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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef CHARTPRESENTER_H_
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#define CHARTPRESENTER_H_
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#include "qchartglobal.h"
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#include "chartbackground_p.h" //TODO fix me
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#include "qchart.h" //becouse of QChart::ChartThemeId //TODO
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#include "qchartaxis.h"
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#include <QRectF>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class Chart;
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class QSeries;
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class ChartDataSet;
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class Domain;
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class Axis;
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class ChartTheme;
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class ChartAnimator;
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class ChartPresenter: public QObject
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{
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Q_OBJECT
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public:
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enum ZValues {
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BackgroundZValue = -1,
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ShadesZValue,
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GridZValue,
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LineChartZValue,
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BarSeriesZValue,
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ScatterSeriesZValue,
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PieSeriesZValue,
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AxisZValue,
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LegendZValue
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};
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ChartPresenter(QChart* chart,ChartDataSet *dataset);
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virtual ~ChartPresenter();
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ChartAnimator* animator() const { return m_animator; }
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ChartTheme *chartTheme() const { return m_chartTheme; }
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ChartDataSet *dataSet() const { return m_dataset; }
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QGraphicsItem* rootItem() const { return m_chart; }
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void setTheme(QChart::ChartTheme theme,bool force = true);
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QChart::ChartTheme theme();
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void setAnimationOptions(QChart::AnimationOptions options);
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QChart::AnimationOptions animationOptions() const;
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void zoomIn();
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void zoomIn(const QRectF& rect);
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void zoomOut();
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void scroll(int dx,int dy);
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void setGeometry(const QRectF& rect);
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QRectF chartGeometry() const { return m_chartRect; }
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void setMinimumMarginHeight(Axis* axis, qreal height);
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void setMinimumMarginWidth(Axis* axis, qreal width);
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qreal minimumLeftMargin() const { return m_minLeftMargin; }
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qreal minimumBottomMargin() const { return m_minBottomMargin; }
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public: //TODO: fix me
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void resetAllElements();
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void createChartBackgroundItem();
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void createChartTitleItem();
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QRectF margins() const { return m_chartMargins;}
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public Q_SLOTS:
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void handleSeriesAdded(QSeries* series,Domain* domain);
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void handleSeriesRemoved(QSeries* series);
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void handleAxisAdded(QChartAxis* axis,Domain* domain);
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void handleAxisRemoved(QChartAxis* axis);
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void updateLayout();
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Q_SIGNALS:
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void geometryChanged(const QRectF& rect);
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private:
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QChart* m_chart;
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ChartAnimator* m_animator;
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ChartDataSet* m_dataset;
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ChartTheme *m_chartTheme;
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QMap<QSeries*,Chart*> m_chartItems;
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QMap<QChartAxis*,Axis*> m_axisItems;
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QRectF m_rect;
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QRectF m_chartRect;
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QChart::AnimationOptions m_options;
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qreal m_minLeftMargin;
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qreal m_minBottomMargin;
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public: //TODO: fixme
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ChartBackground* m_backgroundItem;
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QGraphicsSimpleTextItem* m_titleItem;
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int m_marginBig;
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int m_marginSmall;
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int m_marginTiny;
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QRectF m_chartMargins;
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QRectF m_legendMargins;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif /* CHARTPRESENTER_H_ */
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