* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
-#include <QGraphicsScene>
-#include <QGraphicsView>
-#include <QScrollBar>
-#include <QToolTip>
-
-#include <KDebug>
-#include <KLocale>
-
#include "abstractgroupitem.h"
#include "abstractclipitem.h"
#include "kdenlivesettings.h"
#include "customtrackscene.h"
+#include "customtrackview.h"
+
+#include <KDebug>
+
+#include <QPainter>
+#include <QStyleOptionGraphicsItem>
+#include <QDomDocument>
+#include <QMimeData>
+#include <QGraphicsSceneMouseEvent>
-AbstractGroupItem::AbstractGroupItem(double fps): QGraphicsItemGroup(), m_fps(fps) {
- setZValue(2);
- setFlags(QGraphicsItem::ItemClipsToShape | QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+AbstractGroupItem::AbstractGroupItem(double /* fps */) :
+ QObject(),
+ QGraphicsItemGroup()
+{
+ setZValue(1);
+ setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+ setAcceptDrops(true);
}
-int AbstractGroupItem::type() const {
+int AbstractGroupItem::type() const
+{
return GROUPWIDGET;
}
-const int AbstractGroupItem::track() const {
+int AbstractGroupItem::track() const
+{
return (int)(scenePos().y() / KdenliveSettings::trackheight());
}
-CustomTrackScene* AbstractGroupItem::projectScene() {
+CustomTrackScene* AbstractGroupItem::projectScene()
+{
if (scene()) return static_cast <CustomTrackScene*>(scene());
return NULL;
}
-
-QPolygonF AbstractGroupItem::groupShape(QPointF offset) {
+QPainterPath AbstractGroupItem::clipGroupShape(QPointF offset) const
+{
+ QPainterPath path;
QList<QGraphicsItem *> children = childItems();
- QPolygonF path;
for (int i = 0; i < children.count(); i++) {
if (children.at(i)->type() == AVWIDGET) {
- QPolygonF r = QPolygonF(children.at(i)->sceneBoundingRect());
- path = path.united(r);
+ QRectF r(children.at(i)->sceneBoundingRect());
+ r.translate(offset);
+ path.addRect(r);
+ }
+ }
+ return path;
+}
+
+QPainterPath AbstractGroupItem::transitionGroupShape(QPointF offset) const
+{
+ QPainterPath path;
+ QList<QGraphicsItem *> children = childItems();
+ for (int i = 0; i < children.count(); i++) {
+ if (children.at(i)->type() == TRANSITIONWIDGET) {
+ QRectF r(children.at(i)->sceneBoundingRect());
+ r.translate(offset);
+ path.addRect(r);
}
}
- path.translate(offset);
return path;
}
-void AbstractGroupItem::addItem(QGraphicsItem * item) {
+void AbstractGroupItem::addItem(QGraphicsItem * item)
+{
addToGroup(item);
//fixItemRect();
}
-void AbstractGroupItem::fixItemRect() {
+void AbstractGroupItem::fixItemRect()
+{
QPointF start = boundingRect().topLeft();
if (start != QPointF(0, 0)) {
translate(0 - start.x(), 0 - start.y());
}
}
+/*ItemInfo AbstractGroupItem::info() const {
+ ItemInfo itemInfo;
+ itemInfo.startPos = m_startPos;
+ itemInfo.track = m_track;
+ return itemInfo;
+}*/
+
// virtual
-void AbstractGroupItem::paint(QPainter *p, const QStyleOptionGraphicsItem *, QWidget *) {
- p->fillRect(boundingRect(), QColor(200, 100, 100, 100));
+void AbstractGroupItem::paint(QPainter *p, const QStyleOptionGraphicsItem *option, QWidget *)
+{
+ const double scale = option->matrix.m11();
+ QColor bgcolor(100, 100, 200, 100);
+ QRectF bound = option->exposedRect.adjusted(0, 0, 1, 1);
+ p->setClipRect(bound);
+ p->fillRect(option->exposedRect, bgcolor);
+ QPen pen = p->pen();
+ pen.setColor(QColor(200, 90, 90));
+ pen.setStyle(Qt::DashLine);
+ pen.setWidthF(0.0);
+ //pen.setCosmetic(true);
+ p->setPen(pen);
+ p->drawRect(boundingRect().adjusted(0, 0, - 1 / scale, 0));
}
//virtual
-QVariant AbstractGroupItem::itemChange(GraphicsItemChange change, const QVariant &value) {
- if (change == ItemPositionChange && scene()) {
+QVariant AbstractGroupItem::itemChange(GraphicsItemChange change, const QVariant &value)
+{
+ if (change == ItemPositionChange && scene() && parentItem() == 0) {
// calculate new position.
const int trackHeight = KdenliveSettings::trackheight();
+ QPointF start = sceneBoundingRect().topLeft();
QPointF newPos = value.toPointF();
- int xpos = projectScene()->getSnapPointForPos((int) newPos.x(), KdenliveSettings::snaptopoints());
+ //kDebug()<<"REAL:"<<start.x()<<", PROPOSED:"<<(int)(start.x() - pos().x() + newPos.x());
+ int xpos = projectScene()->getSnapPointForPos((int)(start.x() + newPos.x() - pos().x()), KdenliveSettings::snaptopoints());
+
xpos = qMax(xpos, 0);
- newPos.setX(xpos);
+ //kDebug()<<"GRP XPOS:"<<xpos<<", START:"<<start.x()<<",NEW:"<<newPos.x()<<"; SCENE:"<<scenePos().x()<<",POS:"<<pos().x();
+ newPos.setX((int)(pos().x() + xpos - (int) start.x()));
+ //int startTrack = (start.y() + trackHeight / 2) / trackHeight;
- //kDebug()<<"// GRP MOVE: "<<pos().y()<<"->"<<newPos.y();
- QPointF start = pos();//sceneBoundingRect().topLeft();
- int posx = start.x() + newPos.x(); //projectScene()->getSnapPointForPos(start.x() + sc.x(), KdenliveSettings::snaptopoints());
+ int realTrack = (start.y() + newPos.y() - pos().y()) / trackHeight;
+ int proposedTrack = newPos.y() / trackHeight;
- int startTrack = (start.y() + trackHeight / 2) / trackHeight;
- int newTrack = (newPos.y()) / trackHeight;
- //kDebug()<<"// GROUP NEW T:"<<newTrack<<",START T:"<<startTrack<<",MAX:"<<projectScene()->tracksCount() - 1;
- newTrack = qMin(newTrack, projectScene()->tracksCount() - (int)(boundingRect().height() + 5) / trackHeight);
- newTrack = qMax(newTrack, 0);
+ int correctedTrack = qMin(realTrack, projectScene()->tracksCount() - (int)(boundingRect().height() + 5) / trackHeight);
+ correctedTrack = qMax(correctedTrack, 0);
+
+ proposedTrack += (correctedTrack - realTrack);
// Check if top item is a clip or a transition
int offset = 0;
offset = (int)(trackHeight / 3 * 2 - 1);
topTrack = currentTrack;
}
+ } else if (children.at(i)->type() == GROUPWIDGET) {
+ QList<QGraphicsItem *> subchildren = children.at(i)->childItems();
+ bool clipGroup = false;
+ for (int j = 0; j < subchildren.count(); j++) {
+ if (subchildren.at(j)->type() == AVWIDGET) {
+ clipGroup = true;
+ break;
+ }
+ }
+ if (clipGroup) {
+ if (topTrack == -1 || currentTrack <= topTrack) {
+ offset = 0;
+ topTrack = currentTrack;
+ }
+ } else {
+ if (topTrack == -1 || currentTrack < topTrack) {
+ offset = (int)(trackHeight / 3 * 2 - 1);
+ topTrack = currentTrack;
+ }
+ }
}
}
+ newPos.setY((int)((proposedTrack) * trackHeight) + offset);
+ //if (newPos == start) return start;
- newPos.setY((int)((newTrack) * trackHeight) + offset);
-
- //kDebug() << "------------------------------------GRUOP MOVE";
-
- if (start.x() + newPos.x() - pos().x() < 0) {
+ /*if (newPos.x() < 0) {
// If group goes below 0, adjust position to 0
return QPointF(pos().x() - start.x(), pos().y());
- }
+ }*/
- QPolygonF sceneShape = groupShape(newPos - pos());
- QList<QGraphicsItem*> collindingItems = scene()->items(sceneShape, Qt::IntersectsItemShape);
+ QPainterPath shape = clipGroupShape(newPos - pos());
+ QList<QGraphicsItem*> collindingItems = scene()->items(shape, Qt::IntersectsItemShape);
for (int i = 0; i < children.count(); i++) {
collindingItems.removeAll(children.at(i));
}
- if (collindingItems.isEmpty()) return newPos;
- else {
+
+ if (!collindingItems.isEmpty()) {
+ bool forwardMove = xpos > start.x();
+ int offset = 0;
for (int i = 0; i < collindingItems.count(); i++) {
QGraphicsItem *collision = collindingItems.at(i);
if (collision->type() == AVWIDGET) {
// Collision
- return pos();
- //TODO: improve movement when collision happens
- /*if (startTrack != newTrack) return pos();
- if (collision->pos().x() > pos().x()) {
- return QPointF(collision->sceneBoundingRect().x() - sceneBoundingRect().width() + pos().x() - start.x() - 1, newPos.y());
- }*/
+ if (newPos.y() != pos().y()) {
+ // Track change results in collision, restore original position
+ return pos();
+ }
+ AbstractClipItem *item = static_cast <AbstractClipItem *>(collision);
+ if (forwardMove) {
+ // Moving forward, determine best pos
+ QPainterPath clipPath;
+ clipPath.addRect(item->sceneBoundingRect());
+ QPainterPath res = shape.intersected(clipPath);
+ offset = qMax(offset, (int)(res.boundingRect().width() + 0.5));
+ } else {
+ // Moving backward, determine best pos
+ QPainterPath clipPath;
+ clipPath.addRect(item->sceneBoundingRect());
+ QPainterPath res = shape.intersected(clipPath);
+ offset = qMax(offset, (int)(res.boundingRect().width() + 0.5));
+ }
}
}
- return newPos;
+ if (offset > 0) {
+ if (forwardMove) {
+ newPos.setX(newPos.x() - offset);
+ } else {
+ newPos.setX(newPos.x() + offset);
+ }
+ // If there is still a collision after our position adjust, restore original pos
+ collindingItems = scene()->items(clipGroupShape(newPos - pos()), Qt::IntersectsItemShape);
+ for (int i = 0; i < children.count(); i++) {
+ collindingItems.removeAll(children.at(i));
+ }
+ for (int i = 0; i < collindingItems.count(); i++)
+ if (collindingItems.at(i)->type() == AVWIDGET) return pos();
+ }
}
- //else posx -= startx;
- //posx = qMax(posx, 0);
- //newPos.setX(posx);
- //kDebug()<<"Y POS: "<<start.y() + newPos.y()<<"SCN MP: "<<sc;
- /*int newTrack = (start.y() + newPos.y()) / KdenliveSettings::trackheight();
- int oldTrack = (start.y() + pos().y()) / KdenliveSettings::trackheight();
- newPos.setY((newTrack) * KdenliveSettings::trackheight() - start.y() + 1);*/
-
-
- //if (start.y() + newPos.y() < 1) newTrack = oldTrack;
-
- return newPos;
-
- // Only one clip is moving
-
- QList<QGraphicsItem*> items = scene()->items(sceneShape, Qt::IntersectsItemShape);
-
- if (!items.isEmpty()) {
- for (int i = 0; i < items.count(); i++) {
- if (items.at(i)->type() == AVWIDGET) {
- // Collision!
- //kDebug()<<"/// COLLISION WITH ITEM: "<<items.at(i)->sceneBoundingRect();
- return pos();
- QPointF otherPos = items.at(i)->pos();
- if ((int) otherPos.y() != (int) pos().y()) return pos();
- if (pos().x() < otherPos.x()) {
- // move clip just before colliding clip
- int npos = (static_cast < AbstractClipItem* >(items.at(i))->startPos()).frames(m_fps) - sceneBoundingRect().width();
- newPos.setX(npos);
+ shape = transitionGroupShape(newPos - pos());
+ collindingItems = scene()->items(shape, Qt::IntersectsItemShape);
+ for (int i = 0; i < children.count(); i++) {
+ collindingItems.removeAll(children.at(i));
+ }
+ if (collindingItems.isEmpty()) return newPos;
+ else {
+ bool forwardMove = xpos > start.x();
+ int offset = 0;
+ for (int i = 0; i < collindingItems.count(); i++) {
+ QGraphicsItem *collision = collindingItems.at(i);
+ if (collision->type() == TRANSITIONWIDGET) {
+ // Collision
+ if (newPos.y() != pos().y()) {
+ // Track change results in collision, restore original position
+ return pos();
+ }
+ AbstractClipItem *item = static_cast <AbstractClipItem *>(collision);
+ if (forwardMove) {
+ // Moving forward, determine best pos
+ QPainterPath clipPath;
+ clipPath.addRect(item->sceneBoundingRect());
+ QPainterPath res = shape.intersected(clipPath);
+ offset = qMax(offset, (int)(res.boundingRect().width() + 0.5));
} else {
- // get pos just after colliding clip
- int npos = static_cast < AbstractClipItem* >(items.at(i))->endPos().frames(m_fps);
- newPos.setX(npos);
+ // Moving backward, determine best pos
+ QPainterPath clipPath;
+ clipPath.addRect(item->sceneBoundingRect());
+ QPainterPath res = shape.intersected(clipPath);
+ offset = qMax(offset, (int)(res.boundingRect().width() + 0.5));
}
- return newPos;
}
}
+ if (offset > 0) {
+ if (forwardMove) {
+ newPos.setX(newPos.x() - offset);
+ } else {
+ newPos.setX(newPos.x() + offset);
+ }
+ // If there is still a collision after our position adjust, restore original pos
+ collindingItems = scene()->items(transitionGroupShape(newPos - pos()), Qt::IntersectsItemShape);
+ for (int i = 0; i < children.count(); i++) {
+ collindingItems.removeAll(children.at(i));
+ }
+ for (int i = 0; i < collindingItems.count(); i++)
+ if (collindingItems.at(i)->type() == TRANSITIONWIDGET) return pos();
+ }
}
return newPos;
}
- return QGraphicsItem::itemChange(change, value);
+ return QGraphicsItemGroup::itemChange(change, value);
+}
+
+//virtual
+void AbstractGroupItem::dropEvent(QGraphicsSceneDragDropEvent * event)
+{
+ QString effects = QString(event->mimeData()->data("kdenlive/effectslist"));
+ QDomDocument doc;
+ doc.setContent(effects, true);
+ QDomElement e = doc.documentElement();
+ CustomTrackView *view = (CustomTrackView *) scene()->views()[0];
+ if (view) view->slotAddGroupEffect(e, this);
}
+//virtual
+void AbstractGroupItem::dragEnterEvent(QGraphicsSceneDragDropEvent *event)
+{
+ event->setAccepted(event->mimeData()->hasFormat("kdenlive/effectslist"));
+}
+
+void AbstractGroupItem::dragLeaveEvent(QGraphicsSceneDragDropEvent *event)
+{
+ Q_UNUSED(event);
+}
+
+// virtual
+void AbstractGroupItem::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);
+}
projects / kdenlive / blobdiff