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 ***************************************************************************/
23 #include "monitormanager.h"
24 #include "smallruler.h"
25 #include "docclipbase.h"
29 #include <KFileDialog>
30 #include <KApplication>
31 #include <KMessageBox>
33 #include <QMouseEvent>
34 #include <QStylePainter>
36 #include <QToolButton>
38 #include <QDesktopWidget>
42 Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
43 : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false), m_currentClip(NULL), m_dragStarted(false) {
46 m_ruler = new SmallRuler();
47 QVBoxLayout *layout = new QVBoxLayout;
48 layout->setContentsMargins(0, 0, 0, 0);
49 layout->addWidget(m_ruler);
50 ui.ruler_frame->setLayout(layout);
51 setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
52 setMinimumHeight(200);
53 QToolBar *toolbar = new QToolBar(name, this);
54 QVBoxLayout *layout2 = new QVBoxLayout;
55 layout2->setContentsMargins(0, 0, 0, 0);
57 m_playIcon = KIcon("media-playback-start");
58 m_pauseIcon = KIcon("media-playback-pause");
60 toolbar->addAction(KIcon("kdenlive-zone-start"), i18n("Set zone start"), this, SLOT(slotSetZoneStart()));
61 toolbar->addAction(KIcon("kdenlive-zone-end"), i18n("Set zone end"), this, SLOT(slotSetZoneEnd()));
63 toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"), this, SLOT(slotRewind()));
64 toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"), this, SLOT(slotRewindOneFrame()));
66 QToolButton *playButton = new QToolButton(toolbar);
67 m_playMenu = new QMenu(i18n("Play..."), this);
68 m_playAction = m_playMenu->addAction(m_playIcon, i18n("Play"));
69 m_playAction->setCheckable(true);
70 connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
72 playButton->setMenu(m_playMenu);
73 playButton->setPopupMode(QToolButton::MenuButtonPopup);
74 toolbar->addWidget(playButton);
76 toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"), this, SLOT(slotForwardOneFrame()));
77 toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"), this, SLOT(slotForward()));
79 playButton->setDefaultAction(m_playAction);
81 QToolButton *configButton = new QToolButton(toolbar);
82 m_configMenu = new QMenu(i18n("Misc..."), this);
83 configButton->setIcon(KIcon("system-run"));
84 configButton->setMenu(m_configMenu);
85 configButton->setPopupMode(QToolButton::QToolButton::InstantPopup);
86 toolbar->addWidget(configButton);
88 QWidget *spacer = new QWidget(this);
89 spacer->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
90 toolbar->addWidget(spacer);
91 m_timePos = new KRestrictedLine(this);
92 m_timePos->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::MinimumExpanding);
93 m_timePos->setInputMask("99:99:99:99");
94 toolbar->addWidget(m_timePos);
96 connect(m_timePos, SIGNAL(editingFinished()), this, SLOT(slotSeek()));
98 layout2->addWidget(toolbar);
99 ui.button_frame->setLayout(layout2);
100 const int toolHeight = toolbar->height();
101 ui.button_frame->setMinimumHeight(toolHeight);
103 //m_ruler->setPixelPerMark(3);
105 QVBoxLayout *rendererBox = new QVBoxLayout(ui.video_frame);
106 rendererBox->setContentsMargins(0, 0, 0, 0);
107 m_monitorRefresh = new MonitorRefresh(ui.video_frame);
108 rendererBox->addWidget(m_monitorRefresh);
109 render = new Render(m_name, (int) m_monitorRefresh->winId(), -1, this);
110 m_monitorRefresh->setRenderer(render);
112 m_overlay = new Overlay(m_monitorRefresh);
114 m_overlay->setHidden(true);
117 connect(m_ruler, SIGNAL(seekRenderer(int)), this, SLOT(slotSeek(int)));
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)));
131 connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SIGNAL(zoneUpdated(QPoint)));
133 connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SLOT(setClipZone(QPoint)));
135 m_monitorRefresh->show();
136 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
139 Monitor::~Monitor() {
143 delete m_monitorRefresh;
146 QString Monitor::name() const {
150 void Monitor::setupMenu(QMenu *goMenu, QAction *playZone, QAction *loopZone, QMenu *markerMenu) {
151 m_contextMenu = new QMenu(this);
152 m_contextMenu->addMenu(m_playMenu);
153 m_contextMenu->addMenu(goMenu);
154 if (markerMenu) m_contextMenu->addMenu(markerMenu);
156 m_playMenu->addAction(playZone);
157 m_playMenu->addAction(loopZone);
159 //TODO: add save zone to timeline monitor when fixed
160 if (m_name == "clip") m_contextMenu->addAction(KIcon("document-save"), i18n("Save zone"), this, SLOT(slotSaveZone()));
162 QAction *extractFrame = m_configMenu->addAction(KIcon("document-new"), i18n("Extract frame"), this, SLOT(slotExtractCurrentFrame()));
163 m_contextMenu->addAction(extractFrame);
165 if (m_name != "clip") {
166 QAction *splitView = m_contextMenu->addAction(KIcon("document-new"), i18n("Split view"), render, SLOT(slotSplitView(bool)));
167 splitView->setCheckable(true);
168 m_configMenu->addAction(splitView);
170 QAction *setThumbFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Set current image as thumbnail"), this, SLOT(slotSetThumbFrame()));
171 m_configMenu->addAction(setThumbFrame);
176 void Monitor::slotSetSizeOneToOne() {
177 QRect r = QApplication::desktop()->screenGeometry();
178 const int maxWidth = r.width() - 20;
179 const int maxHeight = r.height() - 20;
180 int width = render->renderWidth();
181 int height = render->renderHeight();
182 kDebug() << "// render info: " << width << "x" << height;
183 while (width >= maxWidth || height >= maxHeight) {
185 height = height * 0.8;
187 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
188 ui.video_frame->setFixedSize(width, height);
191 //ui.video_frame->setMinimumSize(0, 0);
192 emit adjustMonitorSize();
195 void Monitor::slotSetSizeOneToTwo() {
196 QRect r = QApplication::desktop()->screenGeometry();
197 const int maxWidth = r.width() - 20;
198 const int maxHeight = r.height() - 20;
199 int width = render->renderWidth() / 2;
200 int height = render->renderHeight() / 2;
201 kDebug() << "// render info: " << width << "x" << height;
202 while (width >= maxWidth || height >= maxHeight) {
204 height = height * 0.8;
206 kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
207 ui.video_frame->setFixedSize(width, height);
210 //ui.video_frame->setMinimumSize(0, 0);
211 emit adjustMonitorSize();
214 void Monitor::resetSize() {
215 ui.video_frame->setMinimumSize(0, 0);
218 DocClipBase *Monitor::activeClip() {
219 return m_currentClip;
222 void Monitor::slotSeekToPreviousSnap() {
223 if (m_currentClip) slotSeek(getSnapForPos(true).frames(m_monitorManager->timecode().fps()));
226 void Monitor::slotSeekToNextSnap() {
227 if (m_currentClip) slotSeek(getSnapForPos(false).frames(m_monitorManager->timecode().fps()));
230 GenTime Monitor::position() {
231 return GenTime(m_position, m_monitorManager->timecode().fps());
234 GenTime Monitor::getSnapForPos(bool previous) {
235 QList <GenTime> snaps;
236 QList < GenTime > markers = m_currentClip->snapMarkers();
237 for (int i = 0; i < markers.size(); ++i) {
238 GenTime t = markers.at(i);
241 QPoint zone = m_ruler->zone();
242 snaps.append(GenTime(zone.x(), m_monitorManager->timecode().fps()));
243 snaps.append(GenTime(zone.y(), m_monitorManager->timecode().fps()));
244 snaps.append(GenTime());
245 snaps.append(m_currentClip->duration());
248 const GenTime pos(m_position, m_monitorManager->timecode().fps());
249 for (int i = 0; i < snaps.size(); ++i) {
250 if (previous && snaps.at(i) >= pos) {
252 return snaps.at(i - 1);
253 } else if (!previous && snaps.at(i) > pos) {
262 void Monitor::slotZoneMoved(int start, int end) {
263 m_ruler->setZone(start, end);
265 setClipZone(m_ruler->zone());
268 void Monitor::slotSetZoneStart() {
269 m_ruler->setZone(m_position, -1);
270 emit zoneUpdated(m_ruler->zone());
272 setClipZone(m_ruler->zone());
275 void Monitor::slotSetZoneEnd() {
276 m_ruler->setZone(-1, m_position);
277 emit zoneUpdated(m_ruler->zone());
279 setClipZone(m_ruler->zone());
283 void Monitor::mousePressEvent(QMouseEvent * event) {
284 if (event->button() != Qt::RightButton) {
285 if (ui.video_frame->underMouse()) {
286 m_dragStarted = true;
287 m_DragStartPosition = event->pos();
289 } else m_contextMenu->popup(event->globalPos());
293 void Monitor::mouseReleaseEvent(QMouseEvent * event) {
295 if (ui.video_frame->underMouse()) {
297 } else QWidget::mouseReleaseEvent(event);
298 m_dragStarted = false;
304 void Monitor::mouseMoveEvent(QMouseEvent *event) {
305 // kDebug() << "// DRAG STARTED, MOUSE MOVED: ";
306 if (!m_dragStarted || m_currentClip == NULL) return;
308 if ((event->pos() - m_DragStartPosition).manhattanLength()
309 < QApplication::startDragDistance())
313 QDrag *drag = new QDrag(this);
314 QMimeData *mimeData = new QMimeData;
317 list.append(m_currentClip->getId());
318 QPoint p = m_ruler->zone();
319 list.append(QString::number(p.x()));
320 list.append(QString::number(p.y()));
322 data.append(list.join(";").toUtf8());
323 mimeData->setData("kdenlive/clip", data);
324 drag->setMimeData(mimeData);
325 QPixmap pix = m_currentClip->thumbnail();
326 kDebug() << "/ / / /CLIP DRAGGED PIXMAP: " << pix.width() << "x" << pix.height();
327 drag->setPixmap(pix);
328 drag->setHotSpot(QPoint(0, 50));
329 drag->start(Qt::MoveAction);
331 //Qt::DropAction dropAction;
332 //dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
334 //Qt::DropAction dropAction = drag->exec();
340 /*void Monitor::dragMoveEvent(QDragMoveEvent * event) {
341 event->setDropAction(Qt::IgnoreAction);
342 event->setDropAction(Qt::MoveAction);
343 if (event->mimeData()->hasText()) {
344 event->acceptProposedAction();
348 Qt::DropActions Monitor::supportedDropActions() const {
349 // returns what actions are supported when dropping
350 return Qt::MoveAction;
353 QStringList Monitor::mimeTypes() const {
354 QStringList qstrList;
355 // list of accepted mime types for drop
356 qstrList.append("kdenlive/clip");
362 /** Move to other position on mousewheel
364 * Moves towards end of clip/timeline on mousewheel down/back,
365 * opposite for mousewheel up/forward.
367 * Ctrl+wheel moves single frame, without Ctrl moves a second.
369 * See also http://www.kdenlive.org/mantis/view.php?id=265 */
370 void Monitor::wheelEvent(QWheelEvent * event) {
371 if (event->modifiers() == Qt::ControlModifier) {
372 int delta = m_monitorManager->timecode().fps();
373 if (event->delta() < 0) delta = 0 - delta;
374 slotSeek(m_position - delta);
376 if (event->delta() <= 0) slotForwardOneFrame();
377 else slotRewindOneFrame();
381 void Monitor::slotSetThumbFrame() {
382 if (m_currentClip == NULL) {
385 m_currentClip->setClipThumbFrame((uint) m_position);
386 emit refreshClipThumbnail(m_currentClip->getId());
389 void Monitor::slotExtractCurrentFrame() {
390 QPixmap frame = render->extractFrame(m_position);
391 QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
392 if (!outputFile.isEmpty()) {
393 if (QFile::exists(outputFile) && KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it ?")) == KMessageBox::No) return;
394 frame.save(outputFile);
398 bool Monitor::isActive() const {
402 void Monitor::activateMonitor() {
403 if (!m_isActive) m_monitorManager->switchMonitors(); //m_monitorManager->activateMonitor(m_name);
406 void Monitor::slotSeek() {
407 const int frames = m_monitorManager->timecode().getFrameCount(m_timePos->text(), m_monitorManager->timecode().fps());
411 void Monitor::slotSeek(int pos) {
413 if (render == NULL) return;
416 render->seekToFrame(pos);
417 emit renderPosition(m_position);
418 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
421 void Monitor::checkOverlay() {
422 QPoint zone = m_ruler->zone();
423 if (m_position == zone.x()) m_overlay->setOverlayText(i18n("In Point"));
424 else if (m_position == zone.y()) m_overlay->setOverlayText(i18n("Out Point"));
427 QString markerComment = m_currentClip->markerComment(GenTime(m_position, m_monitorManager->timecode().fps()));
428 if (markerComment.isEmpty()) m_overlay->setHidden(true);
429 else m_overlay->setOverlayText(markerComment, false);
430 } else m_overlay->setHidden(true);
434 void Monitor::slotStart() {
438 render->seekToFrame(m_position);
439 emit renderPosition(m_position);
440 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
443 void Monitor::slotEnd() {
446 m_position = render->getLength();
447 render->seekToFrame(m_position);
448 emit renderPosition(m_position);
449 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
452 void Monitor::slotZoneStart() {
455 m_position = m_ruler->zone().x();
456 render->seekToFrame(m_position);
457 emit renderPosition(m_position);
458 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
461 void Monitor::slotZoneEnd() {
464 m_position = m_ruler->zone().y();
465 render->seekToFrame(m_position);
466 emit renderPosition(m_position);
467 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
470 void Monitor::slotRewind(double speed) {
473 double currentspeed = render->playSpeed();
474 if (currentspeed >= 0) render->play(-2);
475 else render->play(currentspeed * 2);
476 } else render->play(speed);
477 m_playAction->setChecked(true);
478 m_playAction->setIcon(m_pauseIcon);
481 void Monitor::slotForward(double speed) {
484 double currentspeed = render->playSpeed();
485 if (currentspeed <= 1) render->play(2);
486 else render->play(currentspeed * 2);
487 } else render->play(speed);
488 m_playAction->setChecked(true);
489 m_playAction->setIcon(m_pauseIcon);
492 void Monitor::slotRewindOneFrame(int diff) {
495 if (m_position < 1) return;
497 m_position = qMax(m_position, 0);
498 render->seekToFrame(m_position);
499 emit renderPosition(m_position);
500 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
504 void Monitor::slotForwardOneFrame(int diff) {
507 if (m_position >= m_length) return;
509 m_position = qMin(m_position, m_length);
510 render->seekToFrame(m_position);
511 emit renderPosition(m_position);
512 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
516 void Monitor::seekCursor(int pos) {
519 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
520 m_ruler->slotNewValue(pos);
523 void Monitor::rendererStopped(int pos) {
524 //int rulerPos = (int)(pos * m_scale);
525 m_ruler->slotNewValue(pos);
528 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
529 m_playAction->setChecked(false);
530 m_playAction->setIcon(m_playIcon);
533 void Monitor::initMonitor() {
534 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
538 /*void Monitor::resizeEvent(QResizeEvent * event) {
539 QWidget::resizeEvent(event);
541 if (render && m_isActive) render->doRefresh();
545 void Monitor::adjustRulerSize(int length) {
546 if (length > 0) m_length = length;
547 m_ruler->adjustScale(m_length);
548 if (m_currentClip != NULL) {
549 QPoint zone = m_currentClip->zone();
550 m_ruler->setZone(zone.x(), zone.y());
554 void Monitor::stop() {
556 if (render) render->stop();
557 //kDebug()<<"/// MONITOR RENDER STOP";
560 void Monitor::start() {
562 if (render) render->start();
563 //kDebug()<<"/// MONITOR RENDER START";
566 void Monitor::refreshMonitor(bool visible) {
567 if (visible && render) {
569 render->doRefresh(); //askForRefresh();
573 void Monitor::pause() {
574 if (render == NULL) return;
577 //m_playAction->setChecked(true);
578 //m_playAction->setIcon(m_pauseIcon);
581 void Monitor::slotPlay() {
582 if (render == NULL) return;
584 if (render->playSpeed() == 0) {
585 m_playAction->setChecked(true);
586 m_playAction->setIcon(m_pauseIcon);
588 m_playAction->setChecked(false);
589 m_playAction->setIcon(m_playIcon);
591 render->switchPlay();
594 void Monitor::slotPlayZone() {
595 if (render == NULL) return;
597 QPoint p = m_ruler->zone();
598 render->playZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
599 m_playAction->setChecked(true);
600 m_playAction->setIcon(m_pauseIcon);
603 void Monitor::slotLoopZone() {
604 if (render == NULL) return;
606 QPoint p = m_ruler->zone();
607 render->loopZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
608 m_playAction->setChecked(true);
609 m_playAction->setIcon(m_pauseIcon);
612 void Monitor::slotSetXml(DocClipBase *clip, const int position) {
613 if (render == NULL) return;
615 if (!clip && m_currentClip != NULL) {
616 m_currentClip = NULL;
617 render->setProducer(NULL, -1);
620 if (clip != m_currentClip) {
621 m_currentClip = clip;
622 render->setProducer(clip->producer(), position);
623 m_position = position;
624 } else if (position != -1) render->seek(GenTime(position, render->fps()));
627 void Monitor::slotOpenFile(const QString &file) {
628 if (render == NULL) return;
631 QDomElement westley = doc.createElement("westley");
632 doc.appendChild(westley);
633 QDomElement prod = doc.createElement("producer");
634 westley.appendChild(prod);
635 prod.setAttribute("mlt_service", "avformat");
636 prod.setAttribute("resource", file);
637 render->setSceneList(doc, 0);
640 void Monitor::slotSaveZone() {
641 if (render == NULL) return;
642 emit saveZone(render, m_ruler->zone());
644 //render->setSceneList(doc, 0);
648 void Monitor::resetProfile() {
649 if (render == NULL) return;
650 render->resetProfile();
653 void Monitor::saveSceneList(QString path, QDomElement info) {
654 if (render == NULL) return;
655 render->saveSceneList(path, info);
658 const QString Monitor::sceneList() {
659 if (render == NULL) return QString();
660 return render->sceneList();
664 void Monitor::setClipZone(QPoint pos) {
665 if (m_currentClip == NULL) return;
666 m_currentClip->setZone(pos);
669 MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
670 setAttribute(Qt::WA_PaintOnScreen);
671 setAttribute(Qt::WA_OpaquePaintEvent); //setAttribute(Qt::WA_NoSystemBackground);
674 void MonitorRefresh::setRenderer(Render* render) {
678 void MonitorRefresh::paintEvent(QPaintEvent * event) {
679 if (m_renderer) m_renderer->doRefresh();
683 Overlay::Overlay(QWidget* parent): QLabel(parent) {
684 setAttribute(Qt::WA_TransparentForMouseEvents);
685 setAttribute(Qt::WA_OpaquePaintEvent);
686 //setAttribute(Qt::WA_NoSystemBackground);
687 setAutoFillBackground(false);
690 void Overlay::paintEvent(QPaintEvent * event) {
691 QPainter painter(this);
693 painter.setPen(Qt::white);
694 if (m_isZone) col = QColor(200, 0, 0);
695 else col = QColor(0, 0, 200);
696 painter.fillRect(rect(), col);
697 painter.drawText(rect(), Qt::AlignCenter, text());
702 void Overlay::setOverlayText(const QString &text, bool isZone) {
705 setText(' ' + text + ' ');
712 #include "monitor.moc"