Class Avogadro::QtGui::ElementItem#

class Avogadro::QtGui::ElementItem : public QGraphicsItem#

Public Functions

ElementItem(int elementNumber = 0)#

Constructor. Should be called with the element number for this item. The constructor uses setData to set the element number using the key 0. This is then used by PeriodicTable to figure out which element was clicked on.

~ElementItem() override#
QRectF boundingRect() const override#
Returns

the bounding rectangle of the element item.

QPainterPath shape() const override#
Returns

the painter path which is also a rectangle in this case.

void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override#

This is where most of the action takes place. The element box is drawn along with its symbol.