CGAL::Qt::GraphicsViewNavigation Class Reference

#include <CGAL/Qt/GraphicsViewNavigation.h>

Definition

An object of type GraphicsViewNavigation can be added as event filter to a Qt::QGraphicsView and its viewport.

Dragging the left mouse button while holding the 'Ctrl' key defines a zoom rectangle. Dragging the right mouse button while holding the 'Ctrl' key translates the scene. 'Ctrl-Shift' and a click of the right mouse button translates what is under the mouse to the center.

Operations
bool	eventFilter (QObject *obj, QEvent *event)
	The event filter.

Signals
void	mouseCoordinates (QPointF p)
	Emits the real world mouse coordinates.