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105 lines
2.8 KiB
C++
105 lines
2.8 KiB
C++
/*
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Copyright 2006-2020 The QElectroTech Team
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This file is part of QElectroTech.
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QElectroTech is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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QElectroTech is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "reportelement.h"
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#include "diagramposition.h"
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#include "qetproject.h"
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#include "diagram.h"
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#include "terminal.h"
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#include "conductor.h"
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#include "dynamicelementtextitem.h"
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ReportElement::ReportElement(const ElementsLocation &location, const QString& link_type,QGraphicsItem *qgi, int *state) :
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Element(location, qgi, state,
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link_type == "next_report"? Element::NextReport : Element::PreviousReport),
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m_inverse_report(link_type == "next_report"? Element::PreviousReport : Element::NextReport)
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{}
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/**
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@brief ReportElement::~ReportElement
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Destructor
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*/
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ReportElement::~ReportElement()
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{
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unlinkAllElements();
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if (terminals().size())
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disconnect(terminals().first(), nullptr, nullptr, nullptr);
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}
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/**
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@brief ReportElement::linkToElement
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Link this element to the other element
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@param elmt
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element to be linked with this
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*/
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void ReportElement::linkToElement(Element * elmt)
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{
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if (!diagram() && !elmt -> diagram())
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{
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qDebug() << "ReportElement : linkToElement : Unable to link this or element to link isn't in a diagram";
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return;
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}
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//ensure elmt isn't already linked
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bool i = true;
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if (!this -> isFree() && (connected_elements.first() == elmt))
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i = false;
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//ensure elmt is an inverse report of this element
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if ((elmt->linkType() == m_inverse_report) && i)
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{
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unlinkAllElements();
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connected_elements << elmt;
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elmt->linkToElement(this);
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emit linkedElementChanged();
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}
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}
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/**
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@brief ReportElement::unLinkAllElements
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Unlink all of the element in the QList connected_elements
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*/
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void ReportElement::unlinkAllElements()
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{
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if (isFree())
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return;
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const QList <Element *> tmp_elmt = connected_elements;
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for (Element *elmt : tmp_elmt)
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connected_elements.removeAll(elmt);
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for(Element *elmt : tmp_elmt)
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{
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elmt -> setHighlighted(false);
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elmt -> unlinkAllElements();
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}
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emit linkedElementChanged();
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}
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/**
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@brief ReportElement::unlinkElement
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*unlink the specified element.
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*for reportelement, they must be only one linked element, so we call
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*unlinkAllElements for clear the connected_elements list.
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@param elmt
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*/
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void ReportElement::unlinkElement(Element *elmt) {
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Q_UNUSED (elmt);
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unlinkAllElements();
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}
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