58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
// Copyright (c) 2008 GeometryFactory Sarl (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org).
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//
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// $URL: https://github.com/CGAL/cgal/blob/v5.1/GraphicsView/include/CGAL/Qt/utility_impl.h $
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// $Id: utility_impl.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
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// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
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//
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//
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// Author(s) : Andreas Fabri <Andreas.Fabri@geometryfactory.com>
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// Laurent Rineau <Laurent.Rineau@geometryfactory.com>
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#ifdef CGAL_HEADER_ONLY
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#define CGAL_INLINE_FUNCTION inline
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#include <CGAL/license/GraphicsView.h>
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#else
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#define CGAL_INLINE_FUNCTION
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#endif
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#include <CGAL/Qt/utility.h>
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#include <QGraphicsScene>
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#include <QGraphicsView>
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#include <QList>
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#include <QPoint>
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#include <QPointF>
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namespace CGAL {
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namespace Qt {
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CGAL_INLINE_FUNCTION
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QRectF mapToScene(const QGraphicsView* v, const QRect rect)
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{
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QPointF top_left = v->mapToScene(rect.topLeft());
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QPointF size = v->mapToScene(rect.bottomRight());
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size -= top_left;
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return QRectF(top_left.x(),
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top_left.y(),
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size.x(),
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size.y());
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}
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CGAL_INLINE_FUNCTION
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QRectF viewportsBbox(const QGraphicsScene* scene) {
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QRectF rect;
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Q_FOREACH(QGraphicsView* view, scene->views())
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{
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rect |= mapToScene(view, view->viewport()->rect());
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}
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rect = rect.normalized();
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return rect;
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}
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} // namespace Qt
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} // namespace CGAL
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