You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

93 lines
2.6 KiB

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Charts module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef VIEW_H
#define VIEW_H
#include <QtWidgets/QGraphicsView>
#include <QtCharts/QChartGlobal>
#include <QtCharts/QChart>
#include "QValueAxis"
QT_BEGIN_NAMESPACE
class QGraphicsScene;
class QMouseEvent;
class QResizeEvent;
class QLineSeries;
class QScatterSeries;
QT_END_NAMESPACE
QT_BEGIN_NAMESPACE
class QChart;
QT_END_NAMESPACE
class Callout;
QT_USE_NAMESPACE
class UChart: public QGraphicsView
{
Q_OBJECT
public:
UChart(QWidget *parent = 0);
void clear_serials();
void add_serials(QLineSeries *series);
void add_serials(QScatterSeries *series);
protected:
void resizeEvent(QResizeEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void wheelEvent(QWheelEvent *event);
public slots:
void keepCallout();
void tooltip(QPointF point, bool state);
private:
QGraphicsSimpleTextItem *m_coordX;
QGraphicsSimpleTextItem *m_coordY;
Callout *m_tooltip;
QList<Callout *> m_callouts;
QPoint m_oPrePos;
bool isRightBtnPressed = false;
QValueAxis *axisX;
QValueAxis *axisY;
QChart *m_chart;
};
#endif