qtcharts/tests/polarcharttest/chartview.cpp

/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
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** This file is part of the Qt Enterprise Charts Add-on.
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** $QT_BEGIN_LICENSE$
** 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
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#include "chartview.h"
#include <QMouseEvent>
#include <QDebug>
#include <QAbstractAxis>

QTCOMMERCIALCHART_USE_NAMESPACE

ChartView::ChartView(QWidget *parent) :
    QChartView(parent)
{
}

void ChartView::keyPressEvent(QKeyEvent *event)
{
    switch (event->key()) {
    case Qt::Key_Plus:
        chart()->zoomIn();
        break;
    case Qt::Key_Minus:
        chart()->zoomOut();
        break;
    case Qt::Key_Left:
        chart()->scroll(-1.0, 0);
        break;
    case Qt::Key_Right:
        chart()->scroll(1.0, 0);
        break;
    case Qt::Key_Up:
        chart()->scroll(0, 1.0);
        break;
    case Qt::Key_Down:
        chart()->scroll(0, -1.0);
        break;
    default:
        QGraphicsView::keyPressEvent(event);
        break;
    }
}