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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the Qt Data Visualization module of the Qt Toolkit. |
| ** |
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| ****************************************************************************/ |
| |
| #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 |