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 ***************************************************************************/
24 #include <KMessageBox>
26 #include "definitions.h"
27 #include "headertrack.h"
28 #include "trackview.h"
30 #include "transition.h"
31 #include "kdenlivesettings.h"
32 #include "clipmanager.h"
33 #include "customruler.h"
34 #include "kdenlivedoc.h"
35 #include "mainwindow.h"
36 #include "customtrackview.h"
39 TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
40 : QWidget(parent), m_doc(doc), m_scale(1.0), m_projectTracks(0) {
42 view = new Ui::TimeLine_UI();
45 m_scene = new CustomTrackScene(doc);
46 m_trackview = new CustomTrackView(doc, m_scene, parent);
47 m_trackview->scale(1, 1);
48 m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
49 //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
51 m_ruler = new CustomRuler(doc->timecode(), m_trackview);
52 connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
53 QHBoxLayout *layout = new QHBoxLayout;
54 view->ruler_frame->setLayout(layout);
57 layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
58 layout->setContentsMargins(left_margin, 0, right_margin, 0);
59 layout->addWidget(m_ruler);
61 QHBoxLayout *tracksLayout = new QHBoxLayout;
62 tracksLayout->setContentsMargins(0, 0, 0, 0);
63 view->tracks_frame->setLayout(tracksLayout);
65 view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
66 view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
68 m_headersLayout = new QVBoxLayout;
69 m_headersLayout->setContentsMargins(0, 0, 0, 0);
70 m_headersLayout->setSpacing(0);
71 view->headers_container->setLayout(m_headersLayout);
73 connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
75 tracksLayout->addWidget(m_trackview);
77 connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
78 connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
80 parseDocument(m_doc->toXml());
82 connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
83 connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
84 connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
85 connect(m_trackview, SIGNAL(clipItemSelected(ClipItem*)), this, SLOT(slotClipItemSelected(ClipItem*)));
86 connect(m_trackview, SIGNAL(transitionItemSelected(Transition*)), this, SLOT(slotTransitionItemSelected(Transition*)));
87 slotChangeZoom(m_doc->zoom());
91 int TrackView::duration() const {
92 return m_trackview->duration();
95 int TrackView::tracksNumber() const {
96 return m_projectTracks;
99 int TrackView::inPoint() const {
100 return m_ruler->inPoint();
103 int TrackView::outPoint() const {
104 return m_ruler->outPoint();
107 void TrackView::slotClipItemSelected(ClipItem*c) {
108 emit clipItemSelected(c);
111 void TrackView::slotTransitionItemSelected(Transition *t) {
112 emit transitionItemSelected(t);
115 void TrackView::setDuration(int dur) {
116 m_trackview->setDuration(dur);
117 m_ruler->setDuration(dur);
120 void TrackView::parseDocument(QDomDocument doc) {
122 m_documentErrors = QString();
123 // kDebug() << "//// DOCUMENT: " << doc.toString();
124 QDomNode props = doc.elementsByTagName("properties").item(0);
125 if (!props.isNull()) {
126 cursorPos = props.toElement().attribute("timeline_position").toInt();
129 // parse project tracks
130 QDomNodeList tracks = doc.elementsByTagName("track");
131 QDomNodeList playlists = doc.elementsByTagName("playlist");
133 m_projectTracks = tracks.count();
134 int trackduration = 0;
139 int pos = m_projectTracks - 1;
142 for (int i = 0; i < m_projectTracks; i++) {
143 e = tracks.item(i).toElement();
144 QString playlist_name = e.attribute("producer");
145 if (playlist_name != "black_track" && playlist_name != "playlistmain") {
146 // find playlist related to this track
148 for (int j = 0; j < m_projectTracks; j++) {
149 p = playlists.item(j).toElement();
150 if (p.attribute("id") == playlist_name) break;
152 videotrack = (e.attribute("hide") != "video");
153 trackduration = slotAddProjectTrack(pos, p, videotrack);
155 //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
156 if (trackduration > duration) duration = trackduration;
158 // background black track
159 for (int j = 0; j < m_projectTracks; j++) {
160 p = playlists.item(j).toElement();
161 if (p.attribute("id") == playlist_name) break;
163 int black_clips = p.childNodes().count();
164 for (int i = 0; i < black_clips; i++)
165 m_doc->loadingProgressed();
166 qApp->processEvents();
172 QDomNodeList transitions = doc.elementsByTagName("transition");
173 int projectTransitions = transitions.count();
174 //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
175 for (int i = 0; i < projectTransitions; i++) {
176 e = transitions.item(i).toElement();
177 QDomNodeList transitionparams = e.childNodes();
178 bool transitionAdd = true;
182 for (int k = 0; k < transitionparams.count(); k++) {
183 p = transitionparams.item(k).toElement();
185 QString paramName = p.attribute("name");
186 // do not add audio mixing transitions
187 if (paramName == "internal_added" && p.text() == "237") {
188 transitionAdd = false;
189 //kDebug() << "// TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
191 } else if (paramName == "a_track") a_track = p.text().toInt();
192 else if (paramName == "b_track") b_track = m_projectTracks - 1 - p.text().toInt();
193 else if (paramName == "mlt_service") mlt_service = p.text();
197 // Transition should be added to the scene
198 ItemInfo transitionInfo;
199 QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, QString());
201 for (int k = 0; k < transitionparams.count(); k++) {
202 p = transitionparams.item(k).toElement();
204 QString paramName = p.attribute("name");
205 QString paramValue = p.text();
207 QDomNodeList params = base.elementsByTagName("parameter");
208 if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
209 QDomElement e = params.item(i).toElement();
210 if (!e.isNull() && e.attribute("tag") == paramName) {
211 if (e.attribute("type") == "double") {
212 QString factor = e.attribute("factor", "1");
214 double val = paramValue.toDouble() * factor.toDouble();
215 paramValue = QString::number(val);
218 e.setAttribute("value", paramValue);
226 doc.appendChild(doc.importNode(base, true));
227 kDebug() << "/////// TRANSITION XML: "<< doc.toString();*/
229 transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
230 transitionInfo.endPos = GenTime(e.attribute("out").toInt(), m_doc->fps());
231 transitionInfo.track = b_track;
232 //kDebug() << "/////////////// +++++++++++ ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
233 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base);
234 m_scene->addItem(tr);
239 QDomNodeList guides = doc.elementsByTagName("guide");
240 for (int i = 0; i < guides.count(); i++) {
241 e = guides.item(i).toElement();
242 const QString comment = e.attribute("comment");
243 const GenTime pos = GenTime(e.attribute("time").toDouble());
244 m_trackview->addGuide(pos, comment);
247 m_trackview->setDuration(duration);
248 kDebug() << "/////////// TOTAL PROJECT DURATION: " << duration;
249 slotRebuildTrackHeaders();
250 if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
251 //m_trackview->setCursorPos(cursorPos);
252 //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
255 void TrackView::slotDeleteClip(const QString &clipId) {
256 m_trackview->deleteClip(clipId);
259 void TrackView::setCursorPos(int pos) {
260 m_trackview->setCursorPos(pos);
263 void TrackView::moveCursorPos(int pos) {
264 m_trackview->setCursorPos(pos, false);
267 void TrackView::slotChangeZoom(int factor) {
268 m_doc->setZoom(factor);
269 m_ruler->setPixelPerMark(factor);
270 m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
271 m_trackview->setScale(m_scale);
274 int TrackView::fitZoom() const {
275 int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
277 for (i = 0; i < 13; i++)
278 if (m_ruler->comboScale[i] > zoom) break;
282 const double TrackView::zoomFactor() const {
286 const int TrackView::mapLocalToValue(int x) const {
287 return (int)(x * zoomFactor());
290 KdenliveDoc *TrackView::document() {
294 void TrackView::refresh() {
295 m_trackview->viewport()->update();
298 void TrackView::slotRebuildTrackHeaders() {
299 QList <TrackInfo> list = m_trackview->tracksList();
300 QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
301 for (int i = 0; i < widgets.count(); i++)
302 delete widgets.at(i);
303 int max = list.count();
304 for (int i = 0; i < max; i++) {
305 HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
306 connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
307 connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
308 connect(header, SIGNAL(deleteTrack(int)), m_trackview, SLOT(slotDeleteTrack(int)));
309 connect(header, SIGNAL(insertTrack(int)), m_trackview, SLOT(slotInsertTrack(int)));
310 m_headersLayout->addWidget(header);
312 view->headers_container->adjustSize();
315 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
319 info.type = VIDEOTRACK;
321 info.isBlind = false;
323 info.type = AUDIOTRACK;
325 info.isBlind = false;
328 m_trackview->addTrack(info);
330 int trackTop = KdenliveSettings::trackheight() * ix;
333 for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
334 QDomElement elem = n.toElement();
335 if (elem.tagName() == "blank") {
336 position += elem.attribute("length").toInt();
337 } else if (elem.tagName() == "entry") {
338 m_doc->loadingProgressed();
339 qApp->processEvents();
341 int in = elem.attribute("in").toInt();
342 QString idString = elem.attribute("producer");
343 QString id = idString;
344 bool hasSpeedAttribute = false;
346 if (idString.startsWith("slowmotion")) {
347 hasSpeedAttribute = true;
348 id = idString.section(":", 1, 1);
349 speed = idString.section(":", 2, 2).toDouble();
351 DocClipBase *clip = m_doc->clipManager()->getClipById(id);
353 int out = elem.attribute("out").toInt();
356 clipinfo.startPos = GenTime(position, m_doc->fps());
357 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
358 clipinfo.cropStart = GenTime(in, m_doc->fps());
360 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
361 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps());
362 if (hasSpeedAttribute) item->setSpeed(speed);
363 m_scene->addItem(item);
364 clip->addReference();
365 position += (out - in + 1);
367 // parse clip effects
368 QDomNodeList effects = elem.childNodes();
369 for (int ix = 0; ix < effects.count(); ix++) {
370 QDomElement effect = effects.at(ix).toElement();
371 if (effect.tagName() == "filter") {
372 kDebug() << " * * * * * * * * * * ** CLIP EFF FND * * * * * * * * * * *";
373 // add effect to clip
377 // Get effect tag & index
378 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
379 // parse effect parameters
380 QDomElement effectparam = n3.toElement();
381 if (effectparam.attribute("name") == "tag") {
382 effecttag = effectparam.text();
383 } else if (effectparam.attribute("name") == "kdenlive_id") {
384 effectid = effectparam.text();
385 } else if (effectparam.attribute("name") == "kdenlive_ix") {
386 effectindex = effectparam.text();
390 // get effect standard tags
391 QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
392 if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
393 if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
394 if (clipeffect.isNull()) {
395 kDebug() << "/// WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
396 m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
397 elem.removeChild(effects.at(ix));
400 clipeffect.setAttribute("kdenlive_ix", effectindex);
401 QDomNodeList clipeffectparams = clipeffect.childNodes();
403 if (MainWindow::videoEffects.hasKeyFrames(clipeffect)) {
404 kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND * * * * * * * * * * *";
405 // effect is key-framable, read all effects to retrieve keyframes
409 QDomNodeList params = clipeffect.elementsByTagName("parameter");
410 for (int i = 0; i < params.count(); i++) {
411 QDomElement e = params.item(i).toElement();
412 if (e.attribute("type") == "keyframe") {
413 starttag = e.attribute("starttag", "start");
414 endtag = e.attribute("endtag", "end");
415 factor = e.attribute("factor", "1").toDouble();
420 int effectin = effect.attribute("in").toInt();
421 int effectout = effect.attribute("out").toInt();
424 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
425 // parse effect parameters
426 QDomElement effectparam = n3.toElement();
427 if (effectparam.attribute("name") == starttag)
428 startvalue = effectparam.text().toDouble() * factor;
429 if (effectparam.attribute("name") == endtag)
430 endvalue = effectparam.text().toDouble() * factor;
432 // add first keyframe
433 keyframes.append(QString::number(in + effectin) + ":" + QString::number(startvalue) + ";" + QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
434 QDomNode lastParsedEffect;
436 QDomNode n2 = effects.at(ix);
437 bool continueParsing = true;
438 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
440 QDomElement kfreffect = n2.toElement();
441 int effectout = kfreffect.attribute("out").toInt();
443 for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
444 // parse effect parameters
445 QDomElement subeffectparam = n4.toElement();
446 if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
447 //We are not in the same effect, stop parsing
448 lastParsedEffect = n2.previousSibling();
449 continueParsing = false;
451 } else if (subeffectparam.attribute("name") == endtag) {
452 endvalue = subeffectparam.text().toDouble() * factor;
456 if (continueParsing) keyframes.append(QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
460 params = clipeffect.elementsByTagName("parameter");
461 for (int i = 0; i < params.count(); i++) {
462 QDomElement e = params.item(i).toElement();
463 if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
465 if (!continueParsing) {
466 n2 = lastParsedEffect;
470 // adjust effect parameters
471 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
472 // parse effect parameters
473 QDomElement effectparam = n3.toElement();
474 QString paramname = effectparam.attribute("name");
475 QString paramvalue = effectparam.text();
477 // try to find this parameter in the effect xml
479 for (int k = 0; k < clipeffectparams.count(); k++) {
480 e = clipeffectparams.item(k).toElement();
481 if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
482 e.setAttribute("value", paramvalue);
487 item->addEffect(clipeffect, false);
488 item->effectsCounter();
492 } else kWarning() << "CANNOT INSERT CLIP " << id;
493 //m_clipList.append(clip);
496 //m_trackDuration = position;
499 //documentTracks.insert(ix, track);
500 kDebug() << "************* ADD DOC TRACK " << ix << ", DURATION: " << position;
505 QGraphicsScene *TrackView::projectScene() {
509 CustomTrackView *TrackView::projectView() {
513 void TrackView::setEditMode(const QString & editMode) {
514 m_editMode = editMode;
517 const QString & TrackView::editMode() const {
523 #include "trackview.moc"