Clementine-audio-player-Mac.../src/ui/systemtrayicon.cpp

97 lines
2.5 KiB
C++

/* This file is part of Clementine.
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/>.
*/
#include "systemtrayicon.h"
#include <QApplication>
#include <QEvent>
#include <QWheelEvent>
#include <QPainter>
#include <QWidget>
#include <QtDebug>
#include <cmath>
SystemTrayIcon::SystemTrayIcon(QObject* parent)
: QObject(parent),
percentage_(0),
playing_icon_(":/tiny-start.png"),
paused_icon_(":/tiny-pause.png")
{
}
QPixmap SystemTrayIcon::CreateIcon(const QPixmap& icon, const QPixmap& grey_icon) {
QRect rect(icon.rect());
// The angle of the line that's used to cover the icon.
// Centered on rect.topRight()
double angle = double(100 - song_progress()) / 100.0 * M_PI_2 + M_PI;
double length = sqrt(pow(rect.width(), 2.0) + pow(rect.height(), 2.0));
QPolygon mask;
mask << rect.topRight();
mask << rect.topRight() + QPoint(
length * sin(angle),
- length * cos(angle));
if (song_progress() > 50)
mask << rect.bottomLeft();
mask << rect.topLeft();
mask << rect.topRight();
QPixmap ret(icon);
QPainter p(&ret);
// Draw the grey bit over the orange icon
p.setClipRegion(mask);
p.drawPixmap(0, 0, grey_icon);
p.setClipping(false);
// Draw the playing or paused icon in the top-right
if (!current_state_icon().isNull()) {
int height = rect.height() / 2;
QPixmap scaled(current_state_icon().scaledToHeight(height, Qt::SmoothTransformation));
QRect state_rect(rect.width() - scaled.width(), 0, scaled.width(), scaled.height());
p.drawPixmap(state_rect, scaled);
}
p.end();
return ret;
}
void SystemTrayIcon::SetProgress(int percentage) {
percentage_ = percentage;
UpdateIcon();
}
void SystemTrayIcon::SetPaused() {
current_state_icon_ = paused_icon_;
UpdateIcon();
}
void SystemTrayIcon::SetPlaying() {
current_state_icon_ = playing_icon_;
UpdateIcon();
}
void SystemTrayIcon::SetStopped() {
current_state_icon_ = QPixmap();
UpdateIcon();
}