Last change
on this file since 10518 was 8127, checked in by stoecker, 8 years ago |
update qwt and qwtpolar, many QT5 fixes (unfinished)
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File size:
1.1 KB
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1 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
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2 | * Qwt Widget Library
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3 | * Copyright (C) 1997 Josef Wilgen
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4 | * Copyright (C) 2002 Uwe Rathmann
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5 | *
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6 | * This library is free software; you can redistribute it and/or
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7 | * modify it under the terms of the Qwt License, Version 1.0
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8 | *****************************************************************************/
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9 |
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10 | #include "qwt_pixel_matrix.h"
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11 |
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12 | /*!
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13 | \brief Constructor
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14 |
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15 | \param rect Bounding rectangle for the matrix
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16 | */
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17 | QwtPixelMatrix::QwtPixelMatrix( const QRect& rect ):
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18 | QBitArray( qMax( rect.width() * rect.height(), 0 ) ),
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19 | d_rect( rect )
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20 | {
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21 | }
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22 |
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23 | //! Destructor
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24 | QwtPixelMatrix::~QwtPixelMatrix()
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25 | {
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26 | }
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27 |
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28 | /*!
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29 | Set the bounding rectangle of the matrix
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30 |
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31 | \param rect Bounding rectangle
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32 |
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33 | \note All bits are cleared
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34 | */
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35 | void QwtPixelMatrix::setRect( const QRect& rect )
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36 | {
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37 | if ( rect != d_rect )
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38 | {
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39 | d_rect = rect;
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40 | const int sz = qMax( rect.width() * rect.height(), 0 );
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41 | resize( sz );
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42 | }
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43 |
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44 | fill( false );
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45 | }
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46 |
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47 | //! \return Bounding rectangle
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48 | QRect QwtPixelMatrix::rect() const
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49 | {
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50 | return d_rect;
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51 | }
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