abstractbarchartitem_p.h
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r1674 | /**************************************************************************** | ||
| ** | ||||
Titta Heikkala
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r2776 | ** Copyright (C) 2015 The Qt Company Ltd | ||
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r1674 | ** All rights reserved. | ||
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Titta Heikkala
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r2776 | ** For any questions to The Qt Company, please use contact form at http://qt.io | ||
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r1674 | ** | ||
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r2740 | ** This file is part of the Qt Charts module. | ||
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r1674 | ** | ||
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r2740 | ** Licensees holding valid commercial license for Qt may use this file in | ||
| ** accordance with the Qt License Agreement provided with the Software | ||||
| ** or, alternatively, in accordance with the terms contained in a written | ||||
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Titta Heikkala
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r2776 | ** agreement between you and The Qt Company. | ||
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r1674 | ** | ||
| ** If you have questions regarding the use of this file, please use | ||||
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r2740 | ** contact form at http://qt.io | ||
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r1674 | ** | ||
| ****************************************************************************/ | ||||
| // W A R N I N G | ||||
| // ------------- | ||||
| // | ||||
Miikka Heikkinen
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r2574 | // This file is not part of the Qt Enterprise Chart API. It exists purely as an | ||
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r1674 | // implementation detail. This header file may change from version to | ||
| // version without notice, or even be removed. | ||||
| // | ||||
| // We mean it. | ||||
| #ifndef ABSTRACTBARCHARTITEM_H | ||||
| #define ABSTRACTBARCHARTITEM_H | ||||
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Titta Heikkala
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r2714 | #include <private/chartitem_p.h> | ||
| #include <QtCharts/QAbstractBarSeries> | ||||
| #include <QtGui/QPen> | ||||
| #include <QtGui/QBrush> | ||||
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r2712 | QT_CHARTS_BEGIN_NAMESPACE | ||
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r1674 | |||
| class Bar; | ||||
| class QAxisCategories; | ||||
| class QChart; | ||||
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r2316 | class BarAnimation; | ||
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r1674 | |||
| class AbstractBarChartItem : public ChartItem | ||||
| { | ||||
| Q_OBJECT | ||||
| public: | ||||
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r2273 | AbstractBarChartItem(QAbstractBarSeries *series, QGraphicsItem* item = 0); | ||
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r1674 | virtual ~AbstractBarChartItem(); | ||
| public: | ||||
| void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | ||||
| QRectF boundingRect() const; | ||||
| virtual QVector<QRectF> calculateLayout() = 0; | ||||
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r2316 | virtual void initializeLayout() = 0; | ||
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r1674 | virtual void applyLayout(const QVector<QRectF> &layout); | ||
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r2316 | virtual void setAnimation(BarAnimation *animation); | ||
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r1674 | void setLayout(const QVector<QRectF> &layout); | ||
| void updateLayout(const QVector<QRectF> &layout); | ||||
| QRectF geometry() const { return m_rect;} | ||||
| public Q_SLOTS: | ||||
|
Michal Klocek
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r1698 | void handleDomainUpdated(); | ||
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r1674 | void handleLayoutChanged(); | ||
| void handleLabelsVisibleChanged(bool visible); | ||||
| void handleDataStructureChanged(); // structure of of series has changed, recreate graphic items | ||||
| void handleVisibleChanged(); | ||||
Tero Ahola
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r2067 | void handleOpacityChanged(); | ||
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r2305 | virtual void handleUpdatedBars(); | ||
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r2689 | void handleLabelsPositionChanged(); | ||
| virtual void positionLabels(); | ||||
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r1674 | |||
| protected: | ||||
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r2802 | void positionLabelsVertical(); | ||
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r1674 | |||
| qreal m_domainMinX; | ||||
| qreal m_domainMaxX; | ||||
| qreal m_domainMinY; | ||||
| qreal m_domainMaxY; | ||||
| QRectF m_rect; | ||||
| QVector<QRectF> m_layout; | ||||
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r2316 | BarAnimation *m_animation; | ||
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r1674 | |||
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r1794 | QAbstractBarSeries *m_series; // Not owned. | ||
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r1674 | QList<Bar *> m_bars; | ||
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r2539 | QList<QGraphicsTextItem *> m_labels; | ||
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r2316 | QSizeF m_oldSize; | ||
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r1674 | }; | ||
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r2712 | QT_CHARTS_END_NAMESPACE | ||
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r1674 | |||
| #endif // ABSTRACTBARCHARTITEM_H | ||||