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vymmodel.cpp
author insilmaril
Thu, 30 Jul 2009 07:40:05 +0000
branchrelease-1-12-maintained
changeset 74 98449ef9eccd
parent 62 85683324f94a
permissions -rw-r--r--
Bugfix: no undo for deleted mapcenters 
     1 #include <QApplication>

     2 #include <typeinfo>

     3 

     4 #include "geometry.h"		// for addBBox

     5 #include "vymmodel.h"

     6 

     7 

     8 extern Settings settings;

     9 

    10 VymModel::VymModel() 

    11 {

    12 //    cout << "Const VymModel\n";

    13 }

    14 

    15 

    16 VymModel::~VymModel() 

    17 {

    18     //cout << "Destr VymModel\n";

    19 	clear();

    20 }	

    21 

    22 void VymModel::clear() 

    23 {

    24 	while (!mapCenters.isEmpty())

    25 		delete mapCenters.takeFirst();

    26 }

    27 

    28 void VymModel::init () 

    29 {

    30 	addMapCenter();

    31 

    32 	// animations

    33 	animationUse=settings.readBoolEntry("/animation/use",false);

    34 	animationTicks=settings.readNumEntry("/animation/ticks",10);

    35 	animationInterval=settings.readNumEntry("/animation/interval",50);

    36 	animObjList.clear();

    37 	animationTimer=new QTimer (this);

    38 	connect(animationTimer, SIGNAL(timeout()), this, SLOT(animate()));

    39 

    40 }

    41 

    42 void VymModel::setMapEditor(MapEditor *me)

    43 {

    44 	mapEditor=me;

    45 	for (int i=0; i<mapCenters.count(); i++)

    46 		mapCenters.at(i)->setMapEditor(mapEditor);

    47 }

    48 

    49 MapEditor* VymModel::getMapEditor()

    50 {

    51 	return mapEditor;

    52 }

    53 

    54 void VymModel::setVersion (const QString &s)

    55 {

    56 	version=s;

    57 }

    58 

    59 void VymModel::setAuthor (const QString &s)

    60 {

    61 	author=s;

    62 }

    63 

    64 QString VymModel::getAuthor()

    65 {

    66 	return author;

    67 }

    68 

    69 void VymModel::setComment (const QString &s)

    70 {

    71 	comment=s;

    72 }

    73 

    74 QString VymModel::getComment ()

    75 {

    76 	return comment;

    77 }

    78 

    79 QString VymModel::getDate ()

    80 {

    81 	return QDate::currentDate().toString ("yyyy-MM-dd");

    82 }

    83 

    84 void VymModel::setScene (QGraphicsScene *s)

    85 {

    86 	mapScene=s;

    87     init();	// Here we have a mapScene set, 

    88 			// which is (still) needed to create MapCenters

    89 }

    90 

    91 QGraphicsScene* VymModel::getScene ()

    92 {

    93 	return mapScene;

    94 }

    95 

    96 MapCenterObj* VymModel::addMapCenter()

    97 {

    98 	return addMapCenter (QPointF(0,0));

    99 }

   100 

   101 MapCenterObj* VymModel::addMapCenter(QPointF absPos)

   102 {

   103 	MapCenterObj *mapCenter = new MapCenterObj(mapScene);

   104 	mapCenter->move (absPos);

   105     mapCenter->setVisibility (true);

   106 	mapCenter->setHeading (QApplication::translate("Heading of mapcenter in new map", "New map"));

   107 	mapCenter->setMapEditor(mapEditor);		//FIXME needed to get defLinkStyle, mapLinkColorHint ... for later added objects

   108 	mapCenters.append(mapCenter);

   109 	return mapCenter;

   110 }

   111 

   112 MapCenterObj *VymModel::removeMapCenter(MapCenterObj* mco)

   113 {

   114 	int i=mapCenters.indexOf (mco);

   115 	if (i>=0)

   116 	{

   117 		mapCenters.removeAt (i);

   118 		delete (mco);

   119 		if (i>0) return mapCenters.at(i-1);	// Return previous MCO

   120 	}

   121 	return NULL;

   122 }

   123 

   124 MapCenterObj *VymModel::getMapCenterNum (int i)

   125 {

   126 	if (i>mapCenters.count()-1 || i<0)

   127 		return NULL;

   128 	else

   129 		return mapCenters.at(i);

   130 }

   131 

   132 int VymModel::countMapCenters()

   133 {

   134 	return mapCenters.count();

   135 }

   136 

   137 int VymModel::countBranches()

   138 {

   139 	uint b=0;

   140 	BranchObj *bo=first();

   141 	while (bo) 

   142 	{

   143 		b++;

   144 		bo=next(bo);

   145 	}

   146 	return b;

   147 }

   148 

   149 BranchObj* VymModel::first()

   150 {

   151 	if (mapCenters.count()>0) 

   152 		return mapCenters.first();

   153 	else	

   154 		return NULL;

   155 }

   156 	

   157 BranchObj* VymModel::next(BranchObj *bo_start)

   158 {

   159 	BranchObj *rbo;

   160 	BranchObj *bo=bo_start;

   161 	if (bo)

   162 	{

   163 		// Try to find next branch in current MapCenter

   164 		rbo=bo->next();

   165 		if (rbo) return rbo;

   166 

   167 		// Try to find MapCenter of bo

   168 		while (bo->getDepth()>0) bo=(BranchObj*)bo->getParObj();

   169 

   170 		// Try to find next MapCenter

   171 		int i=mapCenters.indexOf ((MapCenterObj*)bo);

   172 		if (i+2 > mapCenters.count() || i<0) return NULL;

   173 		if (mapCenters.at(i+1)!=bo_start)

   174 			return mapCenters.at(i+1);

   175 	} 

   176 	return NULL;

   177 }

   178 

   179 LinkableMapObj* VymModel::findMapObj(QPointF p, LinkableMapObj *excludeLMO)

   180 {

   181 	LinkableMapObj *lmo;

   182 

   183 	for (int i=0;i<mapCenters.count(); i++)

   184 	{

   185 		lmo=mapCenters.at(i)->findMapObj (p,excludeLMO);

   186 		if (lmo) return lmo;

   187 	}

   188 	return NULL;

   189 }

   190 

   191 LinkableMapObj* VymModel::findObjBySelect(const QString &s)

   192 {

   193 	LinkableMapObj *lmo;

   194 	if (!s.isEmpty() )

   195 	{

   196 		QString part;

   197 		QString typ;

   198 		QString num;

   199 		part=s.section(",",0,0);

   200 		typ=part.left (2);

   201 		num=part.right(part.length() - 3);

   202 		if (typ=="mc" && num.toInt()>=0 && num.toInt() <mapCenters.count() )

   203 			return mapCenters.at(num.toInt() );

   204 	}		

   205 

   206 	for (int i=0; i<mapCenters.count(); i++)

   207 	{

   208 		lmo=mapCenters.at(i)->findObjBySelect(s);

   209 		if (lmo) return lmo;

   210 	}	

   211 	return NULL;

   212 }

   213 

   214 LinkableMapObj* VymModel::findID (const QString &s)

   215 {

   216 	LinkableMapObj *lmo;

   217 	for (int i=0; i<mapCenters.count(); i++)

   218 	{

   219 		lmo=mapCenters.at(i)->findID (s);

   220 		if (lmo) return lmo;

   221 	}	

   222 	return NULL;

   223 }

   224 

   225 QString VymModel::saveToDir (const QString &tmpdir,const QString &prefix, int verbose, const QPointF &offset)

   226 {

   227     QString s;

   228 

   229 	for (int i=0; i<mapCenters.count(); i++)

   230 		s+=mapCenters.at(i)->saveToDir (tmpdir,prefix,verbose,offset);

   231     return s;

   232 }

   233 

   234 

   235 //////////////////////////////////////////////

   236 // View related

   237 //////////////////////////////////////////////

   238 

   239 void VymModel::updateRelPositions()

   240 {

   241 	for (int i=0; i<mapCenters.count(); i++)

   242 		mapCenters.at(i)->updateRelPositions();

   243 }

   244 

   245 void VymModel::reposition()

   246 {

   247 	for (int i=0;i<mapCenters.count(); i++)

   248 		mapCenters.at(i)->reposition();	//	for positioning heading

   249 }

   250 

   251 QPolygonF VymModel::shape(BranchObj *bo)

   252 {

   253 	// Creating (arbitrary) shapes

   254 

   255 	QPolygonF p;

   256 	QRectF rb=bo->getBBox();

   257 	if (bo->getDepth()==0)

   258 	{

   259 		// Just take BBox of this mapCenter

   260 		p<<rb.topLeft()<<rb.topRight()<<rb.bottomRight()<<rb.bottomLeft();

   261 		return p;

   262 	}

   263 

   264 	// Take union of BBox and TotalBBox 

   265 

   266 	QRectF ra=bo->getTotalBBox();

   267 	if (bo->getOrientation()==LinkableMapObj::LeftOfCenter)

   268 		p   <<ra.bottomLeft()

   269 			<<ra.topLeft()

   270 			<<QPointF (rb.topLeft().x(), ra.topLeft().y() )

   271 			<<rb.topRight()

   272 			<<rb.bottomRight()

   273 			<<QPointF (rb.bottomLeft().x(), ra.bottomLeft().y() ) ;

   274 	else		

   275 		p   <<ra.bottomRight()

   276 			<<ra.topRight()

   277 			<<QPointF (rb.topRight().x(), ra.topRight().y() )

   278 			<<rb.topLeft()

   279 			<<rb.bottomLeft()

   280 			<<QPointF (rb.bottomRight().x(), ra.bottomRight().y() ) ;

   281 	return p;		

   282 

   283 }

   284 

   285 void VymModel::moveAway(LinkableMapObj *lmo)

   286 {

   287 	// Autolayout:

   288 	//

   289 	// Move all branches and MapCenters away from lmo 

   290 	// to avoid collisions 

   291 

   292 	QPolygonF pA;

   293 	QPolygonF pB;

   294 

   295 	BranchObj *boA=(BranchObj*)lmo;

   296 	BranchObj *boB;

   297 	for (int i=0; i<mapCenters.count(); i++)

   298 	{

   299 		boB=mapCenters.at(i);

   300 		pA=shape (boA);

   301 		pB=shape (boB);

   302 		PolygonCollisionResult r = PolygonCollision(pA, pB, QPoint(0,0));

   303 		cout <<"------->"

   304 			<<"="<<r.intersect

   305 			<<"  ("<<qPrintable(boA->getHeading() )<<")"

   306 			<<"  with ("<< qPrintable (boB->getHeading() )

   307 			<<")  willIntersect"

   308 			<<r.willIntersect 

   309 			<<"  minT="<<r.minTranslation<<endl<<endl;

   310 	}

   311 }

   312 

   313 void VymModel::animate()

   314 {

   315 	animationTimer->stop();

   316 	BranchObj *bo;

   317 	int i=0;

   318 	while (i<animObjList.size() )

   319 	{

   320 		bo=(BranchObj*)animObjList.at(i);

   321 		if (!bo->animate())

   322 		{

   323 			if (i>=0) animObjList.removeAt(i);

   324 			i--;

   325 		}

   326 		bo->reposition();

   327 		i++;

   328 	} 

   329 	mapEditor->updateSelection();

   330 	mapScene->update();

   331 	if (!animObjList.isEmpty() ) animationTimer->start();

   332 }

   333 

   334 

   335 void VymModel::startAnimation(const QPointF &start, const QPointF &dest)

   336 {

   337 	BranchObj *bo=getSelectedBranch();

   338 	if (bo && bo->getDepth()>0) 

   339 	{

   340 		AnimPoint ap;

   341 		ap.setStart (start);

   342 		ap.setDest  (dest);

   343 		ap.setTicks (animationTicks);

   344 		ap.setAnimated (true);

   345 		bo->setAnimation (ap);

   346 		animObjList.append( bo );

   347 		animationTimer->setSingleShot (true);

   348 		animationTimer->start(animationInterval);

   349 	}

   350 }

   351 

   352 void VymModel::stopAnimation(MapObj *mo)

   353 {

   354 	int i=animObjList.indexOf(mo);

   355     if (i>=0)

   356 		animObjList.removeAt (i);

   357 }

   358 

   359 //////////////////////////////////////////////

   360 // Selection related

   361 //////////////////////////////////////////////

   362 

   363 

   364 // Only as long as we dont have Model/View yet

   365 LinkableMapObj* VymModel::getSelection()

   366 {

   367 	return mapEditor->getSelection();

   368 }

   369 BranchObj* VymModel::getSelectedBranch()

   370 {

   371 	return mapEditor->getSelectedBranch();

   372 }

   373 

   374 

   375 bool VymModel::select (const QString &s)

   376 {

   377 	return mapEditor->select (s);

   378 }

   379 

   380 QString VymModel::getSelectString (LinkableMapObj *lmo)

   381 {

   382 	QString s;

   383 	if (!lmo) return s;

   384 	if (typeid(*lmo)==typeid(BranchObj) ||

   385 		typeid(*lmo)==typeid(MapCenterObj) )

   386 	{	

   387 		LinkableMapObj *par=lmo->getParObj();

   388 		if (par)

   389 		{

   390 			if (lmo->getDepth() ==1)

   391 				// Mainbranch, return 

   392 				s= "bo:" + QString("%1").arg(((BranchObj*)lmo)->getNum());

   393 			else	

   394 				// Branch, call myself recursively

   395 				s= getSelectString(par) + ",bo:" + QString("%1").arg(((BranchObj*)lmo)->getNum());

   396 		} else

   397 		{

   398 			// MapCenter

   399 			int i=mapCenters.indexOf ((MapCenterObj*)lmo);

   400 			if (i>=0) s=QString("mc:%1").arg(i);

   401 		}	

   402 	}	

   403 	return s;

   404 

   405 }

   406 

   407 	

   408 void VymModel::setHideTmp (HideTmpMode mode)

   409 {

   410 	for (int i=0;i<mapCenters.count(); i++)

   411 		mapCenters.at(i)->setHideTmp (mode);	

   412 }

   413 

   414 QRectF VymModel::getTotalBBox()

   415 {

   416 	QRectF r;

   417 	for (int i=0;i<mapCenters.count(); i++)

   418 		r=addBBox (mapCenters.at(i)->getTotalBBox(), r);

   419 	return r;	

   420 }

   421
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