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>
32 Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
33 : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false) {
36 m_ruler = new SmallRuler();
37 QVBoxLayout *layout = new QVBoxLayout;
38 layout->addWidget(m_ruler);
39 ui.ruler_frame->setLayout(layout);
41 m_toolbar = new QToolBar(name, this);
42 QVBoxLayout *layout2 = new QVBoxLayout;
44 m_playIcon = KIcon("media-playback-start");
45 m_pauseIcon = KIcon("media-playback-pause");
47 QAction *m_rewAction = m_toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
48 connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
49 QAction *m_rew1Action = m_toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"));
50 connect(m_rew1Action, SIGNAL(triggered()), this, SLOT(slotRewindOneFrame()));
52 QToolButton *playButton = new QToolButton(m_toolbar);
53 QMenu *playMenu = new QMenu(this);
54 playButton->setMenu(playMenu);
55 playButton->setPopupMode(QToolButton::MenuButtonPopup);
56 m_toolbar->addWidget(playButton);
58 m_playAction = playMenu->addAction(m_playIcon, i18n("Play"));
59 m_playAction->setCheckable(true);
60 connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
61 QAction *m_playSectionAction = playMenu->addAction(m_playIcon, i18n("Play Section"));
62 connect(m_playSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
63 QAction *m_loopSectionAction = playMenu->addAction(m_playIcon, i18n("Loop Section"));
64 connect(m_loopSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
66 QAction *m_fwd1Action = m_toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"));
67 connect(m_fwd1Action, SIGNAL(triggered()), this, SLOT(slotForwardOneFrame()));
68 QAction *m_fwdAction = m_toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
69 connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
71 playButton->setDefaultAction(m_playAction);
73 m_timePos = new KRestrictedLine(this);
74 m_timePos->setInputMask("99:99:99:99");
75 m_toolbar->addWidget(m_timePos);
77 layout2->addWidget(m_toolbar);
78 ui.button_frame->setLayout(layout2);
80 //m_ruler->setPixelPerMark(3);
83 ui.video_frame->setAttribute(Qt::WA_PaintOnScreen);
84 render = new Render(m_name, (int) ui.video_frame->winId(), -1, this);
85 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
86 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
87 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
89 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
90 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
92 //render->createVideoXWindow(ui.video_frame->winId(), -1);
93 int width = m_ruler->width();
94 m_ruler->setLength(width);
95 m_ruler->setMaximum(width);
98 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
101 QString Monitor::name() const {
106 void Monitor::mousePressEvent(QMouseEvent * event) {
111 void Monitor::wheelEvent(QWheelEvent * event) {
112 if (event->delta() > 0) slotForwardOneFrame();
113 else slotRewindOneFrame();
116 void Monitor::activateMonitor() {
117 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
120 void Monitor::slotSeek(int pos) {
121 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
122 if (render == NULL) return;
123 int realPos = ((double) pos) / m_scale;
124 render->seekToFrame(realPos);
125 m_position = realPos;
126 emit renderPosition(m_position);
127 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
130 void Monitor::slotRewind() {
131 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
132 double speed = render->playSpeed();
133 if (speed >= 0) render->play(-2);
134 else render->play(speed * 2);
135 m_playAction->setChecked(true);
136 m_playAction->setIcon(m_pauseIcon);
139 void Monitor::slotForward() {
140 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
141 double speed = render->playSpeed();
142 if (speed <= 1) render->play(2);
143 else render->play(speed * 2);
144 m_playAction->setChecked(true);
145 m_playAction->setIcon(m_pauseIcon);
148 void Monitor::slotRewindOneFrame() {
149 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
151 if (m_position < 1) return;
153 render->seekToFrame(m_position);
154 emit renderPosition(m_position);
155 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
158 void Monitor::slotForwardOneFrame() {
159 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
161 if (m_position >= m_length) return;
163 render->seekToFrame(m_position);
164 emit renderPosition(m_position);
165 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
168 void Monitor::seekCursor(int pos) {
169 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
170 int rulerPos = (int)(pos * m_scale);
172 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
173 //kDebug() << "seek: " << pos << ", scale: " << m_scale;
174 m_ruler->slotNewValue(rulerPos);
177 void Monitor::rendererStopped(int pos) {
178 int rulerPos = (int)(pos * m_scale);
179 m_ruler->slotNewValue(rulerPos);
181 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
182 m_playAction->setChecked(false);
183 m_playAction->setIcon(m_playIcon);
186 void Monitor::initMonitor() {
187 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
191 void Monitor::resizeEvent(QResizeEvent * event) {
192 QWidget::resizeEvent(event);
194 if (render && m_isActive) render->doRefresh();
198 void Monitor::adjustRulerSize(int length) {
199 int width = m_ruler->width();
200 m_ruler->setLength(width);
201 if (length > 0) m_length = length;
202 m_scale = (double) width / m_length;
203 if (m_scale == 0) m_scale = 1;
204 kDebug() << "RULER WIDT: " << width << ", RENDER LENGT: " << m_length << ", SCALE: " << m_scale;
205 m_ruler->setPixelPerMark(m_scale);
206 m_ruler->setMaximum(width);
207 //m_ruler->setLength(length);
210 void Monitor::stop() {
212 if (render) render->stop();
215 void Monitor::start() {
217 if (render) render->start();
220 void Monitor::refreshMonitor(bool visible) {
221 if (visible && render) {
222 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
223 render->askForRefresh();
227 void Monitor::slotPlay() {
228 if (render == NULL) return;
229 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
230 render->switchPlay();
231 m_playAction->setChecked(true);
232 m_playAction->setIcon(m_pauseIcon);
235 void Monitor::slotSetXml(const QDomElement &e) {
236 if (render == NULL) return;
237 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
239 QDomElement westley = doc.createElement("westley");
240 doc.appendChild(westley);
241 westley.appendChild(e);
242 render->setSceneList(doc, 0);
243 m_ruler->slotNewValue(0);
244 m_timePos->setText("00:00:00:00");
248 void Monitor::slotOpenFile(const QString &file) {
249 if (render == NULL) return;
250 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
252 QDomElement westley = doc.createElement("westley");
253 doc.appendChild(westley);
254 QDomElement prod = doc.createElement("producer");
255 westley.appendChild(prod);
256 prod.setAttribute("mlt_service", "avformat");
257 prod.setAttribute("resource", file);
258 render->setSceneList(doc, 0);
261 void Monitor::resetProfile(QString prof) {
262 if (render == NULL) return;
263 render->resetProfile(prof);
266 void Monitor::saveSceneList(QString path, QDomElement e) {
267 if (render == NULL) return;
268 render->saveSceneList(path, e);
271 /* Commented out, takes huge CPU resources
273 void Monitor::paintEvent(QPaintEvent * event) {
274 if (render != NULL && m_isActive) render->doRefresh();
275 QWidget::paintEvent(event);
278 #include "monitor.moc"