundRange.getMaxY()));
}
}
if (rRect.IsEmpty())
{
rRect=Rectangle(aDragStat.GetNow(),aDragStat.GetNow());
}
}
else
{
SdrExchangeView::TakeActionRect(rRect);
}
}
sal_Bool SdrDragView::TakeDragObjAnchorPos(Point& rPos, sal_Bool bTR ) const
{
Rectangle aR;
TakeActionRect(aR);
rPos = bTR ? aR.TopRight() : aR.TopLeft();
if (GetMarkedObjectCount()==1 && IsDragObj() && // only on single selection
!IsDraggingPoints() && !IsDraggingGluePoints() && // not when moving points
!mpCurrentSdrDragMethod->ISA(SdrDragMovHdl)) // not when moving handles
{
SdrObject* pObj=GetMarkedObjectByIndex(0);
if (pObj->ISA(SdrCaptionObj))
{
Point aPt(((SdrCaptionObj*)pObj)->GetTailPos());
sal_Bool bTail=eDragHdl==HDL_POLY; // drag tail
sal_Bool bOwn=mpCurrentSdrDragMethod->ISA(SdrDragObjOwn); // specific to object
if (!bTail)
{ // for bTail, TakeActionRect already does the right thing
if (bOwn)
{ // bOwn may be MoveTextFrame, ResizeTextFrame, but may not (any more) be DragTail
rPos=aPt;
}
else
{
// drag the whole Object (Move, Resize, ...)
const basegfx::B2DPoint aTransformed(mpCurrentSdrDragMethod->getCurrentTransformation() * basegfx::B2DPoint(aPt.X(), aPt.Y()));
rPos.X() = basegfx::fround(aTransformed.getX());
rPos.Y() = basegfx::fround(aTransformed.getY());
}
}
}
return sal_True;
}
return sal_False;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
sal_Bool SdrDragView::TakeDragLimit(SdrDragMode /*eMode*/, Rectangle& /*rRect*/) const
{
return sal_False;
}
sal_Bool SdrDragView::BegDragObj(const Point& rPnt, OutputDevice* pOut, SdrHdl* pHdl, short nMinMov, SdrDragMethod* pForcedMeth)
{
BrkAction();
bool bRet=false;
{
SetDragWithCopy(sal_False);
//TODO: aAni.Reset();
mpCurrentSdrDragMethod=NULL;
bDragSpecial=sal_False;
bDragLimit=sal_False;
SdrDragMode eTmpMode=eDragMode;
if (eTmpMode==SDRDRAG_MOVE && pHdl!=NULL && pHdl->GetKind()!=HDL_MOVE) {
eTmpMode=SDRDRAG_RESIZE;
}
bDragLimit=TakeDragLimit(eTmpMode,aDragLimit);
bFramDrag=ImpIsFrameHandles();
if (!bFramDrag &&
(pMarkedObj==NULL || !pMarkedObj->hasSpecialDrag()) &&
(pHdl==NULL || pHdl->GetObj()==NULL)) {
bFramDrag=sal_True;
}
Point aPnt(rPnt);
if(pHdl == NULL
|| pHdl->GetKind() == HDL_MOVE
|| pHdl->GetKind() == HDL_MIRX
|| pHdl->GetKind() == HDL_TRNS
|| pHdl->GetKind() == HDL_GRAD)
{
aDragStat.Reset(aPnt);
}
else
{
aDragStat.Reset(pHdl->GetPos());
}
aDragStat.SetView((SdrView*)this);
aDragStat.SetPageView(pMarkedPV); // <<-- DragPV has to go here!!!
aDragStat.SetMinMove(ImpGetMinMovLogic(nMinMov,pOut));
aDragStat.SetHdl(pHdl);
aDragStat.NextPoint();
pDragWin=pOut;
pDragHdl=pHdl;
eDragHdl= pHdl==NULL ? HDL_MOVE : pHdl->GetKind();
bDragHdl=eDragHdl==HDL_REF1 || eDragHdl==HDL_REF2 || eDragHdl==HDL_MIRX;
// Expand test for HDL_ANCHOR_TR
sal_Bool bNotDraggable = (HDL_ANCHOR == eDragHdl || HDL_ANCHOR_TR == eDragHdl);
if(pHdl && (pHdl->GetKind() == HDL_SMARTTAG) && pForcedMeth )
{
// just use the forced method for smart tags
}
else if(bDragHdl)
{
mpCurrentSdrDragMethod = new SdrDragMovHdl(*this);
}
else if(!bNotDraggable)
{
switch (eDragMode)
{
case SDRDRAG_ROTATE: case SDRDRAG_SHEAR: case SDRDRAG_DISTORT:
{
switch (eDragHdl)
{
case HDL_LEFT: case HDL_RIGHT:
case HDL_UPPER: case HDL_LOWER:
{
// are 3D objects selected?
sal_Bool b3DObjSelected = sal_False;
for(sal_uInt32 a=0;!b3DObjSelected && a<GetMarkedObjectCount();a++)
{
SdrObject* pObj = GetMarkedObjectByIndex(a);
if(pObj && pObj->ISA(E3dObject))
b3DObjSelected = sal_True;
}
// If yes, allow shear even when !IsShearAllowed,
// because 3D objects are limited rotations
if (!b3DObjSelected && !IsShearAllowed())
return sal_False;
mpCurrentSdrDragMethod = new SdrDragShear(*this,eDragMode==SDRDRAG_ROTATE);
} break;
case HDL_UPLFT: case HDL_UPRGT:
case HDL_LWLFT: case HDL_LWRGT:
{
if (eDragMode==SDRDRAG_SHEAR || eDragMode==SDRDRAG_DISTORT)
{
if (!IsDistortAllowed(sal_True) && !IsDistortAllowed(sal_False)) return sal_False;
mpCurrentSdrDragMethod = new SdrDragDistort(*this);
}
else
{
if (!IsRotateAllowed(sal_True)) return sal_False;
mpCurrentSdrDragMethod = new SdrDragRotate(*this);
}
} break;
default:
{
if (IsMarkedHitMovesAlways() && eDragHdl==HDL_MOVE)
{ // HDL_MOVE is true, even if Obj is hit directly
if (!IsMoveAllowed()) return sal_False;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if (!IsRotateAllowed(sal_True)) return sal_False;
mpCurrentSdrDragMethod = new SdrDragRotate(*this);
}
}
}
} break;
case SDRDRAG_MIRROR:
{
if (eDragHdl==HDL_MOVE && IsMarkedHitMovesAlways())
{
if (!IsMoveAllowed()) return sal_False;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if (!IsMirrorAllowed(sal_True,sal_True)) return sal_False;
mpCurrentSdrDragMethod = new SdrDragMirror(*this);
}
} break;
case SDRDRAG_CROP:
{
if (eDragHdl==HDL_MOVE && IsMarkedHitMovesAlways())
{
if (!IsMoveAllowed())
return sal_False;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if (!IsCrookAllowed(sal_True) && !IsCrookAllowed(sal_False))
return sal_False;
mpCurrentSdrDragMethod = new SdrDragCrop(*this);
}
}
break;
case SDRDRAG_TRANSPARENCE:
{
if(eDragHdl == HDL_MOVE && IsMarkedHitMovesAlways())
{
if(!IsMoveAllowed())
return sal_False;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if(!IsTransparenceAllowed())
return sal_False;
mpCurrentSdrDragMethod = new SdrDragGradient(*this, sal_False);
}
break;
}
case SDRDRAG_GRADIENT:
{
if(eDragHdl == HDL_MOVE && IsMarkedHitMovesAlways())
{
if(!IsMoveAllowed())
return sal_False;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if(!IsGradientAllowed())
return sal_False;
mpCurrentSdrDragMethod = new SdrDragGradient(*this);
}
break;
}
case SDRDRAG_CROOK :
{
if (eDragHdl==HDL_MOVE && IsMarkedHitMovesAlways())
{
if (!IsMoveAllowed()) return sal_False;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if (!IsCrookAllowed(sal_True) && !IsCrookAllowed(sal_False)) return sal_False;
mpCurrentSdrDragMethod = new SdrDragCrook(*this);
}
} break;
default:
{
// SDRDRAG_MOVE
if((eDragHdl == HDL_MOVE) && !IsMoveAllowed())
{
return sal_False;
}
else if(eDragHdl == HDL_GLUE)
{
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if(bFramDrag)
{
if(eDragHdl == HDL_MOVE)
{
mpCurrentSdrDragMethod = new SdrDragMove(*this);
}
else
{
if(!IsResizeAllowed(sal_True))
{
return sal_False;
}
sal_Bool bSingleTextObjMark = sal_False; // SJ: #i100490#
if ( GetMarkedObjectCount() == 1 )
{
pMarkedObj=GetMarkedObjectByIndex(0);
if ( pMarkedObj &&
pMarkedObj->ISA( SdrTextObj ) &&
static_cast<SdrTextObj*>(pMarkedObj)->IsTextFrame() )
bSingleTextObjMark = sal_True;
}
if ( bSingleTextObjMark )
mpCurrentSdrDragMethod = new SdrDragObjOwn(*this);
else
mpCurrentSdrDragMethod = new SdrDragResize(*this);
}
}
else
{
if(HDL_MOVE == eDragHdl)
{
const bool bCustomShapeSelected(1 == GetMarkedObjectCount() && GetMarkedObjectByIndex(0)->ISA(SdrObjCustomShape));
if(bCustomShapeSelected)
{
mpCurrentSdrDragMethod = new SdrDragMove( *this );
}
}
else if(HDL_POLY == eDragHdl)
{
const bool bConnectorSelected(1 == GetMarkedObjectCount() && GetMarkedObjectByIndex(0)->ISA(SdrEdgeObj));
if(bConnectorSelected)
{
// #i97784#
// fallback to old behaviour for connectors (see
// text in task description for more details)
}
else if(!IsMoveAllowed() || !IsResizeAllowed())
{
// #i77187#
// do not allow move of polygon points if object is move or size protected
return sal_False;
}
}
if(!mpCurrentSdrDragMethod)
{
// fallback to DragSpecial if no interaction defined
bDragSpecial = sal_True;
mpCurrentSdrDragMethod = new SdrDragObjOwn(*this);
}
}
}
}
}
}
if (pForcedMeth!=NULL)
{
delete mpCurrentSdrDragMethod;
mpCurrentSdrDragMethod = pForcedMeth;
}
aDragStat.SetDragMethod(mpCurrentSdrDragMethod);
if (mpCurrentSdrDragMethod)
{
bRet = mpCurrentSdrDragMethod->BeginSdrDrag();
if (!bRet)
{
if (pHdl==NULL && IS_TYPE(SdrDragObjOwn,mpCurrentSdrDragMethod))
{
// Obj may not Move SpecialDrag, so try with MoveFrameDrag
delete mpCurrentSdrDragMethod;
mpCurrentSdrDragMethod = 0;
bDragSpecial=sal_False;
if (!IsMoveAllowed())
return sal_False;
bFramDrag=sal_True;
mpCurrentSdrDragMethod = new SdrDragMove(*this);
aDragStat.SetDragMethod(mpCurrentSdrDragMethod);
bRet = mpCurrentSdrDragMethod->BeginSdrDrag();
}
}
if (!bRet)
{
delete mpCurrentSdrDragMethod;
mpCurrentSdrDragMethod = 0;
aDragStat.SetDragMethod(mpCurrentSdrDragMethod);
}
}
}
return bRet;
}
void SdrDragView::MovDragObj(const Point& rPnt)
{
if (mpCurrentSdrDragMethod)
{
Point aPnt(rPnt);
ImpLimitToWorkArea(aPnt);
mpCurrentSdrDragMethod->MoveSdrDrag(aPnt); // this call already makes a Hide()/Show combination
}
}
sal_Bool SdrDragView::EndDragObj(sal_Bool bCopy)
{
bool bRet(false);
// #i73341# If inserting GluePoint, do not insist on last points being different
if(mpCurrentSdrDragMethod && aDragStat.IsMinMoved() && (IsInsertGluePoint() || aDragStat.GetNow() != aDragStat.GetPrev()))
{
sal_uIntPtr nHdlAnzMerk=0;
if (bEliminatePolyPoints)
{ // IBM Special
nHdlAnzMerk=GetMarkablePointCount();
}
const bool bUndo = IsUndoEnabled();
if (IsInsertGluePoint() && bUndo)
{
BegUndo(aInsPointUndoStr);
AddUndo(pInsPointUndo);
}
bRet = mpCurrentSdrDragMethod->EndSdrDrag(bCopy);
if( IsInsertGluePoint() && bUndo)
EndUndo();
delete mpCurrentSdrDragMethod;
mpCurrentSdrDragMethod = 0;
if (bEliminatePolyPoints)
{ // IBM Special
if (nHdlAnzMerk!=GetMarkablePointCount())
{
UnmarkAllPoints();
}
}
if (bInsPolyPoint)
{
SetMarkHandles();
bInsPolyPoint=sal_False;
if( bUndo )
{
BegUndo(aInsPointUndoStr);
AddUndo(pInsPointUndo);
EndUndo();
}
}
eDragHdl=HDL_MOVE;
pDragHdl=NULL;
if (!bSomeObjChgdFlag)
{
// Obj did not broadcast (e. g. Writer FlyFrames)
if(!bDragHdl)
{
AdjustMarkHdl();
}
}
}
else
{
BrkDragObj();
}
bInsPolyPoint=sal_False;
SetInsertGluePoint(sal_False);
return bRet;
}
void SdrDragView::BrkDragObj()
{
if (mpCurrentSdrDragMethod)
{
mpCurrentSdrDragMethod->CancelSdrDrag();
delete mpCurrentSdrDragMethod;
mpCurrentSdrDragMethod = 0;
if (bInsPolyPoint)
{
pInsPointUndo->Undo(); // delete inserted point again
delete pInsPointUndo;
pInsPointUndo=NULL;
SetMarkHandles();
bInsPolyPoint=sal_False;
}
if (IsInsertGluePoint())
{
pInsPointUndo->Undo(); // delete inserted glue point again
delete pInsPointUndo;
pInsPointUndo=NULL;
SetInsertGluePoint(sal_False);
}
eDragHdl=HDL_MOVE;
pDragHdl=NULL;
}
}
sal_Bool SdrDragView::IsInsObjPointPossible() const
{
return pMarkedObj!=NULL && pMarkedObj->IsPolyObj();
}
sal_Bool SdrDragView::ImpBegInsObjPoint(sal_Bool bIdxZwang, sal_uInt32 nIdx, const Point& rPnt, sal_Bool bNewObj, OutputDevice* pOut)
{
sal_Bool bRet(sal_False);
if(pMarkedObj && pMarkedObj->ISA(SdrPathObj))
{
SdrPathObj* pMarkedPath = (SdrPathObj*)pMarkedObj;
BrkAction();
pInsPointUndo = dynamic_cast< SdrUndoGeoObj* >( GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pMarkedObj) );
DBG_ASSERT( pInsPointUndo, "svx::SdrDragView::BegInsObjPoint(), could not create correct undo object!" );
XubString aStr(ImpGetResStr(STR_DragInsertPoint));
XubString aName;
pMarkedObj->TakeObjNameSingul(aName);
xub_StrLen nPos(aStr.SearchAscii("%1"));
if(STRING_NOTFOUND != nPos)
{
aStr.Erase(nPos, 2);
aStr.Insert(aName, nPos);
}
aInsPointUndoStr = aStr;
Point aPt(rPnt);
if(bNewObj)
aPt = GetSnapPos(aPt,pMarkedPV);
bool bClosed0 = pMarkedPath->IsClosedObj();
if(bIdxZwang)
{
mnInsPointNum = pMarkedPath->NbcInsPoint(nIdx, aPt, bNewObj, sal_True);
}
else
{
mnInsPointNum = pMarkedPath->NbcInsPointOld(aPt, bNewObj, sal_True);
}
if(bClosed0 != pMarkedPath->IsClosedObj())
{
// Obj was closed implicitly
// object changed
pMarkedPath->SetChanged();
pMarkedPath->BroadcastObjectChange();
}
if(0xffffffff != mnInsPointNum)
{
bInsPolyPoint = sal_True;
UnmarkAllPoints();
AdjustMarkHdl();
bRet = BegDragObj(rPnt, pOut, aHdl.GetHdl(mnInsPointNum), 0);
if (bRet)
{
aDragStat.SetMinMoved();
MovDragObj(rPnt);
}
}
else
{
delete pInsPointUndo;
pInsPointUndo = NULL;
}
}
return bRet;
}
sal_Bool SdrDragView::EndInsObjPoint(SdrCreateCmd eCmd)
{
if(IsInsObjPoint())
{
sal_uInt32 nNextPnt(mnInsPointNum);
Point aPnt(aDragStat.GetNow());
sal_Bool bOk=EndDragObj(sal_False);
if (bOk==sal_True && eCmd!=SDRCREATE_FORCEEND)
{
// Ret=True means: Action is over.
bOk=!(ImpBegInsObjPoint(sal_True, nNextPnt, aPnt, eCmd == SDRCREATE_NEXTOBJECT, pDragWin));
}
return bOk;
} else return sal_False;
}
sal_Bool SdrDragView::IsInsGluePointPossible() const
{
sal_Bool bRet=sal_False;
if (IsInsGluePointMode() && AreObjectsMarked())
{
if (GetMarkedObjectCount()==1)
{
// return sal_False, if only 1 object which is a connector.
const SdrObject* pObj=GetMarkedObjectByIndex(0);
if (!HAS_BASE(SdrEdgeObj,pObj))
{
bRet=sal_True;
}
}
else
{
bRet=sal_True;
}
}
return bRet;
}
sal_Bool SdrDragView::BegInsGluePoint(const Point& rPnt)
{
sal_Bool bRet=sal_False;
SdrObject* pObj;
SdrPageView* pPV;
sal_uIntPtr nMarkNum;
if (PickMarkedObj(rPnt,pObj,pPV,&nMarkNum,SDRSEARCH_PASS2BOUND))
{
BrkAction();
UnmarkAllGluePoints();
pInsPointUndo= dynamic_cast< SdrUndoGeoObj* >( GetModel()->GetSdrUndoFactory().CreateUndoGeoObject(*pObj) );
DBG_ASSERT( pInsPointUndo, "svx::SdrDragView::BegInsObjPoint(), could not create correct undo object!" );
XubString aStr(ImpGetResStr(STR_DragInsertGluePoint));
XubString aName; pObj->TakeObjNameSingul(aName);
aStr.SearchAndReplaceAscii("%1", aName);
aInsPointUndoStr=aStr;
SdrGluePointList* pGPL=pObj->ForceGluePointList();
if (pGPL!=NULL)
{
sal_uInt16 nGlueIdx=pGPL->Insert(SdrGluePoint());
SdrGluePoint& rGP=(*pGPL)[nGlueIdx];
sal_uInt16 nGlueId=rGP.GetId();
rGP.SetAbsolutePos(rPnt,*pObj);
SdrHdl* pHdl=NULL;
if (MarkGluePoint(pObj,nGlueId,pPV))
{
pHdl=GetGluePointHdl(pObj,nGlueId);
}
if (pHdl!=NULL && pHdl->GetKind()==HDL_GLUE && pHdl->GetObj()==pObj && pHdl->GetObjHdlNum()==nGlueId)
{
SetInsertGluePoint(sal_True);
bRet=BegDragObj(rPnt,NULL,pHdl,0);
if (bRet)
{
aDragStat.SetMinMoved();
MovDragObj(rPnt);
}
else
{
SetInsertGluePoint(sal_False);
delete pInsPointUndo;
pInsPointUndo=NULL;
}
}
else
{
OSL_FAIL("BegInsGluePoint(): GluePoint handle not found.");
}
}
else
{
// no glue points possible for this object (e. g. Edge)
SetInsertGluePoint(sal_False);
delete pInsPointUndo;
pInsPointUndo=NULL;
}
}
return bRet;
}
void SdrDragView::ShowDragObj()
{
if(mpCurrentSdrDragMethod && !aDragStat.IsShown())
{
for(sal_uInt32 a(0); a < PaintWindowCount(); a++)
{
SdrPaintWindow* pCandidate = GetPaintWindow(a);
sdr::overlay::OverlayManager* pOverlayManager = pCandidate->GetOverlayManager();
if(pOverlayManager)
{
mpCurrentSdrDragMethod->CreateOverlayGeometry(*pOverlayManager);
// #i101679# Force changed overlay to be shown
pOverlayManager->flush();
}
}
aDragStat.SetShown(sal_True);
}
}
void SdrDragView::HideDragObj()
{
if(mpCurrentSdrDragMethod && aDragStat.IsShown())
{
mpCurrentSdrDragMethod->destroyOverlayGeometry();
aDragStat.SetShown(sal_False);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void SdrDragView::SetNoDragXorPolys(sal_Bool bOn)
{
if (IsNoDragXorPolys()!=bOn)
{
const bool bDragging(mpCurrentSdrDragMethod);
const bool bShown(bDragging && aDragStat.IsShown());
if(bShown)
{
HideDragObj();
}
bNoDragXorPolys = bOn;
if(bDragging)
{
// force recreation of drag content
mpCurrentSdrDragMethod->resetSdrDragEntries();
}
if(bShown)
{
ShowDragObj();
}
}
}
void SdrDragView::SetDragStripes(sal_Bool bOn)
{
if (mpCurrentSdrDragMethod && aDragStat.IsShown())
{
HideDragObj();
bDragStripes=bOn;
ShowDragObj();
}
else
{
bDragStripes=bOn;
}
}
sal_Bool SdrDragView::IsOrthoDesired() const
{
if(mpCurrentSdrDragMethod && (IS_TYPE(SdrDragObjOwn, mpCurrentSdrDragMethod) || IS_TYPE(SdrDragResize, mpCurrentSdrDragMethod)))
{
return bOrthoDesiredOnMarked;
}
return sal_False;
}
void SdrDragView::SetMarkHandles()
{
if( pDragHdl )
pDragHdl = 0;
SdrExchangeView::SetMarkHandles();
}
void SdrDragView::SetSolidDragging(bool bOn)
{
if((bool)mbSolidDragging != bOn)
{
mbSolidDragging = bOn;
}
}
bool SdrDragView::IsSolidDragging() const
{
// allow each user to disable by having a local setting, but using AND for
// checking allowance
return mbSolidDragging && getOptionsDrawinglayer().IsSolidDragCreate();
}
// eof
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */