Files
iDescriptor/src/loadingspinnerwidget.cpp
T
2025-11-03 19:55:48 -08:00

62 lines
1.9 KiB
C++

/*
* iDescriptor: A free and open-source idevice management tool.
*
* Copyright (C) 2025 Uncore <https://github.com/uncor3>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "loadingspinnerwidget.h"
#include <QPainter>
LoadingSpinnerWidget::LoadingSpinnerWidget(QWidget *parent)
: QWidget(parent), m_angle(0), m_color(Qt::gray)
{
connect(&m_timer, &QTimer::timeout, this,
&LoadingSpinnerWidget::updateRotation);
m_timer.setInterval(15); // Update every 15ms for smooth animation
m_timer.start();
setFixedSize(24, 24); // Default size
}
void LoadingSpinnerWidget::setColor(const QColor &color)
{
m_color = color;
update(); // Trigger a repaint with the new color
}
void LoadingSpinnerWidget::paintEvent(QPaintEvent *event)
{
Q_UNUSED(event);
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
int penWidth = 2;
QRectF rect(penWidth / 2.0, penWidth / 2.0, width() - penWidth,
height() - penWidth);
QPen pen(m_color);
pen.setWidth(penWidth);
pen.setCapStyle(Qt::RoundCap);
painter.setPen(pen);
// Draw a 270-degree arc, rotating the start angle
painter.drawArc(rect, m_angle * 16, 270 * 16);
}
void LoadingSpinnerWidget::updateRotation()
{
m_angle = (m_angle + 10) % 360;
update(); // Schedule a repaint
}