visually indicate when map preview generation is in progress.
/* * Hedgewars, a free turn based strategy game * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA */#include <QPaintEvent>#include <QPainter>#include "SquareLabel.h"#include "hwform.h"SquareLabel::SquareLabel(QWidget * parent) : QWidget(parent){ //if(frontendEffects) setAttribute(Qt::WA_PaintOnScreen, true);}void SquareLabel::paintEvent(QPaintEvent * event){ Q_UNUSED(event); QPainter painter(this); int pixsize; if (width() > height()) { pixsize = height(); painter.translate((width() - pixsize) / 2, 0); } else { pixsize = width(); painter.translate(0, (height() - pixsize) / 2); } painter.drawPixmap(0, 0, pixsize, pixsize, pixmap.scaled(pixsize, pixsize, Qt::KeepAspectRatio));}void SquareLabel::setPixmap(const QPixmap & pixmap){ this->pixmap = pixmap; repaint();}