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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/View/Job/JobProgressDelegate.cpp
//! @brief Implements class JobProgressDelegate.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "GUI/View/Job/JobProgressDelegate.h"
#include "Base/Util/Assert.h"
#include "GUI/Model/Job/BatchInfo.h"
#include "GUI/Model/Job/JobItem.h"
#include "GUI/Model/Job/JobStatus.h"
#include "GUI/View/Job/JobsQModel.h"
#include <QApplication>
#include <QMouseEvent>
#include <QPainter>
JobProgressDelegate::JobProgressDelegate(QWidget* parent)
: QItemDelegate(parent)
{
m_button_state = QStyle::State_Enabled;
m_status_to_color[JobStatus::Idle] = QColor(255, 286, 12);
m_status_to_color[JobStatus::Running] = QColor(5, 150, 230);
m_status_to_color[JobStatus::Completed] = QColor(5, 150, 230);
m_status_to_color[JobStatus::Canceled] = QColor(186, 0, 0);
m_status_to_color[JobStatus::Failed] = QColor(255, 186, 12);
}
void JobProgressDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option,
const QModelIndex& index) const
{
if (option.state & QStyle::State_Selected)
painter->fillRect(option.rect, option.palette.highlight());
const auto* model = dynamic_cast<const JobsQModel*>(index.model());
ASSERT(model);
const JobItem* item = model->jobItemForIndex(index);
ASSERT(item);
painter->save();
painter->setRenderHint(QPainter::Antialiasing, true);
QRect textRect = getTextRect(option.rect);
painter->drawText(textRect, item->batchInfo()->jobName());
drawCustomProjectBar(item, painter, option);
if (isRunning(item->batchInfo()->status())) {
QStyleOptionButton button;
button.rect = getButtonRect(option.rect);
button.state = m_button_state | QStyle::State_Enabled;
button.icon = QIcon(":/images/dark-close.svg");
button.iconSize = QSize(12, 12);
QApplication::style()->drawControl(QStyle::CE_PushButton, &button, painter);
}
painter->restore();
}
bool JobProgressDelegate::editorEvent(QEvent* event, QAbstractItemModel* model,
const QStyleOptionViewItem& option, const QModelIndex& index)
{
if (event->type() == QEvent::MouseButtonPress || event->type() == QEvent::MouseButtonRelease) {
} else {
m_button_state = QStyle::State_Raised;
return QItemDelegate::editorEvent(event, model, option, index);
}
const auto* jqmodel = dynamic_cast<const JobsQModel*>(index.model());
ASSERT(model);
const JobItem* item = jqmodel->jobItemForIndex(index);
ASSERT(item);
if (!isRunning(item->batchInfo()->status()))
return false;
QRect buttonRect = getButtonRect(option.rect);
auto* mouseEvent = dynamic_cast<QMouseEvent*>(event);
if (!buttonRect.contains(mouseEvent->pos())) {
m_button_state = QStyle::State_Raised;
return false; // so that selection can change
}
if (event->type() == QEvent::MouseButtonPress)
m_button_state = QStyle::State_Sunken;
else if (event->type() == QEvent::MouseButtonRelease) {
m_button_state = QStyle::State_Raised;
emit cancelButtonClicked({index});
}
return true;
}
void JobProgressDelegate::drawCustomProjectBar(const JobItem* item, QPainter* painter,
const QStyleOptionViewItem& option) const
{
int progress = item->batchInfo()->progress();
QRect rect = getProgressBarRect(option.rect);
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
painter->setBrush(QColor(204, 223, 230));
painter->setPen(QColor("transparent"));
QRect rect2(rect.x(), rect.y(), rect.width(), rect.height());
painter->drawRoundedRect(rect2, 2, 2);
painter->restore();
int progBarWidth = (rect.width() * progress) / 100;
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
painter->setPen(QColor("transparent"));
painter->setBrush(m_status_to_color[item->batchInfo()->status()]);
QRect rect5(rect.x(), rect.y(), progBarWidth, rect.height());
painter->drawRoundedRect(rect5, 2, 2);
painter->restore();
}
//! Returns rectangle for text
QRect JobProgressDelegate::getTextRect(QRect optionRect) const
{
int width = optionRect.width() * 0.4;
int height = optionRect.height();
int x = optionRect.x() + 3;
int y = optionRect.y();
QRect result(x, y, width, height);
return result;
}
//! Returns rectangle for progress bar
QRect JobProgressDelegate::getProgressBarRect(QRect optionRect) const
{
int width = optionRect.width() * 0.4;
int height = optionRect.height() * 0.6;
int x = optionRect.x() + optionRect.width() * 0.5;
int y = optionRect.y() + (optionRect.height() - height) / 2.;
QRect result(x, y, width, height);
return result;
}
//! Returns rectangle for button
QRect JobProgressDelegate::getButtonRect(QRect optionRect) const
{
int height = 10;
int width = 10;
int x = optionRect.x() + optionRect.width() * 0.92;
int y = optionRect.y() + (optionRect.height() - height) / 2.;
QRect result(x, y, width, height);
return result;
}
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