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(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SIGNAL(zoneUpdated(QPoint)));
118 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
119 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
120 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
122 m_configMenu->addSeparator();
123 m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (100%)"), this, SLOT(slotSetSizeOneToOne()));
124 m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (50%)"), this, SLOT(slotSetSizeOneToTwo()));
125 //render->createVideoXWindow(ui.video_frame->winId(), -1);
128 if (name != "clip") {
129 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
130 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
132 m_monitorRefresh->show();
133 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
136 Monitor::~Monitor() {
140 delete m_monitorRefresh;
143 QString Monitor::name() const {
147 void Monitor::setupMenu(QMenu *goMenu, QAction *playZone, QAction *loopZone, QMenu *markerMenu) {
148 m_contextMenu = new QMenu(this);
149 m_contextMenu->addMenu(m_playMenu);
150 m_contextMenu->addMenu(goMenu);
151 if (markerMenu) m_contextMenu->addMenu(markerMenu);
153 m_playMenu->addAction(playZone);
154 m_playMenu->addAction(loopZone);
156 //TODO: add save zone to timeline monitor when fixed
157 if (m_name == "clip") m_contextMenu->addAction(KIcon("document-save"), i18n("Save zone"), this, SLOT(slotSaveZone()));
159 QAction *extractFrame = m_configMenu->addAction(KIcon("document-new"), i18n("Extract frame"), this, SLOT(slotExtractCurrentFrame()));
160 m_contextMenu->addAction(extractFrame);
162 if (m_name != "clip") {
163 QAction *splitView = m_contextMenu->addAction(KIcon("document-new"), i18n("Split view"), render, SLOT(slotSplitView(bool)));
164 splitView->setCheckable(true);
165 m_configMenu->addAction(splitView);
167 QAction *setThumbFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Set current image as thumbnail"), this, SLOT(slotSetThumbFrame()));
168 m_configMenu->addAction(setThumbFrame);
173 void Monitor::slotSetSizeOneToOne() {
174 QRect r = QApplication::desktop()->screenGeometry();
175 const int maxWidth = r.width() - 20;
176 const int maxHeight = r.height() - 20;
177 int width = render->renderWidth();
178 int height = render->renderHeight();
179 kDebug() << "// render info: " << width << "x" << height;
180 while (width >= maxWidth || height >= maxHeight) {
182 height = height * 0.8;
184 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
185 ui.video_frame->setFixedSize(width, height);
188 //ui.video_frame->setMinimumSize(0, 0);
189 emit adjustMonitorSize();
192 void Monitor::slotSetSizeOneToTwo() {
193 QRect r = QApplication::desktop()->screenGeometry();
194 const int maxWidth = r.width() - 20;
195 const int maxHeight = r.height() - 20;
196 int width = render->renderWidth() / 2;
197 int height = render->renderHeight() / 2;
198 kDebug() << "// render info: " << width << "x" << height;
199 while (width >= maxWidth || height >= maxHeight) {
201 height = height * 0.8;
203 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
204 ui.video_frame->setFixedSize(width, height);
207 //ui.video_frame->setMinimumSize(0, 0);
208 emit adjustMonitorSize();
211 void Monitor::resetSize() {
212 ui.video_frame->setMinimumSize(0, 0);
215 DocClipBase *Monitor::activeClip() {
216 return m_currentClip;
219 void Monitor::slotSeekToPreviousSnap() {
220 if (m_currentClip) slotSeek(getSnapForPos(true).frames(m_monitorManager->timecode().fps()));
223 void Monitor::slotSeekToNextSnap() {
224 if (m_currentClip) slotSeek(getSnapForPos(false).frames(m_monitorManager->timecode().fps()));
227 GenTime Monitor::position() {
228 return GenTime(m_position, m_monitorManager->timecode().fps());
231 GenTime Monitor::getSnapForPos(bool previous) {
232 QList <GenTime> snaps;
233 QList < GenTime > markers = m_currentClip->snapMarkers();
234 for (int i = 0; i < markers.size(); ++i) {
235 GenTime t = markers.at(i);
238 QPoint zone = m_ruler->zone();
239 snaps.append(GenTime(zone.x(), m_monitorManager->timecode().fps()));
240 snaps.append(GenTime(zone.y(), m_monitorManager->timecode().fps()));
241 snaps.append(GenTime());
242 snaps.append(m_currentClip->duration());
245 const GenTime pos(m_position, m_monitorManager->timecode().fps());
246 for (int i = 0; i < snaps.size(); ++i) {
247 if (previous && snaps.at(i) >= pos) {
249 return snaps.at(i - 1);
250 } else if (!previous && snaps.at(i) > pos) {
259 void Monitor::slotZoneMoved(int start, int end) {
260 m_ruler->setZone(start, end);
264 void Monitor::slotSetZoneStart() {
265 m_ruler->setZone(m_position, -1);
266 emit zoneUpdated(m_ruler->zone());
270 void Monitor::slotSetZoneEnd() {
271 m_ruler->setZone(-1, m_position);
272 emit zoneUpdated(m_ruler->zone());
277 void Monitor::mousePressEvent(QMouseEvent * event) {
278 if (event->button() != Qt::RightButton) {
279 if (ui.video_frame->underMouse()) {
280 m_dragStarted = true;
281 m_DragStartPosition = event->pos();
283 } else m_contextMenu->popup(event->globalPos());
287 void Monitor::mouseReleaseEvent(QMouseEvent * event) {
289 if (ui.video_frame->underMouse()) {
291 } else QWidget::mouseReleaseEvent(event);
292 m_dragStarted = false;
298 void Monitor::mouseMoveEvent(QMouseEvent *event) {
299 // kDebug() << "// DRAG STARTED, MOUSE MOVED: ";
300 if (!m_dragStarted || m_currentClip == NULL) return;
302 if ((event->pos() - m_DragStartPosition).manhattanLength()
303 < QApplication::startDragDistance())
307 QDrag *drag = new QDrag(this);
308 QMimeData *mimeData = new QMimeData;
311 list.append(m_currentClip->getId());
312 QPoint p = m_ruler->zone();
313 list.append(QString::number(p.x()));
314 list.append(QString::number(p.y()));
316 data.append(list.join(";").toUtf8());
317 mimeData->setData("kdenlive/clip", data);
318 drag->setMimeData(mimeData);
319 QPixmap pix = m_currentClip->thumbnail();
320 kDebug() << "/ / / /CLIP DRAGGED PIXMAP: " << pix.width() << "x" << pix.height();
321 drag->setPixmap(pix);
322 drag->setHotSpot(QPoint(0, 50));
323 drag->start(Qt::MoveAction);
325 //Qt::DropAction dropAction;
326 //dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
328 //Qt::DropAction dropAction = drag->exec();
334 /*void Monitor::dragMoveEvent(QDragMoveEvent * event) {
335 event->setDropAction(Qt::IgnoreAction);
336 event->setDropAction(Qt::MoveAction);
337 if (event->mimeData()->hasText()) {
338 event->acceptProposedAction();
342 Qt::DropActions Monitor::supportedDropActions() const {
343 // returns what actions are supported when dropping
344 return Qt::MoveAction;
347 QStringList Monitor::mimeTypes() const {
348 QStringList qstrList;
349 // list of accepted mime types for drop
350 qstrList.append("kdenlive/clip");
356 /** Move to other position on mousewheel
358 * Moves towards end of clip/timeline on mousewheel down/back,
359 * opposite for mousewheel up/forward.
361 * Ctrl+wheel moves single frame, without Ctrl moves a second.
363 * See also http://www.kdenlive.org/mantis/view.php?id=265 */
364 void Monitor::wheelEvent(QWheelEvent * event) {
365 if (event->modifiers() == Qt::ControlModifier) {
366 int delta = m_monitorManager->timecode().fps();
367 if (event->delta() < 0) delta = 0 - delta;
368 slotSeek(m_position - delta);
370 if (event->delta() <= 0) slotForwardOneFrame();
371 else slotRewindOneFrame();
375 void Monitor::slotSetThumbFrame() {
376 if (m_currentClip == NULL) {
379 m_currentClip->setClipThumbFrame((uint) m_position);
380 emit refreshClipThumbnail(m_currentClip->getId());
383 void Monitor::slotExtractCurrentFrame() {
384 QPixmap frame = render->extractFrame(m_position);
385 QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
386 if (!outputFile.isEmpty()) {
387 if (QFile::exists(outputFile) && KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it ?")) == KMessageBox::No) return;
388 frame.save(outputFile);
392 bool Monitor::isActive() const {
396 void Monitor::activateMonitor() {
397 if (!m_isActive) m_monitorManager->switchMonitors(); //m_monitorManager->activateMonitor(m_name);
400 void Monitor::slotSeek() {
401 const int frames = m_monitorManager->timecode().getFrameCount(m_timePos->text(), m_monitorManager->timecode().fps());
405 void Monitor::slotSeek(int pos) {
407 if (render == NULL) return;
410 render->seekToFrame(pos);
411 emit renderPosition(m_position);
412 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
415 void Monitor::checkOverlay() {
416 QPoint zone = m_ruler->zone();
417 if (m_position == zone.x()) m_overlay->setOverlayText(i18n("In Point"));
418 else if (m_position == zone.y()) m_overlay->setOverlayText(i18n("Out Point"));
421 QString markerComment = m_currentClip->markerComment(GenTime(m_position, m_monitorManager->timecode().fps()));
422 if (markerComment.isEmpty()) m_overlay->setHidden(true);
423 else m_overlay->setOverlayText(markerComment, false);
424 } else m_overlay->setHidden(true);
428 void Monitor::slotStart() {
432 render->seekToFrame(m_position);
433 emit renderPosition(m_position);
434 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
437 void Monitor::slotEnd() {
440 m_position = render->getLength();
441 render->seekToFrame(m_position);
442 emit renderPosition(m_position);
443 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
446 void Monitor::slotZoneStart() {
449 m_position = m_ruler->zone().x();
450 render->seekToFrame(m_position);
451 emit renderPosition(m_position);
452 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
455 void Monitor::slotZoneEnd() {
458 m_position = m_ruler->zone().y();
459 render->seekToFrame(m_position);
460 emit renderPosition(m_position);
461 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
464 void Monitor::slotRewind(double speed) {
467 double currentspeed = render->playSpeed();
468 if (currentspeed >= 0) render->play(-2);
469 else render->play(currentspeed * 2);
470 } else render->play(speed);
471 m_playAction->setChecked(true);
472 m_playAction->setIcon(m_pauseIcon);
475 void Monitor::slotForward(double speed) {
478 double currentspeed = render->playSpeed();
479 if (currentspeed <= 1) render->play(2);
480 else render->play(currentspeed * 2);
481 } else render->play(speed);
482 m_playAction->setChecked(true);
483 m_playAction->setIcon(m_pauseIcon);
486 void Monitor::slotRewindOneFrame(int diff) {
489 if (m_position < 1) return;
491 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));
498 void Monitor::slotForwardOneFrame(int diff) {
501 if (m_position >= m_length) return;
503 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));
510 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);
522 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
523 m_playAction->setChecked(false);
524 m_playAction->setIcon(m_playIcon);
527 void Monitor::initMonitor() {
528 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
532 /*void Monitor::resizeEvent(QResizeEvent * event) {
533 QWidget::resizeEvent(event);
535 if (render && m_isActive) render->doRefresh();
539 void Monitor::adjustRulerSize(int length) {
540 if (length > 0) m_length = length;
541 m_ruler->adjustScale(m_length);
544 void Monitor::stop() {
546 if (render) render->stop();
547 //kDebug()<<"/// MONITOR RENDER STOP";
550 void Monitor::start() {
552 if (render) render->start();
553 //kDebug()<<"/// MONITOR RENDER START";
556 void Monitor::refreshMonitor(bool visible) {
557 if (visible && render) {
559 render->doRefresh(); //askForRefresh();
563 void Monitor::pause() {
564 if (render == NULL) return;
567 //m_playAction->setChecked(true);
568 //m_playAction->setIcon(m_pauseIcon);
571 void Monitor::slotPlay() {
572 if (render == NULL) return;
574 if (render->playSpeed() == 0) {
575 m_playAction->setChecked(true);
576 m_playAction->setIcon(m_pauseIcon);
578 m_playAction->setChecked(false);
579 m_playAction->setIcon(m_playIcon);
581 render->switchPlay();
584 void Monitor::slotPlayZone() {
585 if (render == NULL) return;
587 QPoint p = m_ruler->zone();
588 render->playZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
589 m_playAction->setChecked(true);
590 m_playAction->setIcon(m_pauseIcon);
593 void Monitor::slotLoopZone() {
594 if (render == NULL) return;
596 QPoint p = m_ruler->zone();
597 render->loopZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
598 m_playAction->setChecked(true);
599 m_playAction->setIcon(m_pauseIcon);
602 void Monitor::slotSetXml(DocClipBase *clip, const int position) {
603 if (render == NULL) return;
605 if (!clip && m_currentClip != NULL) {
606 m_currentClip = NULL;
607 render->setProducer(NULL, -1);
610 if (clip != m_currentClip) {
611 if (clip->producer() != NULL) {
612 m_currentClip = clip;
613 render->setProducer(clip->producer(), position);
614 //m_ruler->slotNewValue(0);
615 //adjustRulerSize(clip->producer()->get_playtime());
616 //m_timePos->setText("00:00:00:00");
617 m_position = position;
619 } else if (position != -1) render->seek(GenTime(position, render->fps()));
622 void Monitor::slotOpenFile(const QString &file) {
623 if (render == NULL) return;
626 QDomElement westley = doc.createElement("westley");
627 doc.appendChild(westley);
628 QDomElement prod = doc.createElement("producer");
629 westley.appendChild(prod);
630 prod.setAttribute("mlt_service", "avformat");
631 prod.setAttribute("resource", file);
632 render->setSceneList(doc, 0);
635 void Monitor::slotSaveZone() {
636 if (render == NULL) return;
637 emit saveZone(render, m_ruler->zone());
639 //render->setSceneList(doc, 0);
643 void Monitor::resetProfile() {
644 if (render == NULL) return;
645 render->resetProfile();
648 void Monitor::saveSceneList(QString path, QDomElement info) {
649 if (render == NULL) return;
650 render->saveSceneList(path, info);
653 QDomDocument Monitor::sceneList() {
654 if (render == NULL) return QDomDocument();
656 doc.setContent(render->sceneList());
660 MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
661 setAttribute(Qt::WA_PaintOnScreen);
662 setAttribute(Qt::WA_OpaquePaintEvent); //setAttribute(Qt::WA_NoSystemBackground);
665 void MonitorRefresh::setRenderer(Render* render) {
669 void MonitorRefresh::paintEvent(QPaintEvent * event) {
670 if (m_renderer) m_renderer->doRefresh();
674 Overlay::Overlay(QWidget* parent): QLabel(parent) {
675 setAttribute(Qt::WA_TransparentForMouseEvents);
676 setAttribute(Qt::WA_OpaquePaintEvent);
677 //setAttribute(Qt::WA_NoSystemBackground);
678 setAutoFillBackground(false);
681 void Overlay::paintEvent(QPaintEvent * event) {
682 QPainter painter(this);
684 painter.setPen(Qt::white);
685 if (m_isZone) col = QColor(200, 0, 0);
686 else col = QColor(0, 0, 200);
687 painter.fillRect(rect(), col);
688 painter.drawText(rect(), Qt::AlignCenter, text());
693 void Overlay::setOverlayText(const QString &text, bool isZone) {
696 setText(' ' + text + ' ');
703 #include "monitor.moc"