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+/****************************************************************************
+**
+** Copyright (C) 2014 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 Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise 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 Qt Enterprise 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 XYCHART_H
+#define XYCHART_H
+
+#include <qchartglobal.h>
+#include "chartitem_p.h"
+#include "xyanimation_p.h"
+#include "qvalueaxis.h"
+#include <QPen>
+
+QT_CHARTS_BEGIN_NAMESPACE
+
+class ChartPresenter;
+class QXYSeries;
+
+class XYChart : public ChartItem
+{
+ Q_OBJECT
+public:
+ explicit XYChart(QXYSeries *series,QGraphicsItem *item = 0);
+ ~XYChart() {}
+
+ void setGeometryPoints(const QVector<QPointF> &points);
+ QVector<QPointF> geometryPoints() const { return m_points; }
+
+ void setAnimation(XYAnimation *animation);
+ ChartAnimation *animation() const { return m_animation; }
+ virtual void updateGeometry() = 0;
+
+ bool isDirty() const { return m_dirty; }
+ void setDirty(bool dirty);
+
+ void getSeriesRanges(qreal &minX, qreal &maxX, qreal &minY, qreal &maxY);
+ QVector<bool> offGridStatusVector();
+
+public Q_SLOTS:
+ void handlePointAdded(int index);
+ void handlePointRemoved(int index);
+ void handlePointReplaced(int index);
+ void handlePointsReplaced();
+ void handleDomainUpdated();
+
+Q_SIGNALS:
+ void clicked(const QPointF &point);
+ void hovered(const QPointF &point, bool state);
+
+protected:
+ virtual void updateChart(QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, int index = -1);
+
+private:
+ inline bool isEmpty();
+
+protected:
+ QXYSeries *m_series;
+ QVector<QPointF> m_points;
+ XYAnimation *m_animation;
+ bool m_dirty;
+
+ friend class AreaChartItem;
+};
+
+QT_CHARTS_END_NAMESPACE
+
+#endif