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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 | // W A R N I N G |
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22 | 22 | // ------------- |
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23 | 23 | // |
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24 | 24 | // This file is not part of the QtCommercial Chart API. It exists purely as an |
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25 | 25 | // implementation detail. This header file may change from version to |
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26 | 26 | // version without notice, or even be removed. |
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27 | 27 | // |
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28 | 28 | // We mean it. |
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29 | 29 | |
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30 | 30 | #ifndef LINECHARTITEM_H |
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31 | 31 | #define LINECHARTITEM_H |
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32 | 32 | |
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33 | 33 | #include "qchartglobal.h" |
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34 | 34 | #include "xychart_p.h" |
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35 | 35 | #include <QPen> |
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36 | 36 | |
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37 | 37 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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38 | 38 | |
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39 | 39 | class QLineSeries; |
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40 | 40 | class ChartPresenter; |
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41 | 41 | |
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42 | 42 | class LineChartItem : public XYChart , public QGraphicsItem |
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43 | 43 | { |
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44 | 44 | Q_OBJECT |
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45 | 45 | Q_INTERFACES(QGraphicsItem) |
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46 | 46 | public: |
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47 | 47 | explicit LineChartItem(QLineSeries *series,ChartPresenter *presenter); |
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48 | 48 | ~LineChartItem() {} |
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49 | 49 | |
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50 | 50 | //from QGraphicsItem |
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51 | 51 | QRectF boundingRect() const; |
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52 | 52 | void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); |
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53 | 53 | QPainterPath shape() const; |
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54 | 54 | |
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55 |
QPainterPath path() const { return m_ |
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55 | QPainterPath path() const { return m_linePath; } | |
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56 | 56 | |
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57 | 57 | public Q_SLOTS: |
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58 | 58 | void handleUpdated(); |
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59 | 59 | |
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60 | 60 | protected: |
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61 | 61 | void updateGeometry(); |
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62 | 62 | void mousePressEvent(QGraphicsSceneMouseEvent *event); |
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63 | 63 | |
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64 | 64 | private: |
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65 | 65 | QLineSeries* m_series; |
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66 | 66 | QPainterPath m_path; |
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67 | 67 | QPainterPath m_linePath; |
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68 | 68 | QVector<QPointF> m_points; |
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69 | 69 | QRectF m_rect; |
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70 | 70 | QPen m_linePen; |
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71 | 71 | bool m_pointsVisible; |
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72 | 72 | }; |
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73 | 73 | |
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74 | 74 | QTCOMMERCIALCHART_END_NAMESPACE |
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75 | 75 | |
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76 | 76 | #endif |
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