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/*
***************************************************************************
*
* Author: Teunis van Beelen
*
* Copyright (C) 2012 - 2019 Teunis van Beelen
*
* Email: teuniz@gmail.com
*
***************************************************************************
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
***************************************************************************
*/
#ifndef FLYWHEELBUTTON_H
#define FLYWHEELBUTTON_H
#include <QtGlobal>
#include <QWidget>
#include <QPainter>
#include <QMouseEvent>
#include <QTimer>
#include <QColor>
#include <QLinearGradient>
#include <QBrush>
#include <sys/time.h>
#include <math.h>
class UI_Flywheel: public QWidget
{
Q_OBJECT
public:
UI_Flywheel(QWidget *parent=0);
~UI_Flywheel();
QSize sizeHint() const {return minimumSizeHint(); }
QSize minimumSizeHint() const {return QSize(10,30); }
private slots:
void wheel_rotate(void);
void t2_time_out(void);
protected:
void paintEvent(QPaintEvent *);
void mousePressEvent(QMouseEvent *);
void mouseReleaseEvent(QMouseEvent *);
void mouseMoveEvent(QMouseEvent *);
private:
QTimer *t1,
*t2;
int mouse_y,
mouse_old_y,
mouse_delta_y,
use_move_events,
time_old,
time_new,
dial_speed,
dial_speed_arr[4],
dial_speed_ptr,
spinning,
holdoff,
knobs,
cursor_above_object;
double wheel_position;
struct timeval tv;
QColor *bordercolor_up,
*bordercolor_down;
QLinearGradient *linearGrad;
signals:
void dialMoved(int);
};
#endif
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