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oak-editor/app/widget/timelineview/timelineviewplayheaditem.cpp
T

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/***
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 "timelineviewplayheaditem.h"
#include <QDebug>
#include <QGraphicsScene>
#include <QPainter>
#include <QtMath>
TimelineViewPlayheadItem::TimelineViewPlayheadItem(QGraphicsItem *parent) :
TimelineViewRect(parent),
playhead_(0)
{
// Ensure this item is always on top
setZValue(100);
}
void TimelineViewPlayheadItem::SetPlayhead(const int64_t &playhead)
{
playhead_ = playhead;
UpdateRect();
}
void TimelineViewPlayheadItem::SetTimebase(const rational &timebase)
{
timebase_ = timebase;
UpdateRect();
}
void TimelineViewPlayheadItem::UpdateRect()
{
double x = TimeToScreenCoord(rational(playhead_ * timebase_.numerator(), timebase_.denominator()));
double width = TimeToScreenCoord(timebase_);
setRect(0, 0, width, scene()->height()-1);
setPos(x, 0);
}
void TimelineViewPlayheadItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option)
Q_UNUSED(widget)
// FIXME: Make adjustable through CSS
painter->setPen(Qt::NoPen);
painter->setBrush(style_.PlayheadHighlightColor());
painter->drawRect(rect());
painter->setPen(style_.PlayheadColor());
painter->setBrush(Qt::NoBrush);
painter->drawLine(QLineF(rect().topLeft(), rect().bottomLeft()));
}