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selection.cpp
author insilmaril
Wed Apr 25 16:02:54 2007 +0000 (2007-04-25)
changeset 478 f4aae4fdc1bc
parent 440 c6a8651e6bbc
child 492 cf60b90369a4
permissions -rw-r--r--
started doxygen documentation 
     1 #include "selection.h"

     2 

     3 #include "mainwindow.h"

     4 #include "mapeditor.h"

     5 

     6 

     7 

     8 extern Main *mainWindow;

     9 

    10 Selection::Selection()

    11 {

    12 	color= QColor(255,255,0);

    13 }

    14 

    15 Selection::~Selection()

    16 {

    17 }

    18 

    19 void Selection::setMapEditor (MapEditor *me)

    20 {

    21 	mapEditor=me;

    22 	mapCenter=me->getMapCenter();

    23 	scene=mapCenter->getScene();

    24 }

    25 

    26 void Selection::copy(const Selection &other)

    27 {

    28 	mapCenter=other.mapCenter;

    29 	selectList=other.selectList;

    30 	lastSelectList=other.lastSelectList;

    31 }

    32 

    33 void Selection::clear()

    34 {

    35 	unselect();

    36 	lastSelectList.clear();

    37 }

    38 

    39 void Selection::update()

    40 {

    41 	QRectF bbox;

    42 	int w=0;

    43 	for (int i=0; i< selectList.count(); ++i) 

    44 	{

    45 		bbox=selectList.at(i)->getBBox();

    46 		selboxList.at(i)->setRect (

    47 			bbox.x()-w,bbox.y()-w, 

    48 			bbox.width()+2*w, bbox.height()+2*w);

    49 		selboxList.at(i)->setPen (color);	

    50 		selboxList.at(i)->setBrush (color);	

    51 	}	

    52 }

    53 

    54 void Selection::setColor (QColor col)

    55 {

    56 	color=col;

    57 	update();

    58 }

    59 

    60 QColor Selection::getColor ()

    61 {

    62 	return color;

    63 }

    64 

    65 bool Selection::select(LinkableMapObj *lmo)	// TODO no multiselections yet

    66 {

    67 	if (!selectList.isEmpty()) unselect();

    68 	selectList.append (lmo);

    69 	QGraphicsRectItem *sb = scene->addRect(

    70 		QRectF(0,0,0,0), 

    71 		QPen(color),

    72 		color);

    73 	sb->setZValue(Z_SELBOX);

    74 	sb->show();

    75 	selboxList.append (sb);

    76 	lmo->select();

    77 	update();

    78 	mainWindow->updateSatellites (mapEditor);	// update branchPropWindow...

    79 	return true;

    80 }

    81 

    82 bool Selection::select (const QString &s)	// TODO no multiselections yet

    83 {

    84 	LinkableMapObj *lmo=mapCenter->findObjBySelect(s);

    85 

    86 	// Finally select the found object

    87 	if (lmo)

    88 	{

    89 		unselect();

    90 		select (lmo);

    91 		return true;

    92 	} 

    93 	return false;

    94 

    95 }

    96 

    97 bool Selection::reselect ()	// TODO no multiselections yet

    98 {

    99 	if (!lastSelectList.isEmpty())

   100 	{

   101 		select (lastSelectList.first());

   102 		return true;

   103 	}

   104 	return false;

   105 

   106 }

   107 

   108 void Selection::unselect()

   109 {

   110 	if (!selectList.isEmpty() )

   111 	{

   112 		for (int i=0; i< selectList.count(); ++i) 

   113 			selectList.at(i)->unselect();

   114 		lastSelectList=selectList;

   115 		selectList.clear();

   116 		while (!selboxList.isEmpty() )

   117 			delete selboxList.takeFirst();

   118 

   119 	}	

   120 }

   121 

   122 bool Selection::isEmpty()

   123 {

   124 	return selectList.isEmpty();

   125 }

   126 

   127 uint Selection::count()

   128 {

   129 	return selectList.count();

   130 }

   131 

   132 SelectionType Selection::type() // TODO no multiselections yet

   133 {

   134 	if (!selectList.isEmpty())

   135 	{

   136 		LinkableMapObj *sel=selectList.first();

   137 		if (typeid (*sel)==typeid (BranchObj)) return Branch;

   138 		if (typeid (*sel)==typeid (MapCenterObj)) return MapCenter;

   139 		if (typeid (*sel)==typeid (FloatImageObj)) return FloatImage;

   140 	}

   141 	return Undefined;

   142 }

   143 

   144 LinkableMapObj* Selection::first()

   145 {

   146 	if (!selectList.isEmpty())

   147 		return selectList.first();

   148 	else	

   149 		return NULL;

   150 }

   151 

   152 LinkableMapObj* Selection::single()

   153 {

   154 	if (selectList.count() == 1)

   155 		return selectList.first();

   156 	else	

   157 		return NULL;

   158 }

   159 

   160 BranchObj* Selection::getBranch()

   161 {

   162 	if (!selectList.isEmpty())

   163 	{

   164 		LinkableMapObj *sel=selectList.first();

   165 		if (typeid (*sel)==typeid (BranchObj) ||

   166 		    typeid (*sel)==typeid (MapCenterObj)) 

   167 			return (BranchObj*)sel;

   168 	}

   169 		return NULL;

   170 }

   171 

   172 FloatImageObj* Selection::getFloatImage()

   173 {

   174 	if (!selectList.isEmpty())

   175 	{

   176 		LinkableMapObj *sel=selectList.first();

   177 		if (typeid (*sel)==typeid (FloatImageObj)) 

   178 			return (FloatImageObj*)sel;

   179 	}

   180 		return NULL;

   181 }

   182 

   183 QString Selection::getSelectString()// TODO no multiselections yet

   184 {

   185 	if (selectList.count()==1)

   186 		return selectList.first()->getSelectString();

   187 	else

   188 		return"";

   189 }

   190 

   191
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