kopia lustrzana https://gitlab.com/Teuniz/DSRemote
112 wiersze
2.4 KiB
C++
112 wiersze
2.4 KiB
C++
/*
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***************************************************************************
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*
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* Author: Teunis van Beelen
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*
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* Copyright (C) 2016 - 2023 Teunis van Beelen
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*
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* Email: teuniz@protonmail.com
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*
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***************************************************************************
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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***************************************************************************
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*/
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#ifndef T_DIAL_H
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#define T_DIAL_H
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#include <QtGlobal>
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#include <QObject>
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#include <QWidget>
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#include <QPainter>
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#include <QMouseEvent>
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#include <QColor>
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#include <QBrush>
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#include <QRadialGradient>
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class TDial: public QWidget
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{
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Q_OBJECT
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public:
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TDial(QWidget *parent=0);
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QSize sizeHint() const {return minimumSizeHint(); }
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QSize minimumSizeHint() const {return QSize(80,80); }
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void set_fg_color(QColor);
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void set_bg_color(QColor);
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QColor get_fg_color(void);
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QColor get_bg_color(void);
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void setWrapping(bool);
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void setEnabled(bool);
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void setNotchesVisible(bool);
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void setMaximum(int);
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void setMinimum(int);
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void setValue(int);
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int value(void);
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void setSingleStep(int);
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bool isSliderDown(void);
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void setSliderPosition(int);
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private:
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int dval,
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dval_old,
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dmin,
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dmax,
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step;
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double dial_grad,
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mouse_grad_old,
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degr_per_step;
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bool wrap,
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notch_visible,
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slider_down,
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enabled;
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QColor fg_color,
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bg_color;
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void draw_circ(int, int, int, QPainter *);
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void draw_fill_circ(int, int, int, QPainter *);
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double polar_to_degr(double, double);
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void process_rotation(void);
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public slots:
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protected:
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void paintEvent(QPaintEvent *);
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void mousePressEvent(QMouseEvent *);
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void mouseReleaseEvent(QMouseEvent *);
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void mouseMoveEvent(QMouseEvent *);
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void wheelEvent(QWheelEvent *);
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signals:
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void valueChanged(int);
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void sliderReleased();
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};
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#endif
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