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1 | 1 | #include "qscatterseries.h" |
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2 | 2 | #include "qchart.h" |
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3 | 3 | |
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4 | 4 | /*! |
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5 | 5 | \class QScatterSeries |
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6 | 6 | \brief The QScatterSeries class is used for making scatter charts. |
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7 | 7 | |
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8 | 8 | \mainclass |
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9 | 9 | |
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10 | 10 | The scatter data is displayed as a collection of points on the chart. Each point determines the position on the horizontal axis |
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11 | 11 | and the vertical axis. |
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12 | 12 | |
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13 | 13 | \image scatterchart.png |
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14 | 14 | |
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15 | 15 | Creating basic scatter chart is simple: |
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16 | 16 | \code |
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17 | 17 | QScatterSeries* series = new QScatterSeries(); |
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18 | 18 | series->add(0, 6); |
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19 | 19 | series->add(2, 4); |
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20 | 20 | ... |
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21 | 21 | chartView->addSeries(series); |
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22 | 22 | \endcode |
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23 | 23 | */ |
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24 | 24 | |
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25 | 25 | /*! |
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26 | 26 | \enum QScatterSeries::MarkerShape |
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27 | 27 | |
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28 | 28 | This enum describes the shape used when rendering marker items. |
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29 | 29 | |
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30 | 30 | \value MarkerShapeCircle |
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31 | 31 | \value MarkerShapeRectangle |
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32 | 32 | */ |
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33 | 33 | |
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34 | 34 | /*! |
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35 | 35 | \fn QChartSeriesType QScatterSeries::type() const |
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36 | 36 | \brief Returns QChartSeries::SeriesTypeScatter. |
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37 | 37 | \sa QSeries, QSeriesType |
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38 | 38 | */ |
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39 | 39 | |
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40 | 40 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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41 | 41 | |
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42 | 42 | /*! |
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43 | 43 | Constructs a series object which is a child of \a parent. |
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44 | 44 | */ |
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45 | 45 | QScatterSeries::QScatterSeries(QObject *parent) : |
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46 | 46 | QXYSeries(parent), |
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47 | 47 | m_shape(QScatterSeries::MarkerShapeCircle), |
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48 |
m_size( |
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48 | m_size(15.0) | |
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49 | 49 | { |
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50 | 50 | } |
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51 | 51 | |
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52 | 52 | /*! |
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53 | 53 | Destroys the object. Note that adding series to QChart transfers the ownership to the chart. |
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54 | 54 | */ |
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55 | 55 | QScatterSeries::~QScatterSeries() |
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56 | 56 | { |
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57 | 57 | } |
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58 | 58 | |
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59 | 59 | /*! |
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60 | 60 | Returns the shape used for drawing markers. |
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61 | 61 | */ |
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62 | 62 | QScatterSeries::MarkerShape QScatterSeries::shape() const |
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63 | 63 | { |
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64 | 64 | return m_shape; |
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65 | 65 | } |
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66 | 66 | |
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67 | 67 | /*! |
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68 | 68 | Overrides the default shape of the marker items with a user defined \a shape. The default shape |
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69 | 69 | is defined by chart theme setting. |
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70 | 70 | */ |
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71 | 71 | void QScatterSeries::setShape(MarkerShape shape) |
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72 | 72 | { |
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73 | 73 | if(m_shape!= shape){ |
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74 | 74 | m_shape=shape; |
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75 | 75 | emit QXYSeries::updated(); |
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76 | 76 | } |
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77 | 77 | } |
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78 | 78 | |
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79 | 79 | /*! |
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80 | 80 | Returns the size of the marker items. |
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81 | 81 | */ |
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82 | 82 | qreal QScatterSeries::size() const |
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83 | 83 | { |
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84 | 84 | return m_size; |
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85 | 85 | } |
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86 | 86 | |
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87 | 87 | /*! |
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88 | 88 | Set the \a size of the marker items. The default size is 9.0. |
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89 | 89 | */ |
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90 | 90 | void QScatterSeries::setSize(qreal size) |
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91 | 91 | { |
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92 | 92 | if(m_size != size){ |
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93 | 93 | m_size=size; |
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94 | 94 | emit updated(); |
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95 | 95 | } |
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96 | 96 | } |
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97 | 97 | |
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98 | 98 | QTCOMMERCIALCHART_END_NAMESPACE |
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