mirror of
https://github.com/qbittorrent/qBittorrent.git
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116 lines
3.1 KiB
C++
116 lines
3.1 KiB
C++
/*
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* Bittorrent Client using Qt4 and libtorrent.
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* Copyright (C) 2006 Christophe Dumez, Arnaud Demaiziere
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) 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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*
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* Contact : chris@qbittorrent.org, arnaud@qbittorrent.org
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*/
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#include "realprogressbar.h"
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#include <QPainter>
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#include <QtDebug>
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#include <QResizeEvent>
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RealProgressBar::RealProgressBar(QWidget *parent)
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: QWidget(parent), array(1)
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{
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background = Qt::white;
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foreground = Qt::black;
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active = false;
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array[0] = 0.;
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drawPixmap();
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}
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RealProgressBar::~RealProgressBar()
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{
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qDebug("RealProgressBar destruction");
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}
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void RealProgressBar::setBackgroundColor(const QColor &newColor)
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{
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background = newColor;
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drawPixmap();
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}
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void RealProgressBar::setForegroundColor(const QColor &newColor)
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{
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foreground = newColor;
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drawPixmap();
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}
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/*
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void RealProgressBar::setThread(const RealProgressBarThread *newThread)
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{
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thread = newThread;
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}
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*/
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void RealProgressBar::paintEvent(QPaintEvent *)
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{
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QPainter painter(this);
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painter.drawPixmap(rect(), pixmap);
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}
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void RealProgressBar::resizeEvent(QResizeEvent *event)
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{
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if(width() != event->oldSize().width())
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emit widthChanged(width());
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}
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void RealProgressBar::setProgress(QRealArray progress)
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{
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qDebug("setProgress called");
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array = progress;
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drawPixmap();
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}
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void RealProgressBar::drawPixmap()
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{
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if(pixmap.width() != array.size())
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pixmap = QPixmap(array.size(), 1);
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QPainter painter(&pixmap);
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for(int i=0; i<array.size(); i++)
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{
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painter.setPen(penColor(array[i]));
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painter.drawPoint(i,0);
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}
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update();
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}
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QColor RealProgressBar::penColor(qreal x)
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{
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if(x < 0.)
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x = 0.;
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else
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if(x > 1.)
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x = 1.;
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qreal y = 1. - x;
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// Q_ASSERT(x >= 0.);
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// Q_ASSERT(y >= 0.);
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qreal r1, g1, b1, a1, r2, g2, b2, a2;
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foreground.getRgbF(&r1, &g1, &b1, &a1);
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background.getRgbF(&r2, &g2, &b2, &a2);
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QColor color;
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color.setRgbF(x*r1+y*r2, x*g1+y*g2, x*b1+y*b2, x*a1+y*a2);
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return color;
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}
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