73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "timelineviewplayheaditem.h"
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#include <QDebug>
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#include <QGraphicsScene>
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#include <QPainter>
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#include <QtMath>
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TimelineViewPlayheadItem::TimelineViewPlayheadItem(QGraphicsItem *parent) :
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TimelineViewRect(parent),
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playhead_(0)
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{
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// Ensure this item is always on top
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setZValue(100);
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}
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void TimelineViewPlayheadItem::SetPlayhead(const int64_t &playhead)
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{
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playhead_ = playhead;
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UpdateRect();
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}
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void TimelineViewPlayheadItem::SetTimebase(const rational &timebase)
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{
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timebase_ = timebase;
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UpdateRect();
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}
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void TimelineViewPlayheadItem::UpdateRect()
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{
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double x = TimeToScreenCoord(rational(playhead_ * timebase_.numerator(), timebase_.denominator()));
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double width = TimeToScreenCoord(timebase_);
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setRect(0, 0, width, scene()->height()-1);
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setPos(x, 0);
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}
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void TimelineViewPlayheadItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option)
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Q_UNUSED(widget)
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// FIXME: Make adjustable through CSS
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painter->setPen(Qt::NoPen);
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painter->setBrush(style_.PlayheadHighlightColor());
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painter->drawRect(rect());
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painter->setPen(style_.PlayheadColor());
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painter->setBrush(Qt::NoBrush);
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painter->drawLine(QLineF(rect().topLeft(), rect().bottomLeft()));
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}
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