mirror of
https://github.com/linuxdeepin/dde-dock.git
synced 2025-06-04 09:23:03 +00:00
84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
/*
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* Copyright (C) 2011 ~ 2017 Deepin Technology Co., Ltd.
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*
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* Author: sbw <sbw@sbw.so>
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*
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* Maintainer: sbw <sbw@sbw.so>
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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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* 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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#include "themeappicon.h"
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#include <QIcon>
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#include <QFile>
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#include <QDebug>
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#include <QApplication>
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ThemeAppIcon::ThemeAppIcon(QObject *parent) : QObject(parent)
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{
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}
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ThemeAppIcon::~ThemeAppIcon()
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{
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}
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const QPixmap ThemeAppIcon::getIcon(const QString iconName, const int size)
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{
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const auto ratio = qApp->devicePixelRatio();
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const int s = int(size * ratio) & ~1;
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QPixmap pixmap;
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do {
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if (iconName.startsWith("data:image/"))
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{
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const QStringList strs = iconName.split("base64,");
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if (strs.size() == 2)
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pixmap.loadFromData(QByteArray::fromBase64(strs.at(1).toLatin1()));
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if (!pixmap.isNull())
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break;
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}
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if (QFile::exists(iconName))
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{
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pixmap = QPixmap(iconName);
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if (!pixmap.isNull())
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break;
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}
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const QIcon icon = QIcon::fromTheme(iconName, QIcon::fromTheme("application-x-desktop"));
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pixmap = icon.pixmap(QSize(s, s));
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if (!pixmap.isNull())
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break;
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pixmap = QPixmap(":/icons/resources/application-x-desktop.svg");
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if (!pixmap.isNull())
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break;
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Q_UNREACHABLE();
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} while (false);
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pixmap = pixmap.scaled(s, s, Qt::KeepAspectRatio, Qt::SmoothTransformation);
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pixmap.setDevicePixelRatio(ratio);
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return pixmap;
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}
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