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()));
71 playButton->setMenu(m_playMenu);
72 playButton->setPopupMode(QToolButton::MenuButtonPopup);
73 toolbar->addWidget(playButton);
75 toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"), this, SLOT(slotForwardOneFrame()));
76 toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"), this, SLOT(slotForward()));
78 playButton->setDefaultAction(m_playAction);
80 QToolButton *configButton = new QToolButton(toolbar);
81 m_configMenu = new QMenu(i18n("Misc..."), this);
82 configButton->setIcon(KIcon("system-run"));
83 configButton->setMenu(m_configMenu);
84 configButton->setPopupMode(QToolButton::QToolButton::InstantPopup);
85 toolbar->addWidget(configButton);
87 QWidget *spacer = new QWidget(this);
88 spacer->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
89 toolbar->addWidget(spacer);
90 m_timePos = new KRestrictedLine(this);
91 m_timePos->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::MinimumExpanding);
92 m_timePos->setInputMask("99:99:99:99");
93 toolbar->addWidget(m_timePos);
95 connect(m_timePos, SIGNAL(editingFinished()), this, SLOT(slotSeek()));
97 layout2->addWidget(toolbar);
98 ui.button_frame->setLayout(layout2);
99 const int toolHeight = toolbar->height();
100 ui.button_frame->setMinimumHeight(toolHeight);
102 //m_ruler->setPixelPerMark(3);
104 QVBoxLayout *rendererBox = new QVBoxLayout(ui.video_frame);
105 rendererBox->setContentsMargins(0, 0, 0, 0);
106 m_monitorRefresh = new MonitorRefresh(ui.video_frame);
107 rendererBox->addWidget(m_monitorRefresh);
108 render = new Render(m_name, (int) m_monitorRefresh->winId(), -1, this);
109 m_monitorRefresh->setRenderer(render);
111 m_overlay = new Overlay(m_monitorRefresh);
113 m_overlay->setHidden(true);
116 connect(m_ruler, SIGNAL(seekRenderer(int)), this, SLOT(slotSeek(int)));
117 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
118 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
119 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
121 m_configMenu->addSeparator();
122 m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (100%)"), this, SLOT(slotSetSizeOneToOne()));
123 m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (50%)"), this, SLOT(slotSetSizeOneToTwo()));
124 //render->createVideoXWindow(ui.video_frame->winId(), -1);
127 if (name != "clip") {
128 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
129 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
130 connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SIGNAL(zoneUpdated(QPoint)));
132 connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SLOT(setClipZone(QPoint)));
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, QAction *playZone, QAction *loopZone, 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 m_playMenu->addAction(playZone);
156 m_playMenu->addAction(loopZone);
158 //TODO: add save zone to timeline monitor when fixed
159 if (m_name == "clip") m_contextMenu->addAction(KIcon("document-save"), i18n("Save zone"), this, SLOT(slotSaveZone()));
161 QAction *extractFrame = m_configMenu->addAction(KIcon("document-new"), i18n("Extract frame"), this, SLOT(slotExtractCurrentFrame()));
162 m_contextMenu->addAction(extractFrame);
164 if (m_name != "clip") {
165 QAction *splitView = m_contextMenu->addAction(KIcon("document-new"), i18n("Split view"), render, SLOT(slotSplitView(bool)));
166 splitView->setCheckable(true);
167 m_configMenu->addAction(splitView);
169 QAction *setThumbFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Set current image as thumbnail"), this, SLOT(slotSetThumbFrame()));
170 m_configMenu->addAction(setThumbFrame);
175 void Monitor::slotSetSizeOneToOne() {
176 QRect r = QApplication::desktop()->screenGeometry();
177 const int maxWidth = r.width() - 20;
178 const int maxHeight = r.height() - 20;
179 int width = render->renderWidth();
180 int height = render->renderHeight();
181 kDebug() << "// render info: " << width << "x" << height;
182 while (width >= maxWidth || height >= maxHeight) {
184 height = height * 0.8;
186 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
187 ui.video_frame->setFixedSize(width, height);
190 //ui.video_frame->setMinimumSize(0, 0);
191 emit adjustMonitorSize();
194 void Monitor::slotSetSizeOneToTwo() {
195 QRect r = QApplication::desktop()->screenGeometry();
196 const int maxWidth = r.width() - 20;
197 const int maxHeight = r.height() - 20;
198 int width = render->renderWidth() / 2;
199 int height = render->renderHeight() / 2;
200 kDebug() << "// render info: " << width << "x" << height;
201 while (width >= maxWidth || height >= maxHeight) {
203 height = height * 0.8;
205 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
206 ui.video_frame->setFixedSize(width, height);
209 //ui.video_frame->setMinimumSize(0, 0);
210 emit adjustMonitorSize();
213 void Monitor::resetSize() {
214 ui.video_frame->setMinimumSize(0, 0);
217 DocClipBase *Monitor::activeClip() {
218 return m_currentClip;
221 void Monitor::slotSeekToPreviousSnap() {
222 if (m_currentClip) slotSeek(getSnapForPos(true).frames(m_monitorManager->timecode().fps()));
225 void Monitor::slotSeekToNextSnap() {
226 if (m_currentClip) slotSeek(getSnapForPos(false).frames(m_monitorManager->timecode().fps()));
229 GenTime Monitor::position() {
230 return GenTime(m_position, m_monitorManager->timecode().fps());
233 GenTime Monitor::getSnapForPos(bool previous) {
234 QList <GenTime> snaps;
235 QList < GenTime > markers = m_currentClip->snapMarkers();
236 for (int i = 0; i < markers.size(); ++i) {
237 GenTime t = markers.at(i);
240 QPoint zone = m_ruler->zone();
241 snaps.append(GenTime(zone.x(), m_monitorManager->timecode().fps()));
242 snaps.append(GenTime(zone.y(), m_monitorManager->timecode().fps()));
243 snaps.append(GenTime());
244 snaps.append(m_currentClip->duration());
247 const GenTime pos(m_position, m_monitorManager->timecode().fps());
248 for (int i = 0; i < snaps.size(); ++i) {
249 if (previous && snaps.at(i) >= pos) {
251 return snaps.at(i - 1);
252 } else if (!previous && snaps.at(i) > pos) {
261 void Monitor::slotZoneMoved(int start, int end) {
262 m_ruler->setZone(start, end);
264 setClipZone(m_ruler->zone());
267 void Monitor::slotSetZoneStart() {
268 m_ruler->setZone(m_position, -1);
269 emit zoneUpdated(m_ruler->zone());
271 setClipZone(m_ruler->zone());
274 void Monitor::slotSetZoneEnd() {
275 m_ruler->setZone(-1, m_position);
276 emit zoneUpdated(m_ruler->zone());
278 setClipZone(m_ruler->zone());
282 void Monitor::mousePressEvent(QMouseEvent * event) {
283 if (event->button() != Qt::RightButton) {
284 if (ui.video_frame->underMouse()) {
285 m_dragStarted = true;
286 m_DragStartPosition = event->pos();
288 } else m_contextMenu->popup(event->globalPos());
292 void Monitor::mouseReleaseEvent(QMouseEvent * event) {
294 if (ui.video_frame->underMouse()) {
296 } else QWidget::mouseReleaseEvent(event);
297 m_dragStarted = false;
303 void Monitor::mouseMoveEvent(QMouseEvent *event) {
304 // kDebug() << "// DRAG STARTED, MOUSE MOVED: ";
305 if (!m_dragStarted || m_currentClip == NULL) return;
307 if ((event->pos() - m_DragStartPosition).manhattanLength()
308 < QApplication::startDragDistance())
312 QDrag *drag = new QDrag(this);
313 QMimeData *mimeData = new QMimeData;
316 list.append(m_currentClip->getId());
317 QPoint p = m_ruler->zone();
318 list.append(QString::number(p.x()));
319 list.append(QString::number(p.y()));
321 data.append(list.join(";").toUtf8());
322 mimeData->setData("kdenlive/clip", data);
323 drag->setMimeData(mimeData);
324 QPixmap pix = m_currentClip->thumbnail();
325 kDebug() << "/ / / /CLIP DRAGGED PIXMAP: " << pix.width() << "x" << pix.height();
326 drag->setPixmap(pix);
327 drag->setHotSpot(QPoint(0, 50));
328 drag->start(Qt::MoveAction);
330 //Qt::DropAction dropAction;
331 //dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
333 //Qt::DropAction dropAction = drag->exec();
339 /*void Monitor::dragMoveEvent(QDragMoveEvent * event) {
340 event->setDropAction(Qt::IgnoreAction);
341 event->setDropAction(Qt::MoveAction);
342 if (event->mimeData()->hasText()) {
343 event->acceptProposedAction();
347 Qt::DropActions Monitor::supportedDropActions() const {
348 // returns what actions are supported when dropping
349 return Qt::MoveAction;
352 QStringList Monitor::mimeTypes() const {
353 QStringList qstrList;
354 // list of accepted mime types for drop
355 qstrList.append("kdenlive/clip");
361 /** Move to other position on mousewheel
363 * Moves towards end of clip/timeline on mousewheel down/back,
364 * opposite for mousewheel up/forward.
366 * Ctrl+wheel moves single frame, without Ctrl moves a second.
368 * See also http://www.kdenlive.org/mantis/view.php?id=265 */
369 void Monitor::wheelEvent(QWheelEvent * event) {
370 if (event->modifiers() == Qt::ControlModifier) {
371 int delta = m_monitorManager->timecode().fps();
372 if (event->delta() < 0) delta = 0 - delta;
373 slotSeek(m_position - delta);
375 if (event->delta() <= 0) slotForwardOneFrame();
376 else slotRewindOneFrame();
380 void Monitor::slotSetThumbFrame() {
381 if (m_currentClip == NULL) {
384 m_currentClip->setClipThumbFrame((uint) m_position);
385 emit refreshClipThumbnail(m_currentClip->getId());
388 void Monitor::slotExtractCurrentFrame() {
389 QPixmap frame = render->extractFrame(m_position);
390 QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
391 if (!outputFile.isEmpty()) {
392 if (QFile::exists(outputFile) && KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it ?")) == KMessageBox::No) return;
393 frame.save(outputFile);
397 bool Monitor::isActive() const {
401 void Monitor::activateMonitor() {
402 if (!m_isActive) m_monitorManager->switchMonitors(); //m_monitorManager->activateMonitor(m_name);
405 void Monitor::slotSeek() {
406 const int frames = m_monitorManager->timecode().getFrameCount(m_timePos->text(), m_monitorManager->timecode().fps());
410 void Monitor::slotSeek(int pos) {
412 if (render == NULL) return;
415 render->seekToFrame(pos);
416 emit renderPosition(m_position);
417 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
420 void Monitor::checkOverlay() {
421 QPoint zone = m_ruler->zone();
422 if (m_position == zone.x()) m_overlay->setOverlayText(i18n("In Point"));
423 else if (m_position == zone.y()) m_overlay->setOverlayText(i18n("Out Point"));
426 QString markerComment = m_currentClip->markerComment(GenTime(m_position, m_monitorManager->timecode().fps()));
427 if (markerComment.isEmpty()) m_overlay->setHidden(true);
428 else m_overlay->setOverlayText(markerComment, false);
429 } else m_overlay->setHidden(true);
433 void Monitor::slotStart() {
437 render->seekToFrame(m_position);
438 emit renderPosition(m_position);
439 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
442 void Monitor::slotEnd() {
445 m_position = render->getLength();
446 render->seekToFrame(m_position);
447 emit renderPosition(m_position);
448 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
451 void Monitor::slotZoneStart() {
454 m_position = m_ruler->zone().x();
455 render->seekToFrame(m_position);
456 emit renderPosition(m_position);
457 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
460 void Monitor::slotZoneEnd() {
463 m_position = m_ruler->zone().y();
464 render->seekToFrame(m_position);
465 emit renderPosition(m_position);
466 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
469 void Monitor::slotRewind(double speed) {
472 double currentspeed = render->playSpeed();
473 if (currentspeed >= 0) render->play(-2);
474 else render->play(currentspeed * 2);
475 } else render->play(speed);
476 m_playAction->setChecked(true);
477 m_playAction->setIcon(m_pauseIcon);
480 void Monitor::slotForward(double speed) {
483 double currentspeed = render->playSpeed();
484 if (currentspeed <= 1) render->play(2);
485 else render->play(currentspeed * 2);
486 } else render->play(speed);
487 m_playAction->setChecked(true);
488 m_playAction->setIcon(m_pauseIcon);
491 void Monitor::slotRewindOneFrame(int diff) {
494 if (m_position < 1) return;
496 m_position = qMax(m_position, 0);
497 render->seekToFrame(m_position);
498 emit renderPosition(m_position);
499 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
503 void Monitor::slotForwardOneFrame(int diff) {
506 if (m_position >= m_length) return;
508 m_position = qMin(m_position, m_length);
509 render->seekToFrame(m_position);
510 emit renderPosition(m_position);
511 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
515 void Monitor::seekCursor(int pos) {
518 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
519 m_ruler->slotNewValue(pos);
522 void Monitor::rendererStopped(int pos) {
523 //int rulerPos = (int)(pos * m_scale);
524 m_ruler->slotNewValue(pos);
527 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
528 m_playAction->setChecked(false);
529 m_playAction->setIcon(m_playIcon);
532 void Monitor::initMonitor() {
533 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
537 /*void Monitor::resizeEvent(QResizeEvent * event) {
538 QWidget::resizeEvent(event);
540 if (render && m_isActive) render->doRefresh();
544 void Monitor::adjustRulerSize(int length) {
545 if (length > 0) m_length = length;
546 m_ruler->adjustScale(m_length);
547 if (m_currentClip != NULL) {
548 QPoint zone = m_currentClip->zone();
549 m_ruler->setZone(zone.x(), zone.y());
553 void Monitor::stop() {
555 if (render) render->stop();
556 //kDebug()<<"/// MONITOR RENDER STOP";
559 void Monitor::start() {
561 if (render) render->start();
562 //kDebug()<<"/// MONITOR RENDER START";
565 void Monitor::refreshMonitor(bool visible) {
566 if (visible && render) {
568 render->doRefresh(); //askForRefresh();
572 void Monitor::pause() {
573 if (render == NULL) return;
576 //m_playAction->setChecked(true);
577 //m_playAction->setIcon(m_pauseIcon);
580 void Monitor::slotPlay() {
581 if (render == NULL) return;
583 if (render->playSpeed() == 0) {
584 m_playAction->setChecked(true);
585 m_playAction->setIcon(m_pauseIcon);
587 m_playAction->setChecked(false);
588 m_playAction->setIcon(m_playIcon);
590 render->switchPlay();
593 void Monitor::slotPlayZone() {
594 if (render == NULL) return;
596 QPoint p = m_ruler->zone();
597 render->playZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
598 m_playAction->setChecked(true);
599 m_playAction->setIcon(m_pauseIcon);
602 void Monitor::slotLoopZone() {
603 if (render == NULL) return;
605 QPoint p = m_ruler->zone();
606 render->loopZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
607 m_playAction->setChecked(true);
608 m_playAction->setIcon(m_pauseIcon);
611 void Monitor::slotSetXml(DocClipBase *clip, const int position) {
612 if (render == NULL) return;
614 if (!clip && m_currentClip != NULL) {
615 m_currentClip = NULL;
616 render->setProducer(NULL, -1);
619 if (clip != m_currentClip) {
620 m_currentClip = clip;
621 render->setProducer(clip->producer(), position);
622 m_position = position;
623 } else if (position != -1) render->seek(GenTime(position, render->fps()));
626 void Monitor::slotOpenFile(const QString &file) {
627 if (render == NULL) return;
630 QDomElement westley = doc.createElement("westley");
631 doc.appendChild(westley);
632 QDomElement prod = doc.createElement("producer");
633 westley.appendChild(prod);
634 prod.setAttribute("mlt_service", "avformat");
635 prod.setAttribute("resource", file);
636 render->setSceneList(doc, 0);
639 void Monitor::slotSaveZone() {
640 if (render == NULL) return;
641 emit saveZone(render, m_ruler->zone());
643 //render->setSceneList(doc, 0);
647 void Monitor::resetProfile() {
648 if (render == NULL) return;
649 render->resetProfile();
652 void Monitor::saveSceneList(QString path, QDomElement info) {
653 if (render == NULL) return;
654 render->saveSceneList(path, info);
657 QDomDocument Monitor::sceneList() {
658 if (render == NULL) return QDomDocument();
660 doc.setContent(render->sceneList());
665 void Monitor::setClipZone(QPoint pos) {
666 if (m_currentClip == NULL) return;
667 m_currentClip->setZone(pos);
670 MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
671 setAttribute(Qt::WA_PaintOnScreen);
672 setAttribute(Qt::WA_OpaquePaintEvent); //setAttribute(Qt::WA_NoSystemBackground);
675 void MonitorRefresh::setRenderer(Render* render) {
679 void MonitorRefresh::paintEvent(QPaintEvent * event) {
680 if (m_renderer) m_renderer->doRefresh();
684 Overlay::Overlay(QWidget* parent): QLabel(parent) {
685 setAttribute(Qt::WA_TransparentForMouseEvents);
686 setAttribute(Qt::WA_OpaquePaintEvent);
687 //setAttribute(Qt::WA_NoSystemBackground);
688 setAutoFillBackground(false);
691 void Overlay::paintEvent(QPaintEvent * event) {
692 QPainter painter(this);
694 painter.setPen(Qt::white);
695 if (m_isZone) col = QColor(200, 0, 0);
696 else col = QColor(0, 0, 200);
697 painter.fillRect(rect(), col);
698 painter.drawText(rect(), Qt::AlignCenter, text());
703 void Overlay::setOverlayText(const QString &text, bool isZone) {
706 setText(' ' + text + ' ');
713 #include "monitor.moc"