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 ***************************************************************************/
21 #include <QMouseEvent>
22 #include <QStylePainter>
24 #include <QToolButton>
26 #include <QDesktopWidget>
31 #include <KFileDialog>
32 #include <KApplication>
33 #include <KMessageBox>
37 #include "monitormanager.h"
38 #include "smallruler.h"
39 #include "docclipbase.h"
41 Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
42 : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false), m_currentClip(NULL), m_dragStarted(false) {
45 m_ruler = new SmallRuler();
46 QVBoxLayout *layout = new QVBoxLayout;
47 layout->setContentsMargins(0, 0, 0, 0);
48 layout->addWidget(m_ruler);
49 ui.ruler_frame->setLayout(layout);
50 setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
51 setMinimumHeight(200);
52 QToolBar *toolbar = new QToolBar(name, this);
53 QVBoxLayout *layout2 = new QVBoxLayout;
54 layout2->setContentsMargins(0, 0, 0, 0);
56 m_playIcon = KIcon("media-playback-start");
57 m_pauseIcon = KIcon("media-playback-pause");
59 QAction *zoneStart = toolbar->addAction(KIcon("kdenlive-zone-start"), i18n("Set zone start"), this, SLOT(slotSetZoneStart()));
60 QAction *zoneEnd = toolbar->addAction(KIcon("kdenlive-zone-end"), i18n("Set zone end"), this, SLOT(slotSetZoneEnd()));
62 toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"), this, SLOT(slotRewind()));
63 toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"), this, SLOT(slotRewindOneFrame()));
65 QToolButton *playButton = new QToolButton(toolbar);
66 m_playMenu = new QMenu(i18n("Play..."), this);
67 m_playAction = m_playMenu->addAction(m_playIcon, i18n("Play"));
68 m_playAction->setCheckable(true);
69 connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
70 m_playMenu->addAction(m_playIcon, i18n("Play Zone"), this, SLOT(slotPlayZone()));
71 m_playMenu->addAction(m_playIcon, i18n("Loop Zone"), this, SLOT(slotLoopZone()));
73 playButton->setMenu(m_playMenu);
74 playButton->setPopupMode(QToolButton::MenuButtonPopup);
75 toolbar->addWidget(playButton);
77 toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"), this, SLOT(slotForwardOneFrame()));
78 toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"), this, SLOT(slotForward()));
80 playButton->setDefaultAction(m_playAction);
82 QToolButton *configButton = new QToolButton(toolbar);
83 m_configMenu = new QMenu(i18n("Misc..."), this);
84 configButton->setIcon(KIcon("system-run"));
85 configButton->setMenu(m_configMenu);
86 configButton->setPopupMode(QToolButton::QToolButton::InstantPopup);
87 toolbar->addWidget(configButton);
89 QWidget *spacer = new QWidget(this);
90 spacer->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
91 toolbar->addWidget(spacer);
92 m_timePos = new KRestrictedLine(this);
93 m_timePos->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::MinimumExpanding);
94 m_timePos->setInputMask("99:99:99:99");
95 toolbar->addWidget(m_timePos);
97 connect(m_timePos, SIGNAL(editingFinished()), this, SLOT(slotSeek()));
99 layout2->addWidget(toolbar);
100 ui.button_frame->setLayout(layout2);
101 const int toolHeight = toolbar->height();
102 ui.button_frame->setMinimumHeight(toolHeight);
104 //m_ruler->setPixelPerMark(3);
106 QVBoxLayout *rendererBox = new QVBoxLayout(ui.video_frame);
107 rendererBox->setContentsMargins(0, 0, 0, 0);
108 m_monitorRefresh = new MonitorRefresh(ui.video_frame);
109 rendererBox->addWidget(m_monitorRefresh);
110 render = new Render(m_name, (int) m_monitorRefresh->winId(), -1, this);
111 m_monitorRefresh->setRenderer(render);
113 m_overlay = new Overlay(m_monitorRefresh);
115 m_overlay->setHidden(true);
118 connect(m_ruler, SIGNAL(seekRenderer(int)), this, SLOT(slotSeek(int)));
119 connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SIGNAL(zoneUpdated(QPoint)));
120 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
121 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
122 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
124 m_configMenu->addSeparator();
125 m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (100%)"), this, SLOT(slotSetSizeOneToOne()));
126 m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (50%)"), this, SLOT(slotSetSizeOneToTwo()));
127 //render->createVideoXWindow(ui.video_frame->winId(), -1);
130 if (name != "clip") {
131 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
132 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
134 m_monitorRefresh->show();
135 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
138 Monitor::~Monitor() {
142 delete m_monitorRefresh;
145 QString Monitor::name() const {
149 void Monitor::setupMenu(QMenu *goMenu, QMenu *markerMenu) {
150 m_contextMenu = new QMenu(this);
151 m_contextMenu->addMenu(m_playMenu);
152 m_contextMenu->addMenu(goMenu);
153 if (markerMenu) m_contextMenu->addMenu(markerMenu);
155 //TODO: add save zone to timeline monitor when fixed
156 if (m_name == "clip") m_contextMenu->addAction(KIcon("document-save"), i18n("Save zone"), this, SLOT(slotSaveZone()));
158 QAction *extractFrame = m_configMenu->addAction(KIcon("document-new"), i18n("Extract frame"), this, SLOT(slotExtractCurrentFrame()));
159 m_contextMenu->addAction(extractFrame);
161 if (m_name != "clip") {
162 QAction *splitView = m_contextMenu->addAction(KIcon("document-new"), i18n("Split view"), render, SLOT(slotSplitView(bool)));
163 splitView->setCheckable(true);
164 m_configMenu->addAction(splitView);
166 QAction *setThumbFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Set current image as thumbnail"), this, SLOT(slotSetThumbFrame()));
167 m_configMenu->addAction(setThumbFrame);
172 void Monitor::slotSetSizeOneToOne() {
173 QRect r = QApplication::desktop()->screenGeometry();
174 const int maxWidth = r.width() - 20;
175 const int maxHeight = r.height() - 20;
176 int width = render->renderWidth();
177 int height = render->renderHeight();
178 kDebug() << "// render info: " << width << "x" << height;
179 while (width >= maxWidth || height >= maxHeight) {
181 height = height * 0.8;
183 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
184 ui.video_frame->setFixedSize(width, height);
187 //ui.video_frame->setMinimumSize(0, 0);
188 emit adjustMonitorSize();
191 void Monitor::slotSetSizeOneToTwo() {
192 QRect r = QApplication::desktop()->screenGeometry();
193 const int maxWidth = r.width() - 20;
194 const int maxHeight = r.height() - 20;
195 int width = render->renderWidth() / 2;
196 int height = render->renderHeight() / 2;
197 kDebug() << "// render info: " << width << "x" << height;
198 while (width >= maxWidth || height >= maxHeight) {
200 height = height * 0.8;
202 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
203 ui.video_frame->setFixedSize(width, height);
206 //ui.video_frame->setMinimumSize(0, 0);
207 emit adjustMonitorSize();
210 void Monitor::resetSize() {
211 ui.video_frame->setMinimumSize(0, 0);
214 DocClipBase *Monitor::activeClip() {
215 return m_currentClip;
218 void Monitor::slotSeekToPreviousSnap() {
219 if (m_currentClip) slotSeek(getSnapForPos(true).frames(m_monitorManager->timecode().fps()));
222 void Monitor::slotSeekToNextSnap() {
223 if (m_currentClip) slotSeek(getSnapForPos(false).frames(m_monitorManager->timecode().fps()));
226 GenTime Monitor::position() {
227 return GenTime(m_position, m_monitorManager->timecode().fps());
230 GenTime Monitor::getSnapForPos(bool previous) {
231 QList <GenTime> snaps;
232 QList < GenTime > markers = m_currentClip->snapMarkers();
233 for (int i = 0; i < markers.size(); ++i) {
234 GenTime t = markers.at(i);
237 QPoint zone = m_ruler->zone();
238 snaps.append(GenTime(zone.x(), m_monitorManager->timecode().fps()));
239 snaps.append(GenTime(zone.y(), m_monitorManager->timecode().fps()));
240 snaps.append(GenTime());
241 snaps.append(m_currentClip->duration());
244 const GenTime pos(m_position, m_monitorManager->timecode().fps());
245 for (int i = 0; i < snaps.size(); ++i) {
246 if (previous && snaps.at(i) >= pos) {
248 return snaps.at(i - 1);
249 } else if (!previous && snaps.at(i) > pos) {
258 void Monitor::slotZoneMoved(int start, int end) {
259 m_ruler->setZone(start, end);
263 void Monitor::slotSetZoneStart() {
264 m_ruler->setZone(m_position, -1);
265 emit zoneUpdated(m_ruler->zone());
269 void Monitor::slotSetZoneEnd() {
270 m_ruler->setZone(-1, m_position);
271 emit zoneUpdated(m_ruler->zone());
276 void Monitor::mousePressEvent(QMouseEvent * event) {
277 if (event->button() != Qt::RightButton) {
278 if (ui.video_frame->underMouse()) {
279 m_dragStarted = true;
280 m_DragStartPosition = event->pos();
282 } else m_contextMenu->popup(event->globalPos());
286 void Monitor::mouseReleaseEvent(QMouseEvent * event) {
288 if (ui.video_frame->underMouse()) {
290 } else QWidget::mouseReleaseEvent(event);
291 m_dragStarted = false;
297 void Monitor::mouseMoveEvent(QMouseEvent *event) {
298 // kDebug() << "// DRAG STARTED, MOUSE MOVED: ";
299 if (!m_dragStarted || m_currentClip == NULL) return;
301 if ((event->pos() - m_DragStartPosition).manhattanLength()
302 < QApplication::startDragDistance())
306 QDrag *drag = new QDrag(this);
307 QMimeData *mimeData = new QMimeData;
310 list.append(m_currentClip->getId());
311 QPoint p = m_ruler->zone();
312 list.append(QString::number(p.x()));
313 list.append(QString::number(p.y()));
315 data.append(list.join(";").toUtf8());
316 mimeData->setData("kdenlive/clip", data);
317 drag->setMimeData(mimeData);
318 QPixmap pix = m_currentClip->thumbnail();
319 kDebug() << "/ / / /CLIP DRAGGED PIXMAP: " << pix.width() << "x" << pix.height();
320 drag->setPixmap(pix);
321 drag->setHotSpot(QPoint(0, 50));
322 drag->start(Qt::MoveAction);
324 //Qt::DropAction dropAction;
325 //dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
327 //Qt::DropAction dropAction = drag->exec();
333 /*void Monitor::dragMoveEvent(QDragMoveEvent * event) {
334 event->setDropAction(Qt::IgnoreAction);
335 event->setDropAction(Qt::MoveAction);
336 if (event->mimeData()->hasText()) {
337 event->acceptProposedAction();
341 Qt::DropActions Monitor::supportedDropActions() const {
342 // returns what actions are supported when dropping
343 return Qt::MoveAction;
346 QStringList Monitor::mimeTypes() const {
347 QStringList qstrList;
348 // list of accepted mime types for drop
349 qstrList.append("kdenlive/clip");
355 /** Move to other position on mousewheel
357 * Moves towards end of clip/timeline on mousewheel down/back,
358 * opposite for mousewheel up/forward.
360 * Ctrl+wheel moves single frame, without Ctrl moves a second.
362 * See also http://www.kdenlive.org/mantis/view.php?id=265 */
363 void Monitor::wheelEvent(QWheelEvent * event) {
364 if (event->modifiers() == Qt::ControlModifier) {
365 int delta = m_monitorManager->timecode().fps();
366 if (event->delta() < 0) delta = 0 - delta;
367 slotSeek(m_position - delta);
369 if (event->delta() <= 0) slotForwardOneFrame();
370 else slotRewindOneFrame();
374 void Monitor::slotSetThumbFrame() {
375 if (m_currentClip == NULL) {
378 m_currentClip->setClipThumbFrame((uint) m_position);
379 emit refreshClipThumbnail(m_currentClip->getId());
382 void Monitor::slotExtractCurrentFrame() {
383 QPixmap frame = render->extractFrame(m_position);
384 QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
385 if (!outputFile.isEmpty()) {
386 if (QFile::exists(outputFile) && KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it ?")) == KMessageBox::No) return;
387 frame.save(outputFile);
391 bool Monitor::isActive() const {
395 void Monitor::activateMonitor() {
396 if (!m_isActive) m_monitorManager->switchMonitors(); //m_monitorManager->activateMonitor(m_name);
399 void Monitor::slotSeek() {
400 const int frames = m_monitorManager->timecode().getFrameCount(m_timePos->text(), m_monitorManager->timecode().fps());
404 void Monitor::slotSeek(int pos) {
406 if (render == NULL) return;
409 render->seekToFrame(pos);
410 emit renderPosition(m_position);
411 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
414 void Monitor::checkOverlay() {
415 QPoint zone = m_ruler->zone();
416 if (m_position == zone.x()) m_overlay->setOverlayText(i18n("In Point"));
417 else if (m_position == zone.y()) m_overlay->setOverlayText(i18n("Out Point"));
420 QString markerComment = m_currentClip->markerComment(GenTime(m_position, m_monitorManager->timecode().fps()));
421 if (markerComment.isEmpty()) m_overlay->setHidden(true);
422 else m_overlay->setOverlayText(markerComment, false);
423 } else m_overlay->setHidden(true);
427 void Monitor::slotStart() {
431 render->seekToFrame(m_position);
432 emit renderPosition(m_position);
433 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
436 void Monitor::slotEnd() {
439 m_position = render->getLength();
440 render->seekToFrame(m_position);
441 emit renderPosition(m_position);
442 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
445 void Monitor::slotZoneStart() {
448 m_position = m_ruler->zone().x();
449 render->seekToFrame(m_position);
450 emit renderPosition(m_position);
451 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
454 void Monitor::slotZoneEnd() {
457 m_position = m_ruler->zone().y();
458 render->seekToFrame(m_position);
459 emit renderPosition(m_position);
460 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
463 void Monitor::slotRewind(double speed) {
466 double currentspeed = render->playSpeed();
467 if (currentspeed >= 0) render->play(-2);
468 else render->play(currentspeed * 2);
469 } else render->play(speed);
470 m_playAction->setChecked(true);
471 m_playAction->setIcon(m_pauseIcon);
474 void Monitor::slotForward(double speed) {
477 double currentspeed = render->playSpeed();
478 if (currentspeed <= 1) render->play(2);
479 else render->play(currentspeed * 2);
480 } else render->play(speed);
481 m_playAction->setChecked(true);
482 m_playAction->setIcon(m_pauseIcon);
485 void Monitor::slotRewindOneFrame(int diff) {
488 if (m_position < 1) return;
490 m_position = qMax(m_position, 0);
492 render->seekToFrame(m_position);
493 emit renderPosition(m_position);
494 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
497 void Monitor::slotForwardOneFrame(int diff) {
500 if (m_position >= m_length) return;
502 m_position = qMin(m_position, m_length);
504 render->seekToFrame(m_position);
505 emit renderPosition(m_position);
506 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
509 void Monitor::seekCursor(int pos) {
513 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
514 m_ruler->slotNewValue(pos);
517 void Monitor::rendererStopped(int pos) {
518 //int rulerPos = (int)(pos * m_scale);
519 m_ruler->slotNewValue(pos);
521 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
522 m_playAction->setChecked(false);
523 m_playAction->setIcon(m_playIcon);
526 void Monitor::initMonitor() {
527 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
531 /*void Monitor::resizeEvent(QResizeEvent * event) {
532 QWidget::resizeEvent(event);
534 if (render && m_isActive) render->doRefresh();
538 void Monitor::adjustRulerSize(int length) {
539 if (length > 0) m_length = length;
540 m_ruler->adjustScale(m_length);
543 void Monitor::stop() {
545 if (render) render->stop();
546 //kDebug()<<"/// MONITOR RENDER STOP";
549 void Monitor::start() {
551 if (render) render->start();
552 //kDebug()<<"/// MONITOR RENDER START";
555 void Monitor::refreshMonitor(bool visible) {
556 if (visible && render) {
558 render->doRefresh(); //askForRefresh();
562 void Monitor::pause() {
563 if (render == NULL) return;
566 //m_playAction->setChecked(true);
567 //m_playAction->setIcon(m_pauseIcon);
570 void Monitor::slotPlay() {
571 if (render == NULL) return;
573 if (render->playSpeed() == 0) {
574 m_playAction->setChecked(true);
575 m_playAction->setIcon(m_pauseIcon);
577 m_playAction->setChecked(false);
578 m_playAction->setIcon(m_playIcon);
580 render->switchPlay();
583 void Monitor::slotPlayZone() {
584 if (render == NULL) return;
586 QPoint p = m_ruler->zone();
587 render->playZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
588 m_playAction->setChecked(true);
589 m_playAction->setIcon(m_pauseIcon);
592 void Monitor::slotLoopZone() {
593 if (render == NULL) return;
595 QPoint p = m_ruler->zone();
596 render->loopZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
597 m_playAction->setChecked(true);
598 m_playAction->setIcon(m_pauseIcon);
601 void Monitor::slotSetXml(DocClipBase *clip, const int position) {
602 if (render == NULL) return;
605 if (clip != m_currentClip && clip->producer() != NULL) {
606 m_currentClip = clip;
607 render->setProducer(clip->producer(), position);
608 //m_ruler->slotNewValue(0);
609 //adjustRulerSize(clip->producer()->get_playtime());
610 //m_timePos->setText("00:00:00:00");
611 m_position = position;
612 } else if (position != -1) render->seek(GenTime(position, render->fps()));
615 void Monitor::slotOpenFile(const QString &file) {
616 if (render == NULL) return;
619 QDomElement westley = doc.createElement("westley");
620 doc.appendChild(westley);
621 QDomElement prod = doc.createElement("producer");
622 westley.appendChild(prod);
623 prod.setAttribute("mlt_service", "avformat");
624 prod.setAttribute("resource", file);
625 render->setSceneList(doc, 0);
628 void Monitor::slotSaveZone() {
629 if (render == NULL) return;
630 emit saveZone(render, m_ruler->zone());
632 //render->setSceneList(doc, 0);
636 void Monitor::resetProfile() {
637 if (render == NULL) return;
638 render->resetProfile();
641 void Monitor::saveSceneList(QString path, QDomElement info) {
642 if (render == NULL) return;
643 render->saveSceneList(path, info);
646 QDomDocument Monitor::sceneList() {
647 if (render == NULL) return QDomDocument();
649 doc.setContent(render->sceneList());
653 MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
654 setAttribute(Qt::WA_PaintOnScreen);
655 setAttribute(Qt::WA_OpaquePaintEvent); //setAttribute(Qt::WA_NoSystemBackground);
658 void MonitorRefresh::setRenderer(Render* render) {
662 void MonitorRefresh::paintEvent(QPaintEvent * event) {
663 if (m_renderer) m_renderer->doRefresh();
667 Overlay::Overlay(QWidget* parent): QLabel(parent) {
668 setAttribute(Qt::WA_TransparentForMouseEvents);
669 //setAttribute(Qt::WA_OpaquePaintEvent); //
670 //setAttribute(Qt::WA_NoSystemBackground);
671 setAutoFillBackground(false);
674 void Overlay::paintEvent(QPaintEvent * event) {
675 QPainter painter(this);
677 painter.setPen(Qt::white);
678 if (m_isZone) col = QColor(200, 0, 0);
679 else col = QColor(0, 0, 200);
680 painter.fillRect(rect(), col);
681 painter.drawText(rect(), Qt::AlignCenter, text());
686 void Overlay::setOverlayText(const QString &text, bool isZone) {
689 setText(' ' + text + ' ');
696 #include "monitor.moc"