mirror of https://github.com/qt/qtdatavis3d.git
101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Data Visualization module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 or (at your option) any later version
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** approved by the KDE Free Qt Foundation. The licenses are as published by
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef CUSTOMINPUTHANDLER_H
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#define CUSTOMINPUTHANDLER_H
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#include <QtDataVisualization/Q3DInputHandler>
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#include <QtDataVisualization/QAbstract3DGraph>
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#include <QtDataVisualization/QValue3DAxis>
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#include "highlightseries.h"
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class CustomInputHandler : public Q3DInputHandler
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{
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Q_OBJECT
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enum InputState {
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StateNormal = 0,
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StateDraggingX,
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StateDraggingZ,
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StateDraggingY
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};
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public:
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explicit CustomInputHandler(QAbstract3DGraph *graph, QObject *parent = 0);
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inline void setLimits(float min, float max, float minRange) {
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m_areaMinValue = min;
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m_areaMaxValue = max;
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m_axisXMinValue = m_areaMinValue;
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m_axisXMaxValue = m_areaMaxValue;
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m_axisZMinValue = m_areaMinValue;
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m_axisZMaxValue = m_areaMaxValue;
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m_axisXMinRange = minRange;
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m_axisZMinRange = minRange;
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}
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inline void setAxes(QValue3DAxis *axisX, QValue3DAxis *axisY, QValue3DAxis *axisZ) {
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m_axisX = axisX;
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m_axisY = axisY;
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m_axisZ = axisZ;
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}
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inline void setAspectRatio(float ratio) { m_aspectRatio = ratio; }
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inline void setHighlightSeries(HighlightSeries *series) { m_highlight = series; }
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inline void setDragSpeedModifier(float modifier) { m_speedModifier = modifier; }
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virtual void mousePressEvent(QMouseEvent *event, const QPoint &mousePos);
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virtual void mouseMoveEvent(QMouseEvent *event, const QPoint &mousePos);
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virtual void mouseReleaseEvent(QMouseEvent *event, const QPoint &mousePos);
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virtual void wheelEvent(QWheelEvent *event);
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private:
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void handleElementSelected(QAbstract3DGraph::ElementType type);
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void handleAxisDragging();
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void checkConstraints();
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private:
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HighlightSeries *m_highlight;
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bool m_mousePressed;
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InputState m_state;
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QValue3DAxis *m_axisX;
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QValue3DAxis *m_axisY;
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QValue3DAxis *m_axisZ;
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float m_speedModifier;
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float m_aspectRatio;
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float m_axisXMinValue;
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float m_axisXMaxValue;
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float m_axisXMinRange;
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float m_axisZMinValue;
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float m_axisZMaxValue;
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float m_axisZMinRange;
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float m_areaMinValue;
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float m_areaMaxValue;
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};
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#endif
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