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Diffstat (limited to 'examples/datavisualization/draggableaxes/axesinputhandler.h')
-rw-r--r-- | examples/datavisualization/draggableaxes/axesinputhandler.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/examples/datavisualization/draggableaxes/axesinputhandler.h b/examples/datavisualization/draggableaxes/axesinputhandler.h new file mode 100644 index 00000000..e912ba74 --- /dev/null +++ b/examples/datavisualization/draggableaxes/axesinputhandler.h @@ -0,0 +1,71 @@ +/**************************************************************************** +** +** Copyright (C) 2014 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 +** +****************************************************************************/ + +#ifndef AXESINPUTHANDLER_H +#define AXESINPUTHANDLER_H + +#include <QtDataVisualization/Q3DInputHandler> +#include <QtDataVisualization/QAbstract3DGraph> +#include <QtDataVisualization/QValue3DAxis> + +using namespace QtDataVisualization; + +//! [0] +class AxesInputHandler : public Q3DInputHandler +//! [0] +{ + Q_OBJECT + + enum InputState { + StateNormal = 0, + StateDraggingX, + StateDraggingZ, + StateDraggingY + }; + +public: + explicit AxesInputHandler(QAbstract3DGraph *graph, QObject *parent = 0); + + inline void setAxes(QValue3DAxis *axisX, QValue3DAxis *axisZ, QValue3DAxis *axisY) { + m_axisX = axisX; + m_axisZ = axisZ; + m_axisY = axisY; + } + + //! [1] + inline void setDragSpeedModifier(float modifier) { m_speedModifier = modifier; } + //! [1] + + virtual void mousePressEvent(QMouseEvent *event, const QPoint &mousePos); + virtual void mouseMoveEvent(QMouseEvent *event, const QPoint &mousePos); + virtual void mouseReleaseEvent(QMouseEvent *event, const QPoint &mousePos); + +private: + void handleElementSelected(QAbstract3DGraph::ElementType type); + void handleAxisDragging(); + +private: + bool m_mousePressed; + InputState m_state; + QValue3DAxis *m_axisX; + QValue3DAxis *m_axisZ; + QValue3DAxis *m_axisY; + float m_speedModifier; +}; + +#endif |