valentina/widgets/vgraphicssimpletextitem.cpp
2013-07-13 13:51:31 +03:00

29 lines
1.2 KiB
C++

#include "vgraphicssimpletextitem.h"
#include <QGraphicsScene>
VGraphicsSimpleTextItem::VGraphicsSimpleTextItem(QGraphicsItem * parent):QGraphicsSimpleTextItem(parent){
}
VGraphicsSimpleTextItem::VGraphicsSimpleTextItem( const QString & text, QGraphicsItem * parent ):QGraphicsSimpleTextItem(text, parent){
this->setFlag(QGraphicsItem::ItemIsMovable, true);
this->setFlag(QGraphicsItem::ItemIsSelectable, true);
this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
}
QVariant VGraphicsSimpleTextItem::itemChange(GraphicsItemChange change, const QVariant &value){
if (change == ItemPositionChange && scene()) {
// value - это новое положение.
QPointF newPos = value.toPointF();
QRectF rect = scene()->sceneRect();
if (!rect.contains(newPos)) {
// Сохраняем элемент внутри прямоугольника сцены.
newPos.setX(qMin(rect.right(), qMax(newPos.x(), rect.left())));
newPos.setY(qMin(rect.bottom(), qMax(newPos.y(), rect.top())));
emit NameChangePosition(newPos);
return newPos;
}
emit NameChangePosition(newPos);
}
return QGraphicsItem::itemChange(change, value);
}