/***

    Olive - Non-Linear Video Editor
    Copyright (C) 2019  Olive 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 3 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, see <http://www.gnu.org/licenses/>.

***/

#include "scrollarea.h"

#include <QWheelEvent>
#include <QDebug>

#include "global/config.h"
#include "panels/panels.h"
#include "panels/timeline.h"

ScrollArea::ScrollArea(QWidget* parent) : QScrollArea(parent) {}

void ScrollArea::wheelEvent(QWheelEvent *e) {
    if (olive::CurrentConfig.scroll_zooms) {
        e->ignore();

        if (e->angleDelta().y() > 0) {
            panel_timeline->zoom_in();
        } else if (e->angleDelta().y() < 0) {
            panel_timeline->zoom_out();
        }
    } else {
        QScrollArea::wheelEvent(e);
    }
}
