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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: svdglue.cxx,v $
* $Revision: 1.14 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <tools/debug.hxx>
#include <svx/svdglue.hxx>
#include <svx/svdobj.hxx>
#include <svx/svdtrans.hxx>
////////////////////////////////////////////////////////////////////////////////////////////////////
void SdrGluePoint::SetReallyAbsolute(FASTBOOL bOn, const SdrObject& rObj)
{
if ( bReallyAbsolute != bOn )
{
if ( bOn )
{
aPos=GetAbsolutePos(rObj);
bReallyAbsolute=bOn;
}
else
{
bReallyAbsolute=bOn;
Point aPt(aPos);
SetAbsolutePos(aPt,rObj);
}
}
}
Point SdrGluePoint::GetAbsolutePos(const SdrObject& rObj) const
{
if (bReallyAbsolute) return aPos;
Rectangle aSnap(rObj.GetSnapRect());
Rectangle aBound(rObj.GetSnapRect());
Point aPt(aPos);
Point aOfs(aSnap.Center());
switch (GetHorzAlign()) {
case SDRHORZALIGN_LEFT : aOfs.X()=aSnap.Left(); break;
case SDRHORZALIGN_RIGHT : aOfs.X()=aSnap.Right(); break;
}
switch (GetVertAlign()) {
case SDRVERTALIGN_TOP : aOfs.Y()=aSnap.Top(); break;
case SDRVERTALIGN_BOTTOM: aOfs.Y()=aSnap.Bottom(); break;
}
if (!bNoPercent) {
long nXMul=aSnap.Right()-aSnap.Left();
long nYMul=aSnap.Bottom()-aSnap.Top();
long nXDiv=10000;
long nYDiv=10000;
if (nXMul!=nXDiv) {
aPt.X()*=nXMul;
aPt.X()/=nXDiv;
}
if (nYMul!=nYDiv) {
aPt.Y()*=nYMul;
aPt.Y()/=nYDiv;
}
}
aPt+=aOfs;
// Und nun auf's BoundRect des Objekts begrenzen
if (aPt.X()<aBound.Left ()) aPt.X()=aBound.Left ();
if (aPt.X()>aBound.Right ()) aPt.X()=aBound.Right ();
if (aPt.Y()<aBound.Top ()) aPt.Y()=aBound.Top ();
if (aPt.Y()>aBound.Bottom()) aPt.Y()=aBound.Bottom();
return aPt;
}
void SdrGluePoint::SetAbsolutePos(const Point& rNewPos, const SdrObject& rObj)
{
if (bReallyAbsolute) {
aPos=rNewPos;
return;
}
Rectangle aSnap(rObj.GetSnapRect());
Point aPt(rNewPos);
Point aOfs(aSnap.Center());
switch (GetHorzAlign()) {
case SDRHORZALIGN_LEFT : aOfs.X()=aSnap.Left(); break;
case SDRHORZALIGN_RIGHT : aOfs.X()=aSnap.Right(); break;
}
switch (GetVertAlign()) {
case SDRVERTALIGN_TOP : aOfs.Y()=aSnap.Top(); break;
case SDRVERTALIGN_BOTTOM: aOfs.Y()=aSnap.Bottom(); break;
}
aPt-=aOfs;
if (!bNoPercent) {
long nXMul=aSnap.Right()-aSnap.Left();
long nYMul=aSnap.Bottom()-aSnap.Top();
if (nXMul==0) nXMul=1;
if (nYMul==0) nYMul=1;
long nXDiv=10000;
long nYDiv=10000;
if (nXMul!=nXDiv) {
aPt.X()*=nXDiv;
aPt.X()/=nXMul;
}
if (nYMul!=nYDiv) {
aPt.Y()*=nYDiv;
aPt.Y()/=nYMul;
}
}
aPos=aPt;
}
long SdrGluePoint::GetAlignAngle() const
{
switch (nAlign) {
case SDRHORZALIGN_CENTER|SDRVERTALIGN_CENTER: return 0; // Invalid!
case SDRHORZALIGN_RIGHT |SDRVERTALIGN_CENTER: return 0;
case SDRHORZALIGN_RIGHT |SDRVERTALIGN_TOP : return 4500;
case SDRHORZALIGN_CENTER|SDRVERTALIGN_TOP : return 9000;
case SDRHORZALIGN_LEFT |SDRVERTALIGN_TOP : return 13500;
case SDRHORZALIGN_LEFT |SDRVERTALIGN_CENTER: return 18000;
case SDRHORZALIGN_LEFT |SDRVERTALIGN_BOTTOM: return 22500;
case SDRHORZALIGN_CENTER|SDRVERTALIGN_BOTTOM: return 27000;
case SDRHORZALIGN_RIGHT |SDRVERTALIGN_BOTTOM: return 31500;
} // switch
return 0;
}
void SdrGluePoint::SetAlignAngle(long nWink)
{
nWink=NormAngle360(nWink);
if (nWink>=33750 || nWink<2250) nAlign=SDRHORZALIGN_RIGHT |SDRVERTALIGN_CENTER;
else if (nWink< 6750) nAlign=SDRHORZALIGN_RIGHT |SDRVERTALIGN_TOP ;
else if (nWink<11250) nAlign=SDRHORZALIGN_CENTER|SDRVERTALIGN_TOP ;
else if (nWink<15750) nAlign=SDRHORZALIGN_LEFT |SDRVERTALIGN_TOP ;
else if (nWink<20250) nAlign=SDRHORZALIGN_LEFT |SDRVERTALIGN_CENTER;
else if (nWink<24750) nAlign=SDRHORZALIGN_LEFT |SDRVERTALIGN_BOTTOM;
else if (nWink<29250) nAlign=SDRHORZALIGN_CENTER|SDRVERTALIGN_BOTTOM;
else if (nWink<33750) nAlign=SDRHORZALIGN_RIGHT |SDRVERTALIGN_BOTTOM;
}
long SdrGluePoint::EscDirToAngle(USHORT nEsc) const
{
switch (nEsc) {
case SDRESC_RIGHT : return 0;
case SDRESC_TOP : return 9000;
case SDRESC_LEFT : return 18000;
case SDRESC_BOTTOM: return 27000;
} // switch
return 0;
}
USHORT SdrGluePoint::EscAngleToDir(long nWink) const
{
nWink=NormAngle360(nWink);
if (nWink>=31500 || nWink<4500) return SDRESC_RIGHT;
if (nWink<13500) return SDRESC_TOP;
if (nWink<22500) return SDRESC_LEFT;
if (nWink<31500) return SDRESC_BOTTOM;
return 0;
}
void SdrGluePoint::Rotate(const Point& rRef, long nWink, double sn, double cs, const SdrObject* pObj)
{
Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos());
RotatePoint(aPt,rRef,sn,cs);
// Bezugskante drehen
if(nAlign != (SDRHORZALIGN_CENTER|SDRVERTALIGN_CENTER))
{
SetAlignAngle(GetAlignAngle()+nWink);
}
// Austrittsrichtungen drehen
USHORT nEscDir0=nEscDir;
USHORT nEscDir1=0;
if ((nEscDir0&SDRESC_LEFT )!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_LEFT )+nWink);
if ((nEscDir0&SDRESC_TOP )!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_TOP )+nWink);
if ((nEscDir0&SDRESC_RIGHT )!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_RIGHT )+nWink);
if ((nEscDir0&SDRESC_BOTTOM)!=0) nEscDir1|=EscAngleToDir(EscDirToAngle(SDRESC_BOTTOM)+nWink);
nEscDir=nEscDir1;
if (pObj!=NULL) SetAbsolutePos(aPt,*pObj); else SetPos(aPt);
}
void SdrGluePoint::Mirror(const Point& rRef1, const Point& rRef2, const SdrObject* pObj)
{
Point aPt(rRef2); aPt-=rRef1;
long nWink=GetAngle(aPt);
Mirror(rRef1,rRef2,nWink,pObj);
}
void SdrGluePoint::Mirror(const Point& rRef1, const Point& rRef2, long nWink, const SdrObject* pObj)
{
Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos());
MirrorPoint(aPt,rRef1,rRef2);
// Bezugskante spiegeln
if(nAlign != (SDRHORZALIGN_CENTER|SDRVERTALIGN_CENTER))
{
long nAW=GetAlignAngle();
nAW+=2*(nWink-nAW);
SetAlignAngle(nAW);
}
// Austrittsrichtungen spiegeln
USHORT nEscDir0=nEscDir;
USHORT nEscDir1=0;
if ((nEscDir0&SDRESC_LEFT)!=0) {
long nEW=EscDirToAngle(SDRESC_LEFT);
nEW+=2*(nWink-nEW);
nEscDir1|=EscAngleToDir(nEW);
}
if ((nEscDir0&SDRESC_TOP)!=0) {
long nEW=EscDirToAngle(SDRESC_TOP);
nEW+=2*(nWink-nEW);
nEscDir1|=EscAngleToDir(nEW);
}
if ((nEscDir0&SDRESC_RIGHT)!=0) {
long nEW=EscDirToAngle(SDRESC_RIGHT);
nEW+=2*(nWink-nEW);
nEscDir1|=EscAngleToDir(nEW);
}
if ((nEscDir0&SDRESC_BOTTOM)!=0) {
long nEW=EscDirToAngle(SDRESC_BOTTOM);
nEW+=2*(nWink-nEW);
nEscDir1|=EscAngleToDir(nEW);
}
nEscDir=nEscDir1;
if (pObj!=NULL) SetAbsolutePos(aPt,*pObj); else SetPos(aPt);
}
void SdrGluePoint::Shear(const Point& rRef, long /*nWink*/, double tn, FASTBOOL bVShear, const SdrObject* pObj)
{
Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos());
ShearPoint(aPt,rRef,tn,bVShear);
if (pObj!=NULL) SetAbsolutePos(aPt,*pObj); else SetPos(aPt);
}
void SdrGluePoint::Draw(OutputDevice& rOut, const SdrObject* pObj) const
{
Color aBackPenColor(COL_WHITE);
Color aForePenColor(COL_LIGHTBLUE);
bool bMapMerk=rOut.IsMapModeEnabled();
Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos());
aPt=rOut.LogicToPixel(aPt);
rOut.EnableMapMode(FALSE);
long x=aPt.X(),y=aPt.Y(); // Groesse erstmal fest auf 7 Pixel
rOut.SetLineColor( aBackPenColor );
rOut.DrawLine(Point(x-2,y-3),Point(x+3,y+2));
rOut.DrawLine(Point(x-3,y-2),Point(x+2,y+3));
rOut.DrawLine(Point(x-3,y+2),Point(x+2,y-3));
rOut.DrawLine(Point(x-2,y+3),Point(x+3,y-2));
if (bNoPercent)
{
switch (GetHorzAlign())
{
case SDRHORZALIGN_LEFT : rOut.DrawLine(Point(x-3,y-1),Point(x-3,y+1)); break;
case SDRHORZALIGN_RIGHT : rOut.DrawLine(Point(x+3,y-1),Point(x+3,y+1)); break;
}
switch (GetVertAlign())
{
case SDRVERTALIGN_TOP : rOut.DrawLine(Point(x-1,y-3),Point(x+1,y-3)); break;
case SDRVERTALIGN_BOTTOM: rOut.DrawLine(Point(x-1,y+3),Point(x+1,y+3)); break;
}
}
rOut.SetLineColor( aForePenColor );
rOut.DrawLine(Point(x-2,y-2),Point(x+2,y+2));
rOut.DrawLine(Point(x-2,y+2),Point(x+2,y-2));
rOut.EnableMapMode(bMapMerk);
}
void SdrGluePoint::Invalidate(Window& rWin, const SdrObject* pObj) const
{
bool bMapMerk=rWin.IsMapModeEnabled();
Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos());
aPt=rWin.LogicToPixel(aPt);
rWin.EnableMapMode(FALSE);
long x=aPt.X(),y=aPt.Y(); // Groesse erstmal fest auf 7 Pixel
// #111096#
// do not erase background, that causes flicker (!)
rWin.Invalidate(Rectangle(Point(x-3,y-3),Point(x+3,y+3)), INVALIDATE_NOERASE);
rWin.EnableMapMode(bMapMerk);
}
FASTBOOL SdrGluePoint::IsHit(const Point& rPnt, const OutputDevice& rOut, const SdrObject* pObj) const
{
Point aPt(pObj!=NULL ? GetAbsolutePos(*pObj) : GetPos());
Size aSiz=rOut.PixelToLogic(Size(3,3));
Rectangle aRect(aPt.X()-aSiz.Width(),aPt.Y()-aSiz.Height(),aPt.X()+aSiz.Width(),aPt.Y()+aSiz.Height());
return aRect.IsInside(rPnt);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void SdrGluePointList::Clear()
{
USHORT nAnz=GetCount();
for (USHORT i=0; i<nAnz; i++) {
delete GetObject(i);
}
aList.Clear();
}
void SdrGluePointList::operator=(const SdrGluePointList& rSrcList)
{
if (GetCount()!=0) Clear();
USHORT nAnz=rSrcList.GetCount();
for (USHORT i=0; i<nAnz; i++) {
Insert(rSrcList[i]);
}
}
// Die Id's der Klebepunkte in der Liste sind stets streng monoton steigend!
// Ggf. wird dem neuen Klebepunkt eine neue Id zugewiesen (wenn diese bereits
// vergeben ist). Die Id 0 ist reserviert.
USHORT SdrGluePointList::Insert(const SdrGluePoint& rGP)
{
SdrGluePoint* pGP=new SdrGluePoint(rGP);
USHORT nId=pGP->GetId();
USHORT nAnz=GetCount();
USHORT nInsPos=nAnz;
USHORT nLastId=nAnz!=0 ? GetObject(nAnz-1)->GetId() : 0;
DBG_ASSERT(nLastId>=nAnz,"SdrGluePointList::Insert(): nLastId<nAnz");
FASTBOOL bHole=nLastId>nAnz;
if (nId<=nLastId) {
if (!bHole || nId==0) {
nId=nLastId+1;
} else {
FASTBOOL bBrk=FALSE;
for (USHORT nNum=0; nNum<nAnz && !bBrk; nNum++) {
const SdrGluePoint* pGP2=GetObject(nNum);
USHORT nTmpId=pGP2->GetId();
if (nTmpId==nId) {
nId=nLastId+1; // bereits vorhanden
bBrk=TRUE;
}
if (nTmpId>nId) {
nInsPos=nNum; // Hier einfuegen (einsortieren)
bBrk=TRUE;
}
}
}
pGP->SetId(nId);
}
aList.Insert(pGP,nInsPos);
return nInsPos;
}
void SdrGluePointList::Invalidate(Window& rWin, const SdrObject* pObj) const
{
USHORT nAnz=GetCount();
for (USHORT nNum=0; nNum<nAnz; nNum++) {
GetObject(nNum)->Invalidate(rWin,pObj);
}
}
USHORT SdrGluePointList::FindGluePoint(USHORT nId) const
{
// Hier noch einen optimaleren Suchalgorithmus implementieren.
// Die Liste sollte stets sortiert sein!!!!
USHORT nAnz=GetCount();
USHORT nRet=SDRGLUEPOINT_NOTFOUND;
for (USHORT nNum=0; nNum<nAnz && nRet==SDRGLUEPOINT_NOTFOUND; nNum++) {
const SdrGluePoint* pGP=GetObject(nNum);
if (pGP->GetId()==nId) nRet=nNum;
}
return nRet;
}
USHORT SdrGluePointList::HitTest(const Point& rPnt, const OutputDevice& rOut, const SdrObject* pObj, FASTBOOL bBack, FASTBOOL bNext, USHORT nId0) const
{
USHORT nAnz=GetCount();
USHORT nRet=SDRGLUEPOINT_NOTFOUND;
USHORT nNum=bBack ? 0 : nAnz;
while ((bBack ? nNum<nAnz : nNum>0) && nRet==SDRGLUEPOINT_NOTFOUND) {
if (!bBack) nNum--;
const SdrGluePoint* pGP=GetObject(nNum);
if (bNext) {
if (pGP->GetId()==nId0) bNext=FALSE;
} else {
if (pGP->IsHit(rPnt,rOut,pObj)) nRet=nNum;
}
if (bBack) nNum++;
}
return nRet;
}
void SdrGluePointList::SetReallyAbsolute(FASTBOOL bOn, const SdrObject& rObj)
{
USHORT nAnz=GetCount();
for (USHORT nNum=0; nNum<nAnz; nNum++) {
GetObject(nNum)->SetReallyAbsolute(bOn,rObj);
}
}
void SdrGluePointList::Rotate(const Point& rRef, long nWink, double sn, double cs, const SdrObject* pObj)
{
USHORT nAnz=GetCount();
for (USHORT nNum=0; nNum<nAnz; nNum++) {
GetObject(nNum)->Rotate(rRef,nWink,sn,cs,pObj);
}
}
void SdrGluePointList::Mirror(const Point& rRef1, const Point& rRef2, const SdrObject* pObj)
{
Point aPt(rRef2); aPt-=rRef1;
long nWink=GetAngle(aPt);
Mirror(rRef1,rRef2,nWink,pObj);
}
void SdrGluePointList::Mirror(const Point& rRef1, const Point& rRef2, long nWink, const SdrObject* pObj)
{
USHORT nAnz=GetCount();
for (USHORT nNum=0; nNum<nAnz; nNum++) {
GetObject(nNum)->Mirror(rRef1,rRef2,nWink,pObj);
}
}
void SdrGluePointList::Shear(const Point& rRef, long nWink, double tn, FASTBOOL bVShear, const SdrObject* pObj)
{
USHORT nAnz=GetCount();
for (USHORT nNum=0; nNum<nAnz; nNum++) {
GetObject(nNum)->Shear(rRef,nWink,tn,bVShear,pObj);
}
}
// eof
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