mirror of https://github.com/CGAL/cgal
31 lines
765 B
TeX
31 lines
765 B
TeX
\ccDefGlobalScope{CGAL::}
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\begin{ccRefClass}[Qt::]{GraphicsViewNavigation}
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\ccDefinition
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An object of type \ccRefName\ can be added as event filter to a \ccc{Qt::QGraphicsView} and its viewport.
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Dragging the left mouse button while holding the 'Ctrl' key defines a zoom rectangle.
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Dragging the right mouse button while holding the 'Ctrl' key translates the scene.
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'Ctrl-Shift' and a click of the right mouse button translates what is under the mouse to the center.
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\ccInclude{CGAL/Qt/GraphicsViewNavigation.h}
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\ccCreationVariable{nav}
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\ccOperations
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\ccMethod{bool eventFilter(QObject *obj, QEvent *event);}{The event filter.}
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\ccHeading{Signals}
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\ccMethod{void mouseCoordinates(QPointF p);}{Emits the real world mouse coordinates.}
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\end{ccRefClass}
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