X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fmonitor.cpp;h=092de52e406825ffce5a70ea3376e6b6b212e22d;hb=71b6881cc63970ddcfd767205af9f3f628e62c74;hp=72affc58d660f2766ce7ef9fc2aa6dc49424db53;hpb=250e2530273d33cce4b2ff095c09339bb8dbe89e;p=kdenlive

diff --git a/src/monitor.cpp b/src/monitor.cpp
index 72affc58..092de52e 100644
--- a/src/monitor.cpp
+++ b/src/monitor.cpp
@@ -18,139 +18,508 @@
  ***************************************************************************/
 
 
-#include <QMouseEvent>
-#include <QStylePainter>
-#include <QMenu>
-#include <QToolButton>
-#include <QToolBar>
-
-#include <KDebug>
-#include <KLocale>
-#include <KFileDialog>
-
-#include "gentime.h"
 #include "monitor.h"
 #include "renderer.h"
 #include "monitormanager.h"
 #include "smallruler.h"
+#include "docclipbase.h"
+#include "kdenlivesettings.h"
 
-Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent)
-        : QWidget(parent), render(NULL), m_monitorManager(manager), m_name(name), m_isActive(false) {
-    ui.setupUi(this);
+#include <KDebug>
+#include <KLocale>
+#include <KFileDialog>
+#include <KApplication>
+#include <KMessageBox>
+
+#include <QMouseEvent>
+#include <QStylePainter>
+#include <QMenu>
+#include <QToolButton>
+#include <QToolBar>
+#include <QDesktopWidget>
+#include <QLabel>
+
+
+Monitor::Monitor(QString name, MonitorManager *manager, QWidget *parent) :
+        QWidget(parent),
+        render(NULL),
+        m_monitorManager(manager),
+        m_name(name),
+        m_isActive(false),
+        m_currentClip(NULL),
+        m_dragStarted(false),
+        m_overlay(NULL)
+{
+    m_ui.setupUi(this);
     m_scale = 1;
     m_ruler = new SmallRuler();
     QVBoxLayout *layout = new QVBoxLayout;
+    layout->setContentsMargins(0, 0, 0, 0);
     layout->addWidget(m_ruler);
-    ui.ruler_frame->setLayout(layout);
-
+    m_ui.ruler_frame->setLayout(layout);
+    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    setMinimumHeight(200);
     QToolBar *toolbar = new QToolBar(name, this);
     QVBoxLayout *layout2 = new QVBoxLayout;
+    layout2->setContentsMargins(0, 0, 0, 0);
 
     m_playIcon = KIcon("media-playback-start");
     m_pauseIcon = KIcon("media-playback-pause");
 
-    QAction *m_rewAction = toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"));
-    connect(m_rewAction, SIGNAL(triggered()), this, SLOT(slotRewind()));
-    QAction *m_rew1Action = toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"));
-    connect(m_rew1Action, SIGNAL(triggered()), this, SLOT(slotRewindOneFrame()));
+    if (name != "chapter") {
+        toolbar->addAction(KIcon("kdenlive-zone-start"), i18n("Set zone start"), this, SLOT(slotSetZoneStart()));
+        toolbar->addAction(KIcon("kdenlive-zone-end"), i18n("Set zone end"), this, SLOT(slotSetZoneEnd()));
+    } else m_ruler->setZone(-3, -2);
 
-    QToolButton *playButton = new QToolButton(toolbar);
-    QMenu *playMenu = new QMenu(i18n("Play..."), this);
-    playButton->setMenu(playMenu);
-    playButton->setPopupMode(QToolButton::MenuButtonPopup);
-    toolbar->addWidget(playButton);
+    toolbar->addAction(KIcon("media-seek-backward"), i18n("Rewind"), this, SLOT(slotRewind()));
+    toolbar->addAction(KIcon("media-skip-backward"), i18n("Rewind 1 frame"), this, SLOT(slotRewindOneFrame()));
 
-    m_playAction = playMenu->addAction(m_playIcon, i18n("Play"));
+    QToolButton *playButton = new QToolButton(toolbar);
+    m_playMenu = new QMenu(i18n("Play..."), this);
+    m_playAction = m_playMenu->addAction(m_playIcon, i18n("Play"));
     m_playAction->setCheckable(true);
     connect(m_playAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
-    QAction *m_playSectionAction = playMenu->addAction(m_playIcon, i18n("Play Section"));
-    connect(m_playSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
-    QAction *m_loopSectionAction = playMenu->addAction(m_playIcon, i18n("Loop Section"));
-    connect(m_loopSectionAction, SIGNAL(triggered()), this, SLOT(slotPlay()));
 
-    QAction *m_fwd1Action = toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"));
-    connect(m_fwd1Action, SIGNAL(triggered()), this, SLOT(slotForwardOneFrame()));
-    QAction *m_fwdAction = toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"));
-    connect(m_fwdAction, SIGNAL(triggered()), this, SLOT(slotForward()));
+    playButton->setMenu(m_playMenu);
+    playButton->setPopupMode(QToolButton::MenuButtonPopup);
+    toolbar->addWidget(playButton);
+
+    toolbar->addAction(KIcon("media-skip-forward"), i18n("Forward 1 frame"), this, SLOT(slotForwardOneFrame()));
+    toolbar->addAction(KIcon("media-seek-forward"), i18n("Forward"), this, SLOT(slotForward()));
 
     playButton->setDefaultAction(m_playAction);
 
+    if (name != "chapter") {
+        QToolButton *configButton = new QToolButton(toolbar);
+        m_configMenu = new QMenu(i18n("Misc..."), this);
+        configButton->setIcon(KIcon("system-run"));
+        configButton->setMenu(m_configMenu);
+        configButton->setPopupMode(QToolButton::QToolButton::InstantPopup);
+        toolbar->addWidget(configButton);
+        m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (100%)"), this, SLOT(slotSetSizeOneToOne()));
+        m_configMenu->addAction(KIcon("transform-scale"), i18n("Resize (50%)"), this, SLOT(slotSetSizeOneToTwo()));
+    }
+
+    QWidget *spacer = new QWidget(this);
+    spacer->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
+    toolbar->addWidget(spacer);
     m_timePos = new KRestrictedLine(this);
+    m_timePos->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::MinimumExpanding);
     m_timePos->setInputMask("99:99:99:99");
     toolbar->addWidget(m_timePos);
 
+    connect(m_timePos, SIGNAL(editingFinished()), this, SLOT(slotSeek()));
+
     layout2->addWidget(toolbar);
-    ui.button_frame->setLayout(layout2);
+    m_ui.button_frame->setLayout(layout2);
+    const int toolHeight = toolbar->height();
+    m_ui.button_frame->setMinimumHeight(toolHeight);
 
     //m_ruler->setPixelPerMark(3);
 
-
-    QVBoxLayout *rendererBox = new QVBoxLayout(ui.video_frame);
-    m_monitorRefresh = new MonitorRefresh(ui.video_frame);
+    QVBoxLayout *rendererBox = new QVBoxLayout(m_ui.video_frame);
+    rendererBox->setContentsMargins(0, 0, 0, 0);
+    m_monitorRefresh = new MonitorRefresh(m_ui.video_frame);
     rendererBox->addWidget(m_monitorRefresh);
-    //m_monitorRefresh->setAttribute(Qt::WA_PaintOnScreen);
     render = new Render(m_name, (int) m_monitorRefresh->winId(), -1, this);
     m_monitorRefresh->setRenderer(render);
 
+    connect(m_ruler, SIGNAL(seekRenderer(int)), this, SLOT(slotSeek(int)));
     connect(render, SIGNAL(durationChanged(int)), this, SLOT(adjustRulerSize(int)));
     connect(render, SIGNAL(rendererPosition(int)), this, SLOT(seekCursor(int)));
     connect(render, SIGNAL(rendererStopped(int)), this, SLOT(rendererStopped(int)));
+
+    //render->createVideoXWindow(m_ui.video_frame->winId(), -1);
+    m_length = 0;
+
     if (name != "clip") {
         connect(render, SIGNAL(rendererPosition(int)), this, SIGNAL(renderPosition(int)));
         connect(render, SIGNAL(durationChanged(int)), this, SIGNAL(durationChanged(int)));
+        connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SIGNAL(zoneUpdated(QPoint)));
+    } else {
+        connect(m_ruler, SIGNAL(zoneChanged(QPoint)), this, SLOT(setClipZone(QPoint)));
     }
-    //render->createVideoXWindow(ui.video_frame->winId(), -1);
-    int width = m_ruler->width();
-    m_ruler->setLength(width);
-    m_ruler->setMaximum(width);
-    m_length = 0;
+    m_monitorRefresh->show();
+    kDebug() << "/////// BUILDING MONITOR, ID: " << m_ui.video_frame->winId();
+}
+
+Monitor::~Monitor()
+{
+    delete m_ruler;
+    delete m_timePos;
+    delete m_overlay;
+    delete m_monitorRefresh;
+}
 
+QString Monitor::name() const
+{
+    return m_name;
+}
+
+void Monitor::setupMenu(QMenu *goMenu, QAction *playZone, QAction *loopZone, QMenu *markerMenu)
+{
     m_contextMenu = new QMenu(this);
-    m_contextMenu->addMenu(playMenu);
-    QAction *extractFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Extract frame"));
-    connect(extractFrame, SIGNAL(triggered()), this, SLOT(slotExtractCurrentFrame()));
+    m_contextMenu->addMenu(m_playMenu);
+    if (goMenu) m_contextMenu->addMenu(goMenu);
+    if (markerMenu) m_contextMenu->addMenu(markerMenu);
+
+    m_playMenu->addAction(playZone);
+    m_playMenu->addAction(loopZone);
+
+    //TODO: add save zone to timeline monitor when fixed
+    if (m_name == "clip") m_contextMenu->addAction(KIcon("document-save"), i18n("Save zone"), this, SLOT(slotSaveZone()));
+
+    QAction *extractFrame = m_configMenu->addAction(KIcon("document-new"), i18n("Extract frame"), this, SLOT(slotExtractCurrentFrame()));
+    m_contextMenu->addAction(extractFrame);
+
+    if (m_name != "clip") {
+        QAction *splitView = m_contextMenu->addAction(KIcon("view-split-left-right"), i18n("Split view"), render, SLOT(slotSplitView(bool)));
+        splitView->setCheckable(true);
+        m_configMenu->addAction(splitView);
+    } else {
+        QAction *setThumbFrame = m_contextMenu->addAction(KIcon("document-new"), i18n("Set current image as thumbnail"), this, SLOT(slotSetThumbFrame()));
+        m_configMenu->addAction(setThumbFrame);
+    }
+
+    QAction *showTips = m_contextMenu->addAction(KIcon("help-hint"), i18n("Monitor overlay infos"));
+    showTips->setCheckable(true);
+    connect(showTips, SIGNAL(toggled(bool)), this, SLOT(slotSwitchMonitorInfo(bool)));
+    showTips->setChecked(KdenliveSettings::displayMonitorInfo());
+    m_configMenu->addAction(showTips);
 
-    kDebug() << "/////// BUILDING MONITOR, ID: " << ui.video_frame->winId();
 }
 
-QString Monitor::name() const {
-    return m_name;
+void Monitor::slotSetSizeOneToOne()
+{
+    QRect r = QApplication::desktop()->screenGeometry();
+    const int maxWidth = r.width() - 20;
+    const int maxHeight = r.height() - 20;
+    int width = render->renderWidth();
+    int height = render->renderHeight();
+    kDebug() << "// render info: " << width << "x" << height;
+    while (width >= maxWidth || height >= maxHeight) {
+        width = width * 0.8;
+        height = height * 0.8;
+    }
+    kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
+    m_ui.video_frame->setFixedSize(width, height);
+    updateGeometry();
+    adjustSize();
+    //m_ui.video_frame->setMinimumSize(0, 0);
+    emit adjustMonitorSize();
+}
+
+void Monitor::slotSetSizeOneToTwo()
+{
+    QRect r = QApplication::desktop()->screenGeometry();
+    const int maxWidth = r.width() - 20;
+    const int maxHeight = r.height() - 20;
+    int width = render->renderWidth() / 2;
+    int height = render->renderHeight() / 2;
+    kDebug() << "// render info: " << width << "x" << height;
+    while (width >= maxWidth || height >= maxHeight) {
+        width = width * 0.8;
+        height = height * 0.8;
+    }
+    kDebug() << "// MONITOR; set SIZE: " << width << ", " << height;
+    m_ui.video_frame->setFixedSize(width, height);
+    updateGeometry();
+    adjustSize();
+    //m_ui.video_frame->setMinimumSize(0, 0);
+    emit adjustMonitorSize();
+}
+
+void Monitor::resetSize()
+{
+    m_ui.video_frame->setMinimumSize(0, 0);
+}
+
+DocClipBase *Monitor::activeClip()
+{
+    return m_currentClip;
+}
+
+void Monitor::slotSeekToPreviousSnap()
+{
+    if (m_currentClip) slotSeek(getSnapForPos(true).frames(m_monitorManager->timecode().fps()));
+}
+
+void Monitor::slotSeekToNextSnap()
+{
+    if (m_currentClip) slotSeek(getSnapForPos(false).frames(m_monitorManager->timecode().fps()));
+}
+
+GenTime Monitor::position()
+{
+    return GenTime(m_position, m_monitorManager->timecode().fps());
+}
+
+GenTime Monitor::getSnapForPos(bool previous)
+{
+    QList <GenTime> snaps;
+    QList < GenTime > markers = m_currentClip->snapMarkers();
+    for (int i = 0; i < markers.size(); ++i) {
+        GenTime t = markers.at(i);
+        snaps.append(t);
+    }
+    QPoint zone = m_ruler->zone();
+    snaps.append(GenTime(zone.x(), m_monitorManager->timecode().fps()));
+    snaps.append(GenTime(zone.y(), m_monitorManager->timecode().fps()));
+    snaps.append(GenTime());
+    snaps.append(m_currentClip->duration());
+    qSort(snaps);
+
+    const GenTime pos(m_position, m_monitorManager->timecode().fps());
+    for (int i = 0; i < snaps.size(); ++i) {
+        if (previous && snaps.at(i) >= pos) {
+            if (i == 0) i = 1;
+            return snaps.at(i - 1);
+        } else if (!previous && snaps.at(i) > pos) {
+            return snaps.at(i);
+        }
+    }
+    return GenTime();
+}
+
+
+
+void Monitor::slotZoneMoved(int start, int end)
+{
+    m_ruler->setZone(start, end);
+    checkOverlay();
+    setClipZone(m_ruler->zone());
+}
+
+void Monitor::slotSetZoneStart()
+{
+    m_ruler->setZone(m_position, -1);
+    emit zoneUpdated(m_ruler->zone());
+    checkOverlay();
+    setClipZone(m_ruler->zone());
+}
+
+void Monitor::slotSetZoneEnd()
+{
+    m_ruler->setZone(-1, m_position);
+    emit zoneUpdated(m_ruler->zone());
+    checkOverlay();
+    setClipZone(m_ruler->zone());
+}
+
+// virtual
+void Monitor::mousePressEvent(QMouseEvent * event)
+{
+    if (event->button() != Qt::RightButton) {
+        if (m_ui.video_frame->underMouse()) {
+            m_dragStarted = true;
+            m_DragStartPosition = event->pos();
+        }
+    } else m_contextMenu->popup(event->globalPos());
 }
 
 // virtual
-void Monitor::mousePressEvent(QMouseEvent * event) {
-    if (event->button() != Qt::RightButton) slotPlay();
-    else m_contextMenu->popup(event->globalPos());
+void Monitor::mouseReleaseEvent(QMouseEvent * event)
+{
+    if (m_dragStarted) {
+        if (m_ui.video_frame->underMouse()) {
+            slotPlay();
+        } else QWidget::mouseReleaseEvent(event);
+        m_dragStarted = false;
+    }
 }
 
+
 // virtual
-void Monitor::wheelEvent(QWheelEvent * event) {
-    if (event->delta() > 0) slotForwardOneFrame();
-    else slotRewindOneFrame();
+void Monitor::mouseMoveEvent(QMouseEvent *event)
+{
+    // kDebug() << "// DRAG STARTED, MOUSE MOVED: ";
+    if (!m_dragStarted || m_currentClip == NULL) return;
+
+    if ((event->pos() - m_DragStartPosition).manhattanLength()
+            < QApplication::startDragDistance())
+        return;
+
+    {
+        QDrag *drag = new QDrag(this);
+        QMimeData *mimeData = new QMimeData;
+
+        QStringList list;
+        list.append(m_currentClip->getId());
+        QPoint p = m_ruler->zone();
+        list.append(QString::number(p.x()));
+        list.append(QString::number(p.y()));
+        QByteArray data;
+        data.append(list.join(";").toUtf8());
+        mimeData->setData("kdenlive/clip", data);
+        drag->setMimeData(mimeData);
+        QPixmap pix = m_currentClip->thumbnail();
+        kDebug() << "/ / / /CLIP DRAGGED PIXMAP: " << pix.width() << "x" << pix.height();
+        drag->setPixmap(pix);
+        drag->setHotSpot(QPoint(0, 50));
+        drag->start(Qt::MoveAction);
+
+        //Qt::DropAction dropAction;
+        //dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
+
+        //Qt::DropAction dropAction = drag->exec();
+
+    }
+    //event->accept();
+}
+
+/*void Monitor::dragMoveEvent(QDragMoveEvent * event) {
+    event->setDropAction(Qt::IgnoreAction);
+    event->setDropAction(Qt::MoveAction);
+    if (event->mimeData()->hasText()) {
+        event->acceptProposedAction();
+    }
 }
 
-void Monitor::slotExtractCurrentFrame() {
+Qt::DropActions Monitor::supportedDropActions() const {
+    // returns what actions are supported when dropping
+    return Qt::MoveAction;
+}*/
+
+QStringList Monitor::mimeTypes() const
+{
+    QStringList qstrList;
+    // list of accepted mime types for drop
+    qstrList.append("kdenlive/clip");
+    return qstrList;
+}
+
+
+// virtual
+/** Move to other position on mousewheel
+ *
+ * Moves towards end of clip/timeline on mousewheel down/back,
+ * opposite for mousewheel up/forward.
+ *
+ * Ctrl+wheel moves single frame, without Ctrl moves a second.
+ *
+ * See also http://www.kdenlive.org/mantis/view.php?id=265 */
+void Monitor::wheelEvent(QWheelEvent * event)
+{
+    if (event->modifiers() == Qt::ControlModifier) {
+        int delta = m_monitorManager->timecode().fps();
+        if (event->delta() < 0) delta = 0 - delta;
+        slotSeek(m_position - delta);
+    } else {
+        if (event->delta() <= 0) slotForwardOneFrame();
+        else slotRewindOneFrame();
+    }
+}
+
+void Monitor::slotSetThumbFrame()
+{
+    if (m_currentClip == NULL) {
+        return;
+    }
+    m_currentClip->setClipThumbFrame((uint) m_position);
+    emit refreshClipThumbnail(m_currentClip->getId());
+}
+
+void Monitor::slotExtractCurrentFrame()
+{
     QPixmap frame = render->extractFrame(m_position);
     QString outputFile = KFileDialog::getSaveFileName(KUrl(), "image/png");
-    if (!outputFile.isEmpty()) frame.save(outputFile);
+    if (!outputFile.isEmpty()) {
+        if (QFile::exists(outputFile) && KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it?")) == KMessageBox::No) return;
+        frame.save(outputFile);
+    }
 }
 
-void Monitor::activateMonitor() {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+bool Monitor::isActive() const
+{
+    return m_isActive;
 }
 
-void Monitor::slotSeek(int pos) {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+void Monitor::activateMonitor()
+{
+    if (!m_isActive) m_monitorManager->switchMonitors(); //m_monitorManager->activateMonitor(m_name);
+}
+
+void Monitor::setTimePos(const QString &pos)
+{
+    m_timePos->setText(pos);
+    slotSeek();
+}
+
+void Monitor::slotSeek()
+{
+    const int frames = m_monitorManager->timecode().getFrameCount(m_timePos->text(), m_monitorManager->timecode().fps());
+    slotSeek(frames);
+}
+
+void Monitor::slotSeek(int pos)
+{
+    activateMonitor();
     if (render == NULL) return;
-    int realPos = (int)(((double) pos) / m_scale);
-    render->seekToFrame(realPos);
-    m_position = realPos;
+    m_position = pos;
+    checkOverlay();
+    render->seekToFrame(pos);
+    emit renderPosition(m_position);
+    m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
+}
+
+void Monitor::checkOverlay()
+{
+    if (m_overlay == NULL) return;
+    QPoint zone = m_ruler->zone();
+    if (m_position == zone.x()) m_overlay->setOverlayText(i18n("In Point"));
+    else if (m_position == zone.y()) m_overlay->setOverlayText(i18n("Out Point"));
+    else {
+        if (m_currentClip) {
+            QString markerComment = m_currentClip->markerComment(GenTime(m_position, m_monitorManager->timecode().fps()));
+            if (markerComment.isEmpty()) m_overlay->setHidden(true);
+            else m_overlay->setOverlayText(markerComment, false);
+        } else m_overlay->setHidden(true);
+    }
+}
+
+void Monitor::slotStart()
+{
+    activateMonitor();
+    render->play(0);
+    m_position = 0;
+    render->seekToFrame(m_position);
+    emit renderPosition(m_position);
+    m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
+}
+
+void Monitor::slotEnd()
+{
+    activateMonitor();
+    render->play(0);
+    m_position = render->getLength();
+    render->seekToFrame(m_position);
+    emit renderPosition(m_position);
+    m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
+}
+
+void Monitor::slotZoneStart()
+{
+    activateMonitor();
+    render->play(0);
+    m_position = m_ruler->zone().x();
+    render->seekToFrame(m_position);
+    emit renderPosition(m_position);
+    m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
+}
+
+void Monitor::slotZoneEnd()
+{
+    activateMonitor();
+    render->play(0);
+    m_position = m_ruler->zone().y();
+    render->seekToFrame(m_position);
     emit renderPosition(m_position);
     m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
 }
 
-void Monitor::slotRewind(double speed) {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+void Monitor::slotRewind(double speed)
+{
+    activateMonitor();
     if (speed == 0) {
         double currentspeed = render->playSpeed();
         if (currentspeed >= 0) render->play(-2);
@@ -160,8 +529,9 @@ void Monitor::slotRewind(double speed) {
     m_playAction->setIcon(m_pauseIcon);
 }
 
-void Monitor::slotForward(double speed) {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+void Monitor::slotForward(double speed)
+{
+    activateMonitor();
     if (speed == 0) {
         double currentspeed = render->playSpeed();
         if (currentspeed <= 1) render->play(2);
@@ -171,139 +541,270 @@ void Monitor::slotForward(double speed) {
     m_playAction->setIcon(m_pauseIcon);
 }
 
-void Monitor::slotRewindOneFrame() {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+void Monitor::slotRewindOneFrame(int diff)
+{
+    activateMonitor();
     render->play(0);
     if (m_position < 1) return;
-    m_position--;
+    /*
+     * freebsd needs this hack to upgrade m_position value:
+     * http://www.kdenlive.org/mantis/view.php?id=491
+     */
+    int position = m_position - diff;
+    m_position = qMax(position, 0);
     render->seekToFrame(m_position);
     emit renderPosition(m_position);
     m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
+    checkOverlay();
 }
 
-void Monitor::slotForwardOneFrame() {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+void Monitor::slotForwardOneFrame(int diff)
+{
+    activateMonitor();
     render->play(0);
     if (m_position >= m_length) return;
-    m_position++;
+    m_position += diff;
+    m_position = qMin(m_position, m_length);
     render->seekToFrame(m_position);
     emit renderPosition(m_position);
     m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(m_position));
+    checkOverlay();
 }
 
-void Monitor::seekCursor(int pos) {
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
-    int rulerPos = (int)(pos * m_scale);
+void Monitor::seekCursor(int pos)
+{
+    activateMonitor();
+    checkOverlay();
     m_position = pos;
     m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
-    //kDebug() << "seek: " << pos << ", scale: " << m_scale;
-    m_ruler->slotNewValue(rulerPos);
+    m_ruler->slotNewValue(pos);
 }
 
-void Monitor::rendererStopped(int pos) {
-    int rulerPos = (int)(pos * m_scale);
-    m_ruler->slotNewValue(rulerPos);
+void Monitor::rendererStopped(int pos)
+{
+    //int rulerPos = (int)(pos * m_scale);
+    m_ruler->slotNewValue(pos);
     m_position = pos;
+    //checkOverlay();
     m_timePos->setText(m_monitorManager->timecode().getTimecodeFromFrames(pos));
     m_playAction->setChecked(false);
     m_playAction->setIcon(m_playIcon);
 }
 
-void Monitor::initMonitor() {
-    kDebug() << "/////// INITING MONITOR, ID: " << ui.video_frame->winId();
+void Monitor::initMonitor()
+{
+    kDebug() << "/////// INITING MONITOR, ID: " << m_ui.video_frame->winId();
 }
 
 // virtual
-void Monitor::resizeEvent(QResizeEvent * event) {
+/*void Monitor::resizeEvent(QResizeEvent * event) {
     QWidget::resizeEvent(event);
     adjustRulerSize(-1);
     if (render && m_isActive) render->doRefresh();
     //
-}
+}*/
 
-void Monitor::adjustRulerSize(int length) {
-    int width = m_ruler->width();
-    m_ruler->setLength(width);
+void Monitor::adjustRulerSize(int length)
+{
     if (length > 0) m_length = length;
-    m_scale = (double) width / m_length;
-    if (m_scale == 0) m_scale = 1;
-    kDebug() << "RULER WIDT: " << width << ", RENDER LENGT: " << m_length << ", SCALE: " << m_scale;
-    m_ruler->setPixelPerMark(m_scale);
-    m_ruler->setMaximum(width);
-    //m_ruler->setLength(length);
+    m_ruler->adjustScale(m_length);
+    if (m_currentClip != NULL) {
+        QPoint zone = m_currentClip->zone();
+        m_ruler->setZone(zone.x(), zone.y());
+    }
 }
 
-void Monitor::stop() {
+void Monitor::stop()
+{
     m_isActive = false;
     if (render) render->stop();
+    //kDebug()<<"/// MONITOR RENDER STOP";
 }
 
-void Monitor::start() {
+void Monitor::start()
+{
     m_isActive = true;
     if (render) render->start();
+    //kDebug()<<"/// MONITOR RENDER START";
 }
 
-void Monitor::refreshMonitor(bool visible) {
+void Monitor::refreshMonitor(bool visible)
+{
     if (visible && render) {
-        if (!m_isActive) m_monitorManager->activateMonitor(m_name);
-        render->askForRefresh();
+        activateMonitor();
+        render->doRefresh(); //askForRefresh();
     }
 }
 
-void Monitor::slotPlay() {
+void Monitor::pause()
+{
     if (render == NULL) return;
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+    activateMonitor();
+    render->pause();
+    //m_playAction->setChecked(true);
+    //m_playAction->setIcon(m_pauseIcon);
+}
+
+void Monitor::slotPlay()
+{
+    if (render == NULL) return;
+    activateMonitor();
+    if (render->playSpeed() == 0) {
+        m_playAction->setChecked(true);
+        m_playAction->setIcon(m_pauseIcon);
+    } else {
+        m_playAction->setChecked(false);
+        m_playAction->setIcon(m_playIcon);
+    }
     render->switchPlay();
+}
+
+void Monitor::slotPlayZone()
+{
+    if (render == NULL) return;
+    activateMonitor();
+    QPoint p = m_ruler->zone();
+    render->playZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
     m_playAction->setChecked(true);
     m_playAction->setIcon(m_pauseIcon);
 }
 
-void Monitor::slotSetXml(const QDomElement &e) {
+void Monitor::slotLoopZone()
+{
     if (render == NULL) return;
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
-    QDomDocument doc;
-    QDomElement westley = doc.createElement("westley");
-    doc.appendChild(westley);
-    westley.appendChild(e);
-    render->setSceneList(doc, 0);
-    m_ruler->slotNewValue(0);
-    m_timePos->setText("00:00:00:00");
-    m_position = 0;
+    activateMonitor();
+    QPoint p = m_ruler->zone();
+    render->loopZone(GenTime(p.x(), render->fps()), GenTime(p.y(), render->fps()));
+    m_playAction->setChecked(true);
+    m_playAction->setIcon(m_pauseIcon);
 }
 
-void Monitor::slotOpenFile(const QString &file) {
+void Monitor::slotSetXml(DocClipBase *clip, const int position)
+{
     if (render == NULL) return;
-    if (!m_isActive) m_monitorManager->activateMonitor(m_name);
+    activateMonitor();
+    if (!clip && m_currentClip != NULL) {
+        m_currentClip = NULL;
+        render->setProducer(NULL, -1);
+        return;
+    }
+    if (clip != m_currentClip) {
+        m_currentClip = clip;
+        render->setProducer(clip->producer(), position);
+        m_position = position;
+    } else if (position != -1) render->seek(GenTime(position, render->fps()));
+}
+
+void Monitor::slotOpenFile(const QString &file)
+{
+    if (render == NULL) return;
+    activateMonitor();
     QDomDocument doc;
-    QDomElement westley = doc.createElement("westley");
-    doc.appendChild(westley);
+    QDomElement mlt = doc.createElement("mlt");
+    doc.appendChild(mlt);
     QDomElement prod = doc.createElement("producer");
-    westley.appendChild(prod);
+    mlt.appendChild(prod);
     prod.setAttribute("mlt_service", "avformat");
     prod.setAttribute("resource", file);
     render->setSceneList(doc, 0);
 }
 
-void Monitor::resetProfile(QString prof) {
+void Monitor::slotSaveZone()
+{
     if (render == NULL) return;
-    render->resetProfile(prof);
+    emit saveZone(render, m_ruler->zone());
+
+    //render->setSceneList(doc, 0);
 }
 
-void Monitor::saveSceneList(QString path, QDomElement e) {
+
+void Monitor::resetProfile()
+{
     if (render == NULL) return;
-    render->saveSceneList(path, e);
+    render->resetProfile();
+}
+
+void Monitor::saveSceneList(QString path, QDomElement info)
+{
+    if (render == NULL) return;
+    render->saveSceneList(path, info);
+}
+
+const QString Monitor::sceneList()
+{
+    if (render == NULL) return QString();
+    return render->sceneList();
 }
 
-MonitorRefresh::MonitorRefresh(QWidget* parent): QWidget(parent), m_renderer(NULL) {
 
+void Monitor::setClipZone(QPoint pos)
+{
+    if (m_currentClip == NULL) return;
+    m_currentClip->setZone(pos);
+}
+
+void Monitor::slotSwitchMonitorInfo(bool show)
+{
+    KdenliveSettings::setDisplayMonitorInfo(show);
+    if (show) {
+        if (m_overlay) return;
+        m_overlay = new Overlay(m_monitorRefresh);
+        m_overlay->raise();
+        m_overlay->setHidden(true);
+    } else {
+        delete m_overlay;
+        m_overlay = NULL;
+    }
+}
+
+MonitorRefresh::MonitorRefresh(QWidget* parent) : \
+        QWidget(parent),
+        m_renderer(NULL)
+{
+    setAttribute(Qt::WA_PaintOnScreen);
+    setAttribute(Qt::WA_OpaquePaintEvent); //setAttribute(Qt::WA_NoSystemBackground);
 }
 
-void MonitorRefresh::setRenderer(Render* render) {
+void MonitorRefresh::setRenderer(Render* render)
+{
     m_renderer = render;
 }
 
-void MonitorRefresh::paintEvent(QPaintEvent * event) {
-    if (m_renderer != NULL) m_renderer->doRefresh();
+void MonitorRefresh::paintEvent(QPaintEvent * /*event*/)
+{
+    if (m_renderer) m_renderer->doRefresh();
+}
+
+
+Overlay::Overlay(QWidget* parent) :
+        QLabel(parent)
+{
+    setAttribute(Qt::WA_TransparentForMouseEvents);
+    setAttribute(Qt::WA_OpaquePaintEvent);
+    //setAttribute(Qt::WA_NoSystemBackground);
+    setAutoFillBackground(false);
+}
+
+void Overlay::paintEvent(QPaintEvent * /*event*/)
+{
+    QPainter painter(this);
+    QColor col;
+    painter.setPen(Qt::white);
+    if (m_isZone) col = QColor(200, 0, 0);
+    else col = QColor(0, 0, 200);
+    painter.fillRect(rect(), col);
+    painter.drawText(rect(), Qt::AlignCenter, text());
+}
+
+
+
+void Overlay::setOverlayText(const QString &text, bool isZone)
+{
+    setHidden(true);
+    m_isZone = isZone;
+    setText(' ' + text + ' ');
+    setHidden(false);
+    update();
 }
 
 #include "monitor.moc"