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::slotSetZone(QPoint p) {
111 void TrackView::slotClipItemSelected(ClipItem*c) {
112 emit clipItemSelected(c);
115 void TrackView::slotTransitionItemSelected(Transition *t) {
116 emit transitionItemSelected(t);
119 void TrackView::setDuration(int dur) {
120 m_trackview->setDuration(dur);
121 m_ruler->setDuration(dur);
124 void TrackView::parseDocument(QDomDocument doc) {
126 m_documentErrors = QString();
127 // kDebug() << "//// DOCUMENT: " << doc.toString();
128 QDomNode props = doc.elementsByTagName("properties").item(0);
129 if (!props.isNull()) {
130 cursorPos = props.toElement().attribute("timeline_position").toInt();
133 // parse project tracks
134 QDomNodeList tracks = doc.elementsByTagName("track");
135 QDomNodeList playlists = doc.elementsByTagName("playlist");
137 m_projectTracks = tracks.count();
138 int trackduration = 0;
143 int pos = m_projectTracks - 1;
146 for (int i = 0; i < m_projectTracks; i++) {
147 e = tracks.item(i).toElement();
148 QString playlist_name = e.attribute("producer");
149 if (playlist_name != "black_track" && playlist_name != "playlistmain") {
150 // find playlist related to this track
152 for (int j = 0; j < m_projectTracks; j++) {
153 p = playlists.item(j).toElement();
154 if (p.attribute("id") == playlist_name) break;
156 videotrack = (e.attribute("hide") != "video");
157 trackduration = slotAddProjectTrack(pos, p, videotrack);
159 //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
160 if (trackduration > duration) duration = trackduration;
162 // background black track
163 for (int j = 0; j < m_projectTracks; j++) {
164 p = playlists.item(j).toElement();
165 if (p.attribute("id") == playlist_name) break;
167 int black_clips = p.childNodes().count();
168 for (int i = 0; i < black_clips; i++)
169 m_doc->loadingProgressed();
170 qApp->processEvents();
176 QDomNodeList transitions = doc.elementsByTagName("transition");
177 int projectTransitions = transitions.count();
178 //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
179 for (int i = 0; i < projectTransitions; i++) {
180 e = transitions.item(i).toElement();
181 QDomNodeList transitionparams = e.childNodes();
182 bool transitionAdd = true;
186 for (int k = 0; k < transitionparams.count(); k++) {
187 p = transitionparams.item(k).toElement();
189 QString paramName = p.attribute("name");
190 // do not add audio mixing transitions
191 if (paramName == "internal_added" && p.text() == "237") {
192 transitionAdd = false;
193 //kDebug() << "// TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
195 } else if (paramName == "a_track") a_track = p.text().toInt();
196 else if (paramName == "b_track") b_track = m_projectTracks - 1 - p.text().toInt();
197 else if (paramName == "mlt_service") mlt_service = p.text();
201 // Transition should be added to the scene
202 ItemInfo transitionInfo;
203 QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, QString());
205 for (int k = 0; k < transitionparams.count(); k++) {
206 p = transitionparams.item(k).toElement();
208 QString paramName = p.attribute("name");
209 QString paramValue = p.text();
211 QDomNodeList params = base.elementsByTagName("parameter");
212 if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
213 QDomElement e = params.item(i).toElement();
214 if (!e.isNull() && e.attribute("tag") == paramName) {
215 if (e.attribute("type") == "double") {
216 QString factor = e.attribute("factor", "1");
218 double val = paramValue.toDouble() * factor.toDouble();
219 paramValue = QString::number(val);
222 e.setAttribute("value", paramValue);
230 doc.appendChild(doc.importNode(base, true));
231 kDebug() << "/////// TRANSITION XML: "<< doc.toString();*/
233 transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
234 transitionInfo.endPos = GenTime(e.attribute("out").toInt(), m_doc->fps());
235 transitionInfo.track = b_track;
236 //kDebug() << "/////////////// +++++++++++ ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
237 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base);
238 m_scene->addItem(tr);
243 QDomNodeList guides = doc.elementsByTagName("guide");
244 for (int i = 0; i < guides.count(); i++) {
245 e = guides.item(i).toElement();
246 const QString comment = e.attribute("comment");
247 const GenTime pos = GenTime(e.attribute("time").toDouble());
248 m_trackview->addGuide(pos, comment);
251 m_trackview->setDuration(duration);
252 kDebug() << "/////////// TOTAL PROJECT DURATION: " << duration;
253 slotRebuildTrackHeaders();
254 if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
255 //m_trackview->setCursorPos(cursorPos);
256 //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
259 void TrackView::slotDeleteClip(const QString &clipId) {
260 m_trackview->deleteClip(clipId);
263 void TrackView::setCursorPos(int pos) {
264 m_trackview->setCursorPos(pos);
267 void TrackView::moveCursorPos(int pos) {
268 m_trackview->setCursorPos(pos, false);
271 void TrackView::slotChangeZoom(int factor) {
272 m_doc->setZoom(factor);
273 m_ruler->setPixelPerMark(factor);
274 m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
275 m_trackview->setScale(m_scale);
278 int TrackView::fitZoom() const {
279 int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
281 for (i = 0; i < 13; i++)
282 if (m_ruler->comboScale[i] > zoom) break;
286 const double TrackView::zoomFactor() const {
290 const int TrackView::mapLocalToValue(int x) const {
291 return (int)(x * zoomFactor());
294 KdenliveDoc *TrackView::document() {
298 void TrackView::refresh() {
299 m_trackview->viewport()->update();
302 void TrackView::slotRebuildTrackHeaders() {
303 QList <TrackInfo> list = m_trackview->tracksList();
304 QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
305 for (int i = 0; i < widgets.count(); i++)
306 delete widgets.at(i);
307 int max = list.count();
308 for (int i = 0; i < max; i++) {
309 HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
310 connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
311 connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
312 connect(header, SIGNAL(deleteTrack(int)), m_trackview, SLOT(slotDeleteTrack(int)));
313 connect(header, SIGNAL(insertTrack(int)), m_trackview, SLOT(slotInsertTrack(int)));
314 m_headersLayout->addWidget(header);
316 view->headers_container->adjustSize();
319 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
323 info.type = VIDEOTRACK;
325 info.isBlind = false;
327 info.type = AUDIOTRACK;
329 info.isBlind = false;
332 m_trackview->addTrack(info);
334 int trackTop = KdenliveSettings::trackheight() * ix;
337 for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
338 QDomElement elem = n.toElement();
339 if (elem.tagName() == "blank") {
340 position += elem.attribute("length").toInt();
341 } else if (elem.tagName() == "entry") {
342 m_doc->loadingProgressed();
343 qApp->processEvents();
345 int in = elem.attribute("in").toInt();
346 QString idString = elem.attribute("producer");
347 QString id = idString;
348 bool hasSpeedAttribute = false;
350 if (idString.startsWith("slowmotion")) {
351 hasSpeedAttribute = true;
352 id = idString.section(":", 1, 1);
353 speed = idString.section(":", 2, 2).toDouble();
355 DocClipBase *clip = m_doc->clipManager()->getClipById(id);
357 int out = elem.attribute("out").toInt();
360 clipinfo.startPos = GenTime(position, m_doc->fps());
361 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
362 clipinfo.cropStart = GenTime(in, m_doc->fps());
364 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
365 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), false);
366 if (hasSpeedAttribute) item->setSpeed(speed);
367 m_scene->addItem(item);
368 clip->addReference();
369 position += (out - in + 1);
371 // parse clip effects
372 QDomNodeList effects = elem.childNodes();
373 for (int ix = 0; ix < effects.count(); ix++) {
374 QDomElement effect = effects.at(ix).toElement();
375 if (effect.tagName() == "filter") {
376 kDebug() << " * * * * * * * * * * ** CLIP EFF FND * * * * * * * * * * *";
377 // add effect to clip
381 // Get effect tag & index
382 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
383 // parse effect parameters
384 QDomElement effectparam = n3.toElement();
385 if (effectparam.attribute("name") == "tag") {
386 effecttag = effectparam.text();
387 } else if (effectparam.attribute("name") == "kdenlive_id") {
388 effectid = effectparam.text();
389 } else if (effectparam.attribute("name") == "kdenlive_ix") {
390 effectindex = effectparam.text();
394 // get effect standard tags
395 QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
396 if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
397 if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
398 if (clipeffect.isNull()) {
399 kDebug() << "/// WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
400 m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
401 elem.removeChild(effects.at(ix));
404 clipeffect.setAttribute("kdenlive_ix", effectindex);
405 QDomNodeList clipeffectparams = clipeffect.childNodes();
407 if (MainWindow::videoEffects.hasKeyFrames(clipeffect)) {
408 kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND * * * * * * * * * * *";
409 // effect is key-framable, read all effects to retrieve keyframes
413 QDomNodeList params = clipeffect.elementsByTagName("parameter");
414 for (int i = 0; i < params.count(); i++) {
415 QDomElement e = params.item(i).toElement();
416 if (e.attribute("type") == "keyframe") {
417 starttag = e.attribute("starttag", "start");
418 endtag = e.attribute("endtag", "end");
419 factor = e.attribute("factor", "1").toDouble();
424 int effectin = effect.attribute("in").toInt();
425 int effectout = effect.attribute("out").toInt();
428 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
429 // parse effect parameters
430 QDomElement effectparam = n3.toElement();
431 if (effectparam.attribute("name") == starttag)
432 startvalue = effectparam.text().toDouble() * factor;
433 if (effectparam.attribute("name") == endtag)
434 endvalue = effectparam.text().toDouble() * factor;
436 // add first keyframe
437 keyframes.append(QString::number(in + effectin) + ":" + QString::number(startvalue) + ";" + QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
438 QDomNode lastParsedEffect;
440 QDomNode n2 = effects.at(ix);
441 bool continueParsing = true;
442 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
444 QDomElement kfreffect = n2.toElement();
445 int effectout = kfreffect.attribute("out").toInt();
447 for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
448 // parse effect parameters
449 QDomElement subeffectparam = n4.toElement();
450 if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
451 //We are not in the same effect, stop parsing
452 lastParsedEffect = n2.previousSibling();
453 continueParsing = false;
455 } else if (subeffectparam.attribute("name") == endtag) {
456 endvalue = subeffectparam.text().toDouble() * factor;
460 if (continueParsing) keyframes.append(QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
464 params = clipeffect.elementsByTagName("parameter");
465 for (int i = 0; i < params.count(); i++) {
466 QDomElement e = params.item(i).toElement();
467 if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
469 if (!continueParsing) {
470 n2 = lastParsedEffect;
474 // adjust effect parameters
475 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
476 // parse effect parameters
477 QDomElement effectparam = n3.toElement();
478 QString paramname = effectparam.attribute("name");
479 QString paramvalue = effectparam.text();
481 // try to find this parameter in the effect xml
483 for (int k = 0; k < clipeffectparams.count(); k++) {
484 e = clipeffectparams.item(k).toElement();
485 if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
486 e.setAttribute("value", paramvalue);
491 item->addEffect(clipeffect, false);
492 item->effectsCounter();
496 } else kWarning() << "CANNOT INSERT CLIP " << id;
497 //m_clipList.append(clip);
500 //m_trackDuration = position;
503 //documentTracks.insert(ix, track);
504 kDebug() << "************* ADD DOC TRACK " << ix << ", DURATION: " << position;
509 QGraphicsScene *TrackView::projectScene() {
513 CustomTrackView *TrackView::projectView() {
517 void TrackView::setEditMode(const QString & editMode) {
518 m_editMode = editMode;
521 const QString & TrackView::editMode() const {
527 #include "trackview.moc"