splinechartitem_p.h
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| 2.5 KiB
| text/x-c
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CLexer
Jani Honkonen
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r794 | /**************************************************************************** | ||
| ** | ||||
Miikka Heikkinen
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r2432 | ** Copyright (C) 2013 Digia Plc | ||
|
Jani Honkonen
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r794 | ** All rights reserved. | ||
| ** For any questions to Digia, please use contact form at http://qt.digia.com | ||||
| ** | ||||
| ** This file is part of the Qt Commercial Charts Add-on. | ||||
| ** | ||||
| ** $QT_BEGIN_LICENSE$ | ||||
| ** Licensees holding valid Qt Commercial licenses may use this file in | ||||
| ** accordance with the Qt Commercial License Agreement provided with the | ||||
| ** Software or, alternatively, in accordance with the terms contained in | ||||
| ** a written agreement between you and Digia. | ||||
| ** | ||||
| ** If you have questions regarding the use of this file, please use | ||||
| ** contact form at http://qt.digia.com | ||||
| ** $QT_END_LICENSE$ | ||||
| ** | ||||
| ****************************************************************************/ | ||||
unknown
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r1366 | // W A R N I N G | ||
| // ------------- | ||||
| // | ||||
| // This file is not part of the QtCommercial Chart API. It exists purely as an | ||||
| // implementation detail. This header file may change from version to | ||||
| // version without notice, or even be removed. | ||||
| // | ||||
| // We mean it. | ||||
Marek Rosa
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r460 | #ifndef SPLINECHARTITEM_P_H | ||
| #define SPLINECHARTITEM_P_H | ||||
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r295 | |||
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r401 | #include "qsplineseries.h" | ||
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r1218 | #include "xychart_p.h" | ||
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r622 | |||
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r295 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||
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r1735 | class SplineAnimation; | ||
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r2273 | class SplineChartItem : public XYChart | ||
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r295 | { | ||
| Q_OBJECT | ||||
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r1218 | Q_INTERFACES(QGraphicsItem) | ||
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r295 | public: | ||
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r2273 | SplineChartItem(QSplineSeries *series, QGraphicsItem* item = 0); | ||
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r295 | |||
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r465 | //from QGraphicsItem | ||
| QRectF boundingRect() const; | ||||
| void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | ||||
| QPainterPath shape() const; | ||||
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r417 | |||
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Michal Klocek
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r1217 | void setControlGeometryPoints(QVector<QPointF>& points); | ||
| QVector<QPointF> controlGeometryPoints() const; | ||||
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Jani Honkonen
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r2104 | void setAnimation(SplineAnimation *animation); | ||
| ChartAnimation *animation() const; | ||||
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r1217 | |||
sauimone
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r775 | public Q_SLOTS: | ||
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r476 | void handleUpdated(); | ||
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r465 | protected: | ||
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r1217 | void updateGeometry(); | ||
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r2372 | QVector<QPointF> calculateControlPoints(const QVector<QPointF> &points); | ||
| QVector<qreal> firstControlPoints(const QVector<qreal>& vector); | ||||
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r2097 | void updateChart(QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, int index); | ||
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Michal Klocek
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r1218 | void mousePressEvent(QGraphicsSceneMouseEvent *event); | ||
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r2256 | void hoverEnterEvent(QGraphicsSceneHoverEvent *event); | ||
| void hoverLeaveEvent(QGraphicsSceneHoverEvent *event); | ||||
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r419 | |||
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r465 | private: | ||
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r961 | QSplineSeries *m_series; | ||
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r465 | QPainterPath m_path; | ||
| QRectF m_rect; | ||||
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r580 | QPen m_linePen; | ||
| QPen m_pointPen; | ||||
| bool m_pointsVisible; | ||||
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r622 | QVector<QPointF> m_controlPoints; | ||
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r2104 | SplineAnimation *m_animation; | ||
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r476 | |||
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r622 | friend class SplineAnimation; | ||
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r295 | }; | ||
| QTCOMMERCIALCHART_END_NAMESPACE | ||||
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Marek Rosa
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r460 | #endif // SPLINECHARTITEM_P_H | ||