chartview.h Example File
zoomlinechart/chartview.h/****************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the Qt Charts module. ** ** $QT_BEGIN_LICENSE:COMM$ ** ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** $QT_END_LICENSE$ ** ******************************************************************************/ #ifndef CHARTVIEW_H #define CHARTVIEW_H #include <QtCharts/QChartView> #include <QtWidgets/QRubberBand> QT_CHARTS_USE_NAMESPACE class ChartView : public QChartView { public: ChartView(QChart *chart, QWidget *parent = 0); protected: bool viewportEvent(QEvent *event); void mousePressEvent(QMouseEvent *event); void mouseMoveEvent(QMouseEvent *event); void mouseReleaseEvent(QMouseEvent *event); void keyPressEvent(QKeyEvent *event); private: bool m_isTouching; }; #endif