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 QHBoxLayout *layout = new QHBoxLayout;
53 view->ruler_frame->setLayout(layout);
56 layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
57 layout->setContentsMargins(left_margin, 0, right_margin, 0);
58 layout->addWidget(m_ruler);
60 QHBoxLayout *tracksLayout = new QHBoxLayout;
61 tracksLayout->setContentsMargins(0, 0, 0, 0);
62 view->tracks_frame->setLayout(tracksLayout);
64 view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
65 view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
67 m_headersLayout = new QVBoxLayout;
68 m_headersLayout->setContentsMargins(0, 0, 0, 0);
69 m_headersLayout->setSpacing(0);
70 view->headers_container->setLayout(m_headersLayout);
72 connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
74 tracksLayout->addWidget(m_trackview);
76 connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
77 connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
79 parseDocument(m_doc->toXml());
81 connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
82 connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
83 connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
84 connect(m_trackview, SIGNAL(clipItemSelected(ClipItem*)), this, SLOT(slotClipItemSelected(ClipItem*)));
85 connect(m_trackview, SIGNAL(transitionItemSelected(Transition*)), this, SLOT(slotTransitionItemSelected(Transition*)));
86 slotChangeZoom(m_doc->zoom());
90 int TrackView::duration() const {
91 return m_trackview->duration();
94 int TrackView::tracksNumber() const {
95 return m_projectTracks;
98 int TrackView::inPoint() const {
99 return m_ruler->inPoint();
102 int TrackView::outPoint() const {
103 return m_ruler->outPoint();
106 void TrackView::slotClipItemSelected(ClipItem*c) {
107 emit clipItemSelected(c);
110 void TrackView::slotTransitionItemSelected(Transition *t) {
111 emit transitionItemSelected(t);
114 void TrackView::setDuration(int dur) {
115 m_trackview->setDuration(dur);
116 m_ruler->setDuration(dur);
119 void TrackView::parseDocument(QDomDocument doc) {
121 m_documentErrors = QString();
122 // kDebug() << "//// DOCUMENT: " << doc.toString();
123 QDomNode props = doc.elementsByTagName("properties").item(0);
124 if (!props.isNull()) {
125 cursorPos = props.toElement().attribute("timeline_position").toInt();
128 // parse project tracks
129 QDomNodeList tracks = doc.elementsByTagName("track");
130 QDomNodeList playlists = doc.elementsByTagName("playlist");
132 m_projectTracks = tracks.count();
133 int trackduration = 0;
138 int pos = m_projectTracks - 1;
141 for (int i = 0; i < m_projectTracks; i++) {
142 e = tracks.item(i).toElement();
143 QString playlist_name = e.attribute("producer");
144 if (playlist_name != "black_track" && playlist_name != "playlistmain") {
145 // find playlist related to this track
147 for (int j = 0; j < m_projectTracks; j++) {
148 p = playlists.item(j).toElement();
149 if (p.attribute("id") == playlist_name) break;
151 videotrack = (e.attribute("hide") != "video");
152 trackduration = slotAddProjectTrack(pos, p, videotrack);
154 //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
155 if (trackduration > duration) duration = trackduration;
157 // background black track
158 for (int j = 0; j < m_projectTracks; j++) {
159 p = playlists.item(j).toElement();
160 if (p.attribute("id") == playlist_name) break;
162 int black_clips = p.childNodes().count();
163 for (int i = 0; i < black_clips; i++)
164 m_doc->loadingProgressed();
165 qApp->processEvents();
171 QDomNodeList transitions = doc.elementsByTagName("transition");
172 int projectTransitions = transitions.count();
173 //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
174 for (int i = 0; i < projectTransitions; i++) {
175 e = transitions.item(i).toElement();
176 QDomNodeList transitionparams = e.childNodes();
177 bool transitionAdd = true;
181 for (int k = 0; k < transitionparams.count(); k++) {
182 p = transitionparams.item(k).toElement();
184 QString paramName = p.attribute("name");
185 // do not add audio mixing transitions
186 if (paramName == "internal_added" && p.text() == "237") {
187 transitionAdd = false;
188 //kDebug() << "// TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
190 } else if (paramName == "a_track") a_track = p.text().toInt();
191 else if (paramName == "b_track") b_track = m_projectTracks - 1 - p.text().toInt();
192 else if (paramName == "mlt_service") mlt_service = p.text();
196 // Transition should be added to the scene
197 ItemInfo transitionInfo;
198 QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, QString());
200 for (int k = 0; k < transitionparams.count(); k++) {
201 p = transitionparams.item(k).toElement();
203 QString paramName = p.attribute("name");
204 QString paramValue = p.text();
206 QDomNodeList params = base.elementsByTagName("parameter");
207 if (paramName != "a_track" && paramName != "b_track") for (int i = 0; i < params.count(); i++) {
208 QDomElement e = params.item(i).toElement();
209 if (!e.isNull() && e.attribute("tag") == paramName) {
210 if (e.attribute("type") == "double") {
211 QString factor = e.attribute("factor", "1");
213 double val = paramValue.toDouble() * factor.toDouble();
214 paramValue = QString::number(val);
217 e.setAttribute("value", paramValue);
225 doc.appendChild(doc.importNode(base, true));
226 kDebug() << "/////// TRANSITION XML: "<< doc.toString();*/
228 transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
229 transitionInfo.endPos = GenTime(e.attribute("out").toInt(), m_doc->fps());
230 transitionInfo.track = b_track;
231 //kDebug() << "/////////////// +++++++++++ ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
232 Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base);
233 m_scene->addItem(tr);
238 QDomNodeList guides = doc.elementsByTagName("guide");
239 for (int i = 0; i < guides.count(); i++) {
240 e = guides.item(i).toElement();
241 const QString comment = e.attribute("comment");
242 const GenTime pos = GenTime(e.attribute("time").toDouble());
243 m_trackview->addGuide(pos, comment);
246 m_trackview->setDuration(duration);
247 kDebug() << "/////////// TOTAL PROJECT DURATION: " << duration;
248 slotRebuildTrackHeaders();
249 if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
250 //m_trackview->setCursorPos(cursorPos);
251 //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
254 void TrackView::slotDeleteClip(const QString &clipId) {
255 m_trackview->deleteClip(clipId);
258 void TrackView::setCursorPos(int pos) {
259 m_trackview->setCursorPos(pos);
262 void TrackView::moveCursorPos(int pos) {
263 m_trackview->setCursorPos(pos, false);
266 void TrackView::slotChangeZoom(int factor) {
267 m_doc->setZoom(factor);
268 m_ruler->setPixelPerMark(factor);
269 m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
270 m_trackview->setScale(m_scale);
273 int TrackView::fitZoom() const {
274 int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
276 for (i = 0; i < 13; i++)
277 if (m_ruler->comboScale[i] > zoom) break;
281 const double TrackView::zoomFactor() const {
285 const int TrackView::mapLocalToValue(int x) const {
286 return (int)(x * zoomFactor());
289 KdenliveDoc *TrackView::document() {
293 void TrackView::refresh() {
294 m_trackview->viewport()->update();
297 void TrackView::slotRebuildTrackHeaders() {
298 QList <TrackInfo> list = m_trackview->tracksList();
299 QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
300 for (int i = 0; i < widgets.count(); i++)
301 delete widgets.at(i);
302 int max = list.count();
303 for (int i = 0; i < max; i++) {
304 HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
305 connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
306 connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
307 m_headersLayout->addWidget(header);
309 view->headers_container->adjustSize();
312 int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
316 info.type = VIDEOTRACK;
318 info.isBlind = false;
320 info.type = AUDIOTRACK;
322 info.isBlind = false;
325 m_trackview->addTrack(info);
327 int trackTop = KdenliveSettings::trackheight() * ix;
330 for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
331 QDomElement elem = n.toElement();
332 if (elem.tagName() == "blank") {
333 position += elem.attribute("length").toInt();
334 } else if (elem.tagName() == "entry") {
335 m_doc->loadingProgressed();
336 qApp->processEvents();
338 int in = elem.attribute("in").toInt();
339 QString idString = elem.attribute("producer");
340 QString id = idString;
341 bool hasSpeedAttribute = false;
343 if (idString.startsWith("slowmotion")) {
344 hasSpeedAttribute = true;
345 id = idString.section(":", 1, 1);
346 speed = idString.section(":", 2, 2).toDouble();
348 DocClipBase *clip = m_doc->clipManager()->getClipById(id);
350 int out = elem.attribute("out").toInt();
353 clipinfo.startPos = GenTime(position, m_doc->fps());
354 clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
355 clipinfo.cropStart = GenTime(in, m_doc->fps());
357 //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
358 ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps());
359 if (hasSpeedAttribute) item->setSpeed(speed);
360 m_scene->addItem(item);
361 clip->addReference();
362 position += (out - in + 1);
364 // parse clip effects
365 QDomNodeList effects = elem.childNodes();
366 for (int ix = 0; ix < effects.count(); ix++) {
367 QDomElement effect = effects.at(ix).toElement();
368 if (effect.tagName() == "filter") {
369 kDebug() << " * * * * * * * * * * ** CLIP EFF FND * * * * * * * * * * *";
370 // add effect to clip
374 // Get effect tag & index
375 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
376 // parse effect parameters
377 QDomElement effectparam = n3.toElement();
378 if (effectparam.attribute("name") == "tag") {
379 effecttag = effectparam.text();
380 } else if (effectparam.attribute("name") == "kdenlive_id") {
381 effectid = effectparam.text();
382 } else if (effectparam.attribute("name") == "kdenlive_ix") {
383 effectindex = effectparam.text();
387 // get effect standard tags
388 QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
389 if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
390 if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
391 if (clipeffect.isNull()) {
392 kDebug() << "/// WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
393 m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
394 elem.removeChild(effects.at(ix));
397 clipeffect.setAttribute("kdenlive_ix", effectindex);
398 QDomNodeList clipeffectparams = clipeffect.childNodes();
400 if (MainWindow::videoEffects.hasKeyFrames(clipeffect)) {
401 kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND * * * * * * * * * * *";
402 // effect is key-framable, read all effects to retrieve keyframes
406 QDomNodeList params = clipeffect.elementsByTagName("parameter");
407 for (int i = 0; i < params.count(); i++) {
408 QDomElement e = params.item(i).toElement();
409 if (e.attribute("type") == "keyframe") {
410 starttag = e.attribute("starttag", "start");
411 endtag = e.attribute("endtag", "end");
412 factor = e.attribute("factor", "1").toDouble();
417 int effectin = effect.attribute("in").toInt();
418 int effectout = effect.attribute("out").toInt();
421 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
422 // parse effect parameters
423 QDomElement effectparam = n3.toElement();
424 if (effectparam.attribute("name") == starttag)
425 startvalue = effectparam.text().toDouble() * factor;
426 if (effectparam.attribute("name") == endtag)
427 endvalue = effectparam.text().toDouble() * factor;
429 // add first keyframe
430 keyframes.append(QString::number(in + effectin) + ":" + QString::number(startvalue) + ";" + QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
431 QDomNode lastParsedEffect;
433 QDomNode n2 = effects.at(ix);
434 bool continueParsing = true;
435 for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
437 QDomElement kfreffect = n2.toElement();
438 int effectout = kfreffect.attribute("out").toInt();
440 for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
441 // parse effect parameters
442 QDomElement subeffectparam = n4.toElement();
443 if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
444 //We are not in the same effect, stop parsing
445 lastParsedEffect = n2.previousSibling();
446 continueParsing = false;
448 } else if (subeffectparam.attribute("name") == endtag) {
449 endvalue = subeffectparam.text().toDouble() * factor;
453 if (continueParsing) keyframes.append(QString::number(in + effectout) + ":" + QString::number(endvalue) + ";");
457 params = clipeffect.elementsByTagName("parameter");
458 for (int i = 0; i < params.count(); i++) {
459 QDomElement e = params.item(i).toElement();
460 if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
462 if (!continueParsing) {
463 n2 = lastParsedEffect;
467 // adjust effect parameters
468 for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
469 // parse effect parameters
470 QDomElement effectparam = n3.toElement();
471 QString paramname = effectparam.attribute("name");
472 QString paramvalue = effectparam.text();
474 // try to find this parameter in the effect xml
476 for (int k = 0; k < clipeffectparams.count(); k++) {
477 e = clipeffectparams.item(k).toElement();
478 if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
479 e.setAttribute("value", paramvalue);
484 item->addEffect(clipeffect, false);
485 item->effectsCounter();
489 } else kWarning() << "CANNOT INSERT CLIP " << id;
490 //m_clipList.append(clip);
493 //m_trackDuration = position;
496 //documentTracks.insert(ix, track);
497 kDebug() << "************* ADD DOC TRACK " << ix << ", DURATION: " << position;
502 QGraphicsScene *TrackView::projectScene() {
506 CustomTrackView *TrackView::projectView() {
510 void TrackView::setEditMode(const QString & editMode) {
511 m_editMode = editMode;
514 const QString & TrackView::editMode() const {
520 #include "trackview.moc"