void TrackView::paintTrack(QStylePainter &painter, const QRegion ®ion, int track)
{
const QRect &rect = region.boundingRect();
int firstRow = qBound(0, getRowFromPhysicalY(qMax(rect.top(), topMarginHeight)), getRows() - 1);
int lastRow = qBound(0, getRowFromPhysicalY(qMax(rect.bottom(), topMarginHeight)), getRows() - 1);
QRect selection = getSelection();
const SyncTrack *t = getTrack(track);
for (int row = firstRow; row <= lastRow; ++row) {
QRect patternDataRect(getPhysicalX(track), getPhysicalY(row), trackWidth, rowHeight);
if (!region.intersects(patternDataRect))
continue;
const SyncTrack::TrackKey *key = t->getPrevKeyFrame(row);
SyncTrack::TrackKey::KeyType interpolationType = key ? key->type : SyncTrack::TrackKey::STEP;
bool selected = selection.contains(track, row);
QBrush baseBrush = bgBaseBrush;
QBrush darkBrush = bgDarkBrush;
if (selected) {
baseBrush = selectBaseBrush;
darkBrush = selectDarkBrush;
}
QBrush bgBrush = (row % 8 == 0) ? darkBrush : baseBrush;
QRect fillRect = patternDataRect;
painter.fillRect(fillRect, bgBrush);
if (row % 8 == 0) {
painter.setPen(selected ? rowSelectPen : rowPen);
painter.drawLine(QPointF(patternDataRect.left() + 0.5, patternDataRect.top() + 0.5),
QPointF(patternDataRect.right() + 0.5, patternDataRect.top() + 0.5));
}
if (interpolationType != SyncTrack::TrackKey::STEP) {
painter.setPen(getInterpolationPen(interpolationType));
painter.drawLine(QPoint(patternDataRect.right(), patternDataRect.top() + 1),
QPoint(patternDataRect.right(), patternDataRect.bottom()));
}
if (row == editRow && track == editTrack) {
QRectF selectRect = QRectF(patternDataRect).adjusted(0.5, 0.5, -0.5, -0.5);
painter.setPen(QColor(0, 0, 0));
painter.drawRect(selectRect);
}
painter.setPen(selected ?
palette().color(QPalette::HighlightedText) :
palette().color(QPalette::WindowText));
painter.drawText(patternDataRect, t->isKeyFrame(row) ?
QString::number(t->getKeyFrame(row).value, 'f', 2) :
" ---");
}
}
