[bed759] | 1 | /*
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| 2 | * Project: MoleCuilder
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| 3 | * Description: creates and alters molecular systems
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| 4 | * Copyright (C) 2015 Frederik Heber. All rights reserved.
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| 5 | *
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| 6 | *
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| 7 | * This file is part of MoleCuilder.
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| 8 | *
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| 9 | * MoleCuilder is free software: you can redistribute it and/or modify
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| 10 | * it under the terms of the GNU General Public License as published by
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| 11 | * the Free Software Foundation, either version 2 of the License, or
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| 12 | * (at your option) any later version.
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| 13 | *
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| 14 | * MoleCuilder is distributed in the hope that it will be useful,
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | * GNU General Public License for more details.
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| 18 | *
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| 19 | * You should have received a copy of the GNU General Public License
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| 20 | * along with MoleCuilder. If not, see <http://www.gnu.org/licenses/>.
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| 21 | */
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| 22 |
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| 23 | /*
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| 24 | * QtMoleculeItem.cpp
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| 25 | *
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| 26 | * Created on: Jan 17, 2015
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| 27 | * Author: heber
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| 28 | */
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| 29 |
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| 30 | // include config.h
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| 31 | #ifdef HAVE_CONFIG_H
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| 32 | #include <config.h>
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| 33 | #endif
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| 34 |
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| 35 | #include "QtMoleculeItem.hpp"
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| 36 |
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| 37 | #include <QModelIndex>
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| 38 |
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| 39 | #include "UIElements/Views/Qt4/MoleculeList/QtMoleculeList.hpp"
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| 40 |
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| 41 | #include "CodePatterns/MemDebug.hpp"
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| 42 |
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[69b434] | 43 | #include "CodePatterns/Assert.hpp"
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| 44 | #include "CodePatterns/toString.hpp"
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| 45 |
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[bed759] | 46 | #include "CodePatterns/Observer/Notification.hpp"
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| 47 |
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[6d1e0a] | 48 | #include <algorithm>
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[bed759] | 49 |
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[69b434] | 50 | #include "Descriptors/MoleculeIdDescriptor.hpp"
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[6d1e0a] | 51 | #include "molecule.hpp"
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[69b434] | 52 | #include "World.hpp"
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[bed759] | 53 |
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[6d1e0a] | 54 | QtMoleculeItem::QtMoleculeItem(
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[69b434] | 55 | const moleculeId_t _molid,
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[6d1e0a] | 56 | const channellist_t &_channellist,
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| 57 | const enum MoveTypes _movetype,
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| 58 | const emitDirtyState_t _emitDirtyState) :
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| 59 | Observer("QtMoleculeItem"),
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[69b434] | 60 | molid(_molid),
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[6d1e0a] | 61 | movetype(_movetype),
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| 62 | channellist(_channellist),
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| 63 | IsSignedOn(false),
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| 64 | dirty(true),
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| 65 | emitDirtyState(_emitDirtyState)
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[bed759] | 66 | {
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[6d1e0a] | 67 | signOnToMolecule();
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| 68 | setFlags(flags() | Qt::ItemIsSelectable);
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[bed759] | 69 | }
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| 70 |
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[6d1e0a] | 71 | void QtMoleculeItem::signOnToMolecule()
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[bed759] | 72 | {
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[69b434] | 73 | const molecule *mol = World::getInstance().getMolecule(MoleculeById(molid));
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| 74 | if (mol != NULL) {
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| 75 | if (!IsSignedOn)
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| 76 | for (channellist_t::const_iterator channeliter = channellist.begin();
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| 77 | channeliter != channellist.end(); ++channeliter)
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| 78 | mol->signOn(this, *channeliter);
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| 79 | IsSignedOn = true;
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| 80 | }
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[bed759] | 81 | }
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| 82 |
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[6d1e0a] | 83 | void QtMoleculeItem::signOffFromMolecule()
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| 84 | {
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[69b434] | 85 | const molecule *mol = World::getInstance().getMolecule(MoleculeById(molid));
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| 86 | if (mol != NULL) {
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| 87 | if (IsSignedOn)
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| 88 | for (channellist_t::const_iterator channeliter = channellist.begin();
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| 89 | channeliter != channellist.end(); ++channeliter)
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| 90 | mol->signOff(this, *channeliter);
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| 91 | }
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[6d1e0a] | 92 | IsSignedOn = false;
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| 93 | }
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| 94 |
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[bed759] | 95 | QtMoleculeItem::~QtMoleculeItem()
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| 96 | {
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[6d1e0a] | 97 | signOffFromMolecule();
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[bed759] | 98 | }
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| 99 |
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[6d1e0a] | 100 | void QtMoleculeItem::updateState()
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| 101 | {
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| 102 | if (dirty) {
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| 103 | internal_updateState();
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| 104 | dirty = false;
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| 105 | }
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| 106 | }
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[bed759] | 107 |
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| 108 | void QtMoleculeItem::update(Observable *publisher)
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| 109 | {}
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| 110 |
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| 111 | void QtMoleculeItem::recieveNotification(Observable *publisher, Notification_ptr notification)
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| 112 | {
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| 113 | if (dynamic_cast<molecule *>(publisher) != NULL) {
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[6d1e0a] | 114 | if (notification->getChannelNo() == molecule::AboutToBeRemoved) {
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| 115 | signOffFromMolecule();
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| 116 | // prevent any remaining updates from accessing the molecule
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[69b434] | 117 | //molid = -1;
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[6d1e0a] | 118 | dirty = false;
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| 119 | } else {
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| 120 | channellist_t::const_iterator iter =
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| 121 | std::find(channellist.begin(), channellist.end(), notification->getChannelNo());
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| 122 | if (iter != channellist.end()) {
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| 123 | dirty = true;
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| 124 | emitDirtyState(this, movetype);
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| 125 | } else {
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| 126 | ASSERT(0,
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| 127 | "QtMoleculeItem::recieveNotification() - received notification to channel "
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| 128 | +toString(notification->getChannelNo())+" we are not subscribed to.");
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[bed759] | 129 | }
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| 130 | }
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| 131 | }
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| 132 | }
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| 133 |
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| 134 | void QtMoleculeItem::subjectKilled(Observable *publisher)
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| 135 | {
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| 136 | IsSignedOn = false;
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[53c1ff] | 137 | dirty = false;
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[bed759] | 138 | }
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[69b434] | 139 |
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| 140 | const molecule * const QtMoleculeItem::getMolecule() const
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| 141 | {
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| 142 | const molecule * mol = World::getInstance().getMolecule(MoleculeById(molid));
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| 143 | ASSERT (mol != NULL,
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| 144 | "QtMoleculeItem::getMolecule() - mol with "+toString(molid)+" is gone.");
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| 145 | return mol;
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| 146 | }
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