RetroShare/retroshare-gui/src/gui/common/StyledElidedLabel.cpp

/****************************************************************
 * This file is distributed under the following license:
 *
 * Copyright (c) 2014, RetroShare Team
 *
 *  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; either version 2
 *  of the License, or (at your option) any later version.
 *
 *  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., 51 Franklin Street, Fifth Floor,
 *  Boston, MA  02110-1301, USA.
 ****************************************************************/

#include <QFont>

#include "StyledElidedLabel.h"

/** Constructor */
StyledElidedLabel::StyledElidedLabel(QWidget *parent)
    : ElidedLabel(parent), _lastFactor(-1)
{
}

StyledElidedLabel::StyledElidedLabel(const QString &text, QWidget *parent)
    : ElidedLabel(text, parent), _lastFactor(-1)
{
}

void StyledElidedLabel::setFontSizeFactor(int factor)
{
	int newFactor = factor;
	if (factor > 0) {
		if (_lastFactor > 0) newFactor = 100 + factor - _lastFactor;
		_lastFactor = factor;
		QFont f = font();
		qreal fontSize = newFactor * f.pointSizeF() / 100;
		f.setPointSizeF(fontSize);
		setFont(f);
	}
}