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Clementine-audio-player-Mac.../src/widgets/ratingwidget.h

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1.7 KiB
C++

/* This file is part of Clementine.
Copyright 2010, David Sansome <me@davidsansome.com>
Clementine 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.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef RATINGWIDGET_H
#define RATINGWIDGET_H
#include <QFrame>
#include <QPixmap>
class RatingPainter {
public:
RatingPainter();
static const int kStarCount = 5;
static const int kStarSize = 15;
static QRect Contents(const QRect& rect);
static double RatingForPos(const QPoint& pos, const QRect& rect);
void Paint(QPainter* painter, const QRect& rect, float rating) const;
private:
QPixmap stars_[kStarCount * 2 + 1];
};
class RatingWidget : public QWidget {
Q_OBJECT
Q_PROPERTY(float rating READ rating WRITE set_rating);
public:
RatingWidget(QWidget* parent = nullptr);
QSize sizeHint() const;
float rating() const { return rating_; }
void set_rating(float rating);
signals:
void RatingChanged(float rating);
protected:
void paintEvent(QPaintEvent*);
void mousePressEvent(QMouseEvent* e);
void mouseMoveEvent(QMouseEvent* e);
void leaveEvent(QEvent*);
private:
RatingPainter painter_;
float rating_;
float hover_rating_;
};
#endif // RATINGWIDGET_H