qtgraphs/examples/graphs/3d/widgetgraphgallery/axesinputhandler.h

51 lines
1.4 KiB
C++

// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef AXESINPUTHANDLER_H
#define AXESINPUTHANDLER_H
#include <QtGraphs/q3dinputhandler.h>
#include <QtGraphs/qabstract3dgraph.h>
#include <QtGraphs/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