/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "ZoomStrip.h"

#include <QtCore>
#include <QtWidgets>

ZoomStrip::ZoomStrip(QWidget *parent)
    : QWidget(parent)
{
    zoomInPixmap.load(":/images/list-add.png");
    zoomOutPixmap.load(":/images/list-remove.png");
}

QSize ZoomStrip::sizeHint() const
{
    return minimumSizeHint();
}

QSize ZoomStrip::minimumSizeHint() const
{
    return QSize(48, 96);
}

void ZoomStrip::mousePressEvent(QMouseEvent *event)
{
    if (event->pos().y() < height() / 2)
        emit zoomInClicked();
    else
        emit zoomOutClicked();
}

void ZoomStrip::paintEvent(QPaintEvent *event)
{
    int w = width();
    int s = (w - zoomInPixmap.width()) / 2;

    QPainter p(this);
    p.fillRect(event->rect(), QColor(128, 128, 128, 128));
    p.drawPixmap(s, s, zoomInPixmap);
    p.drawPixmap(s, s + w, zoomOutPixmap);
    p.end();
}
