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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef CUSTOMINPUTHANDLER_H
#define CUSTOMINPUTHANDLER_H
#include "highlightseries.h"
#include <QtDataVisualization/q3dinputhandler.h>
#include <QtDataVisualization/qabstract3dgraph.h>
#include <QtDataVisualization/qvalue3daxis.h>
class CustomInputHandler : public Q3DInputHandler
{
Q_OBJECT
enum InputState {
StateNormal = 0,
StateDraggingX,
StateDraggingZ,
StateDraggingY
};
public:
explicit CustomInputHandler(QAbstract3DGraph *graph, QObject *parent = 0);
inline void setLimits(float min, float max, float minRange) {
m_areaMinValue = min;
m_areaMaxValue = max;
m_axisXMinValue = m_areaMinValue;
m_axisXMaxValue = m_areaMaxValue;
m_axisZMinValue = m_areaMinValue;
m_axisZMaxValue = m_areaMaxValue;
m_axisXMinRange = minRange;
m_axisZMinRange = minRange;
}
inline void setAxes(QValue3DAxis *axisX, QValue3DAxis *axisY, QValue3DAxis *axisZ) {
m_axisX = axisX;
m_axisY = axisY;
m_axisZ = axisZ;
}
inline void setAspectRatio(float ratio) { m_aspectRatio = ratio; }
inline void setHighlightSeries(HighlightSeries *series) { m_highlight = series; }
inline void setDragSpeedModifier(float modifier) { m_speedModifier = modifier; }
protected:
virtual void mousePressEvent(QMouseEvent *event, const QPoint &mousePos);
virtual void mouseMoveEvent(QMouseEvent *event, const QPoint &mousePos);
virtual void mouseReleaseEvent(QMouseEvent *event, const QPoint &mousePos);
virtual void wheelEvent(QWheelEvent *event);
private:
void handleElementSelected(QAbstract3DGraph::ElementType type);
void handleAxisDragging();
void checkConstraints();
private:
HighlightSeries *m_highlight = nullptr;
bool m_mousePressed = false;
InputState m_state = StateNormal;
QValue3DAxis *m_axisX = nullptr;
QValue3DAxis *m_axisY = nullptr;
QValue3DAxis *m_axisZ = nullptr;
float m_speedModifier = 20.f;
float m_aspectRatio = 0.f;
float m_axisXMinValue = 0.f;
float m_axisXMaxValue = 0.f;
float m_axisXMinRange = 0.f;
float m_axisZMinValue = 0.f;
float m_axisZMaxValue = 0.f;
float m_axisZMinRange = 0.f;
float m_areaMinValue = 0.f;
float m_areaMaxValue = 0.f;
};
#endif
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