abstractbarchartitem_p.h
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r1674 | /**************************************************************************** | ||
** | ||||
Miikka Heikkinen
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r2432 | ** Copyright (C) 2013 Digia Plc | ||
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r1674 | ** 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 | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
// 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. | ||||
#ifndef ABSTRACTBARCHARTITEM_H | ||||
#define ABSTRACTBARCHARTITEM_H | ||||
#include "chartitem_p.h" | ||||
#include "qabstractbarseries.h" | ||||
#include <QPen> | ||||
#include <QBrush> | ||||
QTCOMMERCIALCHART_BEGIN_NAMESPACE | ||||
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: | ||||
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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(); | ||||
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r2067 | void handleOpacityChanged(); | ||
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r2305 | virtual void handleUpdatedBars(); | ||
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r1674 | |||
protected: | ||||
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 | }; | ||
QTCOMMERCIALCHART_END_NAMESPACE | ||||
#endif // ABSTRACTBARCHARTITEM_H | ||||