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root/src/entityinstancefactory.cpp @ fa408e04
| c22391b2 | Christian Ehringfeld | /*
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* Copyright (C) 2015 Christian Ehringfeld <c.ehringfeld@t-online.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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| f4e3904b | Christian Ehringfeld | #include "entityinstancefactory.h"
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#include "entity.h"
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| e8d1537c | Christian Ehringfeld | #include "entityhelper.h"
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| f4e3904b | Christian Ehringfeld | #include <QMetaType>
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| 058a5170 | Christian Ehringfeld | #include <QDebug>
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| f4e3904b | Christian Ehringfeld | using namespace CuteEntityManager;
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| b9dcff08 | Christian Ehringfeld | ||
QHash<QByteArray, EntityInstanceFactory::Constructor>
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EntityInstanceFactory::instance =
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QHash<QByteArray, EntityInstanceFactory::Constructor>();
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| f4e3904b | Christian Ehringfeld | EntityInstanceFactory::EntityInstanceFactory() {
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}
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Entity *EntityInstanceFactory::createInstance(const char *className) {
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| 6d91d381 | Christian Ehringfeld | QString s = QString(className);
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if (!s.contains("*")) {
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s.append("*");
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}
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| 1cee0f5b | Christian Ehringfeld | auto ptr = EntityInstanceFactory::createInstance(QMetaType::type(
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| b7446f4c | Christian Ehringfeld | s.toUtf8().constData()));
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if (!ptr) {
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s.remove("*");
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| 1cee0f5b | Christian Ehringfeld | ptr = EntityInstanceFactory::createObject(s.toUtf8());
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}
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return ptr;
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| f4e3904b | Christian Ehringfeld | }
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| d568923d | Christian Ehringfeld | Entity *EntityInstanceFactory::createInstance(const QString &className) {
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return EntityInstanceFactory::createInstance(className.toUtf8().constData());
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}
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| bb5e9339 | SebastianDiel | Entity *EntityInstanceFactory::createInstance(int metaTypeId) {
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| 35cf13b7 | Christian Ehringfeld | Entity *e = nullptr;
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| f5087482 | Christian Ehringfeld | if (metaTypeId != QMetaType::UnknownType) {
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| 6d91d381 | Christian Ehringfeld | auto metaObject = QMetaType::metaObjectForType(metaTypeId);
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| b7446f4c | Christian Ehringfeld | if (metaObject) {
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| ca25da8b | Christian Ehringfeld | e = qobject_cast<Entity *>(EntityInstanceFactory::createObject(metaObject->className()));
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if(!e) {
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e = qobject_cast<Entity *>(metaObject->newInstance());
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qDebug() << "Backup method for dynamic object creation was called. Maybe the class " +
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| 6be60ddf | Christian Ehringfeld | QString(metaObject->className()) + " isn't registered?";
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| ca25da8b | Christian Ehringfeld | }
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| 033279c9 | SebastianDiel | } else {
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| b7446f4c | Christian Ehringfeld | void *newObj = QMetaType::create(metaTypeId);
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if (newObj) {
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e = static_cast<Entity *>(newObj);
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| 033279c9 | SebastianDiel | }
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}
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| 6d91d381 | Christian Ehringfeld | }
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| f4e3904b | Christian Ehringfeld | return e;
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}
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| e0e1ead8 | Christian Ehringfeld | Entity *EntityInstanceFactory::createInstance(const char *className,
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const QHash<QString, QVariant> &attributes) {
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| 7d60c5a2 | Christian Ehringfeld | Entity *e = EntityInstanceFactory::createInstance(className);
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| 23337ecc | Christian Ehringfeld | EntityInstanceFactory::setAttributes(e, attributes);
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| f4e3904b | Christian Ehringfeld | return e;
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}
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| 23337ecc | Christian Ehringfeld | void EntityInstanceFactory::setAttributes(Entity *&e,
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| e0e1ead8 | Christian Ehringfeld | const QHash<QString, QVariant> &attributes,
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| f4e3904b | Christian Ehringfeld | QHash<QString, QMetaProperty> metaprops) {
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if (e) {
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auto iterator = attributes.constBegin();
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while (iterator != attributes.constEnd()) {
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if (metaprops.contains(iterator.key())) {
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QMetaProperty prop = metaprops.value(iterator.key());
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| df1e56bd | Christian Ehringfeld | if (prop.isWritable()) {
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if (prop.isEnumType()) {
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prop.write(e, prop.enumerator().key(iterator.value().toInt()));
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| 2ce163c3 | Christian Ehringfeld | } else {
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prop.write(e, iterator.value());
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}
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} else {
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| fc71bc10 | Christian Ehringfeld | qWarning() << prop.name() << "on Entity" << EntityHelper::getClassname(
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| e2ee17bf | Christian Ehringfeld | e) << "not writeable!";
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| f4e3904b | Christian Ehringfeld | }
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}
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++iterator;
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}
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}
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}
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| 23337ecc | Christian Ehringfeld | void EntityInstanceFactory::setAttributes(Entity *&e,
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| e0e1ead8 | Christian Ehringfeld | const QHash<QString, QVariant> &attributes) {
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| 7d60c5a2 | Christian Ehringfeld | if (!attributes.isEmpty()) {
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| e8d1537c | Christian Ehringfeld | auto metaprops = EntityHelper::getMetaProperties(e);
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| 23337ecc | Christian Ehringfeld | EntityInstanceFactory::setAttributes(e, attributes, metaprops);
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| dfaffebe | Christian Ehringfeld | }
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| f4e3904b | Christian Ehringfeld | }
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| 2d9fab10 | Christian Ehringfeld | ||
const QString EntityInstanceFactory::extractEntityType(const QString &s) {
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QString r = "";
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const QString sptr = "QSharedPointer";
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if (s.contains(sptr)) {
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| 97846191 | Christian Ehringfeld | const int index = s.indexOf(sptr) + sptr.count() + 1;
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r = s.mid(index, s.indexOf(">", index) - index);
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| 706de2e8 | Christian Ehringfeld | } else {
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r = s;
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| 2d9fab10 | Christian Ehringfeld | }
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return r;
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}
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| ce6994c4 | Christian Ehringfeld | ||
| a1389432 | Christian Ehringfeld | Entity *EntityInstanceFactory::newSuperClassInstance(const Entity *e) {
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| 35cf13b7 | Christian Ehringfeld | Entity *super = nullptr;
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| ce6994c4 | Christian Ehringfeld | if (e) {
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auto metaObject = e->metaObject()->superClass();
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| f5087482 | Christian Ehringfeld | if (QString(metaObject->className()) != QString("CuteEntityManager::Entity")) {
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| ce6994c4 | Christian Ehringfeld | super = EntityInstanceFactory::createInstance(metaObject->className());
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}
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}
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return super;
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}
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| 59bf3900 | Christian Ehringfeld | ||
Entity *EntityInstanceFactory::createInstance(const QMetaObject *object) {
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| 1701766b | Christian Ehringfeld | auto o = object->newInstance();
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if(o) {
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return qobject_cast<Entity *>(o);
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}
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| 3214951e | Christian Ehringfeld | return EntityInstanceFactory::createInstance(object->className());
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| 59bf3900 | Christian Ehringfeld | }
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| d7727319 | Christian Ehringfeld | ||
| ca25da8b | Christian Ehringfeld | QList<QSharedPointer<Entity>> EntityInstanceFactory::castQVariantList(
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QVariant &list) {
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| d7727319 | Christian Ehringfeld | return *reinterpret_cast<QList<QSharedPointer<Entity>>*>(list.data());
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}
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QSharedPointer<Entity> EntityInstanceFactory::castQVariant(
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QVariant &entity) {
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| 5757762e | Christian Ehringfeld | return *reinterpret_cast<QSharedPointer<Entity>*>(entity.data());
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| d7727319 | Christian Ehringfeld | }
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| e332a521 | Christian Ehringfeld | ||
QStringList EntityInstanceFactory::getRegisteredClasses() {
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QStringList registered = QStringList();
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for (auto i = EntityInstanceFactory::instance.constBegin();
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i != EntityInstanceFactory::instance.constEnd(); ++i) {
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registered.append(i.key());
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}
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return registered;
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}
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| be2e9500 | Christian Ehringfeld | ||
Entity *EntityInstanceFactory::createInstance(Attribute *&attr) {
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return EntityInstanceFactory::createInstance(
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EntityInstanceFactory::extractEntityType(
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attr->getMetaProperty().typeName()));
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}
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| fa408e04 | Christian Ehringfeld | ||
typedef Entity *(*Constructor)();
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QHash<QByteArray, Constructor> EntityInstanceFactory::getInstance() {
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return instance;
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}
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