43 lines
1020 B
C++
43 lines
1020 B
C++
#include "timelineviewplayheaditem.h"
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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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{
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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::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());
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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(QColor(255, 255, 255, 128));
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painter->drawRect(rect());
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painter->setPen(Qt::red);
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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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