chartview.cpp
56 lines
| 1.4 KiB
| text/x-c
|
CppLexer
|
r2483 | /**************************************************************************** | ||
** | ||||
|
r2688 | ** Copyright (C) 2014 Digia Plc | ||
|
r2483 | ** All rights reserved. | ||
|
r2740 | ** For any questions to Digia, please use contact form at http://qt.io | ||
|
r2483 | ** | ||
|
r2740 | ** This file is part of the Qt Charts module. | ||
|
r2483 | ** | ||
|
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 | ||||
** agreement between you and Digia. | ||||
|
r2483 | ** | ||
** If you have questions regarding the use of this file, please use | ||||
|
r2740 | ** contact form at http://qt.io | ||
|
r2483 | ** | ||
****************************************************************************/ | ||||
#include "chartview.h" | ||||
|
r2714 | #include <QtGui/QMouseEvent> | ||
#include <QtCore/QDebug> | ||||
#include <QtCharts/QAbstractAxis> | ||||
|
r2483 | |||
|
r2712 | QT_CHARTS_USE_NAMESPACE | ||
|
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; | ||||
} | ||||
} | ||||