Files
Sourcetrail/src/lib_gui/qt/element/dialog/QtProgressBar.cpp
T

90 lines
1.4 KiB
C++

#include "QtProgressBar.h"
#include <QPaintEvent>
#include <QPainter>
#include <QPixmap>
#include <QTimer>
#include "ResourcePaths.h"
QtProgressBar::QtProgressBar(QWidget* parent)
: QWidget(parent)
, m_percent(0)
, m_count(0)
, m_pixmap(QString::fromStdWString(
ResourcePaths::getGuiDirectoryPath().concatenate(L"indexing_dialog/progress_bar_element.png").wstr()))
{
m_timer = new QTimer(this);
connect(m_timer, &QTimer::timeout, this, &QtProgressBar::animate);
m_pixmap.scaleToHeight(20);
}
void QtProgressBar::showProgress(size_t percent)
{
m_percent = percent;
stop();
show();
update();
}
size_t QtProgressBar::getProgress() const
{
return m_percent;
}
void QtProgressBar::showUnknownProgressAnimated()
{
start();
show();
}
void QtProgressBar::paintEvent(QPaintEvent* event)
{
QPainter painter(this);
if (m_count)
{
const QPixmap& pixmap = m_pixmap.pixmap();
for (int x = -36 + (m_count % 36); x < geometry().width(); x += 18)
{
painter.drawPixmap(QPointF(x, -5), pixmap);
}
}
else
{
painter.fillRect(0, 2, static_cast<int>(geometry().width() * m_percent / 100), 6, "white");
}
}
void QtProgressBar::start()
{
m_TimeStamp = TimeStamp::now();
m_timer->start(25);
}
void QtProgressBar::stop()
{
m_timer->stop();
m_count = 0;
}
void QtProgressBar::animate()
{
TimeStamp t = TimeStamp::now();
size_t dt = t.deltaMS(m_TimeStamp);
if (dt < 5)
{
return;
}
m_TimeStamp = t;
m_count++;
update();
}