void BoardItemDelegate::paint(
QPainter* painter,
const QStyleOptionViewItem& option,
const Index& index
) const {
QVariant vr = index.data(Qt::DecorationRole);
QImage base_image = vr.value<QImage>();
int row_height = view_->rowHeight(index.row());
int column_width = view_->columnWidth(index.column());
QImage scaled_image = base_image.scaled(
QSize(column_width, row_height));
painter->drawImage(option.rect.topLeft(), scaled_image);
}
Index::Index(const Index& other):
_Class(other.data())
{
}
