+++ /dev/null
-#include <iostream>
-#include <math.h>
-#include <cstdlib>
-
-#include "linkablemapobj.h"
-#include "branchobj.h"
-#include "vymmodel.h"
-
-extern bool debug;
-
-/////////////////////////////////////////////////////////////////
-// LinkableMapObj
-/////////////////////////////////////////////////////////////////
-
-LinkableMapObj::LinkableMapObj(QGraphicsItem* parent, TreeItem *ti) :MapObj(parent,ti)
-{
- //qDebug() << "Const LinkableMapObj this="<<this<<" ti="<<ti<<" treeItem="<<treeItem;
- parObj=(LinkableMapObj*)parent; //FIXME-4 try to get rid of parObj and use parentItem() instead
- init ();
-}
-
-LinkableMapObj::~LinkableMapObj()
-{
- //qDebug()<< "Destructor LMO this="<<this<<" style="<<style<<" l="<<l<<" p="<<p<<" segment="<<segment.count();
- delLink();
-}
-
-void LinkableMapObj::init ()
-{
- parObjTmpBuf=NULL;
- tmpParent=false;
- parPos=QPointF(0,0);
- childRefPos=QPointF(0,0);
- floatRefPos=QPointF(0,0);
- link2ParPos=false;
- l=NULL;
- p=NULL;
- orientation=UndefinedOrientation;
- linkwidth=20;
- thickness_start=8;
- style=UndefinedStyle;
- linkpos=Bottom;
- arcsegs=13;
-
-// TODO instead of linkcolor pen.color() could be used all around
- pen.setWidth (1);
- pen.setColor (linkcolor);
- pen.setCapStyle ( Qt::RoundCap );
-
- useBottomline=false;
- bottomline=NULL;
-
- topPad=botPad=leftPad=rightPad=0;
-
- repositionRequest=false;
-
- // Rel Positions
- relPos=QPointF(0,0);
- useRelPos=false;
-}
-
-void LinkableMapObj::createBottomLine()
-{
- bottomline=scene()->addLine(QLineF(1,1,1,1),pen);
- bottomline->setZValue(dZ_LINK);
-}
-
-void LinkableMapObj::delLink()
-{
- if (bottomline)
- {
- delete (bottomline);
- bottomline=NULL;
- }
- switch (style)
- {
- case Line:
- delete (l);
- break;
- case Parabel:
- while (!segment.isEmpty()) delete segment.takeFirst();
- break;
- case PolyLine:
- delete (p);
- break;
- case PolyParabel:
- delete (p);
- break;
- default:
- break;
- }
-}
-
-void LinkableMapObj::copy (LinkableMapObj* other)
-{
- MapObj::copy(other);
- bboxTotal=other->bboxTotal;
- setLinkStyle(other->style);
- setLinkColor (other->linkcolor);
- relPos=other->relPos;
- treeItem=other->treeItem;
-}
-
-void LinkableMapObj::setParObj(LinkableMapObj* o)
-{
- parObj=o;
- setParentItem (parObj);
-}
-
-void LinkableMapObj::setParObjTmp(LinkableMapObj*,QPointF,int)
-{
-}
-
-void LinkableMapObj::unsetParObjTmp()
-{
-}
-
-bool LinkableMapObj::hasParObjTmp()
-{
- return tmpParent;
-}
-
-void LinkableMapObj::setUseRelPos (const bool &b)
-{
- useRelPos=b;
-}
-
-bool LinkableMapObj::getUseRelPos ()
-{
- return useRelPos;
-}
-
-void LinkableMapObj::setRelPos()
-{
- if (parObj)
- setRelPos (absPos - parObj->getChildRefPos() );
- else
- qWarning()<<"LMO::setRelPos parObj==0 this="<<this;
-}
-
-void LinkableMapObj::setRelPos(const QPointF &p)
-{
- if (parObj)
- {
- relPos=p;
- useRelPos=true;
- setOrientation();
- } else
- qWarning()<<"LMO::setRelPos (p) parObj==0 this="<<this;
-}
-
-QPointF LinkableMapObj::getRelPos()
-{
- if (!parObj)
- {
- qWarning()<<"LMO::getRelPos parObj==0 this="<<this;
- return QPointF();
- }
- return relPos;
-}
-
-qreal LinkableMapObj::getTopPad()
-{
- return topPad;
-}
-
-qreal LinkableMapObj::getLeftPad()
-{
- return leftPad;
-}
-
-qreal LinkableMapObj::getRightPad()
-{
- return rightPad;
-}
-
-LinkableMapObj::Style LinkableMapObj::getDefLinkStyle (TreeItem *parent)
-{
- VymModel *model=treeItem->getModel();
- if (!model)
- {
- qWarning ("LMO::getDefLinkStyle model=NULL");
- //return UndefinedStyle;
- }
- Style ls=model->getMapLinkStyle();
- int depth=1+parent->depth();
- if (depth==0) return UndefinedStyle;
- switch (ls)
- {
- case Line:
- return ls;
- break;
- case Parabel:
- return ls;
- break;
- case PolyLine:
- if (depth>1)
- return Line;
- else
- return ls;
- break;
- case PolyParabel:
- if (depth>1)
- return Parabel;
- else
- return ls;
- break;
- default:
- break;
- }
- return UndefinedStyle;
-}
-
-void LinkableMapObj::setLinkStyle(Style newstyle)
-{
- //qDebug()<<"LMO::setLinkStyle s="<<newstyle; //FIXME-4 called very often?!?!
- //qDebug()<<"LMO::setLinkStyle s="<<newstyle<<" for "<<this<<" "<<treeItem->getHeading()<<" parObj="<<parObj;
- delLink();
-
- style=newstyle;
-
- QGraphicsLineItem *cl;
- switch (style)
- {
- case Line:
- l = scene()->addLine(QLineF(1,1,1,1),pen);
- l->setZValue(dZ_LINK);
- if (visible)
- l->show();
- else
- l->hide();
- createBottomLine();
- break;
- case Parabel:
- for (int i=0;i<arcsegs;i++)
- {
- cl = scene()->addLine(QLineF(i*5,0,i*10,100),pen);
- cl->setZValue(dZ_LINK);
- if (visible)
- cl->show();
- else
- cl->hide();
- segment.append(cl);
- }
- pa0.resize (arcsegs+1);
- createBottomLine();
- break;
- case PolyLine:
- p =scene()->addPolygon(QPolygonF(),pen,linkcolor);
- p->setZValue(dZ_LINK);
- if (visible)
- p->show();
- else
- p->hide();
- pa0.resize (3);
- createBottomLine();
- break;
- case PolyParabel:
- p = scene()->addPolygon(QPolygonF(),pen,linkcolor);
- p->setZValue(dZ_LINK);
- if (visible)
- p->show();
- else
- p->hide();
- pa0.resize (arcsegs*2+2);
- pa1.resize (arcsegs+1);
- pa2.resize (arcsegs+1);
- createBottomLine();
- break;
- default:
- break;
- }
-}
-
-LinkableMapObj::Style LinkableMapObj::getLinkStyle()
-{
- return style;
-}
-
-void LinkableMapObj::setLinkPos(Position lp)
-{
- linkpos=lp;
-}
-
-LinkableMapObj::Position LinkableMapObj::getLinkPos()
-{
- return linkpos;
-}
-
-void LinkableMapObj::setLinkColor()
-{
- // Overloaded in BranchObj and children
- // here only set default color
- VymModel *model=treeItem->getModel();
- if (model)
- setLinkColor (model->getMapDefLinkColor());
-}
-
-void LinkableMapObj::setLinkColor(QColor col)
-{
- linkcolor=col;
- pen.setColor(col);
- if (bottomline) bottomline->setPen( pen );
- switch (style)
- {
- case Line:
- l->setPen( pen);
- break;
- case Parabel:
- for (int i=0; i<segment.size(); ++i)
- segment.at(i)->setPen( pen);
- break;
- case PolyLine:
- p->setBrush( QBrush(col));
- p->setPen( pen);
- break;
- case PolyParabel:
- p->setBrush( QBrush(col));
- p->setPen( pen);
- break;
- default:
- break;
- }
-}
-
-QColor LinkableMapObj::getLinkColor()
-{
- return linkcolor;
-}
-
-void LinkableMapObj::setVisibility (bool v)
-{
- MapObj::setVisibility (v);
- updateVisibility();
-}
-
-void LinkableMapObj::setOrientation()
-{
- if (!parObj)
- {
- orientation = UndefinedOrientation;
- return;
- }
-
- // calc orientation depending on position rel to parent
- if (useRelPos)
- {
- if (relPos.x() < 0)
- orientation = LeftOfCenter;
- else
- orientation = RightOfCenter;
- } else
- // use the orientation of the parent:
- orientation = parObj->getOrientation();
-}
-
-void LinkableMapObj::updateVisibility()
-{
- bool visnow=visible;
-
- // Hide links of unselected objects (if wanted)
- if (((MapItem*)treeItem)->getHideLinkUnselected()
- && !treeItem->getModel()->isSelected(treeItem) )
- visnow=false;
-
- if (visnow)
- {
- if (bottomline)
- {
- if (useBottomline)
- bottomline->show();
- else
- bottomline->hide();
- }
-
- switch (style)
- {
- case Line:
- if (l) l->show();
- break;
- case Parabel:
- for (int i=0; i<segment.size(); ++i)
- segment.at(i)->show();
- break;
- case PolyLine:
- if (p)
- p->show();
- else
- qDebug()<< "LMO::updateVis p==0 (PolyLine)"; //FIXME-4
- break;
- case PolyParabel:
- if (p)
- p->show();
- else
- qDebug()<< "LMO::updateVis p==0 (PolyParabel) "<<treeItem->getHeadingPlain(); //FIXME-4
- break;
- default:
- break;
- }
- } else
- {
- if (bottomline) bottomline->hide();
- switch (style)
- {
- case Line:
- if (l) l->hide();
- break;
- case Parabel:
- for (int i=0; i<segment.size(); ++i)
- segment.at(i)->hide();
- break;
- case PolyLine:
- if (p) p->hide();
- break;
- case PolyParabel:
- if (p) p->hide();
- break;
- default:
- break;
- }
- }
-}
-
-void LinkableMapObj::updateLinkGeometry()
-{
- // needs:
- // childRefPos of parent
- // orient of parent
- // style
- //
- // sets:
- // orientation
- // childRefPos (by calling setDockPos())
- // parPos (by calling setDockPos())
- // bottomlineY
- // drawing of the link itself
-
- // updateLinkGeometry is called from move, but called from constructor we don't
- // have parents yet...
-
- if (style == UndefinedStyle)
- {
- setDockPos();
- return;
- }
-
- switch (linkpos)
- {
- case Middle:
- bottomlineY = bbox.top() + bbox.height()/2; // draw link to middle (of frame)
- break;
- case Bottom:
- //bottomlineY = bbox.bottom()-1; // draw link to bottom of box
- bottomlineY = bbox.bottom() - botPad;
- break;
- }
-
- double p2x, p2y; // Set P2 Before setting
- if (!link2ParPos)
- {
- p2x = QPointF( parObj->getChildRefPos() ).x(); // P1, we have to look at
- p2y = QPointF( parObj->getChildRefPos() ).y(); // orientation
- } else
- {
- p2x = QPointF( parObj->getParPos() ).x();
- p2y = QPointF( parObj->getParPos() ).y();
- }
-
- setOrientation();
- setDockPos(); // Call overloaded method
-
- double p1x = parPos.x(); // Link is drawn from P1 to P2
- double p1y = parPos.y();
-
- double vx = p2x - p1x; // V=P2-P1
- double vy = p2y - p1y;
-
- int z;
- // Hack to z-move links to MapCenter (d==1) below MCOs frame (d==0) //FIXME-4 no longer used?
- if (treeItem->depth()<2)
- //z=(treeItem->depth() -2)*dZ_DEPTH + dZ_LINK;
- z =- dZ_LINK;
- else
- z = dZ_LINK;
-
- //qDebug()<<"LMO::updateGeo d="<<treeItem->depth()<<" this="<<this<<" "<<treeItem->getHeading();
-
- // Draw the horizontal line below heading (from childRefPos to ParPos)
- if (bottomline)
- {
- bottomline->setLine (QLineF (childRefPos.x(), childRefPos.y(), p1x, p1y) );
- bottomline->setZValue (z);
- }
-
- double a; // angle
- if (vx > -0.000001 && vx < 0.000001)
- a = M_PI_2;
- else
- a = atan( vy / vx );
- // "turning point" for drawing polygonal links
- QPointF tp ( -qRound(sin (a) * thickness_start), qRound(cos (a) * thickness_start));
-
- // Draw the link
- switch (style)
- {
- case Line:
- l->setLine( QLine(qRound (parPos.x()),
- qRound(parPos.y()),
- qRound(p2x),
- qRound(p2y) ));
- l->setZValue (z);
- break;
- case Parabel:
- parabel (pa0, p1x,p1y,p2x,p2y);
- for (int i=0; i<segment.size(); ++i)
- {
- segment.at(i)->setLine(QLineF( pa0.at(i).x(), pa0.at(i).y(), pa0.at(i + 1).x(),pa0.at(i + 1).y()));
- segment.at(i)->setZValue (z);
- }
- break;
- case PolyLine:
- pa0.clear();
- pa0 << QPointF (qRound(p2x + tp.x()), qRound(p2y + tp.y()));
- pa0 << QPointF (qRound(p2x - tp.x()), qRound(p2y - tp.y()));
- pa0 << QPointF (qRound (parPos.x()), qRound(parPos.y()) );
- p->setPolygon(QPolygonF (pa0));
- p->setZValue (z);
- break;
- case PolyParabel:
- parabel (pa1, p1x,p1y,p2x+tp.x(),p2y+tp.y());
- parabel (pa2, p1x,p1y,p2x-tp.x(),p2y-tp.y());
- pa0.clear();
- for (int i = 0; i <= arcsegs; i++)
- pa0 << QPointF (pa1.at(i));
- for (int i = 0; i<= arcsegs; i++)
- pa0 << QPointF (pa2.at(arcsegs-i));
- p->setPolygon(QPolygonF (pa0));
- p->setZValue (z);
- break;
- default:
- break;
- }
-}
-
-QPointF LinkableMapObj::getChildRefPos()
-{
- return childRefPos;
-}
-
-QPointF LinkableMapObj::getFloatRefPos()
-{
- return floatRefPos;
-}
-
-QPointF LinkableMapObj::getParPos()
-{
- return parPos;
-}
-
-LinkableMapObj::Orientation LinkableMapObj::getOrientation()
-{
- return orientation;
-}
-
-void LinkableMapObj::reposition() // virtual
-{
-}
-
-void LinkableMapObj::requestReposition()
-{
- if (!repositionRequest)
- {
- // Pass on the request to parental objects, if this hasn't
- // been done yet
- repositionRequest=true;
- if (parObj) parObj->requestReposition();
- }
-}
-
-void LinkableMapObj::forceReposition()
-{
- // Sometimes a reposition has to be done immediatly: For example
- // if the note editor flag changes, there is no user event in mapeditor
- // which could collect requests for a reposition.
- // Then we have to call forceReposition()
- // But no rule without exception: While loading a map or undoing it,
- // we want to block expensive repositioning, but just do it once at
- // the end, thus check first:
-
- VymModel *model=treeItem->getModel();
- if (model->isRepositionBlocked()) return;
-
- // Pass on the request to parent objects, if this hasn't been done yet
- if (parObj)
- parObj->forceReposition();
- else
- reposition();
-}
-
-bool LinkableMapObj::repositionRequested()
-{
- return repositionRequest;
-}
-
-void LinkableMapObj::parabel (QPolygonF &ya, qreal p1x, qreal p1y, qreal p2x, qreal p2y)
-
-{
- qreal vx = p2x - p1x; // V=P2-P1
- qreal vy = p2y - p1y;
-
- qreal dx; // delta x during calculation of parabel
-
- qreal pnx; // next point
- qreal pny;
- qreal m;
-
- if (vx > -0.0001 && vx < 0.0001)
- m = 0;
- else
- m = (vy / (vx*vx));
- dx = vx/(arcsegs);
- ya.clear();
- ya << QPointF (p1x,p1y);
- for (int i=1; i <= arcsegs; i++)
- {
- pnx = p1x + dx;
- pny = m * (pnx - parPos.x()) * (pnx - parPos.x()) + parPos.y();
- ya << QPointF (pnx, pny);
- p1x = pnx;
- p1y = pny;
- }
-}
-
projects / sven / vym.git / blobdiff