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1 | 1 | /**************************************************************************** |
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2 | 2 | ** |
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3 | 3 | ** Copyright (C) 2012 Digia Plc |
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4 | 4 | ** All rights reserved. |
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5 | 5 | ** For any questions to Digia, please use contact form at http://qt.digia.com |
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6 | 6 | ** |
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7 | 7 | ** This file is part of the Qt Commercial Charts Add-on. |
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8 | 8 | ** |
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9 | 9 | ** $QT_BEGIN_LICENSE$ |
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10 | 10 | ** Licensees holding valid Qt Commercial licenses may use this file in |
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11 | 11 | ** accordance with the Qt Commercial License Agreement provided with the |
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12 | 12 | ** Software or, alternatively, in accordance with the terms contained in |
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13 | 13 | ** a written agreement between you and Digia. |
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14 | 14 | ** |
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15 | 15 | ** If you have questions regarding the use of this file, please use |
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16 | 16 | ** contact form at http://qt.digia.com |
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17 | 17 | ** $QT_END_LICENSE$ |
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18 | 18 | ** |
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19 | 19 | ****************************************************************************/ |
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20 | 20 | |
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21 | 21 | #include "chartbackground_p.h" |
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22 | 22 | #include "chartconfig_p.h" |
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23 | 23 | #include <QPen> |
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24 | 24 | #include <QBrush> |
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25 | 25 | #include <QPainter> |
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26 | 26 | #include <QGraphicsDropShadowEffect> |
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27 | 27 | |
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28 | 28 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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29 | 29 | |
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30 | 30 | ChartBackground::ChartBackground(QGraphicsItem* parent) : |
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31 | 31 | QGraphicsRectItem(parent), |
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32 | 32 | m_diameter(15), |
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33 | 33 | m_dropShadow(0) |
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34 | 34 | { |
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35 | 35 | } |
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36 | 36 | |
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37 | 37 | ChartBackground::~ChartBackground() |
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38 | 38 | { |
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39 | 39 | |
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40 | 40 | } |
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41 | 41 | |
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42 | 42 | void ChartBackground::setDropShadowEnabled(bool enabled) |
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43 | 43 | { |
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44 | 44 | if (enabled) { |
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45 | 45 | if (!m_dropShadow) { |
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46 | 46 | m_dropShadow = new QGraphicsDropShadowEffect(); |
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47 | 47 | #ifdef Q_OS_MAC |
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48 | 48 | m_dropShadow->setBlurRadius(15); |
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49 | 49 | m_dropShadow->setOffset(0, 0); |
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50 | 50 | #elif defined(Q_OS_WIN) |
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51 | 51 | m_dropShadow->setBlurRadius(10); |
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52 | 52 | m_dropShadow->setOffset(0, 0); |
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53 | 53 | #else |
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54 | 54 | m_dropShadow->setBlurRadius(10); |
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55 | 55 | m_dropShadow->setOffset(5, 5); |
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56 | 56 | #endif |
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57 | 57 | setGraphicsEffect(m_dropShadow); |
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58 | 58 | } |
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59 | 59 | } else { |
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60 | 60 | delete m_dropShadow; |
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61 | 61 | m_dropShadow = 0; |
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62 | 62 | } |
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63 | 63 | } |
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64 | 64 | |
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65 | 65 | void ChartBackground::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) |
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66 | 66 | { |
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67 | 67 | Q_UNUSED(option); |
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68 | 68 | Q_UNUSED(widget); |
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69 | 69 | painter->save(); |
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70 | 70 | painter->setPen(pen()); |
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71 | 71 | painter->setBrush(brush()); |
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72 | 72 | painter->drawRoundRect(rect(),roundness(rect().width()),roundness(rect().height())); |
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73 | 73 | #ifndef QT_NO_DEBUG |
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74 | 74 | painter->setPen(Qt::black); |
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75 | 75 | QFont font; |
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76 | 76 | QString build("build %1"); |
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77 | 77 | font.setPointSize(6); |
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78 | 78 | painter->setFont(font); |
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79 | 79 | painter->drawText(rect().bottomLeft(),build.arg(ChartConfig::instance()->compilationTime())); |
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80 | 80 | #endif |
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81 | 81 | painter->restore(); |
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82 | 82 | } |
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83 | 83 | |
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84 | 84 | int ChartBackground::roundness(qreal size) const |
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85 | 85 | { |
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86 | if(qFuzzyIsNull(size)) return 0; | |
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86 | 87 | return 100*m_diameter/int(size); |
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87 | 88 | } |
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88 | 89 | |
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89 | 90 | int ChartBackground::diameter() const |
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90 | 91 | { |
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91 | 92 | return m_diameter; |
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92 | 93 | } |
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93 | 94 | |
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94 | 95 | void ChartBackground::setDimeter(int dimater) |
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95 | 96 | { |
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96 | 97 | m_diameter=dimater; |
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97 | 98 | } |
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98 | 99 | |
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99 | 100 | QTCOMMERCIALCHART_END_NAMESPACE |
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