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1 | 1 | #include "qchartwidget.h" |
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2 | 2 | #include "qchartseries.h" |
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3 | 3 | #include <QGraphicsView> |
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4 | 4 | #include <QGraphicsScene> |
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5 | 5 | #include <QResizeEvent> |
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6 | 6 | |
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7 | 7 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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8 | 8 | |
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9 | 9 | class QChartWidgetPrivate |
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10 | 10 | { |
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11 | 11 | public: |
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12 | 12 | QChartWidgetPrivate(QChartWidget *parent) : |
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13 | 13 | m_view(0), |
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14 | 14 | m_scene(0), |
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15 | 15 | m_chart(0) |
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16 | 16 | { |
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17 | 17 | m_scene = new QGraphicsScene(); |
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18 | 18 | m_view = new QGraphicsView(parent); |
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19 | m_view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); | |
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20 | m_view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); | |
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19 | 21 | m_view->setScene(m_scene); |
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20 | 22 | m_chart = new QChart(); |
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21 | 23 | m_scene->addItem(m_chart); |
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22 | 24 | m_view->show(); |
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23 | 25 | } |
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24 | 26 | |
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25 | 27 | ~QChartWidgetPrivate() { |
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26 | 28 | } |
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27 | 29 | |
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28 | 30 | QGraphicsView *m_view; |
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29 | 31 | QGraphicsScene *m_scene; |
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30 | 32 | QChart* m_chart; |
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31 | 33 | }; |
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32 | 34 | |
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33 | 35 | /////////////////////////////////////////////////////////////////////////////////////////////////// |
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34 | 36 | |
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35 | 37 | QChartWidget::QChartWidget(QWidget *parent) : |
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36 | 38 | QWidget(parent), |
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37 | 39 | d_ptr(new QChartWidgetPrivate(this)) |
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38 | 40 | { |
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39 | 41 | setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding); |
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40 | 42 | } |
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41 | 43 | |
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42 | 44 | QChartWidget::~QChartWidget() |
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43 | 45 | { |
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44 | 46 | delete d_ptr; |
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45 | 47 | } |
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46 | 48 | |
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47 | 49 | void QChartWidget::resizeEvent(QResizeEvent *event) |
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48 | 50 | { |
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49 | 51 | Q_D(QChartWidget); |
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50 | 52 | d->m_view->resize(size().width(),size().height()); |
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51 | 53 | d->m_scene->setSceneRect(0,0,size().width(),size().height()); |
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52 | 54 | d->m_chart->setSize(size()); |
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53 | 55 | QWidget::resizeEvent(event); |
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54 | 56 | } |
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55 | 57 | |
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56 | 58 | QSize QChartWidget::sizeHint() const |
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57 | 59 | { |
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58 | 60 | // TODO: calculate size hint based on contents? |
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59 | 61 | return QSize(100, 100); |
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60 | 62 | } |
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61 | 63 | |
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62 | 64 | void QChartWidget::addSeries(QChartSeries* series) |
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63 | 65 | { |
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64 | 66 | Q_D(QChartWidget); |
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65 | 67 | d->m_chart->addSeries(series); |
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66 | 68 | } |
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67 | 69 | |
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68 | 70 | QChartSeries* QChartWidget::createSeries(QList<qreal> x, QList<qreal> y, QChartSeries::QChartSeriesType type) |
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69 | 71 | { |
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70 | 72 | Q_D(QChartWidget); |
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71 | 73 | return d->m_chart->createSeries(x, y, type); |
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72 | 74 | } |
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73 | 75 | #include "moc_qchartwidget.cpp" |
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74 | 76 | |
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75 | 77 | QTCOMMERCIALCHART_END_NAMESPACE |
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