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Adding metatype declarations in qml plugin for Qt5...
Adding metatype declarations in qml plugin for Qt5 Not sure why they are needed for Qt5. Definetly NOT needed for Qt4.
Jani Honkonen - - Load All Authors

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r2098:46e62d22b0b4
r2257:b97c592cff78
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chartview.cpp
100 lines | 2.7 KiB | text/x-c | CppLexer
/ examples / zoomlinechart / chartview.cpp
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Michal Klocek
Add missing files from zoomchart example
 r749 /****************************************************************************
Jani Honkonen
Add/modify license headers
 r830 **
** Copyright (C) 2012 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
Michal Klocek
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#include "chartview.h"
#include <QMouseEvent>
ChartView::ChartView(QChart *chart, QWidget *parent) :
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 r1187 QChartView(chart, parent),
m_isTouching(false)
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 r749 {
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 r1187 setRubberBand(QChartView::RectangleRubberBand);
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 r749 }
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 r1187 bool ChartView::viewportEvent(QEvent *event)
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 r749 {
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 r1187 if (event->type() == QEvent::TouchBegin) {
// By default touch events are converted to mouse events. So
// after this event we will get a mouse event also but we want
// to handle touch events as gestures only. So we need this safeguard
// to block mouse events that are actually generated from touch.
m_isTouching = true;
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Jani Honkonen
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 r1187 // Turn off animations when handling gestures they
// will only slow us down.
chart()->setAnimationOptions(QChart::NoAnimation);
}
return QChartView::viewportEvent(event);
}
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Jani Honkonen
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 r1187 void ChartView::mousePressEvent(QMouseEvent *event)
{
if (m_isTouching)
return;
QChartView::mousePressEvent(event);
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 r749 }
void ChartView::mouseMoveEvent(QMouseEvent *event)
{
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 r1187 if (m_isTouching)
return;
QChartView::mouseMoveEvent(event);
Michal Klocek
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 r749 }
void ChartView::mouseReleaseEvent(QMouseEvent *event)
{
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 r1187 if (m_isTouching)
m_isTouching = false;
Michal Klocek
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 r749
Jani Honkonen
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 r1187 // Because we disabled animations when touch event was detected
// we must put them back on.
chart()->setAnimationOptions(QChart::SeriesAnimations);
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 r1187 QChartView::mouseReleaseEvent(event);
Michal Klocek
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 r749 }
Tero Ahola
Tuning zoom example (key zooming was removed from QChartView)
 r966 //![1]
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 r749 void ChartView::keyPressEvent(QKeyEvent *event)
{
switch (event->key()) {
case Qt::Key_Plus:
Jani Honkonen
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 r1187 chart()->zoomIn();
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 r749 break;
case Qt::Key_Minus:
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 r1187 chart()->zoomOut();
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 r749 break;
Tero Ahola
Tuning zoom example (key zooming was removed from QChartView)
 r966 //![1]
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 r749 case Qt::Key_Left:
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coding style fixes for examples
 r2098 chart()->scroll(-10, 0);
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 r749 break;
case Qt::Key_Right:
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 r2098 chart()->scroll(10, 0);
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 r749 break;
case Qt::Key_Up:
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 r2098 chart()->scroll(0, 10);
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 r749 break;
case Qt::Key_Down:
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 r2098 chart()->scroll(0, -10);
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 r749 break;
default:
QGraphicsView::keyPressEvent(event);
break;
}
}