barchartitem_p.h
84 lines
| 2.3 KiB
| text/x-c
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CLexer
Jani Honkonen
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r794 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2012 Digia Plc | ||||
** 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 | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
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r666 | #ifndef BARCHARTITEM_H | ||
#define BARCHARTITEM_H | ||||
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r126 | |||
#include "chartitem_p.h" | ||||
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r338 | #include "qbarseries.h" | ||
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r183 | #include <QPen> | ||
#include <QBrush> | ||||
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r126 | |||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
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r256 | class Bar; | ||
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r820 | class BarLabel; | ||
Michal Klocek
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r1032 | class QAxisCategories; | ||
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r487 | class QChart; | ||
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r256 | |||
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r681 | //typedef QVector<QRectF> BarLayout; | ||
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r671 | |||
Michal Klocek
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r679 | class BarChartItem : public ChartItem | ||
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r126 | { | ||
Michal Klocek
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r139 | Q_OBJECT | ||
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r126 | public: | ||
Michal Klocek
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r677 | BarChartItem(QBarSeries *series, ChartPresenter *presenter); | ||
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r666 | virtual ~BarChartItem(); | ||
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r126 | |||
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r175 | public: | ||
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r126 | // From QGraphicsItem | ||
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); | ||||
QRectF boundingRect() const; | ||||
virtual void dataChanged(); // data of series has changed -> need to recalculate bar sizes | ||||
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r694 | virtual QVector<QRectF> calculateLayout(); | ||
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r681 | void applyLayout(const QVector<QRectF> &layout); | ||
void setLayout(const QVector<QRectF> &layout); | ||||
void updateLayout(const QVector<QRectF> &layout); | ||||
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r671 | |||
Michal Klocek
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r679 | QRectF geometry() const { return m_rect;} | ||
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r775 | public Q_SLOTS: | ||
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r865 | void handleModelChanged(); | ||
Tero Ahola
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r611 | void handleDomainChanged(qreal minX, qreal maxX, qreal minY, qreal maxY); | ||
Tero Ahola
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r737 | void handleGeometryChanged(const QRectF &size); | ||
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r671 | void handleLayoutChanged(); | ||
Michal Klocek
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r139 | |||
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r126 | protected: | ||
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r763 | qreal m_domainMinX; | ||
qreal m_domainMaxX; | ||||
qreal m_domainMinY; | ||||
qreal m_domainMaxY; | ||||
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r674 | |||
Michal Klocek
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r679 | QRectF m_rect; | ||
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r763 | bool m_layoutSet; // True, if component has been laid out. | ||
QVector<QRectF> m_layout; | ||||
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r288 | |||
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r256 | // Not owned. | ||
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r763 | QBarSeries *m_series; | ||
QList<Bar *> m_bars; | ||||
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r820 | QList<BarLabel *> m_labels; | ||
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r126 | }; | ||
QTCOMMERCIALCHART_END_NAMESPACE | ||||
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r666 | #endif // BARCHARTITEM_H | ||