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Diffstat (limited to 'tests/barstest/custominputhandler.cpp')
-rw-r--r-- | tests/barstest/custominputhandler.cpp | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/tests/barstest/custominputhandler.cpp b/tests/barstest/custominputhandler.cpp new file mode 100644 index 00000000..3b050fda --- /dev/null +++ b/tests/barstest/custominputhandler.cpp @@ -0,0 +1,54 @@ +/**************************************************************************** +** +** Copyright (C) 2013 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 QtDataVisualization module. +** +** 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 +** 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 +** +****************************************************************************/ + +#include "custominputhandler.h" + +#include <QtDataVisualization/Q3DCamera> + +CustomInputHandler::CustomInputHandler(QObject *parent) : + QAbstract3DInputHandler(parent) +{ +} + +//! [0] +void CustomInputHandler::mouseMoveEvent(QMouseEvent *event, const QPoint &mousePos) +{ + Q_UNUSED(event) + setInputPosition(mousePos); +} +//! [0] + +//! [1] +void CustomInputHandler::wheelEvent(QWheelEvent *event) +{ + // Adjust zoom level based on what zoom range we're in. + int zoomLevel = scene()->activeCamera()->zoomLevel(); + if (zoomLevel > 100) + zoomLevel += event->angleDelta().y() / 12; + else if (zoomLevel > 50) + zoomLevel += event->angleDelta().y() / 60; + else + zoomLevel += event->angleDelta().y() / 120; + if (zoomLevel > 500) + zoomLevel = 500; + else if (zoomLevel < 10) + zoomLevel = 10; + + scene()->activeCamera()->setZoomLevel(zoomLevel); +} +//! [1] |