* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
+#include "abstractclipitem.h"
+#include "customtrackscene.h"
+#include "kdenlivesettings.h"
+
#include <KDebug>
-#include <QGraphicsScene>
-#include <QGraphicsView>
-#include <QScrollBar>
-#include <QToolTip>
+#include <KLocale>
-#include "abstractclipitem.h"
+#include <QPainter>
+#include <QToolTip>
+#include <QGraphicsSceneMouseEvent>
-AbstractClipItem::AbstractClipItem(const ItemInfo info, const QRectF& rect, double fps): QGraphicsRectItem(rect), m_track(0), m_fps(fps), m_editedKeyframe(-1), m_selectedKeyframe(0) {
- setFlags(QGraphicsItem::ItemClipsToShape | QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+AbstractClipItem::AbstractClipItem(const ItemInfo info, const QRectF& rect, double fps) :
+ QObject(),
+ QGraphicsRectItem(rect),
+ m_track(0),
+ m_editedKeyframe(-1),
+ m_selectedKeyframe(0),
+ m_keyframeFactor(1),
+ m_fps(fps)
+{
+ setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
setTrack(info.track);
m_startPos = info.startPos;
m_cropDuration = info.endPos - info.startPos;
}
-void AbstractClipItem::moveTo(int x, double scale, int offset, int newTrack) {
- double origX = rect().x();
- double origY = rect().y();
- bool success = true;
- if (x < 0) return;
- setRect(x * scale, origY + offset, rect().width(), rect().height());
- QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
- if (collisionList.size() == 0) m_track = newTrack;
- for (int i = 0; i < collisionList.size(); ++i) {
- QGraphicsItem *item = collisionList.at(i);
- if (item->type() == type()) {
- if (offset == 0) {
- QRectF other = ((QGraphicsRectItem *)item)->rect();
- if (x < m_startPos.frames(m_fps)) {
- kDebug() << "COLLISION, MOVING TO------";
- m_startPos = ((AbstractClipItem *)item)->endPos();
- origX = m_startPos.frames(m_fps) * scale;
- } else if (x > m_startPos.frames(m_fps)) {
- //kDebug() << "COLLISION, MOVING TO+++: "<<x<<", CLIP CURR POS: "<<m_startPos.frames(m_fps)<<", COLLIDING START: "<<((AbstractClipItem *)item)->startPos().frames(m_fps);
- m_startPos = ((AbstractClipItem *)item)->startPos() - m_cropDuration;
- origX = m_startPos.frames(m_fps) * scale;
- }
- }
- setRect(origX, origY, rect().width(), rect().height());
- offset = 0;
- origX = rect().x();
- success = false;
- break;
- }
- }
- if (success) {
- m_track = newTrack;
- m_startPos = GenTime(x, m_fps);
- }
- /* QList <QGraphicsItem *> childrenList = QGraphicsItem::children();
- for (int i = 0; i < childrenList.size(); ++i) {
- childrenList.at(i)->moveBy(rect().x() - origX , offset);
- }*/
+ItemInfo AbstractClipItem::info() const
+{
+ ItemInfo itemInfo;
+ itemInfo.startPos = startPos();
+ itemInfo.endPos = endPos();
+ itemInfo.cropStart = m_cropStart;
+ itemInfo.track = track();
+ return itemInfo;
}
-GenTime AbstractClipItem::endPos() const {
+GenTime AbstractClipItem::endPos() const
+{
return m_startPos + m_cropDuration;
}
-int AbstractClipItem::track() const {
+int AbstractClipItem::track() const
+{
return m_track;
}
-GenTime AbstractClipItem::cropStart() const {
+GenTime AbstractClipItem::cropStart() const
+{
return m_cropStart;
}
-void AbstractClipItem::setCropStart(GenTime pos) {
+GenTime AbstractClipItem::cropDuration() const
+{
+ return m_cropDuration;
+}
+
+void AbstractClipItem::setCropStart(GenTime pos)
+{
m_cropStart = pos;
}
-void AbstractClipItem::resizeStart(int posx, double scale) {
+void AbstractClipItem::updateItem()
+{
+ m_track = (int)(scenePos().y() / KdenliveSettings::trackheight());
+ m_startPos = GenTime((int) scenePos().x(), m_fps);
+}
+
+void AbstractClipItem::updateRectGeometry()
+{
+ setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
+}
+
+void AbstractClipItem::resizeStart(int posx, double speed)
+{
GenTime durationDiff = GenTime(posx, m_fps) - m_startPos;
if (durationDiff == GenTime()) return;
- //kDebug() << "-- RESCALE: CROP=" << m_cropStart << ", DIFF = " << durationDiff;
+ //kDebug() << "-- RESCALE DIFF=" << durationDiff.frames(25) << ", CLIP: " << startPos().frames(25) << "-" << endPos().frames(25);
- if (type() == AVWIDGET && m_cropStart + durationDiff < GenTime()) {
- durationDiff = GenTime() - m_cropStart;
+ if (type() == AVWIDGET && cropStart() + durationDiff < GenTime()) {
+ durationDiff = GenTime() - cropStart();
} else if (durationDiff >= m_cropDuration) {
- durationDiff = m_cropDuration - GenTime(3, m_fps);
+ return;
+ if (m_cropDuration > GenTime(3, m_fps)) durationDiff = GenTime(3, m_fps);
+ else return;
}
-
+ //kDebug()<<"// DURATION DIFF: "<<durationDiff.frames(25)<<", POS: "<<pos().x();
m_startPos += durationDiff;
- if (type() == AVWIDGET) m_cropStart += durationDiff;
- m_cropDuration = m_cropDuration - durationDiff;
- setRect(m_startPos.frames(m_fps) * scale, rect().y(), m_cropDuration.frames(m_fps) * scale, rect().height());
- QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
- for (int i = 0; i < collisionList.size(); ++i) {
- QGraphicsItem *item = collisionList.at(i);
- if (item->type() == type()) {
- GenTime diff = ((AbstractClipItem *)item)->endPos() + GenTime(1, m_fps) - m_startPos;
- setRect((m_startPos + diff).frames(m_fps) * scale, rect().y(), (m_cropDuration - diff).frames(m_fps) * scale, rect().height());
- m_startPos += diff;
- if (type() == AVWIDGET) m_cropStart += diff;
- m_cropDuration = m_cropDuration - diff;
- break;
- }
+ if (type() == AVWIDGET) m_cropStart += durationDiff * speed;
+ m_cropDuration = m_cropDuration - durationDiff * speed;
+
+ setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
+ moveBy(durationDiff.frames(m_fps), 0);
+ //setPos(m_startPos.frames(m_fps), pos().y());
+ if ((int) scenePos().x() != posx) {
+ //kDebug()<<"////// WARNING, DIFF IN XPOS: "<<pos().x()<<" == "<<m_startPos.frames(m_fps);
+ GenTime diff = GenTime((int) pos().x() - posx, m_fps);
+ if (type() == AVWIDGET) m_cropStart = m_cropStart + diff;
+ m_cropDuration = m_cropDuration - diff;
+ setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
+ //kDebug()<<"// NEW START: "<<m_startPos.frames(25)<<", NW DUR: "<<m_cropDuration.frames(25);
}
+
+
+ //kDebug() << "-- NEW CLIP=" << startPos().frames(25) << "-" << endPos().frames(25);
+ //setRect((double) m_startPos.frames(m_fps) * scale, rect().y(), (double) m_cropDuration.frames(m_fps) * scale, rect().height());
+
+ /* if (durationDiff < GenTime()) {
+ QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
+ for (int i = 0; i < collisionList.size(); ++i) {
+ QGraphicsItem *item = collisionList.at(i);
+ if (item->type() == type() && item->pos().x() < pos().x()) {
+ kDebug() << "///////// COLLISION DETECTED!!!!!!!!!";
+ GenTime diff = ((AbstractClipItem *)item)->endPos() + GenTime(1, m_fps) - m_startPos;
+ setRect(0, 0, (m_cropDuration - diff).frames(m_fps) - 0.02, rect().height());
+ setPos((m_startPos + diff).frames(m_fps), pos().y());
+ m_startPos += diff;
+ if (type() == AVWIDGET) m_cropStart += diff;
+ m_cropDuration = m_cropDuration - diff;
+ break;
+ }
+ }
+ }*/
}
-void AbstractClipItem::resizeEnd(int posx, double scale) {
+void AbstractClipItem::resizeEnd(int posx, double speed, bool /*updateKeyFrames*/)
+{
GenTime durationDiff = GenTime(posx, m_fps) - endPos();
if (durationDiff == GenTime()) return;
- //kDebug() << "-- RESCALE: CROP=" << m_cropStart << ", DIFF = " << durationDiff;
- if (m_cropDuration + durationDiff <= GenTime()) {
- durationDiff = GenTime() - (m_cropDuration - GenTime(3, m_fps));
- } else if (m_cropStart + m_cropDuration + durationDiff >= m_maxDuration) {
- durationDiff = m_maxDuration - m_cropDuration - m_cropStart;
+ //kDebug() << "// DUR DIFF1:" << durationDiff.frames(25) << ", ADJUSTED: " << durationDiff.frames(25) * speed << ", SPED:" << speed;
+ if (cropDuration() + durationDiff <= GenTime()) {
+ durationDiff = GenTime() - (cropDuration() - GenTime(3, m_fps));
}
- m_cropDuration += durationDiff;
- setRect(m_startPos.frames(m_fps) * scale, rect().y(), m_cropDuration.frames(m_fps) * scale, rect().height());
- QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
- for (int i = 0; i < collisionList.size(); ++i) {
- QGraphicsItem *item = collisionList.at(i);
- if (item->type() == type()) {
- GenTime diff = ((AbstractClipItem *)item)->startPos() - GenTime(1, m_fps) - startPos();
- m_cropDuration = diff;
- setRect(m_startPos.frames(m_fps) * scale, rect().y(), (m_cropDuration.frames(m_fps)) * scale, rect().height());
- break;
+ //kDebug() << "// DUR DIFF2:" << durationDiff.frames(25) << ", ADJUSTED: " << durationDiff.frames(25) * speed << ", SPED:" << speed;
+ m_cropDuration += durationDiff * speed;
+ setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
+ if (durationDiff > GenTime()) {
+ QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
+ for (int i = 0; i < collisionList.size(); ++i) {
+ QGraphicsItem *item = collisionList.at(i);
+ if (item->type() == type() && item->pos().x() > pos().x()) {
+ /*kDebug() << "///////// COLLISION DETECTED!!!!!!!!!";
+ kDebug() << "///////// CURRENT: " << startPos().frames(25) << "x" << endPos().frames(25) << ", RECT: " << rect() << "-" << pos();
+ kDebug() << "///////// COLLISION: " << ((AbstractClipItem *)item)->startPos().frames(25) << "x" << ((AbstractClipItem *)item)->endPos().frames(25) << ", RECT: " << ((AbstractClipItem *)item)->rect() << "-" << item->pos();*/
+ GenTime diff = ((AbstractClipItem *)item)->startPos() - GenTime(1, m_fps) - startPos();
+ m_cropDuration = diff * speed;
+ setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
+ break;
+ }
}
}
}
-GenTime AbstractClipItem::duration() const {
- return m_cropDuration;
-}
-
-GenTime AbstractClipItem::startPos() const {
+GenTime AbstractClipItem::startPos() const
+{
return m_startPos;
}
-void AbstractClipItem::setTrack(int track) {
+void AbstractClipItem::setTrack(int track)
+{
m_track = track;
}
-double AbstractClipItem::fps() const {
+double AbstractClipItem::fps() const
+{
return m_fps;
}
-GenTime AbstractClipItem::maxDuration() const {
+GenTime AbstractClipItem::maxDuration() const
+{
return m_maxDuration;
}
-QPainterPath AbstractClipItem::upperRectPart(QRectF br) {
- QPainterPath roundRectPathUpper;
- double roundingY = 20;
- double roundingX = 20;
- double offset = 1;
-
- while (roundingX > br.width() / 2) {
- roundingX = roundingX / 2;
- roundingY = roundingY / 2;
- }
- int br_endx = (int)(br.x() + br .width() - offset);
- int br_startx = (int)(br.x() + offset);
- int br_starty = (int)(br.y());
- int br_halfy = (int)(br.y() + br.height() / 2 - offset);
- int br_endy = (int)(br.y() + br.height());
-
- roundRectPathUpper.moveTo(br_endx , br_halfy);
- roundRectPathUpper.arcTo(br_endx - roundingX , br_starty , roundingX, roundingY, 0.0, 90.0);
- roundRectPathUpper.lineTo(br_startx + roundingX , br_starty);
- roundRectPathUpper.arcTo(br_startx , br_starty , roundingX, roundingY, 90.0, 90.0);
- roundRectPathUpper.lineTo(br_startx , br_halfy);
-
- return roundRectPathUpper;
-}
+void AbstractClipItem::drawKeyFrames(QPainter *painter, QRectF /*exposedRect*/)
+{
+ if (m_keyframes.count() < 2) return;
+ QRectF br = rect();
+ double maxw = br.width() / cropDuration().frames(m_fps);
+ double maxh = br.height() / 100.0 * m_keyframeFactor;
+ double x1;
+ double y1;
+ double x2;
+ double y2;
-QPainterPath AbstractClipItem::lowerRectPart(QRectF br) {
- QPainterPath roundRectPathLower;
- double roundingY = 20;
- double roundingX = 20;
- double offset = 1;
-
- int br_endx = (int)(br.x() + br .width() - offset);
- int br_startx = (int)(br.x() + offset);
- int br_starty = (int)(br.y());
- int br_halfy = (int)(br.y() + br.height() / 2 - offset);
- int br_endy = (int)(br.y() + br.height() - 1);
-
- while (roundingX > br.width() / 2) {
- roundingX = roundingX / 2;
- roundingY = roundingY / 2;
+ // 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);
+ painter->setPen(QColor(108, 108, 108, 180));
+ painter->drawLine(l2.translated(0, 1));
+ painter->setPen(QColor(Qt::white));
}
- roundRectPathLower.moveTo(br_startx, br_halfy);
- roundRectPathLower.arcTo(br_startx , br_endy - roundingY , roundingX, roundingY, 180.0, 90.0);
- roundRectPathLower.lineTo(br_endx - roundingX , br_endy);
- roundRectPathLower.arcTo(br_endx - roundingX , br_endy - roundingY, roundingX, roundingY, 270.0, 90.0);
- roundRectPathLower.lineTo(br_endx , br_halfy);
- return roundRectPathLower;
-}
-void AbstractClipItem::drawKeyFrames(QPainter *painter, QRectF exposedRect) {
- QRectF br = rect();
- double maxw = br.width() / 100.0;
- double maxh = br.height() / 100.0;
- if (m_keyframes.count() > 1) {
- QMap<int, int>::const_iterator i = m_keyframes.constBegin();
- double x1;
- double y1;
- double x2;
- double y2;
- QColor color(Qt::blue);
- x1 = br.x() + maxw * i.key();
- y1 = br.bottom() - i.value() * maxh;
- 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();
- y2 = br.bottom() - i.value() * maxh;
- QLineF l(x1, y1, x2, y2);
- painter->drawLine(l);
- if (isSelected()) {
- painter->fillRect(x1 - 3, y1 - 3, 6, 6, QBrush(color));
- }
- x1 = x2;
- y1 = y2;
+ // draw keyframes
+ QMap<int, int>::const_iterator i = m_keyframes.constBegin();
+ QColor color(Qt::blue);
+ x1 = br.x() + maxw * (i.key() - 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() - 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, color);
}
- if (isSelected()) painter->fillRect(x1 - 3, y1 - 3, 6, 6, QBrush(color));
+ x1 = x2;
+ y1 = y2;
}
+ if (active) painter->fillRect(l2.x2() - 3, l2.y2() - 3, 6, 6, color);
}
-int AbstractClipItem::mouseOverKeyFrames(QPointF pos) {
- QRectF br = rect();
- double maxw = br.width() / 100.0;
- double maxh = br.height() / 100.0;
+int AbstractClipItem::mouseOverKeyFrames(QPointF pos)
+{
+ QRectF br = sceneBoundingRect();
+ double maxw = br.width() / cropDuration().frames(m_fps);
+ double maxh = br.height() / 100.0 * m_keyframeFactor;
if (m_keyframes.count() > 1) {
QMap<int, int>::const_iterator i = m_keyframes.constBegin();
double x1;
double y1;
while (i != m_keyframes.constEnd()) {
- x1 = br.x() + maxw * i.key();
+ x1 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
y1 = br.bottom() - i.value() * maxh;
if (qAbs(pos.x() - x1) < 6 && qAbs(pos.y() - y1) < 6) {
- setToolTip("[" + QString::number(i.key()) + "x" + QString::number(i.value()) + "]");
+ setToolTip('[' + QString::number((GenTime(i.key(), m_fps) - cropStart()).seconds(), 'f', 2) + i18n("seconds") + ", " + QString::number(i.value(), 'f', 1) + "%]");
return i.key();
} else if (x1 > pos.x()) break;
++i;
return -1;
}
-void AbstractClipItem::updateSelectedKeyFrame() {
+void AbstractClipItem::updateSelectedKeyFrame()
+{
if (m_editedKeyframe == -1) return;
- QRectF br = rect();
- double maxw = br.width() / 100.0;
- double maxh = br.height() / 100.0;
- update(br.x() + maxw * m_selectedKeyframe - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
+ QRectF br = sceneBoundingRect();
+ double maxw = br.width() / cropDuration().frames(m_fps);
+ double maxh = br.height() / 100.0 * m_keyframeFactor;
+ update(br.x() + maxw *(m_selectedKeyframe - 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 - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
+ update(br.x() + maxw *(m_selectedKeyframe - cropStart().frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
}
-void AbstractClipItem::updateKeyFramePos(const QPoint pos) {
- if (m_selectedKeyframe == -1) return;
- QRectF br = rect();
- double maxw = br.width() / 100.0;
- double maxh = br.height() / 100.0;
- int newval = (int)((br.bottom() - pos.y()) / maxh);
- int newpos = (int)((pos.x() - br.x()) / maxw);
- if (newval < -50 && m_selectedKeyframe != 0 && m_selectedKeyframe != 100) {
+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 = cropStart().frames(m_fps);
+ int end = (cropStart() + 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 (newval > 150 && m_selectedKeyframe != 0 && m_selectedKeyframe != 100) {
+ 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;
}
- if (newval < 0) newval = 0;
- else if (newval > 100) newval = 100;
- if (m_selectedKeyframe == 0 || m_selectedKeyframe == 100) {
- // start and end keyframes should stay in place
- m_keyframes[m_selectedKeyframe] = newval;
- } else {
- m_keyframes.remove(m_selectedKeyframe);
- m_keyframes[newpos] = newval;
- m_selectedKeyframe = newpos;
- }
+ 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] = (int) newval;
+ m_selectedKeyframe = newpos;
update();
}
-void AbstractClipItem::addKeyFrame(const QPoint pos) {
- QRectF br = rect();
- double maxw = br.width() / 100.0;
- double maxh = br.height() / 100.0;
- int newval = (int)((br.bottom() - pos.y()) / maxh);
- int newpos = (int)((pos.x() - br.x()) / maxw);
+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;
+ int 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() {
+bool AbstractClipItem::hasKeyFrames() const
+{
return !m_keyframes.isEmpty();
}
-QRect AbstractClipItem::visibleRect() {
+/*QRect AbstractClipItem::visibleRect() {
QRect rectInView;
if (scene()->views().size() > 0) {
rectInView = scene()->views()[0]->viewport()->rect();
//kDebug() << scene()->views()[0]->viewport()->rect() << " " << scene()->views()[0]->horizontalScrollBar()->value();
}
return rectInView;
+}*/
+
+CustomTrackScene* AbstractClipItem::projectScene()
+{
+ if (scene()) return static_cast <CustomTrackScene*>(scene());
+ return NULL;
+}
+
+void AbstractClipItem::setItemLocked(bool locked)
+{
+ if (locked) {
+ setSelected(false);
+ setFlag(QGraphicsItem::ItemIsMovable, false);
+ setFlag(QGraphicsItem::ItemIsSelectable, false);
+ } else setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+}
+
+bool AbstractClipItem::isItemLocked() const
+{
+ return !(flags() & (QGraphicsItem::ItemIsSelectable));
+}
+
+// virtual
+void AbstractClipItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
+{
+ if (event->modifiers() & Qt::ShiftModifier) {
+ // User want to do a rectangle selection, so ignore the event to pass it to the view
+ event->ignore();
+ } else QGraphicsItem::mousePressEvent(event);
}
+