SCnFieldItem* SCnEditorScene::prevField(SCnFieldItem *field, bool withLevelChange)
{
SCnFieldItem *prevField;
SCnFieldItem *nextField = 0;
QGraphicsItem *parentItem = field->parentItem();
if (!parentItem)
return 0;
QList<QGraphicsItem *> items = withLevelChange
? this->items()
: parentItem->childItems();
foreach (QGraphicsItem *item, items)
{
if (nextField->isSCnFieldType(item->type()))
{
prevField = nextField;
nextField = static_cast<SCnFieldItem*>(item);
if (nextField == field)
return prevField;
}
}
return 0;
}
SCnFieldItem* SCnEditorScene::nextField(SCnFieldItem *field, bool withLevelChange)
{
SCnFieldItem *nextField = 0;
bool prevFieldComingFlag = false;
QGraphicsItem *parentItem = field->parentItem();
if (!parentItem)
return 0;
QList<QGraphicsItem *> items = withLevelChange
? this->items()
: parentItem->childItems();
foreach(QGraphicsItem *item, items)
{
if (nextField->isSCnFieldType(item->type()))
{
nextField = static_cast<SCnFieldItem*>(item);
if (prevFieldComingFlag)
return nextField;
if (nextField == field)
prevFieldComingFlag = true;
}
}
return 0;
}
