1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the Qt Data Visualization module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:GPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU 19 ** General Public License version 3 or (at your option) any later version 20 ** approved by the KDE Free Qt Foundation. The licenses are as published by 21 ** the Free Software Foundation and appearing in the file LICENSE.GPL3 22 ** included in the packaging of this file. Please review the following 23 ** information to ensure the GNU General Public License requirements will 24 ** be met: https://www.gnu.org/licenses/gpl-3.0.html. 25 ** 26 ** $QT_END_LICENSE$ 27 ** 28 ****************************************************************************/ 29 30 #ifndef CUSTOMINPUTHANDLER_H 31 #define CUSTOMINPUTHANDLER_H 32 33 #include <QtDataVisualization/Q3DInputHandler> 34 #include <QtDataVisualization/QAbstract3DGraph> 35 #include <QtDataVisualization/QValue3DAxis> 36 #include "highlightseries.h" 37 38 using namespace QtDataVisualization; 39 40 class CustomInputHandler : public Q3DInputHandler 41 { 42 Q_OBJECT 43 44 enum InputState { 45 StateNormal = 0, 46 StateDraggingX, 47 StateDraggingZ, 48 StateDraggingY 49 }; 50 51 public: 52 explicit CustomInputHandler(QAbstract3DGraph *graph, QObject *parent = 0); 53 setLimits(float min,float max,float minRange)54 inline void setLimits(float min, float max, float minRange) { 55 m_areaMinValue = min; 56 m_areaMaxValue = max; 57 m_axisXMinValue = m_areaMinValue; 58 m_axisXMaxValue = m_areaMaxValue; 59 m_axisZMinValue = m_areaMinValue; 60 m_axisZMaxValue = m_areaMaxValue; 61 m_axisXMinRange = minRange; 62 m_axisZMinRange = minRange; 63 } setAxes(QValue3DAxis * axisX,QValue3DAxis * axisY,QValue3DAxis * axisZ)64 inline void setAxes(QValue3DAxis *axisX, QValue3DAxis *axisY, QValue3DAxis *axisZ) { 65 m_axisX = axisX; 66 m_axisY = axisY; 67 m_axisZ = axisZ; 68 } setAspectRatio(float ratio)69 inline void setAspectRatio(float ratio) { m_aspectRatio = ratio; } setHighlightSeries(HighlightSeries * series)70 inline void setHighlightSeries(HighlightSeries *series) { m_highlight = series; } setDragSpeedModifier(float modifier)71 inline void setDragSpeedModifier(float modifier) { m_speedModifier = modifier; } 72 73 virtual void mousePressEvent(QMouseEvent *event, const QPoint &mousePos); 74 virtual void mouseMoveEvent(QMouseEvent *event, const QPoint &mousePos); 75 virtual void mouseReleaseEvent(QMouseEvent *event, const QPoint &mousePos); 76 virtual void wheelEvent(QWheelEvent *event); 77 78 private: 79 void handleElementSelected(QAbstract3DGraph::ElementType type); 80 void handleAxisDragging(); 81 void checkConstraints(); 82 83 private: 84 HighlightSeries *m_highlight; 85 bool m_mousePressed; 86 InputState m_state; 87 QValue3DAxis *m_axisX; 88 QValue3DAxis *m_axisY; 89 QValue3DAxis *m_axisZ; 90 float m_speedModifier; 91 float m_aspectRatio; 92 float m_axisXMinValue; 93 float m_axisXMaxValue; 94 float m_axisXMinRange; 95 float m_axisZMinValue; 96 float m_axisZMaxValue; 97 float m_axisZMinRange; 98 float m_areaMinValue; 99 float m_areaMaxValue; 100 }; 101 102 #endif 103