BusFactory.cc

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/*
    Copyright (c) 2002-2009 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
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/**
 * @file BusFactory.cc
 *
 * Definition of BusFactory class.
 *
 * @author Ari Metsähalme 2003 (ari.metsahalme-no.spam-tut.fi)
 * @note rating: yellow
 * @note reviewed Jul 14 2004 by jm, ll, jn, am
 */
 
#include <vector>
 
#include "MachinePart.hh"
#include "Bus.hh"
#include "Segment.hh"
#include "BusFigure.hh"
#include "BusFactory.hh"
#include "EditPart.hh"
#include "SegmentFactory.hh"
#include "EditPolicyFactory.hh"
 
using std::vector;
using namespace TTAMachine;
 
/**
 * The Constructor.
 */
BusFactory::BusFactory(EditPolicyFactory& editPolicyFactory):
    EditPartFactory(editPolicyFactory) {
 
    registerFactory(new SegmentFactory(editPolicyFactory));
}
 
/**
 * The Destructor.
 */
BusFactory::~BusFactory() {
}
 
/**
 * Returns an EditPart corresponding to a bus.
 *
 * @param component Bus of which to create the EditPart.
 * @return NULL if the parameter is not an instance of the
 *         Bus class.
 */
EditPart*
BusFactory::createEditPart(MachinePart* component) {
 
    EditPart* busEditPart = EditPartFactory::checkCache(component);
 
    if (busEditPart != NULL) {
    return busEditPart;
    }
 
    Bus* bus = dynamic_cast<Bus*>(component);
 
    if (bus != NULL) {
 
    busEditPart = new EditPart();
    busEditPart->setModel(bus);
 
    BusFigure* fig = new BusFigure(bus->position());
    busEditPart->setFigure(fig);
 
    for (int i = 0; i < bus->segmentCount(); i++) {
        vector<Factory*>::const_iterator iter = factories_.begin();
        while (iter != factories_.end()) {
            EditPart* segEditPart =
                (*iter)->createEditPart((MachinePart*)bus->segment(i));
            if (segEditPart != NULL) {
                busEditPart->addChild(segEditPart);
                segEditPart->setSelectable(true);
                segEditPart->setParent(busEditPart);
            }
            iter++;
        }
    }
    
    busEditPart->setSelectable(true);
 
    EditPolicy* editPolicy = editPolicyFactory_.createBusEditPolicy();
    if (editPolicy != NULL) {
        busEditPart->installEditPolicy(editPolicy);
    }
    EditPartFactory::writeToCache(busEditPart);
    return busEditPart;
 
    } else {
    return NULL;
    } 
}