selection.cpp
author insilmaril
Thu, 17 May 2007 20:19:04 +0000
changeset 492 cf60b90369a4
parent 460 12e763c3e486
child 611 a1ae877b438d
permissions -rw-r--r--
minor bugfixes
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#include "selection.h"
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#include "mainwindow.h"
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#include "mapeditor.h"
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extern Main *mainWindow;
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Selection::Selection()
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{
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	color= QColor(255,255,0);
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}
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Selection::~Selection()
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{
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}
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void Selection::setMapEditor (MapEditor *me)
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{
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	mapEditor=me;
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	mapCenter=me->getMapCenter();
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	scene=mapCenter->getScene();
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}
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void Selection::copy(const Selection &other)
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{
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	mapCenter=other.mapCenter;
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	selectList=other.selectList;
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	lastSelectList=other.lastSelectList;
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}
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void Selection::clear()
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{
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	unselect();
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	lastSelectList.clear();
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}
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void Selection::update()
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{
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	QRectF bbox;
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	int w=0;
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	for (int i=0; i< selectList.count(); ++i) 
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	{
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		bbox=selectList.at(i)->getBBox();
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		selboxList.at(i)->setRect (
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			bbox.x()-w,bbox.y()-w, 
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			bbox.width()+2*w, bbox.height()+2*w);
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		selboxList.at(i)->setPen (color);	
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		selboxList.at(i)->setBrush (color);	
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	}	
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}
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void Selection::setColor (QColor col)
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{
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	color=col;
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	update();
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}
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QColor Selection::getColor ()
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{
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	return color;
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}
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bool Selection::select(LinkableMapObj *lmo)	// TODO no multiselections yet
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{
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	if (!selectList.isEmpty()) unselect();
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	selectList.append (lmo);
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	QGraphicsRectItem *sb = scene->addRect(
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		QRectF(0,0,0,0), 
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		QPen(color),
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		color);
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	sb->setZValue(Z_SELBOX);
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	sb->show();
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	selboxList.append (sb);
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	lmo->select();
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	update();
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	mainWindow->updateSatellites (mapEditor);	// update branchPropWindow...
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	return true;
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}
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bool Selection::select (const QString &s)	// TODO no multiselections yet
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{
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	LinkableMapObj *lmo=mapCenter->findObjBySelect(s);
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	// Finally select the found object
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	if (lmo)
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	{
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		unselect();
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		select (lmo);
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		return true;
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	} 
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	return false;
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}
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bool Selection::reselect ()	// TODO no multiselections yet
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{
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	if (!lastSelectList.isEmpty())
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	{
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		select (lastSelectList.first());
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		return true;
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	}
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	return false;
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}
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void Selection::unselect()
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{
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	if (!selectList.isEmpty() )
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	{
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		for (int i=0; i< selectList.count(); ++i) 
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			selectList.at(i)->unselect();
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		lastSelectList=selectList;
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		selectList.clear();
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		while (!selboxList.isEmpty() )
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			delete selboxList.takeFirst();
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	}	
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}
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bool Selection::isEmpty()
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{
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	return selectList.isEmpty();
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}
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uint Selection::count()
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{
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	return selectList.count();
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}
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Selection::Type Selection::type() // TODO no multiselections yet
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{
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	if (!selectList.isEmpty())
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	{
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		LinkableMapObj *sel=selectList.first();
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		if (typeid (*sel)==typeid (BranchObj)) return Branch;
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		if (typeid (*sel)==typeid (MapCenterObj)) return MapCenter;
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		if (typeid (*sel)==typeid (FloatImageObj)) return FloatImage;
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	}
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	return Undefined;
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}
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LinkableMapObj* Selection::first()
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{
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	if (!selectList.isEmpty())
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		return selectList.first();
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	else	
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		return NULL;
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}
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LinkableMapObj* Selection::single()
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{
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	if (selectList.count() == 1)
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		return selectList.first();
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	else	
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		return NULL;
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}
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BranchObj* Selection::getBranch()
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{
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	if (!selectList.isEmpty())
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	{
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		LinkableMapObj *sel=selectList.first();
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		if (typeid (*sel)==typeid (BranchObj) ||
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		    typeid (*sel)==typeid (MapCenterObj)) 
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			return (BranchObj*)sel;
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	}
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		return NULL;
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}
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FloatImageObj* Selection::getFloatImage()
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{
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	if (!selectList.isEmpty())
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	{
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		LinkableMapObj *sel=selectList.first();
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		if (typeid (*sel)==typeid (FloatImageObj)) 
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			return (FloatImageObj*)sel;
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	}
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		return NULL;
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}
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QString Selection::getSelectString()// TODO no multiselections yet
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{
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	if (selectList.count()==1)
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		return selectList.first()->getSelectString();
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	else
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		return"";
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}
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