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libreoffice/svx/source/svdraw/svdopath.cxx
2003-03-27 14:06:05 +00:00

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/*************************************************************************
*
* $RCSfile: svdopath.cxx,v $
*
* $Revision: 1.23 $
*
* last change: $Author: hr $ $Date: 2003-03-27 15:04:34 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include <tools/bigint.hxx>
#include "svdopath.hxx"
#include <math.h>
#include "xpool.hxx"
#include "xpoly.hxx"
#include "xoutx.hxx"
#include "svdxout.hxx"
#include "svdattr.hxx"
#include "svdtouch.hxx"
#include "svdtrans.hxx"
#include "svdio.hxx"
#include "svdetc.hxx"
#include "svddrag.hxx"
#include "svdmodel.hxx"
#include "svdpage.hxx"
#include "svdhdl.hxx"
//#include "svdosmrt.hxx"
#include "svdview.hxx" // fuer MovCreate bei Freihandlinien
#include "svdglob.hxx" // Stringcache
#include "svdstr.hrc" // Objektname
#ifdef _MSC_VER
#pragma optimize ("",off)
#endif
#include "xlnwtit.hxx"
#include "xlnclit.hxx"
#include "xflclit.hxx"
#include "svdogrp.hxx"
#ifndef _SVX_XLNTRIT_HXX
#include "xlntrit.hxx"
#endif
#ifndef _SV_SALBTYPE_HXX
#include <vcl/salbtype.hxx> // FRound
#endif
#ifndef _SVX_SVDOIMP_HXX
#include "svdoimp.hxx"
#endif
// #104018# replace macros above with type-safe methods
inline sal_Int32 ImplTwipsToMM(sal_Int32 nVal) { return ((nVal * 127 + 36) / 72); }
inline sal_Int32 ImplMMToTwips(sal_Int32 nVal) { return ((nVal * 72 + 63) / 127); }
inline double ImplTwipsToMM(double fVal) { return (fVal * (127.0 / 72.0)); }
inline double ImplMMToTwips(double fVal) { return (fVal * (72.0 / 127.0)); }
/*************************************************************************/
#define SVDOPATH_INITSIZE 20
#define SVDOPATH_RESIZE 20
/*************************************************************************/
SdrPathObjGeoData::SdrPathObjGeoData()
{
}
SdrPathObjGeoData::~SdrPathObjGeoData()
{
}
TYPEINIT1(SdrPathObj,SdrTextObj);
SdrPathObj::SdrPathObj(SdrObjKind eNewKind)
{
eKind=eNewKind;
bClosedObj=IsClosed();
bCreating=FALSE;
}
SdrPathObj::SdrPathObj(SdrObjKind eNewKind, const XPolyPolygon& rPathPoly)
{
eKind=eNewKind;
bClosedObj=IsClosed();
// #104640# Set local XPolyPolygon with open/close correction
NbcSetPathPoly(rPathPoly);
bCreating=FALSE;
ImpForceKind();
}
SdrPathObj::SdrPathObj(const Point& rPt1, const Point& rPt2)
{
eKind=OBJ_LINE;
XPolygon aXP(2);
aXP[0]=rPt1;
aXP[1]=rPt2;
aPathPolygon.Insert(aXP);
bClosedObj=FALSE;
bCreating=FALSE;
ImpForceLineWink();
}
SdrPathObj::~SdrPathObj()
{
}
FASTBOOL SdrPathObj::FindPolyPnt(USHORT nAbsPnt, USHORT& rPolyNum,
USHORT& rPointNum, FASTBOOL bAllPoints) const
{
USHORT nPolyCnt=aPathPolygon.Count();
USHORT nPoly=0;
FASTBOOL bClosed=IsClosed();
nAbsPnt+=1;
while (nPoly<nPolyCnt) {
const XPolygon& rXPoly = aPathPolygon[nPoly];
USHORT nPnt=0;
USHORT nCnt=0;
USHORT nPntCnt=rXPoly.GetPointCount();
// geschlossen? Dann Endpunkt=Startpunkt
if (bClosed && nPntCnt>1) nPntCnt--;
while (nPnt<nPntCnt) {
if (bAllPoints || rXPoly.GetFlags(nPnt)!=XPOLY_CONTROL) nCnt++;
if (nCnt==nAbsPnt) {
rPolyNum=nPoly;
rPointNum=nPnt;
return TRUE;
}
nPnt++;
}
nAbsPnt-=nCnt;
nPoly++;
}
return FALSE;
}
void SdrPathObj::ImpForceLineWink()
{
if (aPathPolygon.Count()==1 && aPathPolygon[0].GetPointCount()==2 && eKind==OBJ_LINE) {
Point aDelt(aPathPolygon[0][1]);
aDelt-=aPathPolygon[0][0];
aGeo.nDrehWink=GetAngle(aDelt);
aGeo.nShearWink=0;
aGeo.RecalcSinCos();
aGeo.RecalcTan();
// #101412# for SdrTextObj, keep aRect up to date
aRect = Rectangle(aPathPolygon[0][0], aPathPolygon[0][1]);
aRect.Justify();
}
}
void SdrPathObj::ImpForceKind()
{
if (eKind==OBJ_PATHPLIN) eKind=OBJ_PLIN;
if (eKind==OBJ_PATHPOLY) eKind=OBJ_POLY;
USHORT nPolyAnz=aPathPolygon.Count();
USHORT nPoly1PointAnz=nPolyAnz==0 ? 0 : aPathPolygon[0].GetPointCount();
FASTBOOL bHasCtrl=FALSE;
FASTBOOL bHasLine=FALSE; // gemischt wird jedoch z.Zt. nicht in eKind festgehalten
for (USHORT nPolyNum=0; nPolyNum<nPolyAnz && (!bHasCtrl || !bHasLine); nPolyNum++) {
const XPolygon& rPoly=aPathPolygon[nPolyNum];
USHORT nPointAnz=rPoly.GetPointCount();
for (USHORT nPointNum=0; nPointNum<nPointAnz && (!bHasCtrl || !bHasLine); nPointNum++) {
if (rPoly.IsControl(nPointNum)) bHasCtrl=TRUE;
if (nPointNum+1<nPointAnz && !rPoly.IsControl(nPointNum) && !rPoly.IsControl(nPointNum+1)) bHasLine=TRUE;
}
}
if (!bHasCtrl) {
switch (eKind) {
case OBJ_PATHLINE: eKind=OBJ_PLIN; break;
case OBJ_FREELINE: eKind=OBJ_PLIN; break;
case OBJ_PATHFILL: eKind=OBJ_POLY; break;
case OBJ_FREEFILL: eKind=OBJ_POLY; break;
}
} else {
switch (eKind) {
case OBJ_LINE: eKind=OBJ_PATHLINE; break;
case OBJ_PLIN: eKind=OBJ_PATHLINE; break;
case OBJ_POLY: eKind=OBJ_PATHFILL; break;
}
}
if (eKind==OBJ_LINE && (nPolyAnz!=1 || nPoly1PointAnz!=2)) eKind=OBJ_PLIN;
if (eKind==OBJ_PLIN && (nPolyAnz==1 && nPoly1PointAnz==2)) eKind=OBJ_LINE;
bClosedObj=IsClosed();
if (eKind==OBJ_LINE)
{
ImpForceLineWink();
}
else
{
// #i10659#, similar to #101412# but for polys with more than 2 points.
//
// Here i again need to fix something, because when Path-Polys are Copy-Pasted
// between Apps with different measurements (e.g. 100TH_MM and TWIPS) there is
// a scaling loop started from SdrExchangeView::Paste. This is principally nothing
// wrong, but aRect is wrong here and not even updated by RecalcSnapRect(). If
// this is the case, some size needs to be set here in aRect to avoid that the cyclus
// through Rect2Poly - Poly2Rect does something badly wrong since that cycle is
// BASED on aRect. That cycle is triggered in SdrTextObj::NbcResize() which is called
// from the local Resize() implementation.
//
// Basic problem is that the member aRect in SdrTextObj basically is a unrotated
// text rectangle for the text object itself and methods at SdrTextObj do handle it
// in that way. Many draw objects derived from SdrTextObj 'abuse' aRect as SnapRect
// which is basically wrong. To make the SdrText methods which deal with aRect directly
// work it is necessary to always keep aRect updated. This e.g. not done after a Clone()
// command for SdrPathObj. Since adding this update mechanism with #101412# to
// ImpForceLineWink() for lines was very successful, i add it to where ImpForceLineWink()
// was called, once here below and once on a 2nd place below.
// #i10659# for SdrTextObj, keep aRect up to date
aRect=aPathPolygon.GetBoundRect(); // fuer SdrTextObj
}
}
void SdrPathObj::ImpSetClosed(FASTBOOL bClose)
{
if (bClose) {
switch (eKind) {
case OBJ_LINE : eKind=OBJ_POLY; break;
case OBJ_PLIN : eKind=OBJ_POLY; break;
case OBJ_PATHLINE: eKind=OBJ_PATHFILL; break;
case OBJ_FREELINE: eKind=OBJ_FREEFILL; break;
case OBJ_SPLNLINE: eKind=OBJ_SPLNFILL; break;
}
// Nun das Poly noch schliessen
USHORT nPolyAnz=aPathPolygon.Count();
for (USHORT nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
XPolygon& rXP=aPathPolygon[nPolyNum];
USHORT nPntMax=rXP.GetPointCount();
if (nPntMax!=0) {
nPntMax--;
if (rXP[0]!=rXP[nPntMax]) {
rXP[nPntMax+1]=Point(rXP[0]);
}
}
}
bClosedObj=TRUE;
} else {
switch (eKind) {
case OBJ_POLY : eKind=OBJ_PLIN; break;
case OBJ_PATHFILL: eKind=OBJ_PATHLINE; break;
case OBJ_FREEFILL: eKind=OBJ_FREELINE; break;
case OBJ_SPLNFILL: eKind=OBJ_SPLNLINE; break;
}
bClosedObj=FALSE;
}
ImpForceKind();
}
void SdrPathObj::TakeObjInfo(SdrObjTransformInfoRec& rInfo) const
{
rInfo.bNoContortion=FALSE;
FASTBOOL bCanConv = !HasText() || ImpCanConvTextToCurve();
FASTBOOL bIsPath = IsBezier() || IsSpline();
rInfo.bEdgeRadiusAllowed = FALSE;
rInfo.bCanConvToPath = bCanConv && !bIsPath;
rInfo.bCanConvToPoly = bCanConv && bIsPath;
rInfo.bCanConvToContour = !IsFontwork() && (rInfo.bCanConvToPoly || LineGeometryUsageIsNecessary());
}
UINT16 SdrPathObj::GetObjIdentifier() const
{
return USHORT(eKind);
}
void SdrPathObj::RecalcBoundRect()
{
aOutRect=GetSnapRect();
long nLineWdt=ImpGetLineWdt();
if (!IsClosed()) { // ggf. Linienenden beruecksichtigen
long nLEndWdt=ImpGetLineEndAdd();
if (nLEndWdt>nLineWdt) nLineWdt=nLEndWdt;
}
if (nLineWdt!=0) {
aOutRect.Left ()-=nLineWdt;
aOutRect.Top ()-=nLineWdt;
aOutRect.Right ()+=nLineWdt;
aOutRect.Bottom()+=nLineWdt;
}
ImpAddShadowToBoundRect();
ImpAddTextToBoundRect();
}
FASTBOOL SdrPathObj::Paint(ExtOutputDevice& rXOut, const SdrPaintInfoRec& rInfoRec) const
{
// Hidden objects on masterpages, draw nothing
if((rInfoRec.nPaintMode & SDRPAINTMODE_MASTERPAGE) && bNotVisibleAsMaster)
return TRUE;
BOOL bHideContour(IsHideContour());
BOOL bIsFillDraft(0 != (rInfoRec.nPaintMode & SDRPAINTMODE_DRAFTFILL));
BOOL bIsLineDraft(0 != (rInfoRec.nPaintMode & SDRPAINTMODE_DRAFTLINE));
// prepare ItemSet of this object
const SfxItemSet& rSet = GetItemSet();
// perepare ItemSet to avoid old XOut line drawing
SfxItemSet aEmptySet(*rSet.GetPool());
aEmptySet.Put(XLineStyleItem(XLINE_NONE));
aEmptySet.Put(XFillStyleItem(XFILL_NONE));
// #103692# prepare ItemSet for shadow fill attributes
SfxItemSet aShadowSet(rSet);
// prepare line geometry
::std::auto_ptr< SdrLineGeometry > pLineGeometry( ImpPrepareLineGeometry(rXOut, rSet, bIsLineDraft) );
// Shadows
if (!bHideContour && ImpSetShadowAttributes(rSet, aShadowSet))
{
if( !IsClosed() || bIsFillDraft )
rXOut.SetFillAttr(aEmptySet);
else
rXOut.SetFillAttr(aShadowSet);
UINT32 nXDist=((SdrShadowXDistItem&)(rSet.Get(SDRATTR_SHADOWXDIST))).GetValue();
UINT32 nYDist=((SdrShadowYDistItem&)(rSet.Get(SDRATTR_SHADOWYDIST))).GetValue();
XPolyPolygon aTmpXPoly(aPathPolygon);
aTmpXPoly.Move(nXDist,nYDist);
// avoid shadow line drawing in XOut
rXOut.SetLineAttr(aEmptySet);
if (!IsClosed()) {
USHORT nPolyAnz=aTmpXPoly.Count();
for (USHORT nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
rXOut.DrawXPolyLine(aTmpXPoly.GetObject(nPolyNum));
}
} else {
// #100127# Output original geometry for metafiles
ImpGraphicFill aFill( *this, rXOut, aShadowSet, true );
rXOut.DrawXPolyPolygon(aTmpXPoly);
}
// new shadow line drawing
if( pLineGeometry.get() )
{
// draw the line geometry
ImpDrawShadowLineGeometry(rXOut, rSet, *pLineGeometry);
}
}
// Before here the LineAttr were set: if(pLineAttr) rXOut.SetLineAttr(*pLineAttr);
// avoid line drawing in XOut
rXOut.SetLineAttr(aEmptySet);
rXOut.SetFillAttr( bIsFillDraft || !IsClosed() ? aEmptySet : rSet );
if( !bHideContour )
{
if( IsClosed() )
{
// #100127# Output original geometry for metafiles
ImpGraphicFill aFill( *this, rXOut, bIsFillDraft || !IsClosed() ? aEmptySet : rSet );
rXOut.DrawXPolyPolygon(aPathPolygon);
}
// Own line drawing
if( pLineGeometry.get() )
{
// draw the line geometry
ImpDrawColorLineGeometry(rXOut, rSet, *pLineGeometry);
}
}
FASTBOOL bOk=TRUE;
if (HasText()) {
bOk=SdrTextObj::Paint(rXOut,rInfoRec);
}
if (bOk && (rInfoRec.nPaintMode & SDRPAINTMODE_GLUEPOINTS) !=0) {
bOk=PaintGluePoints(rXOut,rInfoRec);
}
return bOk;
}
SdrObject* SdrPathObj::CheckHit(const Point& rPnt, USHORT nTol, const SetOfByte* pVisiLayer) const
{
if (pVisiLayer!=NULL && !pVisiLayer->IsSet(nLayerId)) return NULL;
INT32 nMyTol=nTol;
FASTBOOL bFilled=IsClosed() && (bTextFrame || HasFill());
INT32 nWdt=ImpGetLineWdt()/2; // Halbe Strichstaerke
if (nWdt>nMyTol) nMyTol=nWdt; // Bei dicker Linie keine Toleranz noetig
Rectangle aR(rPnt,rPnt);
aR.Left() -=nMyTol;
aR.Right() +=nMyTol;
aR.Top() -=nMyTol;
aR.Bottom()+=nMyTol;
FASTBOOL bHit=FALSE;
unsigned nPolyAnz=aPathPolygon.Count();
if (bFilled) {
PolyPolygon aPP;
for (unsigned nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
aPP.Insert(XOutCreatePolygon(aPathPolygon[nPolyNum],NULL));
}
bHit=IsRectTouchesPoly(aPP,aR);
} else {
for (unsigned nPolyNum=0; nPolyNum<nPolyAnz && !bHit; nPolyNum++) {
Polygon aPoly(XOutCreatePolygon(aPathPolygon[nPolyNum],NULL));
bHit=IsRectTouchesLine(aPoly,aR);
}
}
if (!bHit && !IsTextFrame() && HasText()) {
bHit=SdrTextObj::CheckHit(rPnt,nTol,pVisiLayer)!=NULL;
}
return bHit ? (SdrObject*)this : NULL;
}
void SdrPathObj::operator=(const SdrObject& rObj)
{
SdrTextObj::operator=(rObj);
SdrPathObj& rPath=(SdrPathObj&)rObj;
aPathPolygon=rPath.aPathPolygon;
}
void SdrPathObj::TakeObjNameSingul(XubString& rName) const
{
if (eKind==OBJ_LINE) {
USHORT nId=STR_ObjNameSingulLINE;
if (aPathPolygon.Count()==1 && aPathPolygon[0].GetPointCount()==2) {
Point aP1(aPathPolygon[0][0]);
Point aP2(aPathPolygon[0][1]);
if (aP1!=aP2) {
if (aP1.Y()==aP2.Y()) {
nId=STR_ObjNameSingulLINE_Hori;
} else if (aP1.X()==aP2.X()) {
nId=STR_ObjNameSingulLINE_Vert;
} else {
long dx=aP1.X()-aP2.X(); dx=Abs(dx);
long dy=aP1.Y()-aP2.Y(); dy=Abs(dy);
if (dx==dy) {
nId=STR_ObjNameSingulLINE_Diag;
}
}
}
}
rName=ImpGetResStr(nId);
} else if (eKind==OBJ_PLIN || eKind==OBJ_POLY) {
FASTBOOL bClosed=eKind==OBJ_POLY;
USHORT nId=0;
if (bCreating) { // z.Zt. Create
if (bClosed) {
nId=STR_ObjNameSingulPOLY;
} else {
nId=STR_ObjNameSingulPLIN;
}
rName=ImpGetResStr(nId);
} else { // sonst Punkteanzahl bestimmen
ULONG nPntAnz=0;
USHORT nPolyAnz=aPathPolygon.Count();
for (USHORT nPoly=0; nPoly<nPolyAnz; nPoly++) {
USHORT n=aPathPolygon[nPoly].GetPointCount();
if (n>1 && bClosed) n--;
nPntAnz+=n;
}
if (bClosed) {
nId=STR_ObjNameSingulPOLY_PntAnz;
} else {
nId=STR_ObjNameSingulPLIN_PntAnz;
}
rName = ImpGetResStr(nId);
UINT16 nPos = rName.SearchAscii("%N");
if(nPos != STRING_NOTFOUND)
{
rName.Erase(nPos, 2);
rName.Insert(UniString::CreateFromInt32(nPntAnz), nPos);
}
}
} else {
switch (eKind) {
case OBJ_PATHLINE: rName=ImpGetResStr(STR_ObjNameSingulPATHLINE); break;
case OBJ_FREELINE: rName=ImpGetResStr(STR_ObjNameSingulFREELINE); break;
case OBJ_SPLNLINE: rName=ImpGetResStr(STR_ObjNameSingulNATSPLN); break;
case OBJ_PATHFILL: rName=ImpGetResStr(STR_ObjNameSingulPATHFILL); break;
case OBJ_FREEFILL: rName=ImpGetResStr(STR_ObjNameSingulFREEFILL); break;
case OBJ_SPLNFILL: rName=ImpGetResStr(STR_ObjNameSingulPERSPLN); break;
}
}
String aName( GetName() );
if(aName.Len())
{
rName += sal_Unicode(' ');
rName += sal_Unicode('\'');
rName += aName;
rName += sal_Unicode('\'');
}
}
void SdrPathObj::TakeObjNamePlural(XubString& rName) const
{
switch (eKind) {
case OBJ_LINE : rName=ImpGetResStr(STR_ObjNamePluralLINE ); break;
case OBJ_PLIN : rName=ImpGetResStr(STR_ObjNamePluralPLIN ); break;
case OBJ_POLY : rName=ImpGetResStr(STR_ObjNamePluralPOLY ); break;
case OBJ_PATHLINE: rName=ImpGetResStr(STR_ObjNamePluralPATHLINE); break;
case OBJ_FREELINE: rName=ImpGetResStr(STR_ObjNamePluralFREELINE); break;
case OBJ_SPLNLINE: rName=ImpGetResStr(STR_ObjNamePluralNATSPLN); break;
case OBJ_PATHFILL: rName=ImpGetResStr(STR_ObjNamePluralPATHFILL); break;
case OBJ_FREEFILL: rName=ImpGetResStr(STR_ObjNamePluralFREEFILL); break;
case OBJ_SPLNFILL: rName=ImpGetResStr(STR_ObjNamePluralPERSPLN); break;
}
}
void SdrPathObj::TakeXorPoly(XPolyPolygon& rXPolyPoly, FASTBOOL bDetail) const
{
rXPolyPoly=aPathPolygon;
}
void SdrPathObj::TakeContour(XPolyPolygon& rPoly) const
{
// am 14.1.97 wg. Umstellung TakeContour ueber Mtf und Paint. Joe.
SdrTextObj::TakeContour(rPoly);
}
void SdrPathObj::TakeContour(XPolyPolygon& rXPoly, SdrContourType eType) const
{
}
USHORT SdrPathObj::GetHdlCount() const
{
USHORT i,j;
USHORT nCnt=0;
USHORT nPolyCnt=aPathPolygon.Count();
FASTBOOL bClosed=IsClosed();
for (i=0; i<nPolyCnt; i++) {
const XPolygon& rXPoly=aPathPolygon[i];
USHORT nPntCnt=rXPoly.GetPointCount();
// Polygon geschlossen? Dann Endpunkt = Startpunkt
if (bClosed && nPntCnt>1) nPntCnt--;
for (j=0; j<nPntCnt; j++)
if (rXPoly.GetFlags(j)!=XPOLY_CONTROL) nCnt++;
}
return nCnt;
}
SdrHdl* SdrPathObj::GetHdl(USHORT nHdlNum) const
{
SdrHdl* pHdl=NULL;
USHORT nPoly,nPnt;
if (FindPolyPnt(nHdlNum,nPoly,nPnt,FALSE)) {
pHdl=new SdrHdl(aPathPolygon[nPoly][nPnt],HDL_POLY);
pHdl->SetPolyNum(nPoly);
pHdl->SetPointNum(nPnt);
pHdl->SetSourceHdlNum(nHdlNum);
pHdl->Set1PixMore(nPnt==0);
}
return pHdl;
}
void SdrPathObj::AddToHdlList(SdrHdlList& rHdlList) const
{
USHORT nCnt=GetHdlCount();
USHORT nPolyCnt=aPathPolygon.Count();
FASTBOOL bClosed=IsClosed();
USHORT nIdx=0;
for (USHORT i=0; i<nPolyCnt; i++) {
const XPolygon& rXPoly=aPathPolygon.GetObject(i);
USHORT nPntCnt=rXPoly.GetPointCount();
if (bClosed && nPntCnt>1) nPntCnt--;
for (USHORT j=0; j<nPntCnt; j++) {
if (rXPoly.GetFlags(j)!=XPOLY_CONTROL) {
const Point& rPnt=rXPoly[j];
SdrHdl* pHdl=new SdrHdl(rPnt,HDL_POLY);
pHdl->SetPolyNum(i);
pHdl->SetPointNum(j);
pHdl->Set1PixMore(j==0);
pHdl->SetSourceHdlNum(nIdx);
nIdx++;
rHdlList.AddHdl(pHdl);
}
}
}
}
USHORT SdrPathObj::GetPlusHdlCount(const SdrHdl& rHdl) const
{
USHORT nCnt=0;
USHORT nPnt=rHdl.GetPointNum();
USHORT nPolyNum=rHdl.GetPolyNum();
if (nPolyNum<aPathPolygon.Count()) {
const XPolygon& rXPoly=aPathPolygon[nPolyNum];
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax>0) {
nPntMax--;
if (nPnt<=nPntMax) {
if (rXPoly.GetFlags(nPnt)!=XPOLY_CONTROL) {
if (nPnt==0 && IsClosed()) nPnt=nPntMax;
if (nPnt>0 && rXPoly.GetFlags(nPnt-1)==XPOLY_CONTROL) nCnt++;
if (nPnt==nPntMax && IsClosed()) nPnt=0;
if (nPnt<nPntMax && rXPoly.GetFlags(nPnt+1)==XPOLY_CONTROL) nCnt++;
}
}
}
}
return nCnt;
}
SdrHdl* SdrPathObj::GetPlusHdl(const SdrHdl& rHdl, USHORT nPlusNum) const
{
SdrHdl* pHdl=NULL;
USHORT nPnt=rHdl.GetPointNum();
USHORT nPolyNum=rHdl.GetPolyNum();
if (nPolyNum<aPathPolygon.Count()) {
const XPolygon& rXPoly=aPathPolygon[nPolyNum];
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax>0) {
nPntMax--;
if (nPnt<=nPntMax) {
pHdl=new SdrHdlBezWgt(&rHdl);
pHdl->SetPolyNum(rHdl.GetPolyNum());
if (nPnt==0 && IsClosed()) nPnt=nPntMax;
if (nPnt>0 && rXPoly.GetFlags(nPnt-1)==XPOLY_CONTROL && nPlusNum==0) {
pHdl->SetPos(rXPoly[nPnt-1]);
pHdl->SetPointNum(nPnt-1);
} else {
if (nPnt==nPntMax && IsClosed()) nPnt=0;
if (nPnt<rXPoly.GetPointCount()-1 && rXPoly.GetFlags(nPnt+1)==XPOLY_CONTROL) {
pHdl->SetPos(rXPoly[nPnt+1]);
pHdl->SetPointNum(nPnt+1);
}
}
pHdl->SetSourceHdlNum(rHdl.GetSourceHdlNum());
pHdl->SetPlusHdl(TRUE);
}
}
}
return pHdl;
}
FASTBOOL SdrPathObj::HasSpecialDrag() const
{
return TRUE;
}
inline USHORT GetPrevPnt(USHORT nPnt, USHORT nPntMax, FASTBOOL bClosed)
{
if (nPnt>0) {
nPnt--;
} else {
nPnt=nPntMax;
if (bClosed) nPnt--;
}
return nPnt;
}
inline USHORT GetNextPnt(USHORT nPnt, USHORT nPntMax, FASTBOOL bClosed)
{
nPnt++;
if (nPnt>nPntMax || (bClosed && nPnt>=nPntMax)) nPnt=0;
return nPnt;
}
class ImpSdrPathDragData
{
public:
XPolygon aXP; // Ausschnitt aud dem Originalpolygon
FASTBOOL bValid; // FALSE = zu wenig Punkte
FASTBOOL bClosed; // geschlossenes Objekt?
USHORT nPoly; // Nummer des Polygons im PolyPolygon
USHORT nPnt; // Punktnummer innerhalb des obigen Polygons
USHORT nPntAnz; // Punktanzahl des Polygons
USHORT nPntMax; // Maximaler Index
FASTBOOL bBegPnt; // Gedraggter Punkt ist der Anfangspunkt einer Polyline
FASTBOOL bEndPnt; // Gedraggter Punkt ist der Endpunkt einer Polyline
USHORT nPrevPnt; // Index des vorherigen Punkts
USHORT nNextPnt; // Index des naechsten Punkts
FASTBOOL bPrevIsBegPnt; // Vorheriger Punkt ist Anfangspunkt einer Polyline
FASTBOOL bNextIsEndPnt; // Folgepunkt ist Endpunkt einer Polyline
USHORT nPrevPrevPnt; // Index des vorvorherigen Punkts
USHORT nNextNextPnt; // Index des uebernaechsten Punkts
FASTBOOL bControl; // Punkt ist ein Kontrollpunkt
FASTBOOL bIsPrevControl; // Punkt ist Kontrollpunkt vor einem Stuetzpunkt
FASTBOOL bIsNextControl; // Punkt ist Kontrollpunkt hinter einem Stuetzpunkt
FASTBOOL bPrevIsControl; // Falls nPnt ein StPnt: Davor ist ein Kontrollpunkt
FASTBOOL bNextIsControl; // Falls nPnt ein StPnt: Dahinter ist ein Kontrollpunkt
USHORT nPrevPrevPnt0;
USHORT nPrevPnt0;
USHORT nPnt0;
USHORT nNextPnt0;
USHORT nNextNextPnt0;
FASTBOOL bEliminate; // Punkt loeschen? (wird von MovDrag gesetzt)
// ##
BOOL mbMultiPointDrag;
const XPolyPolygon& mrOrig;
XPolyPolygon maMove;
Container maHandles;
public:
ImpSdrPathDragData(const SdrPathObj& rPO, const SdrHdl& rHdl, BOOL bMuPoDr, const SdrDragStat& rDrag);
void ResetPoly(const SdrPathObj& rPO);
BOOL IsMultiPointDrag() const { return mbMultiPointDrag; }
};
ImpSdrPathDragData::ImpSdrPathDragData(const SdrPathObj& rPO, const SdrHdl& rHdl, BOOL bMuPoDr, const SdrDragStat& rDrag)
: aXP(5),
mbMultiPointDrag(bMuPoDr),
mrOrig(rPO.GetPathPoly()),
maHandles(0)
{
if(mbMultiPointDrag)
{
const SdrMarkView& rMarkView = *rDrag.GetView();
const SdrHdlList& rHdlList = rMarkView.GetHdlList();
const sal_uInt32 nHdlCount = rHdlList.GetHdlCount();
for(sal_uInt32 a(0); a < nHdlCount; a++)
{
SdrHdl* pTestHdl = rHdlList.GetHdl(a);
if(pTestHdl
&& pTestHdl->IsSelected()
&& pTestHdl->GetObj() == (SdrObject*)&rPO)
{
maHandles.Insert(pTestHdl, CONTAINER_APPEND);
}
}
maMove = mrOrig;
bValid = TRUE;
}
else
{
bValid=FALSE;
bClosed=rPO.IsClosed(); // geschlossenes Objekt?
nPoly=rHdl.GetPolyNum(); // Nummer des Polygons im PolyPolygon
nPnt=rHdl.GetPointNum(); // Punktnummer innerhalb des obigen Polygons
const XPolygon& rXP=rPO.aPathPolygon[nPoly]; // Referenz auf das Polygon
nPntAnz=rXP.GetPointCount(); // Punktanzahl des Polygons
if (nPntAnz==0 || (bClosed && nPntAnz==1)) return; // min. 1Pt bei Line, min. 2 bei Polygon
nPntMax=nPntAnz-1; // Maximaler Index
bBegPnt=!bClosed && nPnt==0; // Gedraggter Punkt ist der Anfangspunkt einer Polyline
bEndPnt=!bClosed && nPnt==nPntMax; // Gedraggter Punkt ist der Endpunkt einer Polyline
if (bClosed && nPntAnz<=3) { // Falls Polygon auch nur eine Linie ist
bBegPnt=(nPntAnz<3) || nPnt==0;
bEndPnt=(nPntAnz<3) || nPnt==nPntMax-1;
}
nPrevPnt=nPnt; // Index des vorherigen Punkts
nNextPnt=nPnt; // Index des naechsten Punkts
if (!bBegPnt) nPrevPnt=GetPrevPnt(nPnt,nPntMax,bClosed);
if (!bEndPnt) nNextPnt=GetNextPnt(nPnt,nPntMax,bClosed);
bPrevIsBegPnt=bBegPnt || (!bClosed && nPrevPnt==0);
bNextIsEndPnt=bEndPnt || (!bClosed && nNextPnt==nPntMax);
nPrevPrevPnt=nPnt; // Index des vorvorherigen Punkts
nNextNextPnt=nPnt; // Index des uebernaechsten Punkts
if (!bPrevIsBegPnt) nPrevPrevPnt=GetPrevPnt(nPrevPnt,nPntMax,bClosed);
if (!bNextIsEndPnt) nNextNextPnt=GetNextPnt(nNextPnt,nPntMax,bClosed);
bControl=rHdl.IsPlusHdl(); // Punkt ist ein Kontrollpunkt
bIsPrevControl=FALSE; // Punkt ist Kontrollpunkt vor einem Stuetzpunkt
bIsNextControl=FALSE; // Punkt ist Kontrollpunkt hinter einem Stuetzpunkt
bPrevIsControl=FALSE; // Falls nPnt ein StPnt: Davor ist ein Kontrollpunkt
bNextIsControl=FALSE; // Falls nPnt ein StPnt: Dahinter ist ein Kontrollpunkt
if (bControl) {
bIsPrevControl=rXP.IsControl(nPrevPnt);
bIsNextControl=!bIsPrevControl;
} else {
bPrevIsControl=!bBegPnt && !bPrevIsBegPnt && rXP.GetFlags(nPrevPnt)==XPOLY_CONTROL;
bNextIsControl=!bEndPnt && !bNextIsEndPnt && rXP.GetFlags(nNextPnt)==XPOLY_CONTROL;
}
nPrevPrevPnt0=nPrevPrevPnt;
nPrevPnt0 =nPrevPnt;
nPnt0 =nPnt;
nNextPnt0 =nNextPnt;
nNextNextPnt0=nNextNextPnt;
nPrevPrevPnt=0;
nPrevPnt=1;
nPnt=2;
nNextPnt=3;
nNextNextPnt=4;
bEliminate=FALSE;
ResetPoly(rPO);
bValid=TRUE;
}
}
void ImpSdrPathDragData::ResetPoly(const SdrPathObj& rPO)
{
const XPolygon& rXP=rPO.aPathPolygon[nPoly]; // Referenz auf das Polygon
aXP[0]=rXP[nPrevPrevPnt0]; aXP.SetFlags(0,rXP.GetFlags(nPrevPrevPnt0));
aXP[1]=rXP[nPrevPnt0]; aXP.SetFlags(1,rXP.GetFlags(nPrevPnt0));
aXP[2]=rXP[nPnt0]; aXP.SetFlags(2,rXP.GetFlags(nPnt0));
aXP[3]=rXP[nNextPnt0]; aXP.SetFlags(3,rXP.GetFlags(nNextPnt0));
aXP[4]=rXP[nNextNextPnt0]; aXP.SetFlags(4,rXP.GetFlags(nNextNextPnt0));
}
class ImpPathCreateUser
{
public:
Point aBezControl0;
Point aBezStart;
Point aBezCtrl1;
Point aBezCtrl2;
Point aBezEnd;
Point aCircStart;
Point aCircEnd;
Point aCircCenter;
Point aLineStart;
Point aLineEnd;
Point aRectP1;
Point aRectP2;
Point aRectP3;
long nCircRadius;
long nCircStWink;
long nCircRelWink;
FASTBOOL bBezier;
FASTBOOL bBezHasCtrl0;
FASTBOOL bCurve;
FASTBOOL bCircle;
FASTBOOL bAngleSnap;
FASTBOOL bLine;
FASTBOOL bLine90;
FASTBOOL bRect;
FASTBOOL bMixedCreate;
USHORT nBezierStartPoint;
SdrObjKind eStartKind;
SdrObjKind eAktKind;
public:
ImpPathCreateUser(): nCircRadius(0),nCircStWink(0),nCircRelWink(0),
bBezier(FALSE),bBezHasCtrl0(FALSE),bCurve(FALSE),bCircle(FALSE),bAngleSnap(FALSE),bLine(FALSE),bLine90(FALSE),bRect(FALSE),
bMixedCreate(FALSE),nBezierStartPoint(0),eStartKind(OBJ_NONE),eAktKind(OBJ_NONE) { }
void ResetFormFlags() { bBezier=FALSE; bCurve=FALSE; bCircle=FALSE; bLine=FALSE; bRect=FALSE; }
FASTBOOL IsFormFlag() const { return bBezier || bCurve || bCircle || bLine || bRect; }
XPolygon GetFormPoly() const;
FASTBOOL CalcBezier(const Point& rP1, const Point& rP2, const Point& rDir, FASTBOOL bMouseDown, SdrView* pView);
XPolygon GetBezierPoly() const;
FASTBOOL CalcCurve(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView) { return FALSE; }
XPolygon GetCurvePoly() const { return XPolygon(); }
FASTBOOL CalcCircle(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView);
XPolygon GetCirclePoly() const;
FASTBOOL CalcLine(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView);
Point CalcLine(const Point& rCsr, long nDirX, long nDirY, SdrView* pView) const;
XPolygon GetLinePoly() const;
FASTBOOL CalcRect(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView);
XPolygon GetRectPoly() const;
};
XPolygon ImpPathCreateUser::GetFormPoly() const
{
if (bBezier) return GetBezierPoly();
if (bCurve) return GetCurvePoly();
if (bCircle) return GetCirclePoly();
if (bLine) return GetLinePoly();
if (bRect) return GetRectPoly();
return XPolygon();
}
FASTBOOL ImpPathCreateUser::CalcBezier(const Point& rP1, const Point& rP2, const Point& rDir, FASTBOOL bMouseDown, SdrView* pView)
{
FASTBOOL bRet=TRUE;
aBezStart=rP1;
aBezCtrl1=rP1+rDir;
aBezCtrl2=rP2;
if (!bMouseDown) aBezEnd=rP2;
bBezier=bRet;
return bRet;
}
XPolygon ImpPathCreateUser::GetBezierPoly() const
{
XPolygon aXP(4);
aXP[0]=aBezStart; aXP.SetFlags(0,XPOLY_SMOOTH);
aXP[1]=aBezCtrl1; aXP.SetFlags(1,XPOLY_CONTROL);
aXP[2]=aBezCtrl2; aXP.SetFlags(2,XPOLY_CONTROL);
aXP[3]=aBezEnd;
return aXP;
}
FASTBOOL ImpPathCreateUser::CalcCircle(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView)
{
long nTangAngle=GetAngle(rDir);
aCircStart=rP1;
aCircEnd=rP2;
aCircCenter=rP1;
long dx=rP2.X()-rP1.X();
long dy=rP2.Y()-rP1.Y();
long dAngle=GetAngle(Point(dx,dy))-nTangAngle;
dAngle=NormAngle360(dAngle);
long nTmpAngle=NormAngle360(9000-dAngle);
FASTBOOL bRet=nTmpAngle!=9000 && nTmpAngle!=27000;
long nRad=0;
if (bRet) {
double cs=cos(nTmpAngle*nPi180);
double nR=(double)GetLen(Point(dx,dy))/cs/2;
nRad=Abs(Round(nR));
}
if (dAngle<18000) {
nCircStWink=NormAngle360(nTangAngle-9000);
nCircRelWink=NormAngle360(2*dAngle);
aCircCenter.X()+=Round(nRad*cos((nTangAngle+9000)*nPi180));
aCircCenter.Y()-=Round(nRad*sin((nTangAngle+9000)*nPi180));
} else {
nCircStWink=NormAngle360(nTangAngle+9000);
nCircRelWink=-NormAngle360(36000-2*dAngle);
aCircCenter.X()+=Round(nRad*cos((nTangAngle-9000)*nPi180));
aCircCenter.Y()-=Round(nRad*sin((nTangAngle-9000)*nPi180));
}
bAngleSnap=pView!=NULL && pView->IsAngleSnapEnabled();
if (bAngleSnap) {
long nSA=pView->GetSnapAngle();
if (nSA!=0) { // Winkelfang
FASTBOOL bNeg=nCircRelWink<0;
if (bNeg) nCircRelWink=-nCircRelWink;
nCircRelWink+=nSA/2;
nCircRelWink/=nSA;
nCircRelWink*=nSA;
nCircRelWink=NormAngle360(nCircRelWink);
if (bNeg) nCircRelWink=-nCircRelWink;
}
}
nCircRadius=nRad;
if (nRad==0 || Abs(nCircRelWink)<5) bRet=FALSE;
bCircle=bRet;
return bRet;
}
XPolygon ImpPathCreateUser::GetCirclePoly() const
{
if (nCircRelWink>=0) {
XPolygon aXP(aCircCenter,nCircRadius,nCircRadius,
USHORT((nCircStWink+5)/10),USHORT((nCircStWink+nCircRelWink+5)/10),FALSE);
aXP[0]=aCircStart; aXP.SetFlags(0,XPOLY_SMOOTH);
if (!bAngleSnap) aXP[aXP.GetPointCount()-1]=aCircEnd;
return aXP;
} else {
XPolygon aXP(aCircCenter,nCircRadius,nCircRadius,
USHORT(NormAngle360(nCircStWink+nCircRelWink+5)/10),USHORT((nCircStWink+5)/10),FALSE);
USHORT nAnz=aXP.GetPointCount();
for (USHORT nNum=nAnz/2; nNum>0;) {
nNum--; // XPoly Punktreihenfolge umkehren
USHORT n2=nAnz-nNum-1;
Point aPt(aXP[nNum]);
aXP[nNum]=aXP[n2];
aXP[n2]=aPt;
}
aXP[0]=aCircStart; aXP.SetFlags(0,XPOLY_SMOOTH);
if (!bAngleSnap) aXP[aXP.GetPointCount()-1]=aCircEnd;
return aXP;
}
}
Point ImpPathCreateUser::CalcLine(const Point& aCsr, long nDirX, long nDirY, SdrView* pView) const
{
long x=aCsr.X(),x1=x,x2=x;
long y=aCsr.Y(),y1=y,y2=y;
FASTBOOL bHLin=nDirY==0;
FASTBOOL bVLin=nDirX==0;
if (bHLin) y=0;
else if (bVLin) x=0;
else {
x1=BigMulDiv(y,nDirX,nDirY);
y2=BigMulDiv(x,nDirY,nDirX);
long l1=Abs(x1)+Abs(y1);
long l2=Abs(x2)+Abs(y2);
if (l1<=l2 !=(pView!=NULL && pView->IsBigOrtho())) {
x=x1; y=y1;
} else {
x=x2; y=y2;
}
}
return Point(x,y);
}
FASTBOOL ImpPathCreateUser::CalcLine(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView)
{
aLineStart=rP1;
aLineEnd=rP2;
bLine90=FALSE;
if (rP1==rP2 || (rDir.X()==0 && rDir.Y()==0)) { bLine=FALSE; return FALSE; }
Point aTmpPt(rP2-rP1);
long nDirX=rDir.X();
long nDirY=rDir.Y();
Point aP1(CalcLine(aTmpPt, nDirX, nDirY,pView)); aP1-=aTmpPt; long nQ1=Abs(aP1.X())+Abs(aP1.Y());
Point aP2(CalcLine(aTmpPt, nDirY,-nDirX,pView)); aP2-=aTmpPt; long nQ2=Abs(aP2.X())+Abs(aP2.Y());
if (pView!=NULL && pView->IsOrtho()) nQ1=0; // Ortho schaltet rechtwinklig aus
bLine90=nQ1>2*nQ2;
if (!bLine90) { // glatter Uebergang
aLineEnd+=aP1;
} else { // rechtwinkliger Uebergang
aLineEnd+=aP2;
}
bLine=TRUE;
return TRUE;
}
XPolygon ImpPathCreateUser::GetLinePoly() const
{
XPolygon aXP(2);
aXP[0]=aLineStart; if (!bLine90) aXP.SetFlags(0,XPOLY_SMOOTH);
aXP[1]=aLineEnd;
return aXP;
}
FASTBOOL ImpPathCreateUser::CalcRect(const Point& rP1, const Point& rP2, const Point& rDir, SdrView* pView)
{
aRectP1=rP1;
aRectP2=rP1;
aRectP3=rP2;
if (rP1==rP2 || (rDir.X()==0 && rDir.Y()==0)) { bRect=FALSE; return FALSE; }
Point aTmpPt(rP2-rP1);
long nDirX=rDir.X();
long nDirY=rDir.Y();
long x=aTmpPt.X();
long y=aTmpPt.Y();
FASTBOOL bHLin=nDirY==0;
FASTBOOL bVLin=nDirX==0;
if (bHLin) y=0;
else if (bVLin) x=0;
else {
y=BigMulDiv(x,nDirY,nDirX);
long nHypLen=aTmpPt.Y()-y;
long nTangAngle=-GetAngle(rDir);
// sin=g/h, g=h*sin
double a=nTangAngle*nPi180;
double sn=sin(a);
double cs=cos(a);
double nGKathLen=nHypLen*sn;
y+=Round(nGKathLen*sn);
x+=Round(nGKathLen*cs);
}
aRectP2.X()+=x;
aRectP2.Y()+=y;
if (pView!=NULL && pView->IsOrtho()) {
long dx1=aRectP2.X()-aRectP1.X(); long dx1a=Abs(dx1);
long dy1=aRectP2.Y()-aRectP1.Y(); long dy1a=Abs(dy1);
long dx2=aRectP3.X()-aRectP2.X(); long dx2a=Abs(dx2);
long dy2=aRectP3.Y()-aRectP2.Y(); long dy2a=Abs(dy2);
FASTBOOL b1MoreThan2=dx1a+dy1a>dx2a+dy2a;
if (b1MoreThan2 != pView->IsBigOrtho()) {
long xtemp=dy2a-dx1a; if (dx1<0) xtemp=-xtemp;
long ytemp=dx2a-dy1a; if (dy1<0) ytemp=-ytemp;
aRectP2.X()+=xtemp;
aRectP2.Y()+=ytemp;
aRectP3.X()+=xtemp;
aRectP3.Y()+=ytemp;
} else {
long xtemp=dy1a-dx2a; if (dx2<0) xtemp=-xtemp;
long ytemp=dx1a-dy2a; if (dy2<0) ytemp=-ytemp;
aRectP3.X()+=xtemp;
aRectP3.Y()+=ytemp;
}
}
bRect=TRUE;
return TRUE;
}
XPolygon ImpPathCreateUser::GetRectPoly() const
{
XPolygon aXP(3);
aXP[0]=aRectP1; aXP.SetFlags(0,XPOLY_SMOOTH);
aXP[1]=aRectP2;
if (aRectP3!=aRectP2) aXP[2]=aRectP3;
return aXP;
}
FASTBOOL SdrPathObj::BegDrag(SdrDragStat& rDrag) const
{
const SdrHdl* pHdl=rDrag.GetHdl();
if(!pHdl)
return FALSE;
BOOL bMultiPointDrag(TRUE);
if(aPathPolygon[pHdl->GetPolyNum()].IsControl(pHdl->GetPointNum()))
bMultiPointDrag = FALSE;
if(bMultiPointDrag)
{
const SdrMarkView& rMarkView = *rDrag.GetView();
const SdrHdlList& rHdlList = rMarkView.GetHdlList();
const sal_uInt32 nHdlCount = rHdlList.GetHdlCount();
sal_uInt32 nSelectedPoints(0);
for(sal_uInt32 a(0); a < nHdlCount; a++)
{
SdrHdl* pTestHdl = rHdlList.GetHdl(a);
if(pTestHdl
&& pTestHdl->IsSelected()
&& pTestHdl->GetObj() == (SdrObject*)this)
{
nSelectedPoints++;
}
}
if(nSelectedPoints <= 1)
bMultiPointDrag = FALSE;
}
ImpSdrPathDragData* pID=new ImpSdrPathDragData(*this,*pHdl,bMultiPointDrag,rDrag);
if (!pID->bValid) {
DBG_ERROR("SdrPathObj::BegDrag(): ImpSdrPathDragData ist ungueltig");
delete pID;
return FALSE;
}
rDrag.SetUser(pID);
return TRUE;
}
FASTBOOL SdrPathObj::MovDrag(SdrDragStat& rDrag) const
{
ImpSdrPathDragData* pID=(ImpSdrPathDragData*)rDrag.GetUser();
if (pID==NULL || !pID->bValid) {
DBG_ERROR("SdrPathObj::MovDrag(): ImpSdrPathDragData ist ungueltig");
return FALSE;
}
if(pID->IsMultiPointDrag())
{
Point aDelta(rDrag.GetNow() - rDrag.GetStart());
if(aDelta.X() || aDelta.Y())
{
for(sal_uInt32 a(0); a < pID->maHandles.Count(); a++)
{
SdrHdl* pHandle = (SdrHdl*)pID->maHandles.GetObject(a);
const sal_uInt16 nPolyIndex(pHandle->GetPolyNum());
const sal_uInt16 nPointIndex(pHandle->GetPointNum());
const XPolygon& rOrig = pID->mrOrig[nPolyIndex];
XPolygon& rMove = pID->maMove[nPolyIndex];
const sal_uInt16 nPointCount(rOrig.GetPointCount());
BOOL bClosed(rOrig[0] == rOrig[nPointCount-1]);
// move point itself
rMove[nPointIndex] = rOrig[nPointIndex] + aDelta;
// when point is first and poly closed, move close point, too.
if(nPointCount > 0 && !nPointIndex && bClosed)
{
rMove[nPointCount - 1] = rOrig[nPointCount - 1] + aDelta;
// when moving the last point it may be necessary to move the
// control point in front of this one, too.
if(nPointCount > 1 && rOrig.IsControl(nPointCount - 2))
rMove[nPointCount - 2] = rOrig[nPointCount - 2] + aDelta;
}
// is a control point before this?
if(nPointIndex > 0 && rOrig.IsControl(nPointIndex - 1))
{
// Yes, move it, too
rMove[nPointIndex - 1] = rOrig[nPointIndex - 1] + aDelta;
}
// is a control point after this?
if(nPointIndex + 1 < nPointCount && rOrig.IsControl(nPointIndex + 1))
{
// Yes, move it, too
rMove[nPointIndex + 1] = rOrig[nPointIndex + 1] + aDelta;
}
}
}
}
else
{
pID->ResetPoly(*this);
// Div. Daten lokal Kopieren fuer weniger Code und schnelleren Zugriff
FASTBOOL bClosed =pID->bClosed ; // geschlossenes Objekt?
USHORT nPnt =pID->nPnt ; // Punktnummer innerhalb des obigen Polygons
FASTBOOL bBegPnt =pID->bBegPnt ; // Gedraggter Punkt ist der Anfangspunkt einer Polyline
FASTBOOL bEndPnt =pID->bEndPnt ; // Gedraggter Punkt ist der Endpunkt einer Polyline
USHORT nPrevPnt =pID->nPrevPnt ; // Index des vorherigen Punkts
USHORT nNextPnt =pID->nNextPnt ; // Index des naechsten Punkts
FASTBOOL bPrevIsBegPnt =pID->bPrevIsBegPnt ; // Vorheriger Punkt ist Anfangspunkt einer Polyline
FASTBOOL bNextIsEndPnt =pID->bNextIsEndPnt ; // Folgepunkt ist Endpunkt einer Polyline
USHORT nPrevPrevPnt =pID->nPrevPrevPnt ; // Index des vorvorherigen Punkts
USHORT nNextNextPnt =pID->nNextNextPnt ; // Index des uebernaechsten Punkts
FASTBOOL bControl =pID->bControl ; // Punkt ist ein Kontrollpunkt
FASTBOOL bIsPrevControl=pID->bIsPrevControl; // Punkt ist Kontrollpunkt vor einem Stuetzpunkt
FASTBOOL bIsNextControl=pID->bIsNextControl; // Punkt ist Kontrollpunkt hinter einem Stuetzpunkt
FASTBOOL bPrevIsControl=pID->bPrevIsControl; // Falls nPnt ein StPnt: Davor ist ein Kontrollpunkt
FASTBOOL bNextIsControl=pID->bNextIsControl; // Falls nPnt ein StPnt: Dahinter ist ein Kontrollpunkt
// Ortho bei Linien/Polygonen = Winkel beibehalten
if (!bControl && rDrag.GetView()!=NULL && rDrag.GetView()->IsOrtho()) {
FASTBOOL bBigOrtho=rDrag.GetView()->IsBigOrtho();
Point aPos(rDrag.GetNow()); // die aktuelle Position
Point aPnt(pID->aXP[nPnt]); // der gedraggte Punkt
USHORT nPnt1=0xFFFF,nPnt2=0xFFFF; // seine Nachbarpunkte
Point aNeuPos1,aNeuPos2; // die neuen Alternativen fuer aPos
FASTBOOL bPnt1=FALSE,bPnt2=FALSE; // die neuen Alternativen gueltig?
if (!bClosed && pID->nPntAnz>=2) { // Mind. 2 Pt bei Linien
if (!bBegPnt) nPnt1=nPrevPnt;
if (!bEndPnt) nPnt2=nNextPnt;
}
if (bClosed && pID->nPntAnz>=3) { // Mind. 3 Pt bei Polygon
nPnt1=nPrevPnt;
nPnt2=nNextPnt;
}
if (nPnt1!=0xFFFF && !bPrevIsControl) {
Point aPnt1=pID->aXP[nPnt1];
long ndx0=aPnt.X()-aPnt1.X();
long ndy0=aPnt.Y()-aPnt1.Y();
FASTBOOL bHLin=ndy0==0;
FASTBOOL bVLin=ndx0==0;
if (!bHLin || !bVLin) {
long ndx=aPos.X()-aPnt1.X();
long ndy=aPos.Y()-aPnt1.Y();
bPnt1=TRUE;
double nXFact=0; if (!bVLin) nXFact=(double)ndx/(double)ndx0;
double nYFact=0; if (!bHLin) nYFact=(double)ndy/(double)ndy0;
FASTBOOL bHor=bHLin || (!bVLin && (nXFact>nYFact) ==bBigOrtho);
FASTBOOL bVer=bVLin || (!bHLin && (nXFact<=nYFact)==bBigOrtho);
if (bHor) ndy=long(ndy0*nXFact);
if (bVer) ndx=long(ndx0*nYFact);
aNeuPos1=aPnt1;
aNeuPos1.X()+=ndx;
aNeuPos1.Y()+=ndy;
}
}
if (nPnt2!=0xFFFF && !bNextIsControl) {
Point aPnt2=pID->aXP[nPnt2];
long ndx0=aPnt.X()-aPnt2.X();
long ndy0=aPnt.Y()-aPnt2.Y();
FASTBOOL bHLin=ndy0==0;
FASTBOOL bVLin=ndx0==0;
if (!bHLin || !bVLin) {
long ndx=aPos.X()-aPnt2.X();
long ndy=aPos.Y()-aPnt2.Y();
bPnt2=TRUE;
double nXFact=0; if (!bVLin) nXFact=(double)ndx/(double)ndx0;
double nYFact=0; if (!bHLin) nYFact=(double)ndy/(double)ndy0;
FASTBOOL bHor=bHLin || (!bVLin && (nXFact>nYFact) ==bBigOrtho);
FASTBOOL bVer=bVLin || (!bHLin && (nXFact<=nYFact)==bBigOrtho);
if (bHor) ndy=long(ndy0*nXFact);
if (bVer) ndx=long(ndx0*nYFact);
aNeuPos2=aPnt2;
aNeuPos2.X()+=ndx;
aNeuPos2.Y()+=ndy;
}
}
if (bPnt1 && bPnt2) { // beide Alternativen vorhanden (Konkurenz)
BigInt nX1(aNeuPos1.X()-aPos.X()); nX1*=nX1;
BigInt nY1(aNeuPos1.Y()-aPos.Y()); nY1*=nY1;
BigInt nX2(aNeuPos2.X()-aPos.X()); nX2*=nX2;
BigInt nY2(aNeuPos2.Y()-aPos.Y()); nY2*=nY2;
nX1+=nY1; // Korrekturabstand zum Quadrat
nX2+=nY2; // Korrekturabstand zum Quadrat
// Die Alternative mit dem geringeren Korrekturbedarf gewinnt
if (nX1<nX2) bPnt2=FALSE; else bPnt1=FALSE;
}
if (bPnt1) rDrag.Now()=aNeuPos1;
if (bPnt2) rDrag.Now()=aNeuPos2;
}
rDrag.SetActionRect(Rectangle(rDrag.GetNow(),rDrag.GetNow()));
// IBM Special: Punkte eliminieren, wenn die beiden angrenzenden
// Linien eh' fast 180 deg sind.
if (!bControl && rDrag.GetView()!=NULL && rDrag.GetView()->IsEliminatePolyPoints() &&
!bBegPnt && !bEndPnt && !bPrevIsControl && !bNextIsControl)
{
Point aPt(pID->aXP[nNextPnt]);
aPt-=rDrag.GetNow();
long nWink1=GetAngle(aPt);
aPt=rDrag.GetNow();
aPt-=pID->aXP[nPrevPnt];
long nWink2=GetAngle(aPt);
long nDiff=nWink1-nWink2;
nDiff=Abs(nDiff);
pID->bEliminate=nDiff<=rDrag.GetView()->GetEliminatePolyPointLimitAngle();
if (pID->bEliminate) { // Position anpassen, damit Smooth an den Enden stimmt
aPt=pID->aXP[nNextPnt];
aPt+=pID->aXP[nPrevPnt];
aPt/=2;
rDrag.Now()=aPt;
}
}
// Um diese Entfernung wurde insgesamt gedraggd
Point aDiff(rDrag.GetNow()); aDiff-=pID->aXP[nPnt];
// Insgesamt sind 8 Faelle moeglich:
// X 1. Weder rechts noch links Ctrl.
// o--X--o 2. Rechts und links Ctrl, gedraggd wird St.
// o--X 3. Nur links Ctrl, gedraggd wird St.
// X--o 4. Nur rechts Ctrl, gedraggd wird St.
// x--O--o 5. Rechts und links Ctrl, gedraggd wird links.
// x--O 6. Nur links Ctrl, gedraggd wird links.
// o--O--x 7. Rechts und links Ctrl, gedraggd wird rechts.
// O--x 8. Nur rechts Ctrl, gedraggd wird rechts.
// Zusaetzlich ist zu beachten, dass das Veraendern einer Linie (keine Kurve)
// eine evtl. Kurve am anderen Ende der Linie bewirkt, falls dort Smooth
// gesetzt ist (Kontrollpunktausrichtung an Gerade).
pID->aXP[nPnt]+=aDiff; // <<<<<<<<<<
// Nun symmetrische PlusHandles etc. checken
if (bControl) { // Faelle 5,6,7,8
USHORT nSt=nPnt; // der zugehoerige Stuetzpunkt
USHORT nFix=nPnt; // der gegenueberliegende Kontrollpunkt
if (bIsNextControl) { // Wenn der naechste ein Kontrollpunkt ist, muss der vorh. der Stuetzpunkt sein
nSt=nPrevPnt;
nFix=nPrevPrevPnt;
} else {
nSt=nNextPnt;
nFix=nNextNextPnt;
}
if (pID->aXP.IsSmooth(nSt)) {
pID->aXP.CalcSmoothJoin(nSt,nPnt,nFix); // <<<<<<<<<<
}
}
if (!bControl) { // Faelle 1,2,3,4 wobei bei 1 nix passiert und bei 3+4 unten noch mehr folgt
// die beiden Kontrollpunkte mit verschieben
if (bPrevIsControl) pID->aXP[nPrevPnt]+=aDiff; // <<<<<<<<<<
if (bNextIsControl) pID->aXP[nNextPnt]+=aDiff; // <<<<<<<<<<
// Kontrollpunkt ggf. an Gerade ausrichten
if (pID->aXP.IsSmooth(nPnt)) {
if (bPrevIsControl && !bNextIsControl && !bEndPnt) { // Fall 3
pID->aXP.CalcSmoothJoin(nPnt,nNextPnt,nPrevPnt); // <<<<<<<<<<
}
if (bNextIsControl && !bPrevIsControl && !bBegPnt) { // Fall 4
pID->aXP.CalcSmoothJoin(nPnt,nPrevPnt,nNextPnt); // <<<<<<<<<<
}
}
// Und nun noch die anderen Enden der Strecken ueberpruefen (nPnt+-1).
// Ist dort eine Kurve (IsControl(nPnt+-2)) mit SmoothJoin (nPnt+-1),
// so muss der entsprechende Kontrollpunkt (nPnt+-2) angepasst werden.
if (!bBegPnt && !bPrevIsControl && !bPrevIsBegPnt && pID->aXP.IsSmooth(nPrevPnt)) {
if (pID->aXP.IsControl(nPrevPrevPnt)) {
pID->aXP.CalcSmoothJoin(nPrevPnt,nPnt,nPrevPrevPnt); // <<<<<<<<<<
}
}
if (!bEndPnt && !bNextIsControl && !bNextIsEndPnt && pID->aXP.IsSmooth(nNextPnt)) {
if (pID->aXP.IsControl(nNextNextPnt)) {
pID->aXP.CalcSmoothJoin(nNextPnt,nPnt,nNextNextPnt); // <<<<<<<<<<
}
}
}
}
return TRUE;
}
FASTBOOL SdrPathObj::EndDrag(SdrDragStat& rDrag)
{
Point aLinePt1;
Point aLinePt2;
FASTBOOL bLineGlueMirror=eKind==OBJ_LINE;
if (bLineGlueMirror) { // #40549#
XPolygon& rXP=aPathPolygon[0];
aLinePt1=rXP[0];
aLinePt2=rXP[1];
}
ImpSdrPathDragData* pID=(ImpSdrPathDragData*)rDrag.GetUser();
if(pID->IsMultiPointDrag())
{
SetPathPoly(pID->maMove);
}
else
{
const SdrHdl* pHdl=rDrag.GetHdl();
if (pID==NULL || !pID->bValid) {
DBG_ERROR("SdrPathObj::EndDrag(): ImpSdrPathDragData ist ungueltig");
return FALSE;
}
Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetBoundRect();
SendRepaintBroadcast();
// Referenz auf das Polygon
XPolygon& rXP=aPathPolygon[pHdl->GetPolyNum()];
// Die 5 Punkte die sich evtl. geaendert haben
if (!pID->bPrevIsBegPnt) rXP[pID->nPrevPrevPnt0]=pID->aXP[pID->nPrevPrevPnt];
if (!pID->bNextIsEndPnt) rXP[pID->nNextNextPnt0]=pID->aXP[pID->nNextNextPnt];
if (!pID->bBegPnt) rXP[pID->nPrevPnt0] =pID->aXP[pID->nPrevPnt];
if (!pID->bEndPnt) rXP[pID->nNextPnt0] =pID->aXP[pID->nNextPnt];
rXP[pID->nPnt0] =pID->aXP[pID->nPnt];
// Letzter Punkt muss beim Geschlossenen immer gleich dem Ersten sein
if (pID->bClosed) rXP[rXP.GetPointCount()-1]=rXP[0];
if (pID->bEliminate) {
NbcDelPoint(rDrag.GetHdl()->GetSourceHdlNum());
}
ImpForceKind(); // Wg. impliziter Punktloeschung evtl. von PolyLine nach Line
// Winkel anpassen fuer Text an einfacher Linie
SetRectsDirty();
if (bLineGlueMirror) { // #40549#
XPolygon& rXP=aPathPolygon[0];
Point aLinePt1_(rXP[0]);
Point aLinePt2_(rXP[1]);
FASTBOOL bXMirr=(aLinePt1_.X()>aLinePt2_.X())!=(aLinePt1.X()>aLinePt2.X());
FASTBOOL bYMirr=(aLinePt1_.Y()>aLinePt2_.Y())!=(aLinePt1.Y()>aLinePt2.Y());
if (bXMirr || bYMirr) {
Point aRef1(GetSnapRect().Center());
if (bXMirr) {
Point aRef2(aRef1);
aRef2.Y()++;
NbcMirrorGluePoints(aRef1,aRef2);
}
if (bYMirr) {
Point aRef2(aRef1);
aRef2.X()++;
NbcMirrorGluePoints(aRef1,aRef2);
}
}
}
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}
delete pID;
rDrag.SetUser(NULL);
return TRUE;
}
void SdrPathObj::BrkDrag(SdrDragStat& rDrag) const
{
ImpSdrPathDragData* pID=(ImpSdrPathDragData*)rDrag.GetUser();
if (pID!=NULL) {
delete pID;
rDrag.SetUser(NULL);
}
}
XubString SdrPathObj::GetDragComment(const SdrDragStat& rDrag, FASTBOOL bUndoDragComment, FASTBOOL bCreateComment) const
{
ImpSdrPathDragData* pID = (ImpSdrPathDragData*)rDrag.GetUser();
if(!pID || !pID->bValid)
return String();
// Hier auch mal pID verwenden !!!
XubString aStr;
if(!bCreateComment)
{
const SdrHdl* pHdl = rDrag.GetHdl();
if(bUndoDragComment || !pModel || !pHdl)
{
ImpTakeDescriptionStr(STR_DragPathObj, aStr);
}
else
{
if(!pID->IsMultiPointDrag() && pID->bEliminate)
{
// Punkt von ...
ImpTakeDescriptionStr(STR_ViewMarkedPoint, aStr);
// %O loeschen
XubString aStr2(ImpGetResStr(STR_EditDelete));
// UNICODE: Punkt von ... loeschen
aStr2.SearchAndReplaceAscii("%O", aStr);
return aStr2;
}
// dx=0.00 dy=0.00 // Beide Seiten Bezier
// dx=0.00 dy=0.00 l=0.00 0.00<EFBFBD> // Anfang oder Ende oder eine Seite Bezier bzw. Hebel
// dx=0.00 dy=0.00 l=0.00 0.00<EFBFBD> / l=0.00 0.00<EFBFBD> // Mittendrin
XubString aMetr;
Point aBeg(rDrag.GetStart());
Point aNow(rDrag.GetNow());
aStr = String();
aStr.AppendAscii("dx=");
pModel->TakeMetricStr(aNow.X() - aBeg.X(), aMetr, TRUE);
aStr += aMetr;
aStr.AppendAscii(" dy=");
pModel->TakeMetricStr(aNow.Y() - aBeg.Y(), aMetr, TRUE);
aStr += aMetr;
if(!pID->IsMultiPointDrag())
{
UINT16 nPntNum(pHdl->GetPointNum());
const XPolygon& rXPoly = aPathPolygon[rDrag.GetHdl()->GetPolyNum()];
UINT16 nPntAnz(rXPoly.GetPointCount());
BOOL bClose(IsClosed());
if(bClose)
nPntAnz--;
if(pHdl->IsPlusHdl())
{
// Hebel
UINT16 nRef(nPntNum);
if(rXPoly.IsControl(nPntNum + 1))
nRef--;
else
nRef++;
aNow -= rXPoly[nRef];
INT32 nLen(GetLen(aNow));
aStr.AppendAscii(" l=");
pModel->TakeMetricStr(nLen, aMetr, TRUE);
aStr += aMetr;
INT32 nWink(GetAngle(aNow));
aStr += sal_Unicode(' ');
pModel->TakeWinkStr(nWink, aMetr);
aStr += aMetr;
}
else if(nPntAnz > 1)
{
UINT16 nPntMax(nPntAnz - 1);
Point aPt1,aPt2;
BOOL bClose(IsClosed());
BOOL bPt1(nPntNum > 0);
BOOL bPt2(nPntNum < nPntMax);
if(bClose && nPntAnz > 2)
{
bPt1 = TRUE;
bPt2 = TRUE;
}
UINT16 nPt1,nPt2;
if(nPntNum > 0)
nPt1 = nPntNum - 1;
else
nPt1 = nPntMax;
if(nPntNum < nPntMax)
nPt2 = nPntNum + 1;
else
nPt2 = 0;
if(bPt1 && rXPoly.IsControl(nPt1))
bPt1 = FALSE; // Keine Anzeige
if(bPt2 && rXPoly.IsControl(nPt2))
bPt2 = FALSE; // von Bezierdaten
if(bPt1)
{
Point aPt(aNow);
aPt -= rXPoly[nPt1];
INT32 nLen(GetLen(aPt));
aStr.AppendAscii(" l=");
pModel->TakeMetricStr(nLen, aMetr, TRUE);
aStr += aMetr;
INT32 nWink(GetAngle(aPt));
aStr += sal_Unicode(' ');
pModel->TakeWinkStr(nWink, aMetr);
aStr += aMetr;
}
if(bPt2)
{
if(bPt1)
aStr.AppendAscii(" / ");
else
aStr.AppendAscii(" ");
Point aPt(aNow);
aPt -= rXPoly[nPt2];
INT32 nLen(GetLen(aPt));
aStr.AppendAscii("l=");
pModel->TakeMetricStr(nLen, aMetr, TRUE);
aStr += aMetr;
INT32 nWink(GetAngle(aPt));
aStr += sal_Unicode(' ');
pModel->TakeWinkStr(nWink, aMetr);
aStr += aMetr;
}
}
}
}
}
else if(pModel && !pID->IsMultiPointDrag())
{
// Ansonsten CreateComment
ImpPathCreateUser* pU = (ImpPathCreateUser*)rDrag.GetUser();
SdrObjKind eKindMerk = eKind;
// fuer Description bei Mixed das Aktuelle...
((SdrPathObj*)this)->eKind = pU->eAktKind;
ImpTakeDescriptionStr(STR_ViewCreateObj, aStr);
((SdrPathObj*)this)->eKind = eKindMerk;
Point aPrev(rDrag.GetPrev());
Point aNow(rDrag.GetNow());
if(pU->bLine)
aNow = pU->aLineEnd;
aNow -= aPrev;
aStr.AppendAscii(" (");
XubString aMetr;
if(pU->bCircle)
{
pModel->TakeWinkStr(Abs(pU->nCircRelWink), aMetr);
aStr += aMetr;
aStr.AppendAscii(" r=");
pModel->TakeMetricStr(pU->nCircRadius, aMetr, TRUE);
aStr += aMetr;
}
aStr.AppendAscii("dx=");
pModel->TakeMetricStr(aNow.X(), aMetr, TRUE);
aStr += aMetr;
aStr.AppendAscii(" dy=");
pModel->TakeMetricStr(aNow.Y(), aMetr, TRUE);
aStr += aMetr;
if(!IsFreeHand())
{
INT32 nLen(GetLen(aNow));
aStr.AppendAscii(" l=");
pModel->TakeMetricStr(nLen, aMetr, TRUE);
aStr += aMetr;
INT32 nWink(GetAngle(aNow));
aStr += sal_Unicode(' ');
pModel->TakeWinkStr(nWink, aMetr);
aStr += aMetr;
}
aStr += sal_Unicode(')');
}
return aStr;
}
void lcl_CopyBezier(const XPolygon& rSrc, USHORT nSPos, XPolygon& rDst, USHORT nDPos)
{
rDst[nDPos++] = rSrc[nSPos++];
rDst.SetFlags(nDPos, XPOLY_CONTROL);
rDst[nDPos++] = rSrc[nSPos++];
rDst.SetFlags(nDPos, XPOLY_CONTROL);
rDst[nDPos++] = rSrc[nSPos++];
rDst[nDPos] = rSrc[nSPos];
}
void SdrPathObj::TakeDragPoly(const SdrDragStat& rDrag, XPolyPolygon& rXPP) const
{
rXPP.Clear();
ImpSdrPathDragData* pID=(ImpSdrPathDragData*)rDrag.GetUser();
if(pID->IsMultiPointDrag())
{
rXPP.Insert(pID->maMove);
}
else
{
const XPolygon& rXP=aPathPolygon[rDrag.GetHdl()->GetPolyNum()];
if (rXP.GetPointCount()<=2 /*|| rXPoly.GetFlags(1)==XPOLY_CONTROL && rXPoly.GetPointCount()<=4*/) {
XPolygon aXPoly(rXP);
aXPoly[rDrag.GetHdl()->GetPointNum()]=rDrag.GetNow();
rXPP.Insert(aXPoly);
return;
}
// Div. Daten lokal Kopieren fuer weniger Code und schnelleren Zugriff
FASTBOOL bClosed =pID->bClosed ; // geschlossenes Objekt?
USHORT nPntAnz =pID->nPntAnz ; // Punktanzahl
USHORT nPnt =pID->nPnt ; // Punktnummer innerhalb des Polygons
FASTBOOL bBegPnt =pID->bBegPnt ; // Gedraggter Punkt ist der Anfangspunkt einer Polyline
FASTBOOL bEndPnt =pID->bEndPnt ; // Gedraggter Punkt ist der Endpunkt einer Polyline
USHORT nPrevPnt =pID->nPrevPnt ; // Index des vorherigen Punkts
USHORT nNextPnt =pID->nNextPnt ; // Index des naechsten Punkts
FASTBOOL bPrevIsBegPnt =pID->bPrevIsBegPnt ; // Vorheriger Punkt ist Anfangspunkt einer Polyline
FASTBOOL bNextIsEndPnt =pID->bNextIsEndPnt ; // Folgepunkt ist Endpunkt einer Polyline
USHORT nPrevPrevPnt =pID->nPrevPrevPnt ; // Index des vorvorherigen Punkts
USHORT nNextNextPnt =pID->nNextNextPnt ; // Index des uebernaechsten Punkts
FASTBOOL bControl =pID->bControl ; // Punkt ist ein Kontrollpunkt
FASTBOOL bIsPrevControl=pID->bIsPrevControl; // Punkt ist Kontrollpunkt vor einem Stuetzpunkt
FASTBOOL bIsNextControl=pID->bIsNextControl; // Punkt ist Kontrollpunkt hinter einem Stuetzpunkt
FASTBOOL bPrevIsControl=pID->bPrevIsControl; // Falls nPnt ein StPnt: Davor ist ein Kontrollpunkt
FASTBOOL bNextIsControl=pID->bNextIsControl; // Falls nPnt ein StPnt: Dahinter ist ein Kontrollpunkt
XPolygon aXPoly(pID->aXP);
XPolygon aLine1(2);
XPolygon aLine2(2);
XPolygon aLine3(2);
XPolygon aLine4(2);
if (bControl) {
aLine1[1]=pID->aXP[nPnt];
if (bIsNextControl) { // bin ich Kontrollpunkt hinter der Stuetzstelle?
aLine1[0]=pID->aXP[nPrevPnt];
aLine2[0]=pID->aXP[nNextNextPnt];
aLine2[1]=pID->aXP[nNextPnt];
if (pID->aXP.IsSmooth(nPrevPnt) && !bPrevIsBegPnt && pID->aXP.IsControl(nPrevPrevPnt)) {
aXPoly.Insert(0,rXP[pID->nPrevPrevPnt0-1],XPOLY_CONTROL);
aXPoly.Insert(0,rXP[pID->nPrevPrevPnt0-2],XPOLY_NORMAL);
// Hebellienien fuer das gegenueberliegende Kurvensegment
aLine3[0]=pID->aXP[nPrevPnt];
aLine3[1]=pID->aXP[nPrevPrevPnt];
aLine4[0]=rXP[pID->nPrevPrevPnt0-2];
aLine4[1]=rXP[pID->nPrevPrevPnt0-1];
} else {
aXPoly.Remove(0,1);
}
} else { // ansonsten bin ich Kontrollpunkt vor der Stuetzstelle
aLine1[0]=pID->aXP[nNextPnt];
aLine2[0]=pID->aXP[nPrevPrevPnt];
aLine2[1]=pID->aXP[nPrevPnt];
if (pID->aXP.IsSmooth(nNextPnt) && !bNextIsEndPnt && pID->aXP.IsControl(nNextNextPnt)) {
aXPoly.Insert(XPOLY_APPEND,rXP[pID->nNextNextPnt0+1],XPOLY_CONTROL);
aXPoly.Insert(XPOLY_APPEND,rXP[pID->nNextNextPnt0+2],XPOLY_NORMAL);
// Hebellinien fuer das gegenueberliegende Kurvensegment
aLine3[0]=pID->aXP[nNextPnt];
aLine3[1]=pID->aXP[nNextNextPnt];
aLine4[0]=rXP[pID->nNextNextPnt0+2];
aLine4[1]=rXP[pID->nNextNextPnt0+1];
} else {
aXPoly.Remove(aXPoly.GetPointCount()-1,1);
}
}
} else { // ansonsten kein Kontrollpunkt
if (pID->bEliminate) {
aXPoly.Remove(2,1);
}
if (bPrevIsControl) aXPoly.Insert(0,rXP[pID->nPrevPrevPnt0-1],XPOLY_NORMAL);
else if (!bBegPnt && !bPrevIsBegPnt && pID->aXP.IsControl(nPrevPrevPnt)) {
aXPoly.Insert(0,rXP[pID->nPrevPrevPnt0-1],XPOLY_CONTROL);
aXPoly.Insert(0,rXP[pID->nPrevPrevPnt0-2],XPOLY_NORMAL);
} else {
aXPoly.Remove(0,1);
if (bBegPnt) aXPoly.Remove(0,1);
}
if (bNextIsControl) aXPoly.Insert(XPOLY_APPEND,rXP[pID->nNextNextPnt0+1],XPOLY_NORMAL);
else if (!bEndPnt && !bNextIsEndPnt && pID->aXP.IsControl(nNextNextPnt)) {
aXPoly.Insert(XPOLY_APPEND,rXP[pID->nNextNextPnt0+1],XPOLY_CONTROL);
aXPoly.Insert(XPOLY_APPEND,rXP[pID->nNextNextPnt0+2],XPOLY_NORMAL);
} else {
aXPoly.Remove(aXPoly.GetPointCount()-1,1);
if (bEndPnt) aXPoly.Remove(aXPoly.GetPointCount()-1,1);
}
if (bClosed) { // "Birnenproblem": 2 Linien, 1 Kurve, alles Smooth, Punkt zw. beiden Linien wird gedraggt
if (aXPoly.GetPointCount()>nPntAnz && aXPoly.IsControl(1)) {
USHORT a=aXPoly.GetPointCount();
aXPoly[a-2]=aXPoly[2]; aXPoly.SetFlags(a-2,aXPoly.GetFlags(2));
aXPoly[a-1]=aXPoly[3]; aXPoly.SetFlags(a-1,aXPoly.GetFlags(3));
aXPoly.Remove(0,3);
}
}
}
rXPP.Insert(aXPoly);
if (aLine1.GetPointCount()>1) rXPP.Insert(aLine1);
if (aLine2.GetPointCount()>1) rXPP.Insert(aLine2);
if (aLine3.GetPointCount()>1) rXPP.Insert(aLine3);
if (aLine4.GetPointCount()>1) rXPP.Insert(aLine4);
}
}
FASTBOOL SdrPathObj::BegCreate(SdrDragStat& rStat)
{
FASTBOOL bFreeHand=IsFreeHand();
rStat.SetNoSnap(bFreeHand);
rStat.SetOrtho8Possible();
aPathPolygon.Clear();
bCreating=TRUE;
FASTBOOL bMakeStartPoint=TRUE;
SdrView* pView=rStat.GetView();
if (pView!=NULL && pView->IsUseIncompatiblePathCreateInterface() &&
(eKind==OBJ_POLY || eKind==OBJ_PLIN || eKind==OBJ_PATHLINE || eKind==OBJ_PATHFILL)) {
bMakeStartPoint=FALSE;
}
aPathPolygon.Insert(XPolygon());
aPathPolygon[0][0]=rStat.GetStart();
if (bMakeStartPoint) {
aPathPolygon[0][1]=rStat.GetNow();
}
ImpPathCreateUser* pU=new ImpPathCreateUser;
pU->eStartKind=eKind;
pU->eAktKind=eKind;
rStat.SetUser(pU);
return TRUE;
}
FASTBOOL SdrPathObj::MovCreate(SdrDragStat& rStat)
{
ImpPathCreateUser* pU=(ImpPathCreateUser*)rStat.GetUser();
SdrView* pView=rStat.GetView();
XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
if (pView!=NULL && pView->IsCreateMode()) {
// ggf. auf anderes CreateTool umschalten
UINT16 nIdent;
UINT32 nInvent;
pView->TakeCurrentObj(nIdent,nInvent);
if (nInvent==SdrInventor && pU->eAktKind!=(SdrObjKind)nIdent) {
SdrObjKind eNewKind=(SdrObjKind)nIdent;
switch (eNewKind) {
case OBJ_CARC: case OBJ_CIRC: case OBJ_CCUT: case OBJ_SECT: eNewKind=OBJ_CARC;
case OBJ_RECT:
case OBJ_LINE: case OBJ_PLIN: case OBJ_POLY:
case OBJ_PATHLINE: case OBJ_PATHFILL:
case OBJ_FREELINE: case OBJ_FREEFILL:
case OBJ_SPLNLINE: case OBJ_SPLNFILL: {
pU->eAktKind=eNewKind;
pU->bMixedCreate=TRUE;
pU->nBezierStartPoint=rXPoly.GetPointCount();
if (pU->nBezierStartPoint>0) pU->nBezierStartPoint--;
} break;
} // switch
}
}
USHORT nActPoint=rXPoly.GetPointCount();
if (aPathPolygon.Count()>1 && rStat.IsMouseDown() && nActPoint<2) {
rXPoly[0]=rStat.GetPos0();
rXPoly[1]=rStat.GetNow();
nActPoint=2;
}
if (nActPoint==0) {
rXPoly[0]=rStat.GetPos0();
} else nActPoint--;
FASTBOOL bFreeHand=IsFreeHand(pU->eAktKind);
rStat.SetNoSnap(bFreeHand /*|| (pU->bMixed && pU->eAktKind==OBJ_LINE)*/);
rStat.SetOrtho8Possible(pU->eAktKind!=OBJ_CARC && pU->eAktKind!=OBJ_RECT && (!pU->bMixedCreate || pU->eAktKind!=OBJ_LINE));
Point aActMerk(rXPoly[nActPoint]);
rXPoly[nActPoint]=rStat.Now();
if (!pU->bMixedCreate && pU->eStartKind==OBJ_LINE && rXPoly.GetPointCount()>=1) {
Point aPt(rStat.Start());
if (pView!=NULL && pView->IsCreate1stPointAsCenter()) {
aPt+=aPt;
aPt-=rStat.Now();
}
rXPoly[0]=aPt;
}
OutputDevice* pOut=pView==NULL ? NULL : pView->GetWin(0);
if (bFreeHand) {
if (pU->nBezierStartPoint>nActPoint) pU->nBezierStartPoint=nActPoint;
if (rStat.IsMouseDown() && nActPoint>0) {
// keine aufeinanderfolgenden Punkte an zu Nahe gelegenen Positionen zulassen
long nMinDist=1;
if (pView!=NULL) nMinDist=pView->GetFreeHandMinDistPix();
if (pOut!=NULL) nMinDist=pOut->PixelToLogic(Size(nMinDist,0)).Width();
if (nMinDist<1) nMinDist=1;
Point aPt0(rXPoly[nActPoint-1]);
Point aPt1(rStat.Now());
long dx=aPt0.X()-aPt1.X(); if (dx<0) dx=-dx;
long dy=aPt0.Y()-aPt1.Y(); if (dy<0) dy=-dy;
if (dx<nMinDist && dy<nMinDist) return FALSE;
// folgendes ist aus EndCreate kopiert (nur kleine Modifikationen)
// und sollte dann mal in eine Methode zusammengefasst werden:
if (nActPoint-pU->nBezierStartPoint>=3 && ((nActPoint-pU->nBezierStartPoint)%3)==0) {
rXPoly.PointsToBezier(nActPoint-3);
rXPoly.SetFlags(nActPoint-1,XPOLY_CONTROL);
rXPoly.SetFlags(nActPoint-2,XPOLY_CONTROL);
if (nActPoint>=6 && rXPoly.IsControl(nActPoint-4)) {
rXPoly.CalcTangent(nActPoint-3,nActPoint-4,nActPoint-2);
rXPoly.SetFlags(nActPoint-3,XPOLY_SMOOTH);
}
}
rXPoly[nActPoint+1]=rStat.Now();
rStat.NextPoint();
} else {
pU->nBezierStartPoint=nActPoint;
}
}
pU->ResetFormFlags();
if (IsBezier(pU->eAktKind)) {
if (nActPoint>=2) {
pU->CalcBezier(rXPoly[nActPoint-1],rXPoly[nActPoint],rXPoly[nActPoint-1]-rXPoly[nActPoint-2],rStat.IsMouseDown(),pView);
} else if (pU->bBezHasCtrl0) {
pU->CalcBezier(rXPoly[nActPoint-1],rXPoly[nActPoint],pU->aBezControl0-rXPoly[nActPoint-1],rStat.IsMouseDown(),pView);
}
}
if (pU->eAktKind==OBJ_CARC && nActPoint>=2) {
pU->CalcCircle(rXPoly[nActPoint-1],rXPoly[nActPoint],rXPoly[nActPoint-1]-rXPoly[nActPoint-2],pView);
}
if (pU->eAktKind==OBJ_LINE && nActPoint>=2) {
pU->CalcLine(rXPoly[nActPoint-1],rXPoly[nActPoint],rXPoly[nActPoint-1]-rXPoly[nActPoint-2],pView);
}
if (pU->eAktKind==OBJ_RECT && nActPoint>=2) {
pU->CalcRect(rXPoly[nActPoint-1],rXPoly[nActPoint],rXPoly[nActPoint-1]-rXPoly[nActPoint-2],pView);
}
bBoundRectDirty=TRUE;
bSnapRectDirty=TRUE;
ImpForceKind();
if (pU->eStartKind!=OBJ_LINE) { aGeo.nDrehWink=0; aGeo.RecalcSinCos(); }
//ImpForceLineWink();
return TRUE;
}
FASTBOOL SdrPathObj::EndCreate(SdrDragStat& rStat, SdrCreateCmd eCmd)
{
ImpPathCreateUser* pU=(ImpPathCreateUser*)rStat.GetUser();
FASTBOOL bRet=FALSE;
SdrView* pView=rStat.GetView();
FASTBOOL bIncomp=pView!=NULL && pView->IsUseIncompatiblePathCreateInterface();
XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
USHORT nActPoint=rXPoly.GetPointCount()-1;
Point aAktMerk(rXPoly[nActPoint]);
rXPoly[nActPoint]=rStat.Now();
if (!pU->bMixedCreate && pU->eStartKind==OBJ_LINE) {
if (rStat.GetPointAnz()>=2) eCmd=SDRCREATE_FORCEEND;
bRet=eCmd==SDRCREATE_FORCEEND;
if (bRet) {
bCreating=FALSE;
delete pU;
rStat.SetUser(NULL);
}
ImpForceKind();
return bRet;
}
OutputDevice* pOut=pView==NULL ? NULL : pView->GetWin(0);
long nCloseDist=0;
FASTBOOL bCloseOnEnd=FALSE;
if (pView!=NULL && pOut!=NULL && pView->IsAutoClosePolys() && !bIncomp) {
nCloseDist=pView->GetAutoCloseDistPix();
nCloseDist=pOut->PixelToLogic(Size(nCloseDist,0)).Width();
if (nCloseDist<1) nCloseDist=1;
Point aPt0(rStat.GetStart());
Point aPt1(rStat.GetNow());
long dx=aPt0.X()-aPt1.X(); if (dx<0) dx=-dx;
long dy=aPt0.Y()-aPt1.Y(); if (dy<0) dy=-dy;
bCloseOnEnd=dx<=nCloseDist && dy<=nCloseDist;
}
if (!pU->bMixedCreate && IsFreeHand(pU->eStartKind)) {
if (rStat.GetPointAnz()>=2) eCmd=SDRCREATE_FORCEEND;
if (eCmd==SDRCREATE_FORCEEND && (bCloseOnEnd || IsClosed())) {
ImpSetClosed(TRUE);
}
bRet=eCmd==SDRCREATE_FORCEEND;
if (bRet) {
bCreating=FALSE;
delete pU;
rStat.SetUser(NULL);
}
ImpForceKind();
aGeo.nDrehWink=0; aGeo.RecalcSinCos();
return bRet;
}
if (eCmd==SDRCREATE_NEXTPOINT || eCmd==SDRCREATE_NEXTOBJECT) {
// keine aufeinanderfolgenden Punkte an identischer Position zulassen
if (nActPoint==0 || rStat.Now()!=rXPoly[nActPoint-1]) {
if (bIncomp) {
if (pU->nBezierStartPoint>nActPoint) pU->nBezierStartPoint=nActPoint;
if (IsBezier(pU->eAktKind) && nActPoint-pU->nBezierStartPoint>=3 && ((nActPoint-pU->nBezierStartPoint)%3)==0) {
rXPoly.PointsToBezier(nActPoint-3);
rXPoly.SetFlags(nActPoint-1,XPOLY_CONTROL);
rXPoly.SetFlags(nActPoint-2,XPOLY_CONTROL);
if (nActPoint>=6 && rXPoly.IsControl(nActPoint-4)) {
rXPoly.CalcTangent(nActPoint-3,nActPoint-4,nActPoint-2);
rXPoly.SetFlags(nActPoint-3,XPOLY_SMOOTH);
}
}
} else {
if (nActPoint==1 && IsBezier(pU->eAktKind) && !pU->bBezHasCtrl0) {
pU->aBezControl0=rStat.GetNow();;
pU->bBezHasCtrl0=TRUE;
nActPoint--;
}
if (pU->IsFormFlag()) {
USHORT nPtAnz0=rXPoly.GetPointCount();
rXPoly.Remove(nActPoint-1,2); // die letzten beiden Punkte entfernen und durch die Form ersetzen
rXPoly.Insert(XPOLY_APPEND,pU->GetFormPoly());
USHORT nPtAnz1=rXPoly.GetPointCount();
for (USHORT i=nPtAnz0+1; i<nPtAnz1-1; i++) { // Damit BckAction richtig funktioniert
if (!rXPoly.IsControl(i)) rStat.NextPoint();
}
nActPoint=rXPoly.GetPointCount()-1;
}
}
nActPoint++;
rXPoly[nActPoint]=rStat.GetNow();
}
if (eCmd==SDRCREATE_NEXTOBJECT) {
if (rXPoly.GetPointCount()>=2) {
pU->bBezHasCtrl0=FALSE;
// nur einzelnes Polygon kann offen sein, deshalb schliessen
rXPoly[nActPoint]=rXPoly[0];
ImpSetClosed(TRUE);
XPolygon aXP;
aXP[0]=rStat.GetNow();
aPathPolygon.Insert(aXP);
}
}
}
USHORT nPolyAnz=aPathPolygon.Count();
if (nPolyAnz!=0) {
// den letzten Punkt ggf. wieder loeschen
if (eCmd==SDRCREATE_FORCEEND) {
XPolygon& rXP=aPathPolygon[nPolyAnz-1];
USHORT nPtAnz=rXP.GetPointCount();
if (nPtAnz>=2) {
if (!rXP.IsControl(nPtAnz-2)) {
if (rXP[nPtAnz-1]==rXP[nPtAnz-2]) {
rXP.Remove(nPtAnz-1,1);
}
} else {
if (rXP[nPtAnz-3]==rXP[nPtAnz-2]) {
rXP.Remove(nPtAnz-3,3);
}
}
}
}
for (USHORT nPolyNum=nPolyAnz; nPolyNum>0;) {
nPolyNum--;
XPolygon& rXP=aPathPolygon[nPolyNum];
USHORT nPtAnz=rXP.GetPointCount();
// Polygone mit zu wenig Punkten werden geloescht
if (nPolyNum<nPolyAnz-1 || eCmd==SDRCREATE_FORCEEND) {
if (nPtAnz<2) aPathPolygon.Remove(nPolyNum);
}
}
}
pU->ResetFormFlags();
bRet=eCmd==SDRCREATE_FORCEEND;
if (bRet) {
bCreating=FALSE;
delete pU;
rStat.SetUser(NULL);
aRect=aPathPolygon.GetBoundRect(); // fuer SdrTextObj
if (bCloseOnEnd || IsClosed()) ImpSetClosed(TRUE);
ImpForceKind();
SetRectsDirty();
}
return bRet;
}
FASTBOOL SdrPathObj::BckCreate(SdrDragStat& rStat)
{
ImpPathCreateUser* pU=(ImpPathCreateUser*)rStat.GetUser();
if (aPathPolygon.Count()>0) {
XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
USHORT nActPoint=rXPoly.GetPointCount();
if (nActPoint>0) {
nActPoint--;
// Das letzte Stueck einer Bezierkurve wird erstmal zu 'ner Linie
rXPoly.Remove(nActPoint,1);
if (nActPoint>=3 && rXPoly.IsControl(nActPoint-1)) {
// Beziersegment am Ende sollte zwar nicht vorkommen, aber falls doch ...
rXPoly.Remove(nActPoint-1,1);
if (rXPoly.IsControl(nActPoint-2)) rXPoly.Remove(nActPoint-2,1);
}
}
nActPoint=rXPoly.GetPointCount();
if (nActPoint>=4) { // Kein Beziersegment am Ende
nActPoint--;
if (rXPoly.IsControl(nActPoint-1)) {
rXPoly.Remove(nActPoint-1,1);
if (rXPoly.IsControl(nActPoint-2)) rXPoly.Remove(nActPoint-2,1);
}
}
if (rXPoly.GetPointCount()<2) {
aPathPolygon.Remove(aPathPolygon.Count()-1);
}
if (aPathPolygon.Count()>0) {
XPolygon& rXPoly=aPathPolygon[aPathPolygon.Count()-1];
USHORT nActPoint=rXPoly.GetPointCount();
if (nActPoint>0) {
nActPoint--;
rXPoly[nActPoint]=rStat.Now();
}
}
}
pU->ResetFormFlags();
return aPathPolygon.Count()!=0;
}
void SdrPathObj::BrkCreate(SdrDragStat& rStat)
{
ImpPathCreateUser* pU=(ImpPathCreateUser*)rStat.GetUser();
aPathPolygon.Clear();
bCreating=FALSE;
delete pU;
rStat.SetUser(NULL);
}
void SdrPathObj::TakeCreatePoly(const SdrDragStat& rDrag, XPolyPolygon& rXPP) const
{
rXPP=aPathPolygon;
SdrView* pView=rDrag.GetView();
if (pView!=NULL && pView->IsUseIncompatiblePathCreateInterface()) return;
ImpPathCreateUser* pU=(ImpPathCreateUser*)rDrag.GetUser();
XPolygon& rXP=rXPP[rXPP.Count()-1];
USHORT nPtAnz=rXP.GetPointCount();
if (pU->IsFormFlag()) { // Letztes Polylinesegment entfernen und durch Form ersetzen
rXP.Remove(nPtAnz-2,2);
nPtAnz=rXP.GetPointCount();
rXP.Insert(nPtAnz,pU->GetFormPoly());
}
if (pU->bBezier && rDrag.IsMouseDown()) { // Dragging des Hebels
// Den Hebel etwas gestrichelt darstellen:
// erst -- -- -- -- -- -- -- und das letzte 1/4 frei
// -> 1/25 Raster
XPolygon aXP(2);
Point aP1(pU->aBezCtrl2);
Point aP2(pU->aBezEnd);
long dx=aP2.X()-aP1.X();
long dy=aP2.Y()-aP1.Y();
for (long i=0; i<7; i++) {
aXP[0].X()=aP1.X()+(i*3)*dx/25;
aXP[0].Y()=aP1.Y()+(i*3)*dy/25;
aXP[1].X()=aP1.X()+(2+i*3)*dx/25;
aXP[1].Y()=aP1.Y()+(2+i*3)*dy/25;
rXPP.Insert(aXP);
}
}
}
Pointer SdrPathObj::GetCreatePointer() const
{
switch (eKind) {
case OBJ_LINE : return Pointer(POINTER_DRAW_LINE);
case OBJ_POLY : return Pointer(POINTER_DRAW_POLYGON);
case OBJ_PLIN : return Pointer(POINTER_DRAW_POLYGON);
case OBJ_PATHLINE: return Pointer(POINTER_DRAW_BEZIER);
case OBJ_PATHFILL: return Pointer(POINTER_DRAW_BEZIER);
case OBJ_FREELINE: return Pointer(POINTER_DRAW_FREEHAND);
case OBJ_FREEFILL: return Pointer(POINTER_DRAW_FREEHAND);
case OBJ_SPLNLINE: return Pointer(POINTER_DRAW_FREEHAND);
case OBJ_SPLNFILL: return Pointer(POINTER_DRAW_FREEHAND);
case OBJ_PATHPOLY: return Pointer(POINTER_DRAW_POLYGON);
case OBJ_PATHPLIN: return Pointer(POINTER_DRAW_POLYGON);
} // switch
return Pointer(POINTER_CROSS);
}
void SdrPathObj::NbcMove(const Size& rSiz)
{
SdrTextObj::NbcMove(rSiz);
MoveXPoly(aPathPolygon,rSiz);
}
void SdrPathObj::NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
SdrTextObj::NbcResize(rRef,xFact,yFact);
ResizeXPoly(aPathPolygon,rRef,xFact,yFact);
}
void SdrPathObj::NbcRotate(const Point& rRef, long nWink, double sn, double cs)
{
SdrTextObj::NbcRotate(rRef,nWink,sn,cs);
RotateXPoly(aPathPolygon,rRef,sn,cs);
}
void SdrPathObj::NbcShear(const Point& rRefPnt, long nAngle, double fTan, FASTBOOL bVShear)
{
SdrTextObj::NbcShear(rRefPnt,nAngle,fTan,bVShear);
ShearXPoly(aPathPolygon,rRefPnt,fTan,bVShear);
}
void SdrPathObj::NbcMirror(const Point& rRefPnt1, const Point& rRefPnt2)
{
SdrTextObj::NbcMirror(rRefPnt1,rRefPnt2);
MirrorXPoly(aPathPolygon,rRefPnt1,rRefPnt2);
// #97538# Do Joe's special handling for lines when mirroring, too
ImpForceKind();
}
void SdrPathObj::TakeUnrotatedSnapRect(Rectangle& rRect) const
{
if (aGeo.nDrehWink==0) {
rRect=GetSnapRect();
} else {
XPolyPolygon aXPP(aPathPolygon);
RotateXPoly(aXPP,Point(),-aGeo.nSin,aGeo.nCos);
rRect=aXPP.GetBoundRect();
Point aTmp(rRect.TopLeft());
RotatePoint(aTmp,Point(),aGeo.nSin,aGeo.nCos);
aTmp-=rRect.TopLeft();
rRect.Move(aTmp.X(),aTmp.Y());
}
}
void SdrPathObj::RecalcSnapRect()
{
maSnapRect=aPathPolygon.GetBoundRect();
}
void SdrPathObj::NbcSetSnapRect(const Rectangle& rRect)
{
Rectangle aOld(GetSnapRect());
// #95736# Take RECT_EMPTY into account when calculating scale factors
long nMulX = (RECT_EMPTY == rRect.Right()) ? 0 : rRect.Right() - rRect.Left();
long nDivX = aOld.Right() - aOld.Left();
// #95736# Take RECT_EMPTY into account when calculating scale factors
long nMulY = (RECT_EMPTY == rRect.Bottom()) ? 0 : rRect.Bottom() - rRect.Top();
long nDivY = aOld.Bottom() - aOld.Top();
if ( nDivX == 0 ) { nMulX = 1; nDivX = 1; }
if ( nDivY == 0 ) { nMulY = 1; nDivY = 1; }
Fraction aX(nMulX,nDivX);
Fraction aY(nMulY,nDivY);
NbcResize(aOld.TopLeft(), aX, aY);
NbcMove(Size(rRect.Left() - aOld.Left(), rRect.Top() - aOld.Top()));
}
USHORT SdrPathObj::GetSnapPointCount() const
{
return GetHdlCount();
}
Point SdrPathObj::GetSnapPoint(USHORT nSnapPnt) const
{
USHORT nPoly,nPnt;
if (!FindPolyPnt(nSnapPnt,nPoly,nPnt,FALSE)) {
DBG_ASSERT(FALSE,"SdrPathObj::GetSnapPoint: Punkt nSnapPnt nicht vorhanden!");
}
return Point( aPathPolygon[nPoly][nPnt] );
}
FASTBOOL SdrPathObj::IsPolyObj() const
{
return TRUE;
}
USHORT SdrPathObj::GetPointCount() const
{
USHORT nPolyCnt = aPathPolygon.Count();
USHORT nPntCnt = 0;
for (USHORT i = 0; i < nPolyCnt; i++)
nPntCnt += aPathPolygon[i].GetPointCount();
return nPntCnt;
}
const Point& SdrPathObj::GetPoint(USHORT nHdlNum) const
{
USHORT nPoly,nPnt;
FindPolyPnt(nHdlNum,nPoly,nPnt,FALSE);
return aPathPolygon[nPoly][nPnt];
}
void SdrPathObj::NbcSetPoint(const Point& rPnt, USHORT nHdlNum)
{
USHORT nPoly,nPnt;
if (FindPolyPnt(nHdlNum,nPoly,nPnt,FALSE)) {
XPolygon& rXP=aPathPolygon[nPoly];
rXP[nPnt]=rPnt;
if (IsClosed() && nPnt==0) rXP[rXP.GetPointCount()-1]=rXP[0];
if (eKind==OBJ_LINE)
{
ImpForceLineWink();
}
else
{
// #i10659# for SdrTextObj, keep aRect up to date
aRect=aPathPolygon.GetBoundRect(); // fuer SdrTextObj
}
SetRectsDirty();
}
}
/*************************************************************************/
// Abstand des Punktes Pt zur Strecke AB. Hat der Punkt Pt keine Senkrechte
// zur Strecke AB, so ist der Abstand zum naechstliegenden Punkt verwendet;
// dazu wird nocheinmal der einfache Abstand parallel zu AB draufaddiert
// (als Winkelersatz) (=> groesserer Abstand=unguenstigerer Winkel).
BigInt GetLineQDist(Point aPt, Point aA, Point aB)
{
aPt-=aA; // Nullpunkt zum Linienanfang verschieben
aB-=aA;
aA=Point(0,0);
// Nun auf eine waagerechte Strecke transformieren
// Ergebnis: aA <20>-------<2D> aB
long nWink=GetAngle(aB);
double nSin=sin(nWink*nPi180);
double nCos=cos(nWink*nPi180);
RotatePoint(aPt,aA,-nSin,nCos);
RotatePoint(aB,aA,-nSin,nCos);
//
if (aPt.X()>=aA.X() && aPt.X()<=aB.X()) { // Hat Pt eine Senkrechte auf AB?
BigInt nRet=aPt.Y();
return nRet*nRet;
}
if (aPt.X()<aA.X()) { // Pt liegt links der Strecke
BigInt nDX=aA.X()-aPt.X();
BigInt nDY=aA.Y()-aPt.Y();
return nDX*nDX+nDY*nDY+nDX; // Den horizontalen Abstand nochmal als Winkelersatz dazu
}
// Pt liegt rechts der Strecke
BigInt nDX=aPt.X()-aB.X();
BigInt nDY=aPt.Y()-aB.Y();
return nDX*nDX+nDY*nDY+nDX; // Den horizontalen Abstand nochmal als Winkelersatz dazu
}
BigInt GetQDist(const Point& rP1, const Point& rP2)
{
BigInt nDX(rP2.X()-rP1.X());
BigInt nDY(rP2.Y()-rP1.Y());
return nDX*nDX+nDY*nDY;
}
USHORT SdrPathObj::NbcInsPoint(const Point& rPos, FASTBOOL bNewObj, FASTBOOL bHideHim,
FASTBOOL& rInsNextAfter)
{
USHORT nNewHdl;
if (bNewObj) {
rInsNextAfter=TRUE;
nNewHdl=NbcInsPoint(0,rPos,FALSE,bNewObj,bHideHim);
} else {
VirtualDevice aVDev;
Polygon aPoly, aStart(2), aEnd(2);
Point aBestPnt[2];
BigInt nBestDst(0x7FFFFFFF);
USHORT nBestPoly = 0;
USHORT nBestPnt = 0xFFFF;
USHORT nPolyCnt = aPathPolygon.Count();
USHORT nPoly;
USHORT nPnt;
USHORT nPntMax;
FASTBOOL bAppend = FALSE;
FASTBOOL bTestEnd = FALSE;
MapMode aMap = aVDev.GetMapMode();
aMap.SetMapUnit(pModel->GetScaleUnit());
aMap.SetScaleX(pModel->GetScaleFraction());
aMap.SetScaleY(pModel->GetScaleFraction());
aVDev.SetMapMode(aMap);
for (nPoly = 0; nPoly < nPolyCnt; nPoly++)
{
XPolygon aXPolyPart(4);
XPolygon& rXPoly = aPathPolygon[nPoly];
nPnt=0;
nPntMax=rXPoly.GetPointCount();
if (nPntMax>0) {
nPntMax--;
while (nPnt<nPntMax) {
USHORT nNextPartPos;
if (rXPoly.IsControl(nPnt+1)) {
lcl_CopyBezier(rXPoly,nPnt,aXPolyPart,0);
aPoly=XOutCreatePolygon(aXPolyPart,&aVDev);
nNextPartPos=3;
} else {
aPoly = Polygon(2);
aPoly[0] = rXPoly[nPnt];
aPoly[1] = rXPoly[nPnt+1];
nNextPartPos = 1;
}
USHORT nPartMax=aPoly.GetSize()-1;
for (USHORT i=0; i<nPartMax; i++) {
BigInt nDist(GetLineQDist(rPos, aPoly[i], aPoly[i+1]));
if (nDist<nBestDst) {
nBestDst =nDist;
nBestPoly=nPoly;
nBestPnt =nPnt;
aBestPnt[0]=rXPoly[nPnt];
aBestPnt[1]=rXPoly[nPnt+1];
if (nPnt+nNextPartPos>=nPntMax)
bTestEnd=TRUE;
}
}
// Start und Endlinien sichern fuer nachfolgenden Test
if (nPnt==0) {
aStart[0]=aPoly[0];
aStart[1]=aPoly[1];
}
nPnt+=nNextPartPos;
if (nPnt>=nPartMax) {
aEnd[1]=aPoly[nPartMax-1];
aEnd[0]=aPoly[nPartMax];
}
}
}
}
// und nun noch fuer Linienanfang und -ende
if ( !IsClosed() )
{
if ( nBestPnt == 0 )
{
aStart[1] = aStart[1] - aStart[0];
aStart[0] = rPos - aStart[0];
// Skalarprodukt fuer Winkelbestimmung
long nDotProd = aStart[0].X() * aStart[1].X() +
aStart[0].Y() * aStart[1].Y();
// Cosinus des Winkels <= 0? neue Linie am Anfang
if ( nDotProd <= 0 )
{
nBestPnt = 0;
bAppend = TRUE;
}
}
if ( bTestEnd )
{
aEnd[1] = aEnd[1] - aEnd[0];
aEnd[0] = rPos - aEnd[0];
// Skalarprodukt fuer Winkelbestimmung
long nDotProd = aEnd[0].X() * aEnd[1].X() +
aEnd[0].Y() * aEnd[1].Y();
// Cosinus des Winkels <= 0? neue Linie am Ende
if (nDotProd<=0 && (!bAppend || GetQDist(rPos,aEnd[1])<GetQDist(rPos,aStart[0]))) {
nBestPnt=nPntMax;
bAppend=TRUE;
}
}
}
USHORT nIdx = 0;
nPnt = 1;
// Handle-Nummer aus Punktindex berechnen
for (nPoly = 0; nPoly <= nBestPoly; nPoly++)
{
/*const*/ XPolygon& rXPoly = aPathPolygon[nPoly];
long nMax = rXPoly.GetPointCount() - 1;
if ( nPoly == nBestPoly ) nMax = nBestPnt;
else if ( IsClosed() ) nMax -= 1;
while ( (long) nPnt <= nMax )
if ( ! rXPoly.IsControl(nPnt++) )
nIdx += 1;
nPnt = 0;
}
// berechnen, wo die naechsten Punkte eingefuegt werden sollen
if (bAppend) {
rInsNextAfter=(nBestPnt==nPntMax);
} else {
rInsNextAfter=GetQDist(rPos,aBestPnt[0]) < GetQDist(rPos,aBestPnt[1]);
}
nNewHdl=NbcInsPoint(nIdx,rPos,(!bAppend || nBestPnt==nPntMax),bNewObj,bHideHim);
}
ImpForceKind();
return nNewHdl;
}
USHORT SdrPathObj::NbcInsPoint(USHORT nHdl, const Point& rPos, FASTBOOL bInsAfter,
FASTBOOL bNewObj, FASTBOOL bHideHim)
{
USHORT nHdlCnt=GetHdlCount();
USHORT nNewHdl;
Point aPnt(rPos);
if (bNewObj) {
XPolygon aNewPoly(SVDOPATH_INITSIZE,SVDOPATH_RESIZE);
aNewPoly[0]=aPnt;
aNewPoly[1]=aPnt;
aNewPoly[2]=aPnt;
aPathPolygon.Insert(aNewPoly);
if (!IsClosed() && aPathPolygon.Count()>1) {
ImpSetClosed(TRUE);
}
SetRectsDirty();
nNewHdl=nHdlCnt;
} else {
if (nHdl>nHdlCnt) {
nHdl=nHdlCnt;
}
USHORT nPoly, nPnt;
if (!FindPolyPnt(nHdl,nPoly,nPnt,FALSE)) {
DBG_ASSERT(FALSE,"SdrPathObj::NbcInsPoint() ungueltiger Index.");
return 0xFFFF;
}
// Einfuegen des Punktes in das Polygon...
XPolygon& rXPoly=aPathPolygon[nPoly];
if (bHideHim && rXPoly.GetPointCount()!=0) {
aPnt=rXPoly[nPnt];
}
USHORT nPntCnt=rXPoly.GetPointCount();
nNewHdl=nHdl;
// ggf. dahinter einfuegen
if (bInsAfter) {
nPnt++;
if (nPnt<nPntCnt && rXPoly.IsControl(nPnt))
nPnt+=2;
nNewHdl++;
}
if (nPnt>0 && rXPoly.IsControl(nPnt-1)) {
Point aDiff;
USHORT nInsPos=nPnt-1;
aDiff=(rXPoly[nPnt]-rPos) /3;
rXPoly.Insert(nInsPos,rPos+aDiff,XPOLY_CONTROL);
rXPoly.Insert(nInsPos,rPos,XPOLY_SMOOTH);
aDiff=(rXPoly[nPnt-3]-rPos) /3;
rXPoly.Insert(nInsPos,rPos+aDiff,XPOLY_CONTROL);
rXPoly.CalcTangent(nInsPos+1,nInsPos,nInsPos+2);
} else {
rXPoly.Insert(nPnt,aPnt,XPOLY_NORMAL);
}
}
ImpForceKind();
return nNewHdl;
}
FASTBOOL SdrPathObj::NbcDelPoint(USHORT nHdlNum)
{
USHORT nPoly,nPnt;
if (FindPolyPnt(nHdlNum,nPoly,nPnt,FALSE)) {
XPolygon& rXPoly=aPathPolygon[nPoly];
FASTBOOL bClosed=IsClosed();
if (rXPoly.GetPointCount()>1) {
USHORT nPntMax=USHORT(rXPoly.GetPointCount()-1);
FASTBOOL bFrst=nPnt==0;
FASTBOOL bLast=nPnt==nPntMax;
FASTBOOL bPrevIsBez=!bFrst && rXPoly.IsControl(USHORT(nPnt-1));
FASTBOOL bNextIsBez=!bLast && rXPoly.IsControl(nPnt+1);
if (bClosed && bFrst) bPrevIsBez=rXPoly.IsControl(USHORT(nPntMax-1));
if (bClosed && bLast) bNextIsBez=rXPoly.IsControl(1);
USHORT nDelOfs=nPnt;
USHORT nDelAnz=0;
if (bPrevIsBez && bNextIsBez) { // Bezierpunkt mittendrin
if (bFrst || bLast) { // Bezierflaeche 1. Punkt
nDelAnz=3;
rXPoly[nPntMax-1]=rXPoly[2];
} else { // Bezierflaeche oder -linie mittendrin
nDelOfs--;
nDelAnz=3;
}
} else if (!bPrevIsBez && !bNextIsBez) { // Polygonpunkt oder Polylinepunkt (inkl. Anfangs-/Endpunkt)
nDelAnz=1;
} else if (!bClosed && bFrst && bNextIsBez) {
nDelAnz=3; // Bezierpunkt am Anfang der Bezierlinie
} else if (bClosed && bLast && bPrevIsBez) {
nDelOfs-=2; // Bezierpunkt am Ende der Bezierlinie
nDelAnz=3;
} else if (bPrevIsBez && !bNextIsBez) {
if (bFrst) {
nDelAnz=1; // Uebergang Kurve nach Linie
rXPoly.Remove(USHORT(nPntMax-2),2);
} else {
nDelAnz=3; // Uebergang Kurve nach Linie
nDelOfs-=2;
}
} else if (!bPrevIsBez && bNextIsBez) {
nDelAnz=3; // Uebergang Kurve nach Linie
}
if (nDelAnz!=0) rXPoly.Remove(nDelOfs,nDelAnz);
if (bClosed) { // letzten Punkt auf den Ersten setzen
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax>0) {
nPntMax--;
rXPoly[nPntMax]=rXPoly[0];
rXPoly.SetFlags(nPntMax,rXPoly.GetFlags(0));
}
}
}
if ((bClosed && rXPoly.GetPointCount()<3) || rXPoly.GetPointCount()<2) {
aPathPolygon.Remove(nPoly);
}
SetRectsDirty();
}
ImpForceKind();
return (aPathPolygon.Count()>0);
}
SdrObject* SdrPathObj::NbcRipPoint(USHORT nHdlNum, USHORT& rNewPt0Index)
{
SdrPathObj* pNewObj=NULL;
USHORT nPoly,nPnt;
if (FindPolyPnt(nHdlNum,nPoly,nPnt,FALSE)) {
if (nPoly>0) return NULL;
const XPolygon& rXPoly=aPathPolygon.GetObject(nPoly);
USHORT nPntAnz=rXPoly.GetPointCount();
if (nPntAnz<=1) return NULL;
USHORT nPntMax=USHORT(nPntAnz-1);
if (IsClosed() && nPntAnz>=1) {
XPolygon aNeuP(rXPoly);
USHORT nSrcCnt=nPnt;
USHORT nIdxCnt=0;
for (USHORT i=0; i<nPntMax; i++) {
if (nSrcCnt==0) rNewPt0Index=nIdxCnt; // Mitteilung an den Aufrufer: PtArray ist verschoben
aNeuP[i]=rXPoly[nSrcCnt];
aNeuP.SetFlags(i,rXPoly.GetFlags(nSrcCnt));
nSrcCnt++;
if (nSrcCnt>=nPntMax) nSrcCnt=0;
if (!rXPoly.IsControl(i)) nIdxCnt++;
}
aNeuP[nPntMax]=aNeuP[0];
aNeuP.SetFlags(nPntMax,aNeuP.GetFlags(0));
aPathPolygon.Replace(aNeuP,nPoly);
ImpSetClosed(FALSE);
} else if (nPntMax>=2 && nPnt>0 && nPnt<nPntMax) {
// Aus offener PolyLine zwei PolyLines erzeugen
pNewObj=(SdrPathObj*)Clone();
aPathPolygon[0].Remove(nPnt+1,nPntMax-nPnt);
SetRectsDirty();
(pNewObj->aPathPolygon)[0].Remove(0,nPnt);
pNewObj->SetRectsDirty();
}
}
ImpForceKind();
return pNewObj;
}
void SdrPathObj::NbcShut()
{
}
SdrObject* SdrPathObj::DoConvertToPolyObj(BOOL bBezier) const
{
SdrObject* pRet = ImpConvertMakeObj(aPathPolygon, IsClosed(), bBezier);
SdrPathObj* pPath = PTR_CAST(SdrPathObj, pRet);
if(pPath)
pPath->ConvertAllSegments(bBezier ? SDRPATH_CURVE : SDRPATH_LINE);
pRet = ImpConvertAddText(pRet, bBezier);
return pRet;
}
SdrObjGeoData* SdrPathObj::NewGeoData() const
{
return new SdrPathObjGeoData;
}
void SdrPathObj::SaveGeoData(SdrObjGeoData& rGeo) const
{
SdrTextObj::SaveGeoData(rGeo);
SdrPathObjGeoData& rPGeo = (SdrPathObjGeoData&) rGeo;
rPGeo.aPathPolygon=aPathPolygon;
rPGeo.eKind=eKind;
}
void SdrPathObj::RestGeoData(const SdrObjGeoData& rGeo)
{
SdrTextObj::RestGeoData(rGeo);
SdrPathObjGeoData& rPGeo=(SdrPathObjGeoData&)rGeo;
aPathPolygon=rPGeo.aPathPolygon;
eKind=rPGeo.eKind;
ImpForceKind(); // damit u.a. bClosed gesetzt wird
}
void SdrPathObj::WriteData(SvStream& rOut) const
{
SdrTextObj::WriteData(rOut);
SdrDownCompat aCompat(rOut,STREAM_WRITE); // Fuer Abwaertskompatibilitaet (Lesen neuer Daten mit altem Code)
#ifdef DBG_UTIL
aCompat.SetID("SdrPathObj");
#endif
{
SdrDownCompat aPathCompat(rOut,STREAM_WRITE); // ab V11 eingepackt
#ifdef DBG_UTIL
aPathCompat.SetID("SdrPathObj(PathPolygon)");
#endif
rOut<<aPathPolygon;
}
}
void SdrPathObj::ReadData(const SdrObjIOHeader& rHead, SvStream& rIn)
{
if (rIn.GetError()!=0) return;
SdrTextObj::ReadData(rHead,rIn);
SdrDownCompat aCompat(rIn,STREAM_READ); // Fuer Abwaertskompatibilitaet (Lesen neuer Daten mit altem Code)
#ifdef DBG_UTIL
aCompat.SetID("SdrPathObj");
#endif
aPathPolygon.Clear();
if (rHead.GetVersion()<=6 && (rHead.nIdentifier==OBJ_LINE || rHead.nIdentifier==OBJ_POLY || rHead.nIdentifier==OBJ_PLIN)) {
// SdrPolyObj importieren
switch (eKind) {
case OBJ_LINE: {
Polygon aP(2);
rIn>>aP[0];
rIn>>aP[1];
aPathPolygon=XPolyPolygon(PolyPolygon(aP));
} break;
case OBJ_PLIN: {
Polygon aP;
rIn>>aP;
aPathPolygon=XPolyPolygon(PolyPolygon(aP));
} break;
default: {
PolyPolygon aPoly;
rIn>>aPoly;
aPathPolygon=XPolyPolygon(aPoly);
// und nun die Polygone ggf. durch einfuegen eines weiteren Punktes schliessen
USHORT nPolyAnz=aPathPolygon.Count();
for (USHORT nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
const XPolygon& rPoly=aPathPolygon[nPolyNum];
USHORT nPointAnz=rPoly.GetPointCount();
aPathPolygon[nPolyNum].GetPointCount();
if (nPointAnz>=2 && rPoly[0]!=rPoly[USHORT(nPointAnz-1)]) {
Point aPt(rPoly[0]);
aPathPolygon[nPolyNum][nPointAnz]=aPt;
}
}
}
}
} else {
if (rHead.GetVersion()>=11) { // ab V11 ist das eingepackt
SdrDownCompat aPathCompat(rIn,STREAM_READ);
#ifdef DBG_UTIL
aPathCompat.SetID("SdrPathObj(PathPolygon)");
#endif
rIn>>aPathPolygon;
} else {
rIn>>aPathPolygon;
}
}
ImpForceKind(); // ggf. den richtigen Identifier herstellen.
}
void SdrPathObj::NbcSetPathPoly(const XPolyPolygon& rPathPoly)
{
aPathPolygon=rPathPoly;
ImpForceKind();
if (IsClosed()) {
USHORT nPolyAnz=aPathPolygon.Count();
for (USHORT nPolyNum=nPolyAnz; nPolyNum>0;) {
nPolyNum--;
const XPolygon& rConstXP=aPathPolygon[nPolyNum];
USHORT nPointAnz=rConstXP.GetPointCount();
if (nPointAnz!=0) {
Point aStartPt(rConstXP[0]);
if (rConstXP[nPointAnz-1]!=aStartPt) {
// Polygon schliessen (wird dabei um einen Punkt erweitert)
aPathPolygon[nPolyNum][nPointAnz]=aStartPt;
}
} else {
aPathPolygon.Remove(nPolyNum); // leere Polygone raus
}
}
}
SetRectsDirty();
}
void SdrPathObj::SetPathPoly(const XPolyPolygon& rPathPoly)
{
Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetBoundRect();
SendRepaintBroadcast();
NbcSetPathPoly(rPathPoly);
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}
void SdrPathObj::ToggleClosed(long nOpenDistance)
{
Rectangle aBoundRect0;
if(pUserCall != NULL)
aBoundRect0 = GetBoundRect();
FASTBOOL bClosed = IsClosed();
FASTBOOL bBCFlag = FALSE;
USHORT nPolyAnz = aPathPolygon.Count();
for(USHORT nPolyNum = 0; nPolyNum < nPolyAnz; nPolyNum++)
{
XPolygon& rXPoly = aPathPolygon[nPolyNum];
USHORT nPntAnz = rXPoly.GetPointCount();
if(nPntAnz >= 3)
{
USHORT nPntMax = nPntAnz-1;
if(!bBCFlag)
{
SendRepaintBroadcast();
bBCFlag = TRUE;
}
if(bClosed)
{
// Oeffnen
double fDist = rXPoly.CalcDistance(nPntMax, nPntMax-1);
if(fDist == 0)
fDist = 1;
double fRatio = (double)nOpenDistance / fDist;
Point aDiff = rXPoly[nPntMax-1] - rXPoly[nPntMax];
aDiff.X() = (long) (fRatio * aDiff.X());
aDiff.Y() = (long) (fRatio * aDiff.Y());
rXPoly[nPntMax] += aDiff;
}
else
{
// Schliessen
INT32 nDist0 = (INT32)(rXPoly.CalcDistance(nPntMax, 0) + 0.5);
if(nDist0 > nOpenDistance)
{
// Punkt hinzufuegen zum schliessen
nPntMax += 1;
}
rXPoly[nPntMax] = rXPoly[0];
ImpSetClosed(TRUE);
rXPoly.SetFlags(nPntMax, rXPoly.GetFlags(0));
if (rXPoly.IsSmooth(0))
rXPoly.CalcSmoothJoin(0, 1, nPntMax-1);
}
}
}
if(bBCFlag)
{
ImpSetClosed(!bClosed); // neuen ObjKind setzen
ImpForceKind(); // wg. Line->Poly->PolyLine statt Line->Poly->Line
SetRectsDirty();
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE, aBoundRect0);
}
}
XPolyFlags SdrPathObj::GetSmoothFlag(const SdrHdl* pHdl) const
{
XPolyFlags eRet=XPOLY_NORMAL;
if (pHdl!=NULL) {
USHORT nPnt=pHdl->GetPointNum();
const XPolygon& rXPoly=aPathPolygon[pHdl->GetPolyNum()];
eRet=rXPoly.GetFlags(nPnt);
}
return eRet;
}
void SdrPathObj::ImpSetSmoothFlag(USHORT nPolyNum, USHORT nPointNum, XPolyFlags eFlag)
{
if (eFlag==XPOLY_NORMAL || eFlag==XPOLY_SMOOTH || eFlag==XPOLY_SYMMTR) {
FASTBOOL bClosed=IsClosed();
USHORT nPnt=nPointNum;
XPolygon& rXPoly=aPathPolygon[nPolyNum];
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax==0) return;
nPntMax--;
rXPoly.SetFlags(nPnt,eFlag);
if (bClosed && nPnt==0) rXPoly.SetFlags(nPntMax,eFlag);
if (eFlag!=XPOLY_NORMAL) {
USHORT nPrev=nPnt;
USHORT nNext=nPnt+1;
if (nPrev==0 && bClosed) nPrev=nPntMax;
if (nNext>nPntMax && bClosed) nNext=1;
if (nPrev>0 && nNext<=nPntMax) {
nPrev--;
FASTBOOL bPrevIsBez=rXPoly.IsControl(nPrev);
FASTBOOL bNextIsBez=rXPoly.IsControl(nNext);
if (bPrevIsBez || bNextIsBez) {
if (bPrevIsBez && bNextIsBez) {
rXPoly.CalcTangent(nPnt,nPrev,nNext);
} else {
rXPoly.CalcSmoothJoin(nPnt,nPrev,nNext);
}
if (bClosed) {
if (nPnt==0) rXPoly.SetFlags(nPntMax,eFlag);
else if (nPnt==nPntMax) rXPoly.SetFlags(0,eFlag);
}
}
}
}
}
}
void SdrPathObj::NbcSetSmoothFlag(const SdrHdl* pHdl, XPolyFlags eFlag)
{
if (pHdl!=NULL) {
ImpSetSmoothFlag(pHdl->GetPolyNum(),pHdl->GetPointNum(),eFlag);
ImpForceKind();
SetRectsDirty();
}
}
void SdrPathObj::SetSmoothFlag(const SdrHdl* pHdl, XPolyFlags eFlag)
{
Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetBoundRect();
SendRepaintBroadcast();
NbcSetSmoothFlag(pHdl,eFlag);
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}
SdrPathType SdrPathObj::CanConvertSegment(const SdrHdl* pHdl) const
{
SdrPathType ePathType=SDRPATH_NONE;
if (pHdl!=NULL) {
const XPolygon& rXPoly=aPathPolygon[pHdl->GetPolyNum()];
USHORT nPnt=pHdl->GetPointNum();
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax>0) {
nPntMax--;
if (nPnt<nPntMax) {
if (rXPoly.IsControl(nPnt+1)) {
ePathType=SDRPATH_LINE;
} else {
ePathType=SDRPATH_CURVE;
}
}
}
}
return ePathType;
}
SdrPathType SdrPathObj::GetSegmentType(const SdrHdl* pHdl) const
{
SdrPathType ePathType=SDRPATH_NONE;
if (pHdl!=NULL) {
const XPolygon& rXPoly=aPathPolygon[pHdl->GetPolyNum()];
USHORT nPnt=pHdl->GetPointNum();
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax>0) {
nPntMax--;
if (nPnt<nPntMax) {
if (rXPoly.IsControl(nPnt+1)) {
ePathType=SDRPATH_CURVE;
} else {
ePathType=SDRPATH_LINE;
}
}
}
}
return ePathType;
}
void SdrPathObj::ConvertSegment(const SdrHdl* pHdl)
{
if (pHdl==NULL) return;
XPolygon& rXPoly = aPathPolygon[pHdl->GetPolyNum()];
USHORT nP1=pHdl->GetPointNum();
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax==0) return;
Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetBoundRect();
nPntMax--;
if (nP1<nPntMax) {
USHORT nP2=nP1+1;
SendRepaintBroadcast();
if (rXPoly.IsControl(nP2)) {
rXPoly.Remove(nP2, 2);
nPntMax -= 2;
} else {
Point aDiff = (rXPoly[nP2] - rXPoly[nP1]) / 3;
rXPoly.Insert(nP2, rXPoly[nP1] + aDiff, XPOLY_CONTROL);
aDiff *= 2;
rXPoly.Insert(nP2+1, rXPoly[nP1] + aDiff, XPOLY_CONTROL);
nP2 = nP1 + 3;
nPntMax += 2;
}
if (rXPoly.IsSmooth(nP1)) {
USHORT nPrev = nP1;
if (nP1>0) nPrev--;
else if (IsClosed()) nPrev=nPntMax-1;
if (nPrev!=nP1 && (rXPoly.IsControl(nPrev) || rXPoly.IsControl(nP1+1))) {
if (rXPoly.IsControl(nPrev) && rXPoly.IsControl(nP1+1)) {
rXPoly.CalcTangent(nP1,nPrev,nP1+1);
} else {
rXPoly.CalcSmoothJoin(nP1,nPrev,nP1+1);
}
}
}
if (rXPoly.IsSmooth(nP2)) {
USHORT nNext=nP2;
if (nP2<nPntMax) nNext++;
else if (IsClosed()) nNext=1;
if (nNext!=nP2 && (rXPoly.IsControl(nP2-1) || rXPoly.IsControl(nNext))) {
if (rXPoly.IsControl(nP2-1) && rXPoly.IsControl(nNext)) {
rXPoly.CalcTangent(nP2,nP2-1,nNext);
} else {
rXPoly.CalcSmoothJoin(nP2,nP2-1,nNext);
}
}
}
ImpForceKind();
SetRectsDirty();
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}
}
void SdrPathObj::ImpConvertSegment(USHORT nPolyNum, USHORT nPointNum, SdrPathType ePathType, FASTBOOL bIgnoreSmooth)
{
XPolygon& rXPoly=aPathPolygon[nPolyNum];
USHORT nP1=nPointNum;
USHORT nPntMax=rXPoly.GetPointCount();
if (nPntMax==0) return;
nPntMax--;
if (nP1<nPntMax) {
USHORT nP2=nP1+1;
FASTBOOL bIsCurve=rXPoly.IsControl(nP2);
if (ePathType!=SDRPATH_NONE) {
if ((bIsCurve && ePathType==SDRPATH_CURVE) ||
(!bIsCurve && ePathType==SDRPATH_LINE)) return; // Wandlung nicht erforderlich
}
if (bIsCurve) {
rXPoly.Remove(nP2,2);
nPntMax-=2;
} else {
Point aDiff=(rXPoly[nP2]-rXPoly[nP1])/3;
rXPoly.Insert(nP2,rXPoly[nP1]+aDiff,XPOLY_CONTROL);
aDiff*=2;
rXPoly.Insert(nP2+1,rXPoly[nP1]+aDiff,XPOLY_CONTROL);
nP2=nP1+3;
nPntMax+=2;
}
if (!bIgnoreSmooth) {
if (rXPoly.IsSmooth(nP1)) {
USHORT nPrev=nP1;
if (nP1>0) nPrev--;
else if (IsClosed()) nPrev=nPntMax-1;
if (nPrev!=nP1 && (rXPoly.IsControl(nPrev) || rXPoly.IsControl(nP1+1))) {
if (rXPoly.IsControl(nPrev) && rXPoly.IsControl(nP1+1)) {
rXPoly.CalcTangent(nP1, nPrev, nP1+1);
} else {
rXPoly.CalcSmoothJoin(nP1,nPrev,nP1+1);
}
}
}
if (rXPoly.IsSmooth(nP2)) {
USHORT nNext=nP2;
if (nP2<nPntMax) nNext++;
else if (IsClosed()) nNext=1;
if (nNext!=nP2 && (rXPoly.IsControl(nP2-1) || rXPoly.IsControl(nNext))) {
if (rXPoly.IsControl(nP2-1) && rXPoly.IsControl(nNext)) {
rXPoly.CalcTangent(nP2,nP2-1,nNext);
} else {
rXPoly.CalcSmoothJoin(nP2,nP2-1,nNext);
}
}
}
}
}
}
void SdrPathObj::NbcConvertSegment(const SdrHdl* pHdl, SdrPathType ePathType, FASTBOOL bIgnoreSmooth)
{
if (pHdl!=NULL) {
ImpConvertSegment(pHdl->GetPolyNum(),pHdl->GetPointNum(),ePathType,bIgnoreSmooth);
ImpForceKind(); // ebenso impl. an der SdrPolyEditView
SetRectsDirty();
}
}
void SdrPathObj::ConvertSegment(const SdrHdl* pHdl, SdrPathType ePathType, FASTBOOL bIgnoreSmooth)
{
Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetBoundRect();
SendRepaintBroadcast();
NbcConvertSegment(pHdl,ePathType,bIgnoreSmooth);
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}
void SdrPathObj::ConvertAllSegments(SdrPathType ePathType)
{
Rectangle aBoundRect0; if (pUserCall!=NULL) aBoundRect0=GetBoundRect();
FASTBOOL bBroadcastFlg=FALSE;
FASTBOOL bClosed=IsClosed();
// von hinten anfangen, da evtl. Punkte geloescht oder eingefuegt werden
USHORT nPoly=aPathPolygon.Count();
while (nPoly>0) {
nPoly--;
XPolygon& rXPoly=aPathPolygon[nPoly];
USHORT nPnt=rXPoly.GetPointCount()-1;
FASTBOOL bSmoothFlg=FALSE;
while (nPnt>0) {
if (rXPoly.IsControl(nPnt-1)) {
if (nPnt<3) {
nPnt=0; // enddeckt durch #35912#. Nun Sicherheitsabfrage
DBG_ERROR("SdrPathObj::ConvertAllSegments(): Ungueltige Kontrollpunktanordnung endeckt!");
} else {
nPnt-=3;
}
if (ePathType==SDRPATH_LINE || ePathType==SDRPATH_NONE) {
if (!bBroadcastFlg) { SendRepaintBroadcast(); bBroadcastFlg=TRUE; }
bSmoothFlg=TRUE;
ImpConvertSegment(nPoly,nPnt,ePathType,TRUE);
}
} else {
nPnt--;
if (ePathType==SDRPATH_CURVE || ePathType==SDRPATH_NONE) {
if (!bBroadcastFlg) { SendRepaintBroadcast(); bBroadcastFlg=TRUE; }
bSmoothFlg=TRUE;
ImpConvertSegment(nPoly,nPnt,ePathType,TRUE);
}
}
}
if (bSmoothFlg) { // und nun die Kontrollpunkte nach Smoothbedingung korregieren
nPnt=rXPoly.GetPointCount();
FASTBOOL bLast=TRUE;
FASTBOOL bLastIsCurve=FALSE;
while (nPnt>0) {
FASTBOOL bCurve=rXPoly.IsControl(nPnt-1);
if (bCurve) {
if (nPnt<3) {
nPnt=0; // enddeckt durch #35912#. Nun Sicherheitsabfrage
DBG_ERROR("SdrPathObj::ConvertAllSegments(): Ungueltige Kontrollpunktanordnung endeckt!");
} else {
nPnt-=3;
}
} else nPnt--;
if (bLast) {
bLast=FALSE; // den Letzten Punkt ignorieren, denn da hat Smooth eh keinen Einfluss
bLastIsCurve=bCurve;
} else {
if (rXPoly.IsSmooth(nPnt) &&
(bCurve || // dahinter eine Kurve
(nPnt>0 && rXPoly.IsControl(nPnt-1)) || // oder davor eine Kurve
(bClosed && nPnt==0 && bLastIsCurve)))
{
XPolyFlags eSmooth=rXPoly.GetFlags(nPnt);
rXPoly.SetFlags(nPnt,XPOLY_NORMAL); // damit ImpSetSmoothFlag() was tut
ImpSetSmoothFlag(nPoly,nPnt,eSmooth);
}
}
}
}
}
if (bBroadcastFlg) {
ImpForceKind();
SetRectsDirty();
SetChanged();
SendRepaintBroadcast();
SendUserCall(SDRUSERCALL_RESIZE,aBoundRect0);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
//
// transformation interface for StarOfficeAPI. This implements support for
// homogen 3x3 matrices containing the transformation of the SdrObject. At the
// moment it contains a shearX, rotation and translation, but for setting all linear
// transforms like Scale, ShearX, ShearY, Rotate and Translate are supported.
//
////////////////////////////////////////////////////////////////////////////////////////////////////
// gets base transformation and rectangle of object. If it's an SdrPathObj it fills the PolyPolygon
// with the base geometry and returns TRUE. Otherwise it returns FALSE.
BOOL SdrPathObj::TRGetBaseGeometry(Matrix3D& rMat, XPolyPolygon& rPolyPolygon) const
{
double fRotate;
double fShear;
Rectangle aRectangle;
if(eKind==OBJ_LINE)
{
// #85920# special handling for single line mode (2 points)
XPolygon aLine(2);
aLine[0] = GetPoint(0);
aLine[1] = GetPoint(1);
rPolyPolygon.Clear();
rPolyPolygon.Insert(aLine);
aRectangle = rPolyPolygon.GetBoundRect();
// fill in values
fRotate = fShear = 0.0;
}
else
{
// get turn and shear
fRotate = (aGeo.nDrehWink / 100.0) * F_PI180;
fShear = (aGeo.nShearWink / 100.0) * F_PI180;
// get path, remove rotate and shear
rPolyPolygon = GetPathPoly();
if(aGeo.nDrehWink)
RotateXPoly(rPolyPolygon, Point(), -aGeo.nSin, aGeo.nCos);
aRectangle = rPolyPolygon.GetBoundRect();
Point aTmp(aRectangle.TopLeft());
if(aGeo.nShearWink)
{
ShearXPoly(rPolyPolygon, aTmp, -aGeo.nTan, FALSE);
aRectangle = rPolyPolygon.GetBoundRect();
aTmp = aRectangle.TopLeft();
}
RotatePoint(aTmp, Point(), aGeo.nSin, aGeo.nCos);
aTmp -= aRectangle.TopLeft();
// polygon to base position
rPolyPolygon.Move(aTmp.X(), aTmp.Y());
// get bound rect for values
aRectangle = rPolyPolygon.GetBoundRect();
}
// fill in values
Vector2D aScale((double)aRectangle.GetWidth(), (double)aRectangle.GetHeight());
Vector2D aTranslate((double)aRectangle.Left(), (double)aRectangle.Top());
// polygon to (0,0)
rPolyPolygon.Move(-aRectangle.Left(), -aRectangle.Top());
// position maybe relative to anchorpos, convert
if( pModel->IsWriter() )
{
if(GetAnchorPos().X() != 0 || GetAnchorPos().Y() != 0)
aTranslate -= Vector2D(GetAnchorPos().X(), GetAnchorPos().Y());
}
// force MapUnit to 100th mm
SfxMapUnit eMapUnit = pModel->GetItemPool().GetMetric(0);
if(eMapUnit != SFX_MAPUNIT_100TH_MM)
{
switch(eMapUnit)
{
case SFX_MAPUNIT_TWIP :
{
// position
// #104018#
aTranslate.X() = ImplTwipsToMM(aTranslate.X());
aTranslate.Y() = ImplTwipsToMM(aTranslate.Y());
// size
// #104018#
aScale.X() = ImplTwipsToMM(aScale.X());
aScale.Y() = ImplTwipsToMM(aScale.Y());
// polygon
for(sal_uInt16 a(0); a < rPolyPolygon.Count(); a++)
{
XPolygon& rPoly = rPolyPolygon[a];
for(sal_uInt16 b(0); b < rPoly.GetPointCount(); b++)
{
rPoly[b].X() = ImplTwipsToMM(rPoly[b].X());
rPoly[b].Y() = ImplTwipsToMM(rPoly[b].Y());
}
}
break;
}
default:
{
DBG_ERROR("TRGetBaseGeometry: Missing unit translation to 100th mm!");
}
}
}
// build matrix
rMat.Identity();
if(aScale.X() != 1.0 || aScale.Y() != 1.0)
rMat.Scale(aScale.X(), aScale.Y());
if(fShear != 0.0)
rMat.ShearX(tan(fShear));
if(fRotate != 0.0)
rMat.Rotate(fRotate);
if(aTranslate.X() != 0.0 || aTranslate.Y() != 0.0)
rMat.Translate(aTranslate.X(), aTranslate.Y());
return TRUE;
}
// sets the base geometry of the object using infos contained in the homogen 3x3 matrix.
// If it's an SdrPathObj it will use the provided geometry information. The Polygon has
// to use (0,0) as upper left and will be scaled to the given size in the matrix.
void SdrPathObj::TRSetBaseGeometry(const Matrix3D& rMat, const XPolyPolygon& rPolyPolygon)
{
// break up matrix
Vector2D aScale, aTranslate;
double fShear, fRotate;
rMat.DecomposeAndCorrect(aScale, fShear, fRotate, aTranslate);
// copy poly
XPolyPolygon aNewPolyPolygon(rPolyPolygon);
// reset object shear and rotations
aGeo.nDrehWink = 0;
aGeo.RecalcSinCos();
aGeo.nShearWink = 0;
aGeo.RecalcTan();
// force metric to pool metric
SfxMapUnit eMapUnit = pModel->GetItemPool().GetMetric(0);
if(eMapUnit != SFX_MAPUNIT_100TH_MM)
{
switch(eMapUnit)
{
case SFX_MAPUNIT_TWIP :
{
// position
// #104018#
aTranslate.X() = ImplMMToTwips(aTranslate.X());
aTranslate.Y() = ImplMMToTwips(aTranslate.Y());
// size
// #104018#
aScale.X() = ImplMMToTwips(aScale.X());
aScale.Y() = ImplMMToTwips(aScale.Y());
// polygon
for(sal_uInt16 a(0); a < aNewPolyPolygon.Count(); a++)
{
XPolygon& rPoly = aNewPolyPolygon[a];
for(sal_uInt16 b(0); b < rPoly.GetPointCount(); b++)
{
rPoly[b].X() = ImplMMToTwips(rPoly[b].X());
rPoly[b].Y() = ImplMMToTwips(rPoly[b].Y());
}
}
break;
}
default:
{
DBG_ERROR("TRSetBaseGeometry: Missing unit translation to PoolMetric!");
}
}
}
if( pModel->IsWriter() )
{
// if anchor is used, make position relative to it
if(GetAnchorPos().X() != 0 || GetAnchorPos().Y() != 0)
aTranslate -= Vector2D(GetAnchorPos().X(), GetAnchorPos().Y());
}
// set PathPoly and get type
SetPathPoly(aNewPolyPolygon);
if(eKind==OBJ_LINE)
{
// #85920# special handling for single line mode (2 points)
Point aPoint1 = aNewPolyPolygon[0][0];
Point aPoint2 = aNewPolyPolygon[0][1];
// shear?
if(fShear != 0.0)
{
GeoStat aGeoStat;
aGeoStat.nShearWink = FRound((atan(fShear) / F_PI180) * 100.0);
aGeoStat.RecalcTan();
ShearPoint(aPoint1, Point(), aGeoStat.nTan, FALSE);
ShearPoint(aPoint2, Point(), aGeoStat.nTan, FALSE);
}
// rotation?
if(fRotate != 0.0)
{
GeoStat aGeoStat;
aGeoStat.nDrehWink = FRound((fRotate / F_PI180) * 100.0);
aGeoStat.RecalcSinCos();
RotatePoint(aPoint1, Point(), aGeoStat.nSin, aGeoStat.nCos);
RotatePoint(aPoint2, Point(), aGeoStat.nSin, aGeoStat.nCos);
}
// translate?
if(aTranslate.X() != 0.0 || aTranslate.Y() != 0.0)
{
Point aOffset((sal_Int32)FRound(aTranslate.X()), (sal_Int32)FRound(aTranslate.Y()));
aPoint1 += aOffset;
aPoint2 += aOffset;
}
// put points back to poly
aNewPolyPolygon[0][0] = aPoint1;
aNewPolyPolygon[0][1] = aPoint2;
// set PathPoly again; this sets all of JOEs old needed stati and values
SetPathPoly(aNewPolyPolygon);
}
else
{
// shear?
if(fShear != 0.0)
{
GeoStat aGeoStat;
aGeoStat.nShearWink = FRound((atan(fShear) / F_PI180) * 100.0);
aGeoStat.RecalcTan();
Shear(Point(), aGeoStat.nShearWink, aGeoStat.nTan, FALSE);
}
// rotation?
if(fRotate != 0.0)
{
GeoStat aGeoStat;
aGeoStat.nDrehWink = FRound((fRotate / F_PI180) * 100.0);
aGeoStat.RecalcSinCos();
Rotate(Point(), aGeoStat.nDrehWink, aGeoStat.nSin, aGeoStat.nCos);
}
// translate?
if(aTranslate.X() != 0.0 || aTranslate.Y() != 0.0)
{
Move(Size(
(sal_Int32)FRound(aTranslate.X()),
(sal_Int32)FRound(aTranslate.Y())));
}
}
}
// EOF