1 | /*************************************************************************** |
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2 | QImageWidget.cpp - description |
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3 | ------------------- |
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4 | begin : Fri Nov 17 2000 |
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5 | copyright : (C) 2000 by Rainer Lehrig |
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6 | email : lehrig@t-online.de |
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7 | ***************************************************************************/ |
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8 | |
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9 | /*************************************************************************** |
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10 | * * |
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11 | * This program is free software; you can redistribute it and/or modify * |
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12 | * it under the terms of the GNU General Public License as published by * |
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13 | * the Free Software Foundation; either version 2 of the License, or * |
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14 | * (at your option) any later version. * |
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15 | * * |
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16 | ***************************************************************************/ |
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17 | #include "q_image_widget.h" |
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18 | #include <QtGui/QPainter> |
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19 | #include <QtGui/QPaintEvent> |
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20 | |
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21 | QImageWidget::QImageWidget( QWidget *parent) |
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22 | : QWidget( parent) |
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23 | { |
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24 | image = QImage(); // construct a null image |
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25 | x = y = w = h = 0; |
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26 | } |
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27 | |
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28 | QImageWidget::~QImageWidget() |
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29 | { |
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30 | } |
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31 | |
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32 | void QImageWidget::setImage(const QImage& newimage) |
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33 | { |
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34 | this->image = newimage.copy(); |
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35 | w = this->image.width(); |
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36 | h = this->image.height(); |
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37 | this->setMinimumSize(w, h); |
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38 | } |
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39 | |
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40 | void QImageWidget::paintEvent( QPaintEvent *e ) |
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41 | { |
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42 | if( !image.isNull() ) |
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43 | { |
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44 | QPainter p; |
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45 | p.begin(this); |
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46 | p.setClipRect(e->rect()); |
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47 | p.drawLine(0,0,100,100); |
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48 | p.drawImage(QPoint(0,0), this->image); |
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49 | p.end(); |
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50 | /* |
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51 | QPainter painter(this); |
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52 | painter.setClipRect(e->rect()); |
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53 | painter.drawImage(QPoint(0,0), image); |
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54 | */ |
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55 | } |
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56 | } |
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57 | |
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58 | void QImageWidget::setGeometry(int nx, int ny, int nw, int nh) |
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59 | { |
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60 | x = nx; |
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61 | y = ny; |
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62 | w = nw; |
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63 | h = nh; |
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64 | move(x,y); |
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65 | resize(w,h); |
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66 | repaint(0,0,w,h); |
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67 | } |
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