// Copyright (C) 2020 James Turner // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License as // published by the Free Software Foundation; either version 2 of the // License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. #include "config.h" #include "FGQmlPropertyNode.hxx" #include #include #include #include #include #include #include
///////////////////////////////////////////////////////////////////////// FGQmlPropertyNode::FGQmlPropertyNode(QObject *parent) : QObject(parent) { } bool FGQmlPropertyNode::set(QVariant newValue) { if (!_prop || !_prop->getAttribute(SGPropertyNode::WRITE)) return false; // we still need to short circuit setting if (newValue == value()) { return true; } switch (_prop->getType()) { case simgear::props::INT: case simgear::props::LONG: _prop->setIntValue(newValue.toInt()); case simgear::props::BOOL: _prop->setBoolValue(newValue.toBool()); case simgear::props::DOUBLE: _prop->setDoubleValue(newValue.toDouble()); case simgear::props::FLOAT: _prop->setFloatValue(newValue.toFloat()); case simgear::props::STRING: _prop->setStringValue(newValue.toString().toStdString()); case simgear::props::VEC3D: { QVector3D v = newValue.value(); _prop->setValue(SGVec3d(v.x(), v.y(), v.z())); } case simgear::props::VEC4D: { QVector4D v = newValue.value(); _prop->setValue(SGVec4d(v.x(), v.y(), v.z(), v.w())); } default: qWarning() << Q_FUNC_INFO << "handle untyped property writes"; break; } return true; } QVariant FGQmlPropertyNode::value() const { if (!_prop) return {}; switch (_prop->getType()) { case simgear::props::INT: case simgear::props::LONG: return _prop->getIntValue(); case simgear::props::BOOL: return _prop->getBoolValue(); case simgear::props::DOUBLE: return _prop->getDoubleValue(); case simgear::props::FLOAT: return _prop->getFloatValue(); case simgear::props::STRING: return QString::fromStdString(_prop->getStringValue()); case simgear::props::VEC3D: { const SGVec3d v3 = _prop->getValue(); return QVariant::fromValue(QVector3D(v3.x(), v3.y(), v3.z())); } case simgear::props::VEC4D: { const SGVec4d v4 = _prop->getValue(); return QVariant::fromValue(QVector4D(v4.x(), v4.y(), v4.z(), v4.w())); } default: break; } return {}; // null qvariant } QString FGQmlPropertyNode::path() const { if (!_prop) return QString(); return QString::fromStdString(_prop->getPath()); } FGQmlPropertyNode *FGQmlPropertyNode::parentProp() const { if (!_prop || !_prop->getParent()) return nullptr; auto pp = new FGQmlPropertyNode; pp->setNode(_prop->getParent()); return pp; } void FGQmlPropertyNode::setNode(SGPropertyNode_ptr node) { if (node == _prop) { return; } if (_prop) { _prop->removeChangeListener(this); } _prop = node; if (_prop) { _prop->addChangeListener(this, false); } emit parentPropChanged(parentProp()); emit pathChanged(path()); emit valueChangedNotify(value()); emit childPropsChanged(); } SGPropertyNode_ptr FGQmlPropertyNode::node() const { return _prop; } void FGQmlPropertyNode::valueChanged(SGPropertyNode *node) { if (node != _prop) { return; } emit valueChangedNotify(value()); } void FGQmlPropertyNode::childAdded(SGPropertyNode* pr, SGPropertyNode* child) { if (pr == _prop) { emit childPropsChanged(); } } void FGQmlPropertyNode::childRemoved(SGPropertyNode* pr, SGPropertyNode* child) { if (pr == _prop) { emit childPropsChanged(); } } void FGQmlPropertyNode::setPath(QString path) { SGPropertyNode_ptr node = fgGetNode(path.toStdString(), false /* don't create */); setNode(node); } int FGQmlPropertyNode::childCount() const { if (!_prop) return 0; return _prop->nChildren(); } FGQmlPropertyNode* FGQmlPropertyNode::childAt(int index) const { if (!_prop || (_prop->nChildren() <= index)) return nullptr; auto pp = new FGQmlPropertyNode; pp->setNode(_prop->getChild(index)); return pp; }