diff -r 000000000000 -r e37153bea487 branchobj.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/branchobj.cpp	Thu Jul 17 09:27:20 2008 +0000
@@ -0,0 +1,1184 @@
+#include "branchobj.h"
+#include "texteditor.h"
+#include "mapeditor.h"
+#include "mainwindow.h"
+
+extern TextEditor *textEditor;
+extern Main *mainWindow;
+extern FlagRowObj *standardFlagsDefault;
+extern QAction *actionEditOpenURL;
+
+
+/////////////////////////////////////////////////////////////////
+// BranchObj
+/////////////////////////////////////////////////////////////////
+
+BranchObj* BranchObj::itLast=NULL;
+
+
+BranchObj::BranchObj () :OrnamentedObj()
+{
+//    cout << "Const BranchObj ()\n";
+    setParObj (this);	
+    init();
+    depth=-1;
+}
+
+BranchObj::BranchObj (QCanvas* c):OrnamentedObj (c)
+{
+//    cout << "Const BranchObj (c)  called from MapCenterObj (c)\n";
+    canvas=c;
+}
+
+BranchObj::BranchObj (QCanvas* c, LinkableMapObj* p):OrnamentedObj (c)
+{
+//    cout << "Const BranchObj (c,p)\n";
+    canvas=c;
+    setParObj (p);	
+    depth=p->getDepth()+1;
+	if (depth==1)
+		// Calc angle to mapCenter if I am a mainbranch
+		// needed for reordering the mainbranches clockwise 
+		// around mapcenter 
+		angle=getAngle (QPoint ((int)(x() - parObj->getChildPos().x() ), 
+								(int)(y() - parObj->getChildPos().y() ) ) );
+    init();
+}
+
+BranchObj::~BranchObj ()
+{
+    //cout << "Destr BranchObj\n";
+	// Check, if this branch was the last child to be deleted
+	// If so, unset the scrolled flags
+
+	BranchObj *po=(BranchObj*)(parObj);
+	if (po)
+	{
+		BranchObj *bo=((BranchObj*)(parObj))->getLastBranch();
+		if (!bo) po->unScroll();
+	}
+}
+
+bool BranchObj::operator< ( const BranchObj & other )
+{
+    return  angle < other.angle;
+}
+
+bool BranchObj::operator== ( const BranchObj & other )
+{
+    return angle == other.angle;
+}
+
+int BranchObjPtrList::compareItems ( QPtrCollection::Item i, QPtrCollection::Item j)
+{
+	// Make sure PtrList::find works
+	if (i==j) return 0;
+
+	if ( ((BranchObj*)(i))->angle > ((BranchObj*)(j))->angle )
+		return 1;
+	else
+		return -1;
+}
+
+void BranchObj::init () 
+{
+    branch.setAutoDelete (true);
+    floatimage.setAutoDelete (true);
+
+	absPos=getRandPos();
+	absPos+=parObj->getChildPos();
+
+    // TODO This should be done in TextObj later
+    QFont font("Sans Serif,8,-1,5,50,0,0,0,0,0");
+//    font.setPointSize(12);
+   heading->setFont(font );
+//    heading->setText(QObject::tr("new branch"));
+
+    lastSelectedBranch=-1;
+
+    setChildObj(this);
+
+	scrolled=false;
+	tmpUnscrolled=false;
+
+	url="";
+	vymLink="";
+}
+
+void BranchObj::copy (BranchObj* other)
+{
+    OrnamentedObj::copy(other);
+
+	branch.clear();
+    BranchObj* b;
+    for (b=other->branch.first(); b;b=other->branch.next() ) 
+		// Make deep copy of b
+		// Because addBranch again calls copy for the childs,
+		// Those will get a deep copy, too
+		addBranch(b);	
+
+	FloatImageObj *fi;
+	for (fi=other->floatimage.first(); fi;fi=other->floatimage.next() )
+		addFloatImage (fi);
+
+	scrolled=other->scrolled;
+	tmpUnscrolled=other->tmpUnscrolled;
+	setVisibility (other->visible);
+
+	url=other->url;
+	vymLink=other->vymLink;
+
+	angle=other->angle;
+
+    positionBBox();
+}
+
+void BranchObj::clear() 
+{
+	branch.clear();
+	floatimage.clear();
+}
+
+int BranchObj::getNum()
+{
+	if (parObj)
+		return ((BranchObj*)(parObj))->getNum ((BranchObj*)(this));
+	else
+		return 0;
+}
+
+int BranchObj::getNum(BranchObj *bo)
+{
+	return branch.findRef (bo);
+}
+
+int BranchObj::getFloatImageNum(FloatImageObj *fio)
+{
+	return floatimage.findRef (fio);
+}
+
+int BranchObj::countBranches()
+{
+	return branch.count();
+}
+
+int BranchObj::countFloatImages()
+{
+	return floatimage.count();
+}
+
+void BranchObj::setParObjTmp(LinkableMapObj* lmo, QPoint m, int off)
+{
+	// Temporary link to lmo
+	// m is position of mouse pointer 
+	// offset 0: default 1: below lmo   -1 above lmo  (if possible)
+
+
+	BranchObj* o=(BranchObj*)(lmo);
+	if (!parObjTmpBuf) 
+		parObjTmpBuf=parObj;
+
+	// ignore mapcenter and mainbranch
+	if (lmo->getDepth()<2) off=0;
+	if (off==0)
+	{
+		link2ParPos=false;
+		parObj=o;
+	}	
+	else
+	{	
+		link2ParPos=true;
+		if (off>0)
+			parObj=o->getParObj();
+		else	
+			parObj=o->getParObj();
+		parObj=o;
+	}		
+
+	depth=parObj->getDepth()+1;
+
+	// setLinkStyle calls updateLink, only set it once
+	if (style!=getDefLinkStyle() ) setLinkStyle (getDefLinkStyle());
+
+	// Move temporary to new position at destination
+	// Usually the positioning would be done by reposition(),
+	// but then also the destination branch would "Jump" around...
+	// Better just do it approximately
+	if (depth==1)
+	{	// new parent is the mapcenter itself
+
+		QPoint p= normalise ( QPoint (m.x() - o->getChildPos().x(),
+									  m.y() - o->getChildPos().y() ));
+		if (p.x()<0) p.setX( p.x()-bbox.width() );
+		move2RelPos (p);
+	} else
+	{	
+		int y;
+		if (off==0)
+		{
+			// new parent is just a branch, link to it
+			QRect t=o->getBBoxSizeWithChilds();
+			if (o->getLastBranch())
+				y=t.y() + t.height() ;
+			else
+				y=t.y();
+
+		} else
+		{
+			if (off<0)
+				// we want to link above lmo
+				y=o->y() - height() + 5;
+			else	
+				// we want to link below lmo
+				// Bottom of sel should be 5 pixels above
+				// the bottom of the branch _below_ the target:
+				// Don't try to find that branch, guess 12 pixels
+				y=o->getChildPos().y()  -height() + 12; 
+		}	
+		if (o->getOrientation()==OrientLeftOfCenter)
+			move ( o->getChildPos().x() - linkwidth, y );
+		else	
+			move (o->getChildPos().x() + linkwidth, y );
+	}	
+
+	// updateLink is called implicitly in move
+	reposition();	// FIXME shouldn't be this a request?
+}
+
+void BranchObj::unsetParObjTmp()
+{
+	if (parObjTmpBuf) 
+	{
+		link2ParPos=false;
+		parObj=parObjTmpBuf;
+		parObjTmpBuf=NULL;
+		depth=parObj->getDepth()+1;
+		setLinkStyle (getDefLinkStyle() );
+	}		
+}
+
+void BranchObj::unScroll()
+{
+	if (tmpUnscrolled) resetTmpUnscroll();
+	if (scrolled) toggleScroll();
+}
+
+void BranchObj::toggleScroll()
+{
+	BranchObj *bo;
+	if (scrolled)
+	{
+		scrolled=false;
+		systemFlags->deactivate("scrolledright");
+		for (bo=branch.first(); bo; bo=branch.next() )
+		{
+			bo->setVisibility(true);
+		}
+	} else
+	{
+		scrolled=true;
+		systemFlags->activate("scrolledright");
+		for (bo=branch.first(); bo; bo=branch.next() )
+		{
+			bo->setVisibility(false);
+		}
+	}
+	calcBBoxSize();
+	positionBBox();	
+	move (absPos.x(), absPos.y() );
+	forceReposition();
+}
+
+bool BranchObj::isScrolled()
+{
+	return scrolled;
+}
+
+bool BranchObj::hasScrolledParent(BranchObj *start)
+{
+	// Calls parents recursivly to
+	// find out, if we are scrolled at all.
+	// But ignore myself, just look at parents.
+
+	if (this !=start && scrolled) return true;
+
+	BranchObj* bo=(BranchObj*)(parObj);
+	if (bo) 
+		return bo->hasScrolledParent(start);
+	else
+		return false;
+}
+
+void BranchObj::tmpUnscroll()
+{
+	// Unscroll parent (recursivly)
+	BranchObj* bo=(BranchObj*)(parObj);
+	if (bo) bo->tmpUnscroll();
+		
+	// Unscroll myself
+	if (scrolled)
+	{
+		tmpUnscrolled=true;
+		systemFlags->activate("tmpUnscrolledright");
+		toggleScroll();
+	}	
+}
+
+void BranchObj::resetTmpUnscroll()
+{
+	// Unscroll parent (recursivly)
+	BranchObj* bo=(BranchObj*)(parObj);
+	if (bo)
+		bo->resetTmpUnscroll();
+		
+	// Unscroll myself
+	if (tmpUnscrolled)
+	{
+		tmpUnscrolled=false;
+		systemFlags->deactivate("tmpUnscrolledright");
+		toggleScroll();
+	}	
+}
+
+void BranchObj::setVisibility(bool v, int toDepth)
+{
+    if (depth <= toDepth)
+    {
+		frame->setVisibility(v);
+		heading->setVisibility(v);
+		systemFlags->setVisibility(v);
+		standardFlags->setVisibility(v);
+		LinkableMapObj::setVisibility (v);
+		
+		if (!scrolled && (depth < toDepth))
+		{
+			// Now go recursivly through all childs
+			BranchObj* b;
+			for (b=branch.first(); b;b=branch.next() ) 
+				b->setVisibility (v,toDepth);	
+			FloatImageObj *fio;
+			for (fio=floatimage.first(); fio; fio=floatimage.next())
+				fio->setVisibility (v);
+		}
+    } // depth <= toDepth	
+	move (absPos.x(), absPos.y() );
+	requestReposition();
+}	
+
+void BranchObj::setVisibility(bool v)
+{
+    setVisibility (v,MAX_DEPTH);
+}
+
+
+void BranchObj::setLinkColor ()
+{
+	// Overloaded from LinkableMapObj
+	// BranchObj can use color of heading
+
+	if (mapEditor->getLinkColorHint()==HeadingColor)
+		LinkableMapObj::setLinkColor (heading->getColor() );
+	else	
+		LinkableMapObj::setLinkColor ();
+}
+
+void BranchObj::setColor (QColor col, bool colorChilds)
+{
+    heading->setColor(col);
+	setLinkColor();
+    if (colorChilds) 
+    {
+		BranchObj *bo;
+		for (bo=branch.first(); bo; bo=branch.next() )
+			bo->setColor(col,colorChilds);
+    }	
+}
+
+
+BranchObj* BranchObj::first()
+{
+	itLast=NULL;	
+	return this; 
+}
+	
+BranchObj* BranchObj::next()
+{
+	BranchObj *lmo;
+	BranchObj *bo=branch.first();
+	BranchObj *po=(BranchObj*)(parObj);
+
+	if (!itLast)
+	{	// We are just beginning at the mapCenter
+		if (bo) 
+		{
+			itLast=this;
+			return bo;
+		}	
+		else
+		{
+			itLast=NULL;
+			return NULL;
+		}	
+	}
+
+	if (itLast==parObj)
+	{	// We come from above
+		if (bo)
+		{
+			// there are childs, go there
+			itLast=this;
+			return bo;
+		}	
+		else
+		{	// no childs, try to go up again
+			if (po)
+			{
+				// go up
+				itLast=this;
+				lmo=po->next();
+				itLast=this;
+				return lmo;
+
+			}	
+			else
+			{
+				// can't go up, I am mapCenter
+				itLast=NULL;
+				return NULL;
+			}	
+		}
+	}
+
+	// Try to find last child, we came from, in my own childs
+	bool searching=true;
+	while (bo && searching)
+	{
+		if (itLast==bo) searching=false;
+		bo=branch.next();
+	}
+	if (!searching)
+	{	// found lastLMO in my childs
+		if (bo)
+		{
+			// found a brother of lastLMO 
+			itLast=this;
+			return bo;
+		}	
+		else
+		{
+			if (po)
+			{
+				// go up
+				itLast=this;
+				lmo=po->next();
+				itLast=this;
+				return lmo;
+			}
+			else
+			{
+				// can't go up, I am mapCenter
+				itLast=NULL;
+				return NULL;
+			}	
+		}
+	}
+
+	// couldn't find last child, it must be a nephew of mine
+	bo=branch.first();
+	if (bo)
+	{
+		// proceed with my first child
+		itLast=this;	
+		return bo;
+	}	
+	else
+	{
+		// or go back to my parents
+		if (po)
+		{
+			// go up
+			itLast=this;
+			lmo=po->next();
+			itLast=this;
+			return lmo;
+		}	
+		else
+		{
+			// can't go up, I am mapCenter
+			itLast=NULL;
+			return NULL;
+		}	
+	}	
+}
+
+BranchObj* BranchObj::getLastIterator()
+{
+	return itLast;
+}
+
+void BranchObj::setLastIterator(BranchObj* it)
+{
+	itLast=it;
+}
+
+
+void BranchObj::move (double x, double y)
+{
+	OrnamentedObj::move (x,y);
+    positionBBox();
+}
+
+void BranchObj::move (QPoint p)
+{
+	move (p.x(), p.y());
+}
+
+void BranchObj::moveBy (double x, double y)
+{
+	OrnamentedObj::moveBy (x,y);
+    positionBBox();
+    BranchObj* b;
+    for (b=branch.first(); b;b=branch.next() ) 
+		b->moveBy (x,y);
+}
+
+void BranchObj::moveBy (QPoint p)
+{
+	moveBy (p.x(), p.y());
+}
+
+
+void BranchObj::positionBBox()
+{
+
+    heading->positionBBox();
+	systemFlags->positionBBox();
+	standardFlags->positionBBox();
+	// It seems that setting x,y also affects width,height
+	int w_old=bbox.width();
+	int h_old=bbox.height();
+    bbox.setX (absPos.x() );
+	bbox.setY (absPos.y() );
+	bbox.setWidth(w_old);
+	bbox.setHeight(h_old);
+
+
+	setSelBox();
+
+	// set the frame
+	frame->setRect(QRect(bbox.x(),bbox.y(),bbox.width(),bbox.height() ) );
+}
+
+void BranchObj::calcBBoxSize()
+{
+    QSize heading_r=heading->getSize();
+    int heading_w=static_cast <int> (heading_r.width() );
+    int heading_h=static_cast <int> (heading_r.height() );
+    QSize sysflags_r=systemFlags->getSize();
+	int sysflags_h=sysflags_r.height();
+	int sysflags_w=sysflags_r.width();
+    QSize stanflags_r=standardFlags->getSize();
+	int stanflags_h=stanflags_r.height();
+	int stanflags_w=stanflags_r.width();
+    int w;
+    int h;
+
+	// set width to sum of all widths
+	w=heading_w + sysflags_w + stanflags_w;
+	// set height to maximum needed height
+	h=max (sysflags_h,stanflags_h);
+	h=max (h,heading_h);
+
+    w+=frame->getBorder();
+    h+=frame->getBorder();
+    bbox.setSize (QSize (w,h));
+}
+
+LinkableMapObj* BranchObj::findMapObj(QPoint p, LinkableMapObj* excludeLMO)
+{
+	// Search branches
+    BranchObj *b;
+    LinkableMapObj *lmo;
+    for (b=branch.first(); b; b=branch.next() )
+    {	
+		lmo=b->findMapObj(p, excludeLMO);
+		if (lmo != NULL) return lmo;
+    }
+	
+	// Search myself
+    if (inBBox (p) && (this != excludeLMO) && isVisibleObj() ) 
+		return this;
+
+	// Search float images
+	FloatImageObj *foi;
+    for (foi=floatimage.first(); foi; foi=floatimage.next() )
+		if (foi->inBBox(p) && (foi != excludeLMO) && foi->getParObj()!= excludeLMO) return foi;
+
+    return NULL;
+}
+
+void BranchObj::setHeading(QString s)
+{
+    // Adjusting font size
+    QFont font=heading->getFont();
+	if (depth==0)
+		font.setPointSize(16);
+	else	
+		if (depth>1) 
+			font.setPointSize(10);
+		else
+			font.setPointSize(12);
+    heading->setFont(font);
+    heading->setText(s);	// set new heading
+	calcBBoxSize();			// recalculate bbox
+    positionBBox();			// rearrange contents
+	requestReposition();
+}
+
+void BranchObj::setURL(QString s)
+{
+	url=s;
+	if (!url.isEmpty())
+		systemFlags->activate("url");
+	else	
+		systemFlags->deactivate("url");
+	calcBBoxSize();			// recalculate bbox
+    positionBBox();			// rearrange contents
+	forceReposition();
+}
+
+QString BranchObj::getURL()
+{
+	return url;
+}
+
+void BranchObj::setVymLink(QString s)
+{
+	if (!s.isEmpty())
+	{
+		// We need the relative (from loading) 
+		// or absolute path (from User event)
+		// and build the absolute path.
+		// Note: If we have relative, use path of
+		// current map to build absolute path
+		QDir d(s);
+		if (!d.path().startsWith ("/"))
+		{
+			QString p=mapEditor->getDestPath();
+			int i=p.findRev("/",-1);
+			d.setPath(p.left(i)+"/"+s);
+			d.convertToAbs();
+		}
+		vymLink=d.path();
+		systemFlags->activate("vymLink");
+	}	
+	else	
+	{
+		systemFlags->deactivate("vymLink");
+		vymLink="";
+	}	
+	calcBBoxSize();			// recalculate bbox
+    positionBBox();			// rearrange contents
+	forceReposition();
+}
+
+QString BranchObj::getVymLink()
+{
+	return vymLink;
+}
+
+QString BranchObj::saveToDir (const QString &tmpdir,const QString &prefix, const QPoint& offset)
+{
+    QString s,a;
+	QString scrolledAttr;
+	if (scrolled) 
+		scrolledAttr=attribut ("scrolled","yes");
+	else
+		scrolledAttr="";
+
+	QString posAttr;
+	if (depth<2) posAttr=
+		attribut("absPosX",QString().setNum(absPos.x(),10)) +
+		attribut("absPosY",QString().setNum(absPos.y(),10)); 
+	else
+		posAttr="";
+
+	QString urlAttr;
+	if (!url.isEmpty())
+		urlAttr=attribut ("url",url);
+
+	QString vymLinkAttr;
+	if (!vymLink.isEmpty())
+		vymLinkAttr=attribut ("vymLink",convertToRel(mapEditor->getDestPath(),vymLink) );
+
+	QString frameAttr;
+	if (frame->getFrameType()!=NoFrame)
+		frameAttr=attribut ("frameType",frame->getFrameTypeName());
+	else
+		frameAttr="";
+
+	// save area, if not scrolled
+	QString areaAttr;
+	if (!((BranchObj*)(parObj))->isScrolled() )
+	{
+		areaAttr=
+			attribut("x1",QString().setNum(absPos.x()-offset.x(),10)) +
+			attribut("y1",QString().setNum(absPos.y()-offset.y(),10)) +
+			attribut("x2",QString().setNum(absPos.x()+width()-offset.x(),10)) +
+			attribut("y2",QString().setNum(absPos.y()+height()-offset.y(),10));
+
+	} else
+		areaAttr="";
+	
+    s=beginElement ("branch" +scrolledAttr +posAttr +urlAttr +vymLinkAttr +frameAttr +areaAttr);
+    incIndent();
+
+	// save heading
+    s=s+valueElement("heading", getHeading(),
+		attribut ("textColor",QColor(heading->getColor()).name()));
+
+	// save names of flags set
+	s+=standardFlags->saveToDir(tmpdir,prefix,0);
+	
+	// save note
+	if (!note.isEmpty() )
+		s+=note.saveToDir();
+	
+	// Save branches
+    BranchObj *bo;
+    for (bo=branch.first(); bo; bo=branch.next() )
+		s+=bo->saveToDir(tmpdir,prefix,offset);
+    decIndent();
+
+	// Save FloatImages
+	FloatImageObj *fio;
+	for (fio=floatimage.first(); fio; fio=floatimage.next() )
+		s+=fio->saveToDir (tmpdir,prefix);
+
+    s+=endElement   ("branch");
+    return s;
+}
+
+LinkableMapObj* BranchObj::addFloatImage ()
+{
+	FloatImageObj *newfi=new FloatImageObj (canvas,this);
+	floatimage.append (newfi);
+	if (hasScrolledParent(this) )
+		newfi->setVisibility (false);
+	else	
+		newfi->setVisibility(visible);
+	requestReposition();
+	return newfi;
+}
+
+LinkableMapObj* BranchObj::addFloatImage (FloatImageObj *fio)
+{
+	FloatImageObj *newfi=new FloatImageObj (canvas,this);
+	floatimage.append (newfi);
+	newfi->copy (fio);
+	if (hasScrolledParent(this) )
+		newfi->setVisibility (false);
+	else	
+		newfi->setVisibility(visible);
+	requestReposition();
+	return newfi;
+}
+
+FloatImageObj* BranchObj::getFirstFloatImage ()
+{
+    return floatimage.first();
+}
+
+FloatImageObj* BranchObj::getLastFloatImage ()
+{
+    return floatimage.last();
+}
+
+FloatImageObj* BranchObj::getFloatImageNum (const uint &i)
+{
+    return floatimage.at(i);
+}
+
+void BranchObj::removeFloatImage (FloatImageObj *fio)
+{
+	floatimage.remove (fio);
+	requestReposition();
+}
+
+void BranchObj::savePosInAngle ()
+{
+	// Save position in angle
+    BranchObj *b;
+	int i=0;
+    for (b=branch.first(); b; b=branch.next() )
+	{
+		b->angle=i;
+		i++;
+	}
+}
+
+BranchObj* BranchObj::addBranch()
+{
+    BranchObj* newbo=new BranchObj(canvas,this);
+    branch.append (newbo);
+    newbo->setParObj(this);
+    newbo->setColor(getColor(),false);	
+    newbo->setLinkColor();	
+    newbo->setHeading ("new");
+	newbo->setLinkStyle (newbo->getDefLinkStyle());
+	if (scrolled)
+		newbo->setVisibility (false);
+	else	
+		newbo->setVisibility(visible);
+	requestReposition();
+	return newbo;
+}
+
+BranchObj* BranchObj::addBranch(BranchObj* bo)
+{
+    BranchObj* newbo=new BranchObj(canvas,this);
+    branch.append (newbo);
+    newbo->copy(bo);
+    newbo->setParObj(this);
+	newbo->setHeading (newbo->getHeading());	// adjust fontsize to depth
+	newbo->setLinkStyle (newbo->getDefLinkStyle());
+	if (scrolled)
+		newbo->setVisibility (false);
+	else	
+		newbo->setVisibility(bo->visible);
+	requestReposition();
+	return newbo;
+}
+
+BranchObj* BranchObj::insertBranch(int pos)
+{
+	savePosInAngle();
+	// Add new bo and resort branches
+	BranchObj *newbo=addBranch ();
+	newbo->angle=pos-0.5;
+	branch.sort();
+	return newbo;
+}
+
+BranchObj* BranchObj::insertBranch(BranchObj* bo, int pos)
+{
+	savePosInAngle();
+	// Add new bo and resort branches
+	bo->angle=pos-0.5;
+	BranchObj *newbo=addBranch (bo);
+	branch.sort();
+	return newbo;
+}
+
+void BranchObj::removeBranch(BranchObj* bo)
+{
+    // if bo is not in branch remove returns false, we
+    // don't care...
+    branch.remove (bo);
+	requestReposition();
+}
+
+void BranchObj::setLastSelectedBranch (BranchObj* bo)
+{
+    lastSelectedBranch=branch.find(bo);
+}
+
+BranchObj* BranchObj::getLastSelectedBranch ()
+{
+    if (lastSelectedBranch>=0) 
+	{
+		BranchObj* bo=branch.at(lastSelectedBranch);
+		if (bo) return bo;
+    }	
+    return branch.first();
+}
+
+BranchObj* BranchObj::getFirstBranch ()
+{
+    return branch.first();
+}
+
+BranchObj* BranchObj::getLastBranch ()
+{
+    return branch.last();
+}
+
+BranchObj* BranchObj::getBranchNum (const uint &i)
+{
+    return branch.at(i);
+}
+
+
+BranchObj* BranchObj::moveBranchUp(BranchObj* bo1) // move a branch up (modify myself)
+{
+	savePosInAngle();
+    int i=branch.find(bo1);
+    if (i>0) 
+	{	// -1 if bo1 not found 
+		branch.at(i)->angle--;
+		branch.at(i-1)->angle++;
+		branch.sort();
+		return branch.at(i-1);
+	} else
+		return branch.at(i);
+}
+
+BranchObj* BranchObj::moveBranchDown(BranchObj* bo1)
+{
+	savePosInAngle();
+    int i=branch.find(bo1);
+	int j;
+	if (branch.next())
+	{
+		j = branch.at();
+		branch.at(i)->angle++;
+		branch.at(j)->angle--;
+		branch.sort();
+		return branch.at(j);
+	} else
+		return branch.at(i);
+}
+
+void BranchObj::alignRelativeTo (QPoint ref)
+{
+/* FIXME testing
+	if (!getHeading().isEmpty())
+		cout << "BO::alignRelTo "<<getHeading()<<endl;
+	else	
+		cout << "BO::alignRelTo  ???"<<endl;
+	cout << "  d="<<depth<<endl;
+*/	
+	int th = bboxTotal.height();	
+
+	// If I am the mapcenter or a mainbranch, reposition heading
+	if (depth<2)
+	{
+		move (absPos.x(),absPos.y());
+		if (depth==1)
+		{
+			// Calc angle to mapCenter if I am a mainbranch
+			// needed for reordering the mainbranches clockwise 
+			// around mapcenter 
+			angle=getAngle (QPoint ((int)(x() - parObj->getChildPos().x() ), 
+									(int)(y() - parObj->getChildPos().y() ) ) );
+		}	
+	} 
+	else
+    {
+		// Align myself depending on orientation and parent, but
+		// only if I am not the mainbranch or mapcenter itself
+		switch (orientation) 
+		{
+			case OrientLeftOfCenter:
+				move (ref.x()-bbox.width(), ref.y() + (th-bbox.height())/2 );
+			break;
+			case OrientRightOfCenter:	
+				move (ref.x(), ref.y() + (th-bbox.height())/2 );
+			break;
+			default:
+				cout <<"LMO::alignRelativeTo: oops, no orientation given...\n";
+			break;
+		}		
+    }		
+
+	FloatImageObj *fio;
+    for (fio=floatimage.first(); fio; fio=floatimage.next() )
+		fio->reposition();
+
+	if (scrolled) return;
+
+    // Set reference point for alignment of childs
+    QPoint ref2;
+    if (orientation==OrientLeftOfCenter)
+		ref2.setX(childPos.x() - linkwidth);
+    else	
+		ref2.setX(childPos.x() + linkwidth);
+
+	if (depth==1)
+		ref2.setY(absPos.y()-(bboxTotal.height()-bbox.height())/2);
+	else	
+		ref2.setY(ref.y() );	
+
+    // Align the childs depending on reference point 
+    BranchObj *b;
+    for (b=branch.first(); b; b=branch.next() )
+    {	
+		b->alignRelativeTo (ref2);
+		ref2.setY(ref2.y() + b->getBBoxSizeWithChilds().height() );
+    }
+}
+
+
+void BranchObj::reposition()
+{	
+/* FIXME testing
+	if (!getHeading().isEmpty())
+		cout << "BO::reposition  "<<getHeading()<<endl;
+	else	
+		cout << "BO::reposition  ???"<<endl;
+*/		
+	if (depth==0)
+	{
+		// only calculate the sizes once. If the deepest LMO 
+		// changes its height,
+		// all upper LMOs have to change, too.
+		calcBBoxSizeWithChilds();
+	    alignRelativeTo ( QPoint (absPos.x(),
+			absPos.y()-(bboxTotal.height()-bbox.height())/2) );
+		branch.sort();	
+	} else
+	{
+		// This is only important for moving branches:
+		// For editing a branch it isn't called...
+	    alignRelativeTo ( QPoint (absPos.x(),
+							absPos.y()-(bboxTotal.height()-bbox.height())/2) );
+	}
+}
+
+
+QRect BranchObj::getTotalBBox()
+{
+	QRect r=bbox;
+
+	if (scrolled) return r;
+
+	BranchObj* b;
+	for (b=branch.first();b ;b=branch.next() )
+		r=addBBox(b->getTotalBBox(),r);
+
+	FloatImageObj* fio;
+	for (fio=floatimage.first();fio ;fio=floatimage.next() )
+		r=addBBox(fio->getTotalBBox(),r);
+		
+	return r;
+}
+
+QRect BranchObj::getBBoxSizeWithChilds()
+{
+	return bboxTotal;
+}
+
+void BranchObj::calcBBoxSizeWithChilds()
+{
+	// This is called only from reposition and
+	// and only for mapcenter. So it won't be
+	// called more than once for a single user 
+	// action
+	
+	// Calculate size of LMO including all childs (to align them later)
+
+	bboxTotal.setX(bbox.x() );
+	bboxTotal.setY(bbox.y() );
+
+	// if branch is scrolled, ignore childs, but still consider floatimages
+	if (scrolled)
+	{
+		bboxTotal.setWidth (bbox.width());
+		bboxTotal.setHeight(bbox.height());
+		return;
+	}
+	
+	QRect r(0,0,0,0);
+	QRect br;
+	// Now calculate recursivly
+	// sum of heights 
+	// maximum of widths 
+	// minimum of y
+	BranchObj* b;
+	for (b=branch.first();b ;b=branch.next() )
+	{
+		b->calcBBoxSizeWithChilds();
+		br=b->getBBoxSizeWithChilds();
+		r.setWidth( max (br.width(), r.width() ));
+		r.setHeight(br.height() + r.height() );
+		if (br.y()<bboxTotal.y()) bboxTotal.setY(br.y());
+	}
+	// Add myself and also
+	// add width of link to sum if necessary
+	if (branch.isEmpty())
+		bboxTotal.setWidth (bbox.width() + r.width() );
+	else	
+		bboxTotal.setWidth (bbox.width() + r.width() + linkwidth);
+	bboxTotal.setHeight(max (r.height(),  bbox.height() ) );
+//	frame->setRect(QRect(bbox.x(),bbox.y(),bbox.width(),bbox.height() ) );
+}
+
+void BranchObj::select()
+{
+    LinkableMapObj::select();
+	// Tell parent that I am selected now:
+	BranchObj* po=(BranchObj*)(parObj);
+    if (po)	// TODO	    Try to get rid of this cast...
+        po->setLastSelectedBranch(this);
+		
+	// temporary unscroll, if we have scrolled parents somewhere
+	if (parObj) ((BranchObj*)(parObj))->tmpUnscroll();
+
+	// set Text in Editor	
+	textEditor->setText(note.getNote() );
+	textEditor->setFilename(note.getFilenameHint() );
+	textEditor->setFontHint (note.getFontHint() );
+	connect (textEditor, SIGNAL (textHasChanged() ), this, SLOT (updateNoteFlag() ) ); 
+	connect (textEditor, SIGNAL (fontSizeHasChanged() ), this, SLOT (updateNoteFlag() ) ); 
+
+	// Show URL and link in statusbar
+	QString status;
+	if (!url.isEmpty()) status+="URL: "+url+"  ";
+	if (!vymLink.isEmpty()) status+="Link: "+vymLink;
+	if (!status.isEmpty()) mainWindow->statusMessage (status);
+
+	// Update Toolbar
+	standardFlags->updateToolBar();
+
+	// Update Browserbutton
+	if (!url.isEmpty())
+		actionEditOpenURL->setEnabled (true);
+	else	
+		actionEditOpenURL->setEnabled (false);
+
+	// Update actions in mapeditor
+	mapEditor->updateActions();
+}
+
+void BranchObj::unselect()
+{
+	LinkableMapObj::unselect();
+	// Delete any messages like vymLink in StatusBar
+	mainWindow->statusMessage ("");
+
+	// save note from editor and set flag
+	// text is done by updateNoteFlag(), just save
+	// filename here
+	note.setFilenameHint (textEditor->getFilename());
+
+	// reset temporary unscroll, if we have scrolled parents somewhere
+	if (parObj) ((BranchObj*)(parObj))->resetTmpUnscroll();
+
+	// Disconnect textEditor from this LMO
+	disconnect( textEditor, SIGNAL(textHasChanged()), 0, 0 );
+	disconnect( textEditor, SIGNAL (fontSizeHasChanged()),0,0 ); 
+
+	// Erase content of editor 
+	textEditor->setInactive();
+
+	// unselect all buttons in toolbar
+	standardFlagsDefault->updateToolBar();
+}
+
+QString BranchObj::getSelectString()
+{
+	QString s;
+	if (parObj)
+	{
+		if (parObj->getDepth()==0)
+			s= "bo:" + QString("%1").arg(getNum());
+		else	
+			s= ((BranchObj*)(parObj))->getSelectString() + ",bo:" + QString("%1").arg(getNum());
+	} else
+	{
+		s="mc:";
+	}
+	
+	return s;
+}
+