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>
33 Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
34 : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false) {
37 m_ruler = new SmallRuler();
38 QVBoxLayout *layout = new QVBoxLayout;
39 layout->addWidget(m_ruler);
40 ui.ruler_frame->setLayout(layout);
42 QToolBar *toolbar = new QToolBar(name, this);
43 QVBoxLayout *layout2 = new QVBoxLayout;
45 m_playIcon = KIcon("media-playback-start");
46 m_pauseIcon = KIcon("media-playback-pause");
48 QAction *m_rewAction = toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
49 connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
50 QAction *m_rew1Action = toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"));
51 connect(m_rew1Action, SIGNAL(triggered()), this, SLOT(slotRewindOneFrame()));
53 QToolButton *playButton = new QToolButton(toolbar);
54 QMenu *playMenu = new QMenu(this);
55 playButton->setMenu(playMenu);
56 playButton->setPopupMode(QToolButton::MenuButtonPopup);
57 toolbar->addWidget(playButton);
59 m_playAction = playMenu->addAction(m_playIcon, i18n("Play"));
60 m_playAction->setCheckable(true);
61 connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
62 QAction *m_playSectionAction = playMenu->addAction(m_playIcon, i18n("Play Section"));
63 connect(m_playSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
64 QAction *m_loopSectionAction = playMenu->addAction(m_playIcon, i18n("Loop Section"));
65 connect(m_loopSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
67 QAction *m_fwd1Action = toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"));
68 connect(m_fwd1Action, SIGNAL(triggered()), this, SLOT(slotForwardOneFrame()));
69 QAction *m_fwdAction = toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
70 connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
72 playButton->setDefaultAction(m_playAction);
74 m_timePos = new KRestrictedLine(this);
75 m_timePos->setInputMask("99:99:99:99");
76 toolbar->addWidget(m_timePos);
78 layout2->addWidget(toolbar);
79 ui.button_frame->setLayout(layout2);
81 //m_ruler->setPixelPerMark(3);
84 ui.video_frame->setAttribute(Qt::WA_PaintOnScreen);
85 render = new Render(m_name, (int) ui.video_frame->winId(), -1, this);
86 connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
87 connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
88 connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
90 connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
91 connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
93 //render->createVideoXWindow(ui.video_frame->winId(), -1);
94 int width = m_ruler->width();
95 m_ruler->setLength(width);
96 m_ruler->setMaximum(width);
99 kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
102 QString Monitor::name() const {
107 void Monitor::mousePressEvent(QMouseEvent * event) {
112 void Monitor::wheelEvent(QWheelEvent * event) {
113 if (event->delta() > 0) slotForwardOneFrame();
114 else slotRewindOneFrame();
117 void Monitor::activateMonitor() {
118 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
121 void Monitor::slotSeek(int pos) {
122 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
123 if (render == NULL) return;
124 int realPos = ((double) pos) / m_scale;
125 render->seekToFrame(realPos);
126 m_position = realPos;
127 emit renderPosition(m_position);
128 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
131 void Monitor::slotRewind() {
132 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
133 double speed = render->playSpeed();
134 if (speed >= 0) render->play(-2);
135 else render->play(speed * 2);
136 m_playAction->setChecked(true);
137 m_playAction->setIcon(m_pauseIcon);
140 void Monitor::slotForward() {
141 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
142 double speed = render->playSpeed();
143 if (speed <= 1) render->play(2);
144 else render->play(speed * 2);
145 m_playAction->setChecked(true);
146 m_playAction->setIcon(m_pauseIcon);
149 void Monitor::slotRewindOneFrame() {
150 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
152 if (m_position < 1) return;
154 render->seekToFrame(m_position);
155 emit renderPosition(m_position);
156 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
159 void Monitor::slotForwardOneFrame() {
160 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
162 if (m_position >= m_length) return;
164 render->seekToFrame(m_position);
165 emit renderPosition(m_position);
166 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
169 void Monitor::seekCursor(int pos) {
170 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
171 int rulerPos = (int)(pos * m_scale);
173 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
174 //kDebug() << "seek: " << pos << ", scale: " << m_scale;
175 m_ruler->slotNewValue(rulerPos);
178 void Monitor::rendererStopped(int pos) {
179 int rulerPos = (int)(pos * m_scale);
180 m_ruler->slotNewValue(rulerPos);
182 m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
183 m_playAction->setChecked(false);
184 m_playAction->setIcon(m_playIcon);
187 void Monitor::initMonitor() {
188 kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
192 void Monitor::resizeEvent(QResizeEvent * event) {
193 QWidget::resizeEvent(event);
195 if (render && m_isActive) render->doRefresh();
199 void Monitor::adjustRulerSize(int length) {
200 int width = m_ruler->width();
201 m_ruler->setLength(width);
202 if (length > 0) m_length = length;
203 m_scale = (double) width / m_length;
204 if (m_scale == 0) m_scale = 1;
205 kDebug() << "RULER WIDT: " << width << ", RENDER LENGT: " << m_length << ", SCALE: " << m_scale;
206 m_ruler->setPixelPerMark(m_scale);
207 m_ruler->setMaximum(width);
208 //m_ruler->setLength(length);
211 void Monitor::stop() {
213 if (render) render->stop();
216 void Monitor::start() {
218 if (render) render->start();
221 void Monitor::refreshMonitor(bool visible) {
222 if (visible && render) {
223 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
224 render->askForRefresh();
228 void Monitor::slotPlay() {
229 if (render == NULL) return;
230 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
231 render->switchPlay();
232 m_playAction->setChecked(true);
233 m_playAction->setIcon(m_pauseIcon);
236 void Monitor::slotSetXml(const QDomElement &e) {
237 if (render == NULL) return;
238 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
240 QDomElement westley = doc.createElement("westley");
241 doc.appendChild(westley);
242 westley.appendChild(e);
243 render->setSceneList(doc, 0);
244 m_ruler->slotNewValue(0);
245 m_timePos->setText("00:00:00:00");
249 void Monitor::slotOpenFile(const QString &file) {
250 if (render == NULL) return;
251 if (!m_isActive) m_monitorManager->activateMonitor(m_name);
253 QDomElement westley = doc.createElement("westley");
254 doc.appendChild(westley);
255 QDomElement prod = doc.createElement("producer");
256 westley.appendChild(prod);
257 prod.setAttribute("mlt_service", "avformat");
258 prod.setAttribute("resource", file);
259 render->setSceneList(doc, 0);
262 void Monitor::resetProfile(QString prof) {
263 if (render == NULL) return;
264 render->resetProfile(prof);
267 void Monitor::saveSceneList(QString path, QDomElement e) {
268 if (render == NULL) return;
269 render->saveSceneList(path, e);
272 /* Commented out, takes huge CPU resources
274 void Monitor::paintEvent(QPaintEvent * event) {
275 if (render != NULL && m_isActive) render->doRefresh();
276 QWidget::paintEvent(event);
279 #include "monitor.moc"