+void AbstractClipItem::drawKeyFrames(QPainter *painter, QRectF /*exposedRect*/)
+{
+ if (m_keyframes.count() < 2) return;
+ QRectF br = rect();
+ double maxw = br.width() / m_cropDuration.frames(m_fps);
+ double maxh = br.height() / 100.0 * m_keyframeFactor;
+ double x1;
+ double y1;
+ double x2;
+ double y2;
+
+ // draw line showing default value
+ bool active = isSelected() || (parentItem() && parentItem()->isSelected());
+ if (active) {
+ x1 = br.x();
+ x2 = br.right();
+ y1 = br.bottom() - m_keyframeDefault * maxh;
+ QLineF l(x1, y1, x2, y1);
+ QLineF l2 = painter->matrix().map(l);
+ painter->setPen(QColor(168, 168, 168, 180));
+ painter->drawLine(l2);
+ l2.translate(0, 1);
+ painter->setPen(QColor(108, 108, 108, 180));
+ painter->drawLine(l2);
+ painter->setPen(QColor(Qt::white));
+ }
+
+ // draw keyframes
+ QMap<int, double>::const_iterator i = m_keyframes.constBegin();
+ QColor color(Qt::blue);
+ x1 = br.x() + maxw * (i.key() - m_cropStart.frames(m_fps));
+ y1 = br.bottom() - i.value() * maxh;
+ QLineF l2;
+ while (i != m_keyframes.constEnd()) {
+ if (i.key() == m_selectedKeyframe) color = QColor(Qt::red);
+ else color = QColor(Qt::blue);
+ ++i;
+ if (i == m_keyframes.constEnd()) break;
+ x2 = br.x() + maxw * (i.key() - m_cropStart.frames(m_fps));
+ y2 = br.bottom() - i.value() * maxh;
+ QLineF l(x1, y1, x2, y2);
+ l2 = painter->matrix().map(l);
+ painter->drawLine(l2);
+ if (active) {
+ painter->fillRect(l2.x1() - 3, l2.y1() - 3, 6, 6, QBrush(color));
+ }
+ x1 = x2;
+ y1 = y2;
+ }
+ if (active) painter->fillRect(l2.x2() - 3, l2.y2() - 3, 6, 6, QBrush(color));
+}
+
+int AbstractClipItem::mouseOverKeyFrames(QPointF pos)
+{
+ QRectF br = sceneBoundingRect();
+ double maxw = br.width() / m_cropDuration.frames(m_fps);
+ double maxh = br.height() / 100.0 * m_keyframeFactor;
+ if (m_keyframes.count() > 1) {
+ QMap<int, double>::const_iterator i = m_keyframes.constBegin();
+ double x1;
+ double y1;
+ while (i != m_keyframes.constEnd()) {
+ x1 = br.x() + maxw * (i.key() - m_cropStart.frames(m_fps));
+ y1 = br.bottom() - i.value() * maxh;
+ if (qAbs(pos.x() - x1) < 6 && qAbs(pos.y() - y1) < 6) {
+ setToolTip('[' + QString::number((GenTime(i.key(), m_fps) - m_cropStart).seconds(), 'f', 2) + i18n("seconds") + ", " + QString::number(i.value(), 'f', 1) + "%]");
+ return i.key();
+ } else if (x1 > pos.x()) break;
+ ++i;
+ }
+ }
+ setToolTip(QString());
+ return -1;
+}
+
+void AbstractClipItem::updateSelectedKeyFrame()
+{
+ if (m_editedKeyframe == -1) return;
+ QRectF br = sceneBoundingRect();
+ double maxw = br.width() / m_cropDuration.frames(m_fps);
+ double maxh = br.height() / 100.0 * m_keyframeFactor;
+ update(br.x() + maxw *(m_selectedKeyframe - m_cropStart.frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
+ m_selectedKeyframe = m_editedKeyframe;
+ update(br.x() + maxw *(m_selectedKeyframe - m_cropStart.frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
+}
+
+int AbstractClipItem::selectedKeyFramePos() const
+{
+ return m_editedKeyframe;
+}
+
+double AbstractClipItem::selectedKeyFrameValue() const
+{
+ return m_keyframes[m_editedKeyframe];
+}
+
+void AbstractClipItem::updateKeyFramePos(const GenTime pos, const double value)
+{
+ if (!m_keyframes.contains(m_selectedKeyframe)) return;
+ int newpos = (int) pos.frames(m_fps);
+ int start = m_cropStart.frames(m_fps);
+ int end = (m_cropStart + m_cropDuration).frames(m_fps);
+ newpos = qMax(newpos, start);
+ newpos = qMin(newpos, end);
+ if (value < -50 && m_selectedKeyframe != start && m_selectedKeyframe != end) {
+ // remove kexframe if it is dragged outside
+ m_keyframes.remove(m_selectedKeyframe);
+ m_selectedKeyframe = -1;
+ update();
+ return;
+ }
+ if (value > 150 && m_selectedKeyframe != start && m_selectedKeyframe != end) {
+ // remove kexframe if it is dragged outside
+ m_keyframes.remove(m_selectedKeyframe);
+ m_selectedKeyframe = -1;
+ update();
+ return;
+ }
+ double newval = qMax(value, 0.0);
+ newval = qMin(newval, 100.0);
+ newval = newval / m_keyframeFactor;
+ if (m_selectedKeyframe != newpos) m_keyframes.remove(m_selectedKeyframe);
+ m_keyframes[newpos] = newval;
+ m_selectedKeyframe = newpos;
+ update();
+}
+
+double AbstractClipItem::keyFrameFactor() const
+{
+ return m_keyframeFactor;
+}
+
+void AbstractClipItem::addKeyFrame(const GenTime pos, const double value)
+{
+ QRectF br = sceneBoundingRect();
+ double maxh = 100.0 / br.height() / m_keyframeFactor;
+ double newval = (br.bottom() - value) * maxh;
+ kDebug() << "Rect: " << br << "/ SCENE: " << sceneBoundingRect() << ", VALUE: " << value << ", MAX: " << maxh << ", NEWVAL: " << newval;
+ int newpos = (int) pos.frames(m_fps) ;
+ m_keyframes[newpos] = newval;
+ m_selectedKeyframe = newpos;
+ update();
+}
+
+bool AbstractClipItem::hasKeyFrames() const
+{
+ return !m_keyframes.isEmpty();
+}
+
+/*QRect AbstractClipItem::visibleRect() {