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/****************************************************************************
**
** Copyright (C) 2013 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
** $QT_END_LICENSE$
**
****************************************************************************/
// 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 CHARTPRESENTER_H
#define CHARTPRESENTER_H
#include "qchartglobal.h"
#include "qchart.h" //because of QChart::ChartThemeId
#include <QRectF>
#include <QMargins>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class ChartItem;
class AxisItem;
class QAbstractSeries;
class ChartDataSet;
class AbstractDomain;
class ChartAxisElement;
class ChartAnimator;
class ChartBackground;
class ChartTitle;
class ChartAnimation;
class AbstractChartLayout;
class ChartPresenter: public QObject
{
Q_OBJECT
public:
enum ZValues {
BackgroundZValue = -1,
ShadesZValue ,
GridZValue,
AxisZValue,
SeriesZValue,
LineChartZValue = SeriesZValue,
SplineChartZValue = SeriesZValue,
BarSeriesZValue = SeriesZValue,
ScatterSeriesZValue = SeriesZValue,
PieSeriesZValue = SeriesZValue,
LegendZValue,
TopMostZValue
};
enum State {
ShowState,
ScrollUpState,
ScrollDownState,
ScrollLeftState,
ScrollRightState,
ZoomInState,
ZoomOutState
};
ChartPresenter(QChart *chart, QChart::ChartType type);
virtual ~ChartPresenter();
void setGeometry(QRectF rect);
QRectF geometry() const;
QGraphicsItem *rootItem(){ return m_chart; }
ChartBackground *backgroundElement();
ChartTitle *titleElement();
QList<ChartAxisElement *> axisItems() const;
QList<ChartItem *> chartItems() const;
QLegend *legend();
void setBackgroundBrush(const QBrush &brush);
QBrush backgroundBrush() const;
void setBackgroundPen(const QPen &pen);
QPen backgroundPen() const;
void setTitle(const QString &title);
QString title() const;
void setTitleFont(const QFont &font);
QFont titleFont() const;
void setTitleBrush(const QBrush &brush);
QBrush titleBrush() const;
void setBackgroundVisible(bool visible);
bool isBackgroundVisible() const;
void setBackgroundDropShadowEnabled(bool enabled);
bool isBackgroundDropShadowEnabled() const;
void setVisible(bool visible);
void setAnimationOptions(QChart::AnimationOptions options);
QChart::AnimationOptions animationOptions() const;
void startAnimation(ChartAnimation *animation);
//TODO refactor
void setState(State state,QPointF point);
State state() const { return m_state; }
QPointF statePoint() const { return m_statePoint; }
AbstractChartLayout *layout();
QChart::ChartType chartType() const { return m_chart->chartType(); }
private:
void createBackgroundItem();
void createTitleItem();
public Q_SLOTS:
void handleSeriesAdded(QAbstractSeries *series);
void handleSeriesRemoved(QAbstractSeries *series);
void handleAxisAdded(QAbstractAxis *axis);
void handleAxisRemoved(QAbstractAxis *axis);
private Q_SLOTS:
void handleAnimationFinished();
Q_SIGNALS:
void animationsFinished();
private:
QChart *m_chart;
QList<ChartItem *> m_chartItems;
QList<ChartAxisElement *> m_axisItems;
QList<QAbstractSeries *> m_series;
QList<QAbstractAxis *> m_axes;
QChart::AnimationOptions m_options;
State m_state;
QPointF m_statePoint;
QList<ChartAnimation *> m_animations;
AbstractChartLayout *m_layout;
ChartBackground *m_background;
ChartTitle *m_title;
QRectF m_rect;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif /* CHARTPRESENTER_H */
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