Qwt User's Guide: qwt_clipper.h Source File

Qwt User's Guide 6.0.1

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# qwt_clipper.h

    00001 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
    00002  * Qwt Widget Library
    00003  * Copyright (C) 1997   Josef Wilgen
    00004  * Copyright (C) 2002   Uwe Rathmann
    00005  *
    00006  * This library is free software; you can redistribute it and/or
    00007  * modify it under the terms of the Qwt License, Version 1.0
    00008  *****************************************************************************/
    00009
    00010 #ifndef QWT_CLIPPER_H
    00011 #define QWT_CLIPPER_H
    00012
    00013 #include "qwt_global.h"
    00014 #include "qwt_interval.h"
    00015 #include <qpolygon.h>
    00016 #include <qvector.h>
    00017
    00018 class QRect;
    00019 class QRectF;
    00020
    00025 class QWT_EXPORT QwtClipper
    00026 {
    00027 public:
    00028     static QPolygon clipPolygon( const QRect &,
    00029         const QPolygon &, bool closePolygon = false );
    00030     static QPolygonF clipPolygonF( const QRectF &,
    00031         const QPolygonF &, bool closePolygon = false );
    00032
    00033     static QVector<QwtInterval> clipCircle(
    00034         const QRectF &, const QPointF &, double radius );
    00035 };
    00036
    00037 #endif