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"
37 TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
38 : QWidget(parent), m_doc(doc), m_scale(1.0), m_projectTracks(0) {
40 view = new Ui::TimeLine_UI();
43 m_scene = new QGraphicsScene();
44 m_trackview = new CustomTrackView(doc, m_scene, parent);
45 m_trackview->scale(1, 1);
46 m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
47 //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
49 m_ruler = new CustomRuler(doc->timecode(), m_trackview);
50 QHBoxLayout *layout = new QHBoxLayout;
51 view->ruler_frame->setLayout(layout);
54 layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
55 layout->setContentsMargins(left_margin, 0, right_margin, 0);
56 layout->addWidget(m_ruler);
58 QHBoxLayout *tracksLayout = new QHBoxLayout;
59 tracksLayout->setContentsMargins(0, 0, 0, 0);
60 view->tracks_frame->setLayout(tracksLayout);
62 view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
63 view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
65 m_headersLayout = new QVBoxLayout;
66 m_headersLayout->setContentsMargins(0, 0, 0, 0);
67 m_headersLayout->setSpacing(0);
68 view->headers_container->setLayout(m_headersLayout);
70 connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
72 tracksLayout->addWidget(m_trackview);
74 connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
75 connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
77 parseDocument(m_doc->toXml());
79 connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
80 connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
81 connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
82 connect(m_trackview, SIGNAL(clipItemSelected(ClipItem*)), this, SLOT(slotClipItemSelected(ClipItem*)));
83 connect(m_trackview, SIGNAL(transitionItemSelected(Transition*)), this, SLOT(slotTransitionItemSelected(Transition*)));
84 slotChangeZoom(m_doc->zoom());
88 int TrackView::duration() const {
89 return m_trackview->duration();
92 int TrackView::tracksNumber() const {
93 return m_projectTracks;
96 int TrackView::inPoint() const {
97 return m_ruler->inPoint();
100 int TrackView::outPoint() const {
101 return m_ruler->outPoint();
104 void TrackView::slotClipItemSelected(ClipItem*c) {
105 emit clipItemSelected(c);
108 void TrackView::slotTransitionItemSelected(Transition *t) {
109 emit transitionItemSelected(t);
112 void TrackView::setDuration(int dur) {
113 m_trackview->setDuration(dur);
114 m_ruler->setDuration(dur);
117 void TrackView::parseDocument(QDomDocument doc) {
120 // kDebug() << "//// DOCUMENT: " << doc.toString();
121 QDomNode props = doc.elementsByTagName("properties").item(0);
122 if (!props.isNull()) {
123 cursorPos = props.toElement().attribute("timeline_position").toInt();
126 // parse project tracks
127 QDomNodeList tracks = doc.elementsByTagName("track");
128 QDomNodeList playlists = doc.elementsByTagName("playlist");
130 m_projectTracks = tracks.count();
131 int trackduration = 0;
136 int pos = m_projectTracks - 1;
139 for (int i = 0; i < m_projectTracks; i++) {
140 e = tracks.item(i).toElement();
141 QString playlist_name = e.attribute("producer");
142 if (playlist_name != "black_track" && playlist_name != "playlistmain") {
143 // find playlist related to this track
145 for (int j = 0; j < m_projectTracks; j++) {
146 p = playlists.item(j).toElement();
147 if (p.attribute("id") == playlist_name) break;
149 videotrack = (e.attribute("hide") != "video");
150 trackduration = slotAddProjectTrack(pos, p, videotrack);
152 //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
153 if (trackduration > duration) duration = trackduration;
155 // background black track
156 for (int j = 0; j < m_projectTracks; j++) {
157 p = playlists.item(j).toElement();
158 if (p.attribute("id") == playlist_name) break;
160 int black_clips = p.childNodes().count();
161 for (int i = 0; i < black_clips; i++)
162 m_doc->loadingProgressed();
163 qApp->processEvents();
169 QDomNodeList transitions = doc.elementsByTagName("transition");
170 int projectTransitions = transitions.count();
171 //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
172 for (int i = 0; i < projectTransitions; i++) {
173 e = transitions.item(i).toElement();
174 QDomNodeList transitionparams = e.childNodes();
175 bool transitionAdd = true;
179 for (int k = 0; k < transitionparams.count(); k++) {
180 p = transitionparams.item(k).toElement();
182 QString paramName = p.attribute("name");
183 // do not add audio mixing transitions
184 if (paramName == "internal_added" && p.text() == "237") {
185 transitionAdd = false;
186 //kDebug() << "// TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
188 } else if (paramName == "a_track") a_track = p.text().toInt();
189 else if (paramName == "b_track") b_track = m_projectTracks - 1 - p.text().toInt();
190 else if (paramName == "mlt_service") mlt_service = p.text();
194 // Transition should be added to the scene
195 ItemInfo transitionInfo;
196 QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, QString());
198 for (int k = 0; k < transitionparams.count(); k++) {
199 p = transitionparams.item(k).toElement();
201 QString paramName = p.attribute("name");
202 QString paramValue = p.text();
204 QDomNodeList params = base.elementsByTagName("parameter");
205 if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
206 QDomElement e = params.item(i).toElement();
207 if (!e.isNull() && e.attribute("tag") == paramName) {
208 if (e.attribute("type") == "double") {
209 QString factor = e.attribute("factor", "1");
211 double val = paramValue.toDouble() * factor.toDouble();
212 paramValue = QString::number(val);
215 e.setAttribute("value", paramValue);
223 doc.appendChild(doc.importNode(base, true));
224 kDebug() << "/////// TRANSITION XML: "<< doc.toString();*/
226 transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
227 transitionInfo.endPos = GenTime(e.attribute("out").toInt(), m_doc->fps());
228 transitionInfo.track = b_track;
229 //kDebug() << "/////////////// +++++++++++ ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
230 Transition *tr = new Transition(transitionInfo, a_track, m_scale, m_doc->fps(), base);
231 m_scene->addItem(tr);
236 QDomNodeList guides = doc.elementsByTagName("guide");
237 for (int i = 0; i < guides.count(); i++) {
238 e = guides.item(i).toElement();
239 const QString comment = e.attribute("comment");
240 const GenTime pos = GenTime(e.attribute("time").toDouble());
241 m_trackview->addGuide(pos, comment);
244 m_trackview->setDuration(duration);
245 kDebug() << "/////////// TOTAL PROJECT DURATION: " << duration;
246 slotRebuildTrackHeaders();
247 //m_trackview->setCursorPos(cursorPos);
248 //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
251 void TrackView::slotDeleteClip(int clipId) {
252 m_trackview->deleteClip(clipId);
255 void TrackView::setCursorPos(int pos) {
256 m_trackview->setCursorPos(pos);
259 void TrackView::moveCursorPos(int pos) {
260 m_trackview->setCursorPos(pos, false);
263 void TrackView::slotChangeZoom(int factor) {
264 m_doc->setZoom(factor);
265 m_ruler->setPixelPerMark(factor);
266 m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
267 m_trackview->setScale(m_scale);
270 int TrackView::fitZoom() const {
271 int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
273 for (i = 0; i < 13; i++)
274 if (m_ruler->comboScale[i] > zoom) break;
278 const double TrackView::zoomFactor() const {
282 const int TrackView::mapLocalToValue(int x) const {
283 return (int)(x * zoomFactor());
286 KdenliveDoc *TrackView::document() {
290 void TrackView::refresh() {
291 m_trackview->viewport()->update();
294 void TrackView::slotRebuildTrackHeaders() {
295 QList <TrackInfo> list = m_trackview->tracksList();
296 QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
297 for (int i = 0; i < widgets.count(); i++)
298 delete widgets.at(i);
299 int max = list.count();
300 for (int i = 0; i < max; i++) {
301 HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
302 connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
303 connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
304 m_headersLayout->addWidget(header);
306 view->headers_container->adjustSize();
309 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
313 info.type = VIDEOTRACK;
315 info.isBlind = false;
317 info.type = AUDIOTRACK;
319 info.isBlind = false;
322 m_trackview->addTrack(info);
324 int trackTop = KdenliveSettings::trackheight() * ix;
327 for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
328 QDomElement elem = n.toElement();
329 if (elem.tagName() == "blank") {
330 position += elem.attribute("length").toInt();
331 } else if (elem.tagName() == "entry") {
332 m_doc->loadingProgressed();
333 qApp->processEvents();
335 int in = elem.attribute("in").toInt();
336 QString idString = elem.attribute("producer");
337 int id = idString.toInt();
338 bool hasSpeedAttribute = false;
340 if (idString.startsWith("slowmotion")) {
341 hasSpeedAttribute = true;
342 id = idString.section(":", 1, 1).toInt();
343 speed = idString.section(":", 2, 2).toDouble();
345 DocClipBase *clip = m_doc->clipManager()->getClipById(id);
347 int out = elem.attribute("out").toInt();
350 clipinfo.startPos = GenTime(position, m_doc->fps());
351 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
352 clipinfo.cropStart = GenTime(in, m_doc->fps());
354 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
355 ClipItem *item = new ClipItem(clip, clipinfo, m_scale, m_doc->fps());
356 if (hasSpeedAttribute) item->setSpeed(speed);
357 m_scene->addItem(item);
358 clip->addReference();
359 position += (out - in + 1);
361 // parse clip effects
362 for (QDomNode n2 = elem.firstChild(); !n2.isNull(); n2 = n2.nextSibling()) {
363 QDomElement effect = n2.toElement();
364 if (effect.tagName() == "filter") {
365 kDebug() << " * * * * * * * * * * ** CLIP EFF FND * * * * * * * * * * *";
366 // add effect to clip
370 // Get effect tag & index
371 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
372 // parse effect parameters
373 QDomElement effectparam = n3.toElement();
374 if (effectparam.attribute("name") == "tag") {
375 effecttag = effectparam.text();
376 } else if (effectparam.attribute("name") == "kdenlive_id") {
377 effectid = effectparam.text();
378 } else if (effectparam.attribute("name") == "kdenlive_ix") {
379 effectindex = effectparam.text();
383 // get effect standard tags
384 QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
385 if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
386 if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
388 clipeffect.setAttribute("kdenlive_ix", effectindex);
389 QDomNodeList clipeffectparams = clipeffect.childNodes();
391 if (MainWindow::videoEffects.hasKeyFrames(clipeffect)) {
392 kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND * * * * * * * * * * *";
393 // effect is key-framable, read all effects to retrieve keyframes
397 QDomNodeList params = clipeffect.elementsByTagName("parameter");
398 for (int i = 0; i < params.count(); i++) {
399 QDomElement e = params.item(i).toElement();
400 if (e.attribute("type") == "keyframe") {
401 starttag = e.attribute("starttag", "start");
402 endtag = e.attribute("endtag", "end");
403 factor = e.attribute("factor", "1").toDouble();
408 int effectin = effect.attribute("in").toInt();
409 int effectout = effect.attribute("out").toInt();
412 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
413 // parse effect parameters
414 QDomElement effectparam = n3.toElement();
415 if (effectparam.attribute("name") == starttag)
416 startvalue = effectparam.text().toDouble() * factor;
417 if (effectparam.attribute("name") == endtag)
418 endvalue = effectparam.text().toDouble() * factor;
420 // add first keyframe
421 keyframes.append(QString::number(in + effectin) + ":" + QString::number(startvalue) + ";" + QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
422 QDomNode lastParsedEffect;
423 n2 = n2.nextSibling();
424 bool continueParsing = true;
425 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
427 QDomElement kfreffect = n2.toElement();
428 int effectout = kfreffect.attribute("out").toInt();
430 for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
431 // parse effect parameters
432 QDomElement subeffectparam = n4.toElement();
433 if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
434 //We are not in the same effect, stop parsing
435 lastParsedEffect = n2.previousSibling();
436 continueParsing = false;
438 } else if (subeffectparam.attribute("name") == endtag) {
439 endvalue = subeffectparam.text().toDouble() * factor;
443 if (continueParsing) keyframes.append(QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
446 params = clipeffect.elementsByTagName("parameter");
447 for (int i = 0; i < params.count(); i++) {
448 QDomElement e = params.item(i).toElement();
449 if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
451 if (!continueParsing) {
452 n2 = lastParsedEffect;
456 // adjust effect parameters
457 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
458 // parse effect parameters
459 QDomElement effectparam = n3.toElement();
460 QString paramname = effectparam.attribute("name");
461 QString paramvalue = effectparam.text();
463 // try to find this parameter in the effect xml
465 for (int k = 0; k < clipeffectparams.count(); k++) {
466 e = clipeffectparams.item(k).toElement();
467 if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
468 e.setAttribute("value", paramvalue);
473 item->addEffect(clipeffect, false);
474 item->effectsCounter();
478 } else kWarning() << "CANNOT INSERT CLIP " << id;
479 //m_clipList.append(clip);
482 //m_trackDuration = position;
485 //documentTracks.insert(ix, track);
486 kDebug() << "************* ADD DOC TRACK " << ix << ", DURATION: " << position;
491 QGraphicsScene *TrackView::projectScene() {
495 CustomTrackView *TrackView::projectView() {
499 void TrackView::setEditMode(const QString & editMode) {
500 m_editMode = editMode;
503 const QString & TrackView::editMode() const {
509 #include "trackview.moc"