void SchedScene::swapItems(size_t i, size_t j)
{
std::swap((*perm_)[i], (*perm_)[j]);
items_[i]->updateData(getItemWidth(i));
items_[j]->updateData(getItemWidth(j));
updateItems();
qDebug() << "Cost: " << get_cost(*task_, *sched_);
}
SchedScene::SchedScene(task_t *task, perm_t *perm, sched_t *sched, QObject *parent)
: QGraphicsScene(parent)
, task_(task)
, perm_(perm)
, sched_(sched)
, items_(task->size())
, marker(new Marker)
, tRect_(NULL)
{
for (size_t i = 0; i < task->size(); ++i)
{
items_[i] = new SchedItem(this, i);
items_[i]->setPos(sched->operator[](i), 0);
addItem(items_[i]);
items_[i]->updateData(getItemWidth(i));
}
marker->setPos(0, 0);
addItem(marker);
tRect_ = addRect(0, 0, 0, 0);
tRect_->setPen(QPen(Qt::red, 1));
tRect_->setBrush(QBrush(Qt::red, Qt::Dense5Pattern));
updateItems();
}
void TreeViewItem::updatePositions (int newY)
{
y = newY;
itemHeight = getItemHeight();
totalHeight = itemHeight;
itemWidth = getItemWidth();
totalWidth = jmax (itemWidth, 0) + getIndentX();
if (isOpen())
{
newY += totalHeight;
for (int i = 0; i < subItems.size(); ++i)
{
TreeViewItem* const ti = subItems.getUnchecked(i);
ti->updatePositions (newY);
newY += ti->totalHeight;
totalHeight += ti->totalHeight;
totalWidth = jmax (totalWidth, ti->totalWidth);
}
}
}
/*!
* This is a convenience function that updates things so our items will be
* drawn correctly. This should be called, e.g., after our widget is resized,
* or some size property is changed.
*/
void CSIconListWidget::resizeItems()
{
setGridSize(QSize(getItemWidth(), getItemHeight()));
}
