mirror of
https://github.com/linuxdeepin/dde-dock.git
synced 2025-06-04 09:23:03 +00:00
55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
/*
|
|
* Copyright (C) 2011 ~ 2017 Deepin Technology Co., Ltd.
|
|
*
|
|
* Author: sbw <sbw@sbw.so>
|
|
*
|
|
* Maintainer: sbw <sbw@sbw.so>
|
|
*
|
|
* 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 "imagefactory.h"
|
|
|
|
#include <QDebug>
|
|
#include <QPainter>
|
|
|
|
ImageFactory::ImageFactory(QObject *parent)
|
|
: QObject(parent)
|
|
{
|
|
|
|
}
|
|
|
|
QPixmap ImageFactory::lighterEffect(const QPixmap pixmap, const int delta)
|
|
{
|
|
QImage image = pixmap.toImage();
|
|
|
|
const int width = image.width();
|
|
const int height = image.height();
|
|
const int bytesPerPixel = image.bytesPerLine() / image.width();
|
|
|
|
for (int i(0); i != height; ++i)
|
|
{
|
|
uchar *scanLine = image.scanLine(i);
|
|
for (int j(0); j != width; ++j)
|
|
{
|
|
QRgb &rgba = *(QRgb*)scanLine;
|
|
if (qAlpha(rgba) == 0xff && (qRed(rgba) || qGreen(rgba) || qBlue(rgba)))
|
|
rgba = QColor::fromRgba(rgba).lighter(delta).rgba();
|
|
scanLine += bytesPerPixel;
|
|
}
|
|
}
|
|
|
|
return QPixmap::fromImage(image);
|
|
}
|