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38 lines
974 B
38 lines
974 B
15 years ago
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/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
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* Qwt Widget Library
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* Copyright (C) 1997 Josef Wilgen
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* Copyright (C) 2002 Uwe Rathmann
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14 years ago
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*
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15 years ago
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the Qwt License, Version 1.0
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*****************************************************************************/
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#ifndef QWT_CLIPPER_H
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#define QWT_CLIPPER_H
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#include "qwt_global.h"
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#include "qwt_array.h"
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#include "qwt_polygon.h"
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#include "qwt_double_rect.h"
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#include "qwt_double_interval.h"
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class QRect;
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/*!
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\brief Some clipping algos
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*/
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class QWT_EXPORT QwtClipper
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{
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public:
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static QwtPolygon clipPolygon(const QRect &, const QwtPolygon &);
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static QwtPolygonF clipPolygonF(const QwtDoubleRect &, const QwtPolygonF &);
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#if QT_VERSION >= 0x040000
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static QwtArray<QwtDoubleInterval> clipCircle(
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const QwtDoubleRect &, const QwtDoublePoint &, double radius);
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#endif
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};
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#endif
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