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Diffstat (limited to 'examples/datavisualization/graphgallery/axesinputhandler.h')
-rw-r--r-- | examples/datavisualization/graphgallery/axesinputhandler.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/examples/datavisualization/graphgallery/axesinputhandler.h b/examples/datavisualization/graphgallery/axesinputhandler.h new file mode 100644 index 00000000..bb8432ac --- /dev/null +++ b/examples/datavisualization/graphgallery/axesinputhandler.h @@ -0,0 +1,54 @@ +// Copyright (C) 2023 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#ifndef AXESINPUTHANDLER_H +#define AXESINPUTHANDLER_H + +#include <QtDataVisualization/q3dinputhandler.h> +#include <QtDataVisualization/qabstract3dgraph.h> +#include <QtDataVisualization/qvalue3daxis.h> + +//! [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 = false; + InputState m_state = StateNormal; + QValue3DAxis *m_axisX = nullptr; + QValue3DAxis *m_axisZ = nullptr; + QValue3DAxis *m_axisY = nullptr; + float m_speedModifier = 15.f; +}; + +#endif |