1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
25 #include "definitions.h"
26 #include "headertrack.h"
27 #include "trackview.h"
29 #include "transition.h"
30 #include "kdenlivesettings.h"
31 #include "clipmanager.h"
32 #include "customruler.h"
33 #include "kdenlivedoc.h"
34 #include "mainwindow.h"
35 #include "customtrackview.h"
38 TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
39 : QWidget(parent), m_doc(doc), m_scale(1.0), m_projectTracks(0) {
41 view = new Ui::TimeLine_UI();
44 m_scene = new CustomTrackScene(doc);
45 m_trackview = new CustomTrackView(doc, m_scene, parent);
46 m_trackview->scale(1, 1);
47 m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
48 //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
50 m_ruler = new CustomRuler(doc->timecode(), m_trackview);
51 QHBoxLayout *layout = new QHBoxLayout;
52 view->ruler_frame->setLayout(layout);
55 layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
56 layout->setContentsMargins(left_margin, 0, right_margin, 0);
57 layout->addWidget(m_ruler);
59 QHBoxLayout *tracksLayout = new QHBoxLayout;
60 tracksLayout->setContentsMargins(0, 0, 0, 0);
61 view->tracks_frame->setLayout(tracksLayout);
63 view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
64 view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
66 m_headersLayout = new QVBoxLayout;
67 m_headersLayout->setContentsMargins(0, 0, 0, 0);
68 m_headersLayout->setSpacing(0);
69 view->headers_container->setLayout(m_headersLayout);
71 connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
73 tracksLayout->addWidget(m_trackview);
75 connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
76 connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
78 parseDocument(m_doc->toXml());
80 connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
81 connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
82 connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
83 connect(m_trackview, SIGNAL(clipItemSelected(ClipItem*)), this, SLOT(slotClipItemSelected(ClipItem*)));
84 connect(m_trackview, SIGNAL(transitionItemSelected(Transition*)), this, SLOT(slotTransitionItemSelected(Transition*)));
85 slotChangeZoom(m_doc->zoom());
89 int TrackView::duration() const {
90 return m_trackview->duration();
93 int TrackView::tracksNumber() const {
94 return m_projectTracks;
97 int TrackView::inPoint() const {
98 return m_ruler->inPoint();
101 int TrackView::outPoint() const {
102 return m_ruler->outPoint();
105 void TrackView::slotClipItemSelected(ClipItem*c) {
106 emit clipItemSelected(c);
109 void TrackView::slotTransitionItemSelected(Transition *t) {
110 emit transitionItemSelected(t);
113 void TrackView::setDuration(int dur) {
114 m_trackview->setDuration(dur);
115 m_ruler->setDuration(dur);
118 void TrackView::parseDocument(QDomDocument doc) {
121 // kDebug() << "//// DOCUMENT: " << doc.toString();
122 QDomNode props = doc.elementsByTagName("properties").item(0);
123 if (!props.isNull()) {
124 cursorPos = props.toElement().attribute("timeline_position").toInt();
127 // parse project tracks
128 QDomNodeList tracks = doc.elementsByTagName("track");
129 QDomNodeList playlists = doc.elementsByTagName("playlist");
131 m_projectTracks = tracks.count();
132 int trackduration = 0;
137 int pos = m_projectTracks - 1;
140 for (int i = 0; i < m_projectTracks; i++) {
141 e = tracks.item(i).toElement();
142 QString playlist_name = e.attribute("producer");
143 if (playlist_name != "black_track" && playlist_name != "playlistmain") {
144 // find playlist related to this track
146 for (int j = 0; j < m_projectTracks; j++) {
147 p = playlists.item(j).toElement();
148 if (p.attribute("id") == playlist_name) break;
150 videotrack = (e.attribute("hide") != "video");
151 trackduration = slotAddProjectTrack(pos, p, videotrack);
153 //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
154 if (trackduration > duration) duration = trackduration;
156 // background black track
157 for (int j = 0; j < m_projectTracks; j++) {
158 p = playlists.item(j).toElement();
159 if (p.attribute("id") == playlist_name) break;
161 int black_clips = p.childNodes().count();
162 for (int i = 0; i < black_clips; i++)
163 m_doc->loadingProgressed();
164 qApp->processEvents();
170 QDomNodeList transitions = doc.elementsByTagName("transition");
171 int projectTransitions = transitions.count();
172 //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
173 for (int i = 0; i < projectTransitions; i++) {
174 e = transitions.item(i).toElement();
175 QDomNodeList transitionparams = e.childNodes();
176 bool transitionAdd = true;
180 for (int k = 0; k < transitionparams.count(); k++) {
181 p = transitionparams.item(k).toElement();
183 QString paramName = p.attribute("name");
184 // do not add audio mixing transitions
185 if (paramName == "internal_added" && p.text() == "237") {
186 transitionAdd = false;
187 //kDebug() << "// TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
189 } else if (paramName == "a_track") a_track = p.text().toInt();
190 else if (paramName == "b_track") b_track = m_projectTracks - 1 - p.text().toInt();
191 else if (paramName == "mlt_service") mlt_service = p.text();
195 // Transition should be added to the scene
196 ItemInfo transitionInfo;
197 QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, QString());
199 for (int k = 0; k < transitionparams.count(); k++) {
200 p = transitionparams.item(k).toElement();
202 QString paramName = p.attribute("name");
203 QString paramValue = p.text();
205 QDomNodeList params = base.elementsByTagName("parameter");
206 if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
207 QDomElement e = params.item(i).toElement();
208 if (!e.isNull() && e.attribute("tag") == paramName) {
209 if (e.attribute("type") == "double") {
210 QString factor = e.attribute("factor", "1");
212 double val = paramValue.toDouble() * factor.toDouble();
213 paramValue = QString::number(val);
216 e.setAttribute("value", paramValue);
224 doc.appendChild(doc.importNode(base, true));
225 kDebug() << "/////// TRANSITION XML: "<< doc.toString();*/
227 transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
228 transitionInfo.endPos = GenTime(e.attribute("out").toInt(), m_doc->fps());
229 transitionInfo.track = b_track;
230 //kDebug() << "/////////////// +++++++++++ ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
231 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base);
232 m_scene->addItem(tr);
237 QDomNodeList guides = doc.elementsByTagName("guide");
238 for (int i = 0; i < guides.count(); i++) {
239 e = guides.item(i).toElement();
240 const QString comment = e.attribute("comment");
241 const GenTime pos = GenTime(e.attribute("time").toDouble());
242 m_trackview->addGuide(pos, comment);
245 m_trackview->setDuration(duration);
246 kDebug() << "/////////// TOTAL PROJECT DURATION: " << duration;
247 slotRebuildTrackHeaders();
248 //m_trackview->setCursorPos(cursorPos);
249 //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
252 void TrackView::slotDeleteClip(int clipId) {
253 m_trackview->deleteClip(clipId);
256 void TrackView::setCursorPos(int pos) {
257 m_trackview->setCursorPos(pos);
260 void TrackView::moveCursorPos(int pos) {
261 m_trackview->setCursorPos(pos, false);
264 void TrackView::slotChangeZoom(int factor) {
265 m_doc->setZoom(factor);
266 m_ruler->setPixelPerMark(factor);
267 m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
268 m_trackview->setScale(m_scale);
271 int TrackView::fitZoom() const {
272 int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
274 for (i = 0; i < 13; i++)
275 if (m_ruler->comboScale[i] > zoom) break;
279 const double TrackView::zoomFactor() const {
283 const int TrackView::mapLocalToValue(int x) const {
284 return (int)(x * zoomFactor());
287 KdenliveDoc *TrackView::document() {
291 void TrackView::refresh() {
292 m_trackview->viewport()->update();
295 void TrackView::slotRebuildTrackHeaders() {
296 QList <TrackInfo> list = m_trackview->tracksList();
297 QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
298 for (int i = 0; i < widgets.count(); i++)
299 delete widgets.at(i);
300 int max = list.count();
301 for (int i = 0; i < max; i++) {
302 HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
303 connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
304 connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
305 m_headersLayout->addWidget(header);
307 view->headers_container->adjustSize();
310 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
314 info.type = VIDEOTRACK;
316 info.isBlind = false;
318 info.type = AUDIOTRACK;
320 info.isBlind = false;
323 m_trackview->addTrack(info);
325 int trackTop = KdenliveSettings::trackheight() * ix;
328 for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
329 QDomElement elem = n.toElement();
330 if (elem.tagName() == "blank") {
331 position += elem.attribute("length").toInt();
332 } else if (elem.tagName() == "entry") {
333 m_doc->loadingProgressed();
334 qApp->processEvents();
336 int in = elem.attribute("in").toInt();
337 QString idString = elem.attribute("producer");
338 int id = idString.toInt();
339 bool hasSpeedAttribute = false;
341 if (idString.startsWith("slowmotion")) {
342 hasSpeedAttribute = true;
343 id = idString.section(":", 1, 1).toInt();
344 speed = idString.section(":", 2, 2).toDouble();
346 DocClipBase *clip = m_doc->clipManager()->getClipById(id);
348 int out = elem.attribute("out").toInt();
351 clipinfo.startPos = GenTime(position, m_doc->fps());
352 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
353 clipinfo.cropStart = GenTime(in, m_doc->fps());
355 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
356 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps());
357 if (hasSpeedAttribute) item->setSpeed(speed);
358 m_scene->addItem(item);
359 clip->addReference();
360 position += (out - in + 1);
362 // parse clip effects
363 for (QDomNode n2 = elem.firstChild(); !n2.isNull(); n2 = n2.nextSibling()) {
364 QDomElement effect = n2.toElement();
365 if (effect.tagName() == "filter") {
366 kDebug() << " * * * * * * * * * * ** CLIP EFF FND * * * * * * * * * * *";
367 // add effect to clip
371 // Get effect tag & index
372 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
373 // parse effect parameters
374 QDomElement effectparam = n3.toElement();
375 if (effectparam.attribute("name") == "tag") {
376 effecttag = effectparam.text();
377 } else if (effectparam.attribute("name") == "kdenlive_id") {
378 effectid = effectparam.text();
379 } else if (effectparam.attribute("name") == "kdenlive_ix") {
380 effectindex = effectparam.text();
384 // get effect standard tags
385 QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
386 if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
387 if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
389 clipeffect.setAttribute("kdenlive_ix", effectindex);
390 QDomNodeList clipeffectparams = clipeffect.childNodes();
392 if (MainWindow::videoEffects.hasKeyFrames(clipeffect)) {
393 kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND * * * * * * * * * * *";
394 // effect is key-framable, read all effects to retrieve keyframes
398 QDomNodeList params = clipeffect.elementsByTagName("parameter");
399 for (int i = 0; i < params.count(); i++) {
400 QDomElement e = params.item(i).toElement();
401 if (e.attribute("type") == "keyframe") {
402 starttag = e.attribute("starttag", "start");
403 endtag = e.attribute("endtag", "end");
404 factor = e.attribute("factor", "1").toDouble();
409 int effectin = effect.attribute("in").toInt();
410 int effectout = effect.attribute("out").toInt();
413 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
414 // parse effect parameters
415 QDomElement effectparam = n3.toElement();
416 if (effectparam.attribute("name") == starttag)
417 startvalue = effectparam.text().toDouble() * factor;
418 if (effectparam.attribute("name") == endtag)
419 endvalue = effectparam.text().toDouble() * factor;
421 // add first keyframe
422 keyframes.append(QString::number(in + effectin) + ":" + QString::number(startvalue) + ";" + QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
423 QDomNode lastParsedEffect;
424 n2 = n2.nextSibling();
425 bool continueParsing = true;
426 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
428 QDomElement kfreffect = n2.toElement();
429 int effectout = kfreffect.attribute("out").toInt();
431 for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
432 // parse effect parameters
433 QDomElement subeffectparam = n4.toElement();
434 if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
435 //We are not in the same effect, stop parsing
436 lastParsedEffect = n2.previousSibling();
437 continueParsing = false;
439 } else if (subeffectparam.attribute("name") == endtag) {
440 endvalue = subeffectparam.text().toDouble() * factor;
444 if (continueParsing) keyframes.append(QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
447 params = clipeffect.elementsByTagName("parameter");
448 for (int i = 0; i < params.count(); i++) {
449 QDomElement e = params.item(i).toElement();
450 if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
452 if (!continueParsing) {
453 n2 = lastParsedEffect;
457 // adjust effect parameters
458 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
459 // parse effect parameters
460 QDomElement effectparam = n3.toElement();
461 QString paramname = effectparam.attribute("name");
462 QString paramvalue = effectparam.text();
464 // try to find this parameter in the effect xml
466 for (int k = 0; k < clipeffectparams.count(); k++) {
467 e = clipeffectparams.item(k).toElement();
468 if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
469 e.setAttribute("value", paramvalue);
474 item->addEffect(clipeffect, false);
475 item->effectsCounter();
479 } else kWarning() << "CANNOT INSERT CLIP " << id;
480 //m_clipList.append(clip);
483 //m_trackDuration = position;
486 //documentTracks.insert(ix, track);
487 kDebug() << "************* ADD DOC TRACK " << ix << ", DURATION: " << position;
492 QGraphicsScene *TrackView::projectScene() {
496 CustomTrackView *TrackView::projectView() {
500 void TrackView::setEditMode(const QString & editMode) {
501 m_editMode = editMode;
504 const QString & TrackView::editMode() const {
510 #include "trackview.moc"