src/genericgui/SceneElementaryNodeItem.cxx

   1 //  Copyright (C) 2006-2008  CEA/DEN, EDF R&D
   2 //
   3 //  This library is free software; you can redistribute it and/or
   4 //  modify it under the terms of the GNU Lesser General Public
   5 //  License as published by the Free Software Foundation; either
   6 //  version 2.1 of the License.
   7 //
   8 //  This library is distributed in the hope that it will be useful,
   9 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 //  Lesser General Public License for more details.
  12 //
  13 //  You should have received a copy of the GNU Lesser General Public
  14 //  License along with this library; if not, write to the Free Software
  15 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 //  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19 #include "SceneElementaryNodeItem.hxx"
  20 #include "SceneInPortItem.hxx"
  21 #include "SceneOutPortItem.hxx"
  22 #include "guiObservers.hxx"
  23 #include "commandsProc.hxx"
  24 #include "Scene.hxx"
  25 #include "ElementaryNode.hxx"
  26 #include "InputPort.hxx"
  27 #include "OutputPort.hxx"
  28
  29 #include "QtGuiContext.hxx"
  30 #include "Menus.hxx"
  31
  32 #include <cassert>
  33
  34 //#define _DEVDEBUG_
  35 #include "YacsTrace.hxx"
  36
  37 using namespace std;
  38 using namespace YACS::ENGINE;
  39 using namespace YACS::HMI;
  40
  41 SceneElementaryNodeItem::SceneElementaryNodeItem(QGraphicsScene *scene, SceneItem *parent,
  42                                              QString label, Subject *subject)
  43   : SceneNodeItem(scene, parent, label, subject)
  44 {
  45   _brushColor   = QColor(189,230,185);
  46   _hiBrushColor = QColor(209,255,205);
  47   _penColor     = QColor( 15,180,  0);
  48   _hiPenColor   = QColor( 11,128,  0);
  49 }
  50
  51 SceneElementaryNodeItem::~SceneElementaryNodeItem()
  52 {
  53 }
  54
  55 //! SceneElementaryNodeItem cannot be resized (only ComposedNodeItem can)
  56 void SceneElementaryNodeItem::setWidth(qreal width)
  57 {
  58 }
  59
  60 //! SceneElementaryNodeItem cannot be resized (only ComposedNodeItem can)
  61 void SceneElementaryNodeItem::setHeight(qreal height)
  62 {
  63 }
  64
  65 void SceneElementaryNodeItem::paint(QPainter *painter,
  66                           const QStyleOptionGraphicsItem *option,
  67                           QWidget *widget)
  68 {
  69   //DEBTRACE("SceneElementaryNodeItem::paint");
  70   painter->save();
  71   painter->setBrush(QBrush(Qt::NoBrush));
  72   painter->setPen(QPen(Qt::NoPen));
  73   painter->drawRect(QRectF(0, 0, _width, _height));
  74   painter->setPen(getPenColor());
  75   painter->setBrush(getBrushColor());
  76   painter->drawRect(QRectF(_nml, _nml,
  77                            _width-2*_nml, _height-2*_nml));
  78   painter->restore();
  79 }
  80
  81 void SceneElementaryNodeItem::update(GuiEvent event, int type, Subject* son)
  82 {
  83   DEBTRACE("SceneElementaryNodeItem::update "<< eventName(event)<<" "<<type<<" "<<son);
  84   SceneNodeItem::update(event, type, son);
  85   SceneItem *item;
  86   switch (event)
  87     {
  88     case YACS::HMI::ADD:
  89       switch (type)
  90         {
  91         case YACS::HMI::INPUTPORT:
  92         case YACS::HMI::INPUTDATASTREAMPORT:
  93           item =  new SceneInPortItem(_scene,
  94                                       this,
  95                                       son->getName().c_str(),
  96                                       son);
  97           autoPosNewPort(item, _inPorts.size());
  98           _inPorts.push_back(item);
  99           break;
 100         case YACS::HMI::OUTPUTPORT:
 101         case YACS::HMI::OUTPUTDATASTREAMPORT:
 102           item =  new SceneOutPortItem(_scene,
 103                                        this,
 104                                        son->getName().c_str(),
 105                                        son);
 106           autoPosNewPort(item, _outPorts.size());
 107           _outPorts.push_back(item);
 108            break;
 109 //         default:
 110 //           DEBTRACE("SceneElementaryNodeItem::update() ADD, type not handled:" << type);
 111         }
 112       break;
 113     case YACS::HMI::REMOVE:
 114     case YACS::HMI::SYNCHRO:
 115       reorganize();
 116       break;
 117 //     default:
 118 //       DEBTRACE("SceneElementaryNodeItem::update(), event not handled:" << eventName(event));
 119     }
 120 }
 121
 122 void SceneElementaryNodeItem::popupMenu(QWidget *caller, const QPoint &globalPos)
 123 {
 124   ElementaryNodeMenu m;
 125   m.popupMenu(caller, globalPos);
 126 }
 127
 128 void SceneElementaryNodeItem::reorganize()
 129 {
 130   DEBTRACE("SceneElementaryNodeItem::reorganize() " << _label.toStdString());
 131
 132   SubjectNode* snode = dynamic_cast<SubjectNode*>(_subject);
 133   ElementaryNode* father = dynamic_cast<ElementaryNode*>(snode->getNode());
 134   assert(father);
 135
 136   list<InputPort*> plisti = father->getSetOfInputPort();
 137   list<InputPort*>::iterator iti = plisti.begin();
 138   int nbPorts = 0;
 139   for (; iti != plisti.end(); ++iti)
 140     {
 141       Subject *sub = QtGuiContext::getQtCurrent()->_mapOfSubjectDataPort[(*iti)];
 142       SceneItem *item = QtGuiContext::getQtCurrent()->_mapOfSceneItem[sub];
 143       autoPosNewPort(item, nbPorts);
 144       nbPorts++;
 145     }
 146
 147   list<OutputPort*> plisto = father->getSetOfOutputPort();
 148   list<OutputPort*>::iterator ito = plisto.begin();
 149   nbPorts = 0;
 150   for (; ito != plisto.end(); ++ito)
 151     {
 152       Subject *sub = QtGuiContext::getQtCurrent()->_mapOfSubjectDataPort[(*ito)];
 153       SceneItem *item = QtGuiContext::getQtCurrent()->_mapOfSceneItem[sub];
 154       autoPosNewPort(item, nbPorts);
 155       nbPorts++;
 156     }
 157 }