summaryrefslogtreecommitdiffstats
path: root/examples/charts/chartinteractions/chartview.cpp
blob: b2b40e176840eb22a65f82d6db3aa160419c358a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
/******************************************************************************
**
** 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.
**
** $QT_END_LICENSE$
**
******************************************************************************/

#include "chartview.h"
#include <QtGui/QMouseEvent>
#include "chart.h"

ChartView::ChartView(Chart *chart, QWidget *parent) :
    QChartView(chart, parent)
{
    m_chart = chart;
}

void ChartView::mousePressEvent(QMouseEvent *event)
{
    m_mousePos = event->pos();
    QChartView::mousePressEvent(event);
}

void ChartView::mouseMoveEvent(QMouseEvent *event)
{
    m_chart->handlePointMove(event->pos());
    QChartView::mouseMoveEvent(event);
}

void ChartView::mouseReleaseEvent(QMouseEvent *event)
{
    if (event->pos() != m_mousePos) {
        m_chart->handlePointMove(event->pos());
        m_chart->setPointClicked(false);
    }
    QChartView::mouseReleaseEvent(event);
}