TimingLine.cc

#include "TimingLine.hh"

#include <QPainter>
#include <QGraphicsScene>

#include "TimingUtils.hh"

using namespace Vivy;

#define CONNECT_SEP(sep)                                                                           \
    connect(sep, &TimingSeparator::positionChanged, this, &TimingLine::timingSeparatorHasChanged); \
    connect(sep, &TimingSeparator::enterPress, this, &TimingLine::sepEnterPress);                  \
    connect(sep, &TimingSeparator::exitPress, this, &TimingLine::sepExitPress);

TimingLine::TimingLine(Ass::Line *lineptr, int index, QGraphicsItem *parent)
    : QGraphicsObject(parent)
    , line(*lineptr)
    , lineIndex(index)
{
    setPos(TimingUtils::posFromMs(int(line.getStart()) * 10), TimingUtils::axisHeight());
    int currentTime = 0;
    int endSyl      = 0;
    int i;

    TimingSeparator *timingSeparatorStart =
        new TimingSeparator(currentTime, 0, TimingSeparator::SeparatorStyle::Start, this);
    seps.append(timingSeparatorStart);
    CONNECT_SEP(timingSeparatorStart);

    QVector<Ass::Syl> syls = line.getContent();
    for (i = 0; i < syls.size(); ++i) {
        endSyl = currentTime + 10 * int(syls.at(i).getDuration());

        TimingSyl *timingSyl = new TimingSyl(syls.at(i), currentTime, this);
        timingSyls.append(timingSyl);

        if (i != 0) {
            TimingSeparator *timingSeparator =
                new TimingSeparator(currentTime, i, TimingSeparator::SeparatorStyle::Middle, this);
            seps.append(timingSeparator);
            CONNECT_SEP(timingSeparator);
        }

        currentTime = endSyl;
    }

    TimingSeparator *timingSeparatorEnd =
        new TimingSeparator(currentTime, i, TimingSeparator::SeparatorStyle::End, this);
    seps.append(timingSeparatorEnd);
    CONNECT_SEP(timingSeparatorEnd);
}
#undef CONNECT_SEP

QRectF
TimingLine::boundingRect() const
{
    return QRectF(tempOffset, 0,
                  TimingUtils::posFromMs(int(10 * (line.getEnd() - line.getStart()))),
                  TimingUtils::audioHeight());
}

void
TimingLine::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
    painter->fillRect(QRectF(tempOffset, 0,
                             TimingUtils::posFromMs(int(10 * (line.getEnd() - line.getStart()))),
                             TimingUtils::audioHeight()),
                      QColor(0, 255, 255, 50));
}