本文整理汇总了C++中ImageItem::metaObject方法的典型用法代码示例。如果您正苦于以下问题：C++ ImageItem::metaObject方法的具体用法？C++ ImageItem::metaObject怎么用？C++ ImageItem::metaObject使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ImageItem的用法示例。
在下文中一共展示了ImageItem::metaObject方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: loadGeometry
void StitcherWorkspace::loadGeometry() {
/*
This is a prefix to distinguish Hawk Geometry properties from the
normal widget properties
*/
const QString tag("HawkGeometry_");
QList<QGraphicsItem *> ii = _stitcherView->items();
QMap<QString,ImageItem *> sortMap;
for(int i = 0; i<ii.size(); i++) {
if(ImageItem * imageItem = qgraphicsitem_cast<ImageItem *>(ii[i])) {
if(imageItem->isVisible()) {
sortMap.insert(imageItem->identifier(),imageItem);
}
}
}
QList<ImageItem *>sortedItems = sortMap.values();
QStandardItemModel * model = qobject_cast<QStandardItemModel *>(geometryTree->model());
model->clear();
model->setHorizontalHeaderLabels(QStringList() << "Parameter" << "Value" << "Locked");
for(int i = 0; i<sortedItems.size(); i++) {
ImageItem * imageItem = sortedItems[i];
const QMetaObject *metaobject = imageItem->metaObject();
int count = metaobject->propertyCount();
QStandardItem * itemName = new QStandardItem(imageItem->identifier());
QStandardItem * itemValue = new QStandardItem();
QStandardItem * itemLocked = new QStandardItem();
itemLocked->setFlags(itemLocked->flags() & ~Qt::ItemIsEditable);
QStandardItem *parentItem = model->invisibleRootItem();
itemName->setFlags(itemName->flags() & ~Qt::ItemIsEditable);
itemValue->setFlags(itemValue->flags() & ~Qt::ItemIsEditable);
if(model->findItems(itemName->text()).empty()) {
parentItem->appendRow(QList<QStandardItem *>() << itemName << itemValue << itemLocked);
parentItem = itemName;
} else {
parentItem = model->findItems(itemName->text()).first();
}
for (int j=0; j<count; ++j) {
QMetaProperty metaproperty = metaobject->property(j);
const char *name = metaproperty.name();
if(!QString(name).startsWith(tag)) {
continue;
}
QVariant var = imageItem->property(name);
Qt::ItemFlags itemValueFlags = Qt::ItemIsSelectable|Qt::ItemIsEnabled;
if(metaproperty.isWritable()) {
itemValueFlags |= Qt::ItemIsEditable;
}
if(var.type() == QVariant::Double) {
double value = var.toDouble();
if(QString(name).endsWith("_theta") || QString(name).endsWith("_alpha")) {
/* convert to degrees */
value *= 180/M_PI;
}
if(QString(name).endsWith("_dy")) {
/* swap axis */
value = -value;
}
QStandardItem * itemName = new QStandardItem(_stitcherView->propertyNameToDisplayName(name,tag));
QStandardItem * itemValue = new QStandardItem(QString("%0").arg(value));
itemValue->setData(value,Qt::UserRole + 1);
itemValue->setData(QString(name),Qt::UserRole + 2);
itemValue->setData(QVariant::fromValue(imageItem),Qt::UserRole + 3);
itemName->setFlags(itemName->flags() & ~Qt::ItemIsEditable);
itemValue->setFlags(itemValueFlags);
QStandardItem * itemLocked = new QStandardItem();
itemLocked->setFlags(itemLocked->flags() & ~Qt::ItemIsEditable);
/* check for lock property */
QString lockedPropertyName = name + QString("_locked");
if(imageItem->property(lockedPropertyName.toAscii().data()).isValid()) {
bool locked = imageItem->property(lockedPropertyName.toAscii().data()).toBool();
itemLocked->setCheckable(true);
itemLocked->setData(locked,Qt::UserRole + 1);
itemLocked->setData(QString(lockedPropertyName),Qt::UserRole + 2);
itemLocked->setData(QVariant::fromValue(imageItem),Qt::UserRole + 3);
if(locked) {
itemLocked->setCheckState(Qt::Checked);
itemValue->setEnabled(false);
}
}
/* Temporarily disable Dz and Alpha */
if(itemName->text() == "Dz" ||
itemName->text() == "Alpha") {
itemLocked->setCheckState(Qt::Checked);
itemName->setEnabled(false);
itemValue->setEnabled(false);
itemLocked->setEnabled(false);
itemName->setToolTip("Currently disabled");
itemValue->setToolTip("Currently disabled");
itemLocked->setToolTip("Currently disabled");
}
parentItem->appendRow(QList<QStandardItem *>() << itemName << itemValue << itemLocked);
}
}
}
geometryTree->expandAll();
geometryTree->resizeColumnToContents(0);
geometryTree->sortByColumn(0,Qt::AscendingOrder);
}