1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** All rights reserved.
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5 | ** Contact: Nokia Corporation (qt-info@nokia.com)
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6 | **
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7 | ** This file is part of the examples of the Qt Toolkit.
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8 | **
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9 | ** $QT_BEGIN_LICENSE:BSD$
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10 | ** You may use this file under the terms of the BSD license as follows:
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11 | **
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12 | ** "Redistribution and use in source and binary forms, with or without
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13 | ** modification, are permitted provided that the following conditions are
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14 | ** met:
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15 | ** * Redistributions of source code must retain the above copyright
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16 | ** notice, this list of conditions and the following disclaimer.
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17 | ** * Redistributions in binary form must reproduce the above copyright
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18 | ** notice, this list of conditions and the following disclaimer in
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19 | ** the documentation and/or other materials provided with the
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20 | ** distribution.
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21 | ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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22 | ** the names of its contributors may be used to endorse or promote
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23 | ** products derived from this software without specific prior written
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24 | ** permission.
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25 | **
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26 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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27 | ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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28 | ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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29 | ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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30 | ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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31 | ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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32 | ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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33 | ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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34 | ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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35 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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36 | ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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37 | ** $QT_END_LICENSE$
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38 | **
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39 | ****************************************************************************/
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40 |
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41 | #ifndef SVGALIBSCREEN_H
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42 | #define SVGALIBSCREEN_H
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43 |
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44 | #include <QScreen>
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45 |
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46 | #include <vga.h>
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47 | #include <vgagl.h>
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48 |
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49 | //! [0]
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50 | class SvgalibScreen : public QScreen
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51 | {
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52 | public:
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53 | SvgalibScreen(int displayId) : QScreen(displayId) {}
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54 | ~SvgalibScreen() {}
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55 |
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56 | bool connect(const QString &displaySpec);
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57 | bool initDevice();
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58 | void shutdownDevice();
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59 | void disconnect();
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60 |
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61 | void setMode(int, int, int) {}
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62 | void blank(bool) {}
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63 |
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64 | void blit(const QImage &img, const QPoint &topLeft, const QRegion ®ion);
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65 | void solidFill(const QColor &color, const QRegion ®ion);
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66 | //! [0]
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67 |
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68 | QWSWindowSurface* createSurface(QWidget *widget) const;
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69 | QWSWindowSurface* createSurface(const QString &key) const;
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70 |
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71 | //! [1]
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72 | private:
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73 | void initColorMap();
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74 | void blit16To8(const QImage &image,
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75 | const QPoint &topLeft, const QRegion ®ion);
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76 | void blit32To8(const QImage &image,
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77 | const QPoint &topLeft, const QRegion ®ion);
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78 |
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79 | GraphicsContext *context;
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80 | };
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81 | //! [1]
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82 |
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83 | #endif // SVGALIBSCREEN_H
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