dde-dock/plugins/overlay-warning/pluginwidget.cpp
2019-09-28 17:23:10 +08:00

75 lines
2.1 KiB
C++

/*
* Copyright (C) 2011 ~ 2018 Deepin Technology Co., Ltd.
*
* Author: sbw <sbw@sbw.so>
* listenerri <listenerri@gmail.com>
*
* Maintainer: listenerri <listenerri@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
* 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/>.
*/
#include "pluginwidget.h"
#include <QSvgRenderer>
#include <QPainter>
#include <QMouseEvent>
#include <QApplication>
#include <QIcon>
PluginWidget::PluginWidget(QWidget *parent)
: QWidget(parent)
{
}
QSize PluginWidget::sizeHint() const
{
return QSize(26, 26);
}
void PluginWidget::paintEvent(QPaintEvent *e)
{
Q_UNUSED(e);
QPixmap pixmap;
QString iconName = ":/icons/resources/icons/overlay-warning.svg";
int iconSize;
const Dock::DisplayMode displayMode = qApp->property(PROP_DISPLAY_MODE).value<Dock::DisplayMode>();
if (displayMode == Dock::Efficient) {
// iconName = iconName + "-symbolic";
iconSize = 16;
} else {
iconSize = std::min(width(), height()) * 0.8;
}
pixmap = loadSvg(iconName, QSize(iconSize, iconSize));
QPainter painter(this);
const QRectF &rf = QRectF(rect());
const QRectF &rfp = QRectF(pixmap.rect());
painter.drawPixmap(rf.center() - rfp.center() / devicePixelRatioF(), pixmap);
}
const QPixmap PluginWidget::loadSvg(const QString &fileName, const QSize &size) const
{
const auto ratio = devicePixelRatioF();
QPixmap pixmap;
pixmap = QIcon::fromTheme(fileName).pixmap(size * ratio);
pixmap.setDevicePixelRatio(ratio);
return pixmap;
}