chartview.cpp
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| text/x-c
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r2483 | /**************************************************************************** | ||
** | ||||
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r2776 | ** Copyright (C) 2015 The Qt Company Ltd | ||
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r2483 | ** All rights reserved. | ||
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r2776 | ** For any questions to The Qt Company, please use contact form at http://qt.io | ||
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r2483 | ** | ||
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r2740 | ** This file is part of the Qt Charts module. | ||
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r2483 | ** | ||
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r2740 | ** Licensees holding valid commercial license for Qt may use this file in | ||
** accordance with the Qt License Agreement provided with the Software | ||||
** or, alternatively, in accordance with the terms contained in a written | ||||
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r2776 | ** agreement between you and The Qt Company. | ||
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r2483 | ** | ||
** If you have questions regarding the use of this file, please use | ||||
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r2740 | ** contact form at http://qt.io | ||
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r2483 | ** | ||
****************************************************************************/ | ||||
#include "chartview.h" | ||||
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r2714 | #include <QtGui/QMouseEvent> | ||
#include <QtCore/QDebug> | ||||
#include <QtCharts/QAbstractAxis> | ||||
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r2483 | |||
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r2712 | QT_CHARTS_USE_NAMESPACE | ||
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r2483 | |||
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; | ||||
} | ||||
} | ||||