git.sesse.net Git - kdenlive/blob - src/transitionsettings.cpp

   1 /***************************************************************************
   2                           effecstackedit.h  -  description
   3                              -------------------
   4     begin                : Mar 15 2008
   5     copyright            : (C) 2008 by Marco Gittler
   6     email                : g.marco@freenet.de
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18
  19
  20 #include "transitionsettings.h"
  21 #include "transition.h"
  22 #include "effectslist.h"
  23 #include "effectstackedit.h"
  24 #include "kdenlivesettings.h"
  25 #include "mainwindow.h"
  26 #include "monitoreditwidget.h"
  27 #include "monitorscene.h"
  28
  29 #include <KDebug>
  30
  31 TransitionSettings::TransitionSettings(Monitor *monitor, QWidget* parent) :
  32         QWidget(parent),
  33         m_usedTransition(NULL),
  34         m_autoTrackTransition(0)
  35 {
  36     setupUi(this);
  37     QVBoxLayout *vbox1 = new QVBoxLayout(frame);
  38     m_effectEdit = new EffectStackEdit(monitor, frame);
  39     vbox1->setContentsMargins(0, 0, 0, 0);
  40     vbox1->setSpacing(0);
  41     vbox1->addWidget(m_effectEdit);
  42     frame->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum));
  43     connect(m_effectEdit, SIGNAL(seekTimeline(int)), this, SLOT(slotSeekTimeline(int)));
  44     setEnabled(false);
  45
  46     QList<QStringList> transitionsList;
  47     int max = MainWindow::transitions.effectNames().count();
  48     QStringList transitionInfo;
  49     int ix = 0;
  50
  51     for (; ix < max; ix++) {
  52         transitionInfo = MainWindow::transitions.effectIdInfo(ix);
  53         transitionInfo << QString::number(ix);
  54         transitionsList.append(transitionInfo);
  55     }
  56     ix = 0;
  57     foreach(const QStringList &value, transitionsList) {
  58         QStringList data = value;
  59         if (!data.isEmpty()) data.removeLast();
  60         transitionList->addItem(value.at(0), data);
  61         transitionList->setItemData(ix, MainWindow::transitions.getInfoFromIndex(value.last().toInt()), Qt::ToolTipRole);
  62         ix++;
  63     }
  64
  65     connect(transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  66     connect(transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  67     connect(m_effectEdit, SIGNAL(parameterChanged(const QDomElement, const QDomElement, int)), this , SLOT(slotUpdateEffectParams(const QDomElement, const QDomElement)));
  68 }
  69
  70 void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const QList <TrackInfo> info)
  71 {
  72     m_effectEdit->updateProjectFormat(profile, t);
  73     m_tracks = info;
  74     updateTrackList();
  75 }
  76
  77 void TransitionSettings::updateTimecodeFormat()
  78 {
  79     m_effectEdit->updateTimecodeFormat();
  80 }
  81
  82 void TransitionSettings::updateTrackList()
  83 {
  84     transitionTrack->blockSignals(true);
  85     int current = transitionTrack->itemData(transitionTrack->currentIndex()).toInt();
  86     transitionTrack->clear();
  87     transitionTrack->addItem(i18n("Auto"), -1);
  88     int limit = 1;
  89     if (m_usedTransition)
  90         limit = m_usedTransition->track() + 1;
  91     //kDebug() << "/ / TRANS TRK: " << limit;
  92     KIcon videoIcon("kdenlive-show-video");
  93     KIcon audioIcon("kdenlive-show-audio");
  94     for (int i = limit; i < m_tracks.count(); i++) {
  95         int ix = m_tracks.count() - i - 1;
  96         transitionTrack->addItem(m_tracks.at(ix).type == VIDEOTRACK ? videoIcon : audioIcon,
  97                                  m_tracks.at(ix).trackName.isEmpty() ? QString::number(i) : m_tracks.at(ix).trackName + " (" + QString::number(i) + ")",
  98                                  m_tracks.count() - i);
  99     }
 100     transitionTrack->addItem(i18n("Black"), 0);
 101     transitionTrack->setCurrentIndex(transitionTrack->findData(current));
 102     transitionTrack->blockSignals(false);
 103 }
 104
 105
 106 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent)
 107 {
 108     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
 109     if (reinit) {
 110         // Reset the transition parameters to the default one
 111         QDomElement newTransition = MainWindow::transitions.getEffectByName(transitionList->currentText()).cloneNode().toElement();
 112         slotUpdateEffectParams(e, newTransition);
 113         m_effectEdit->transferParamDesc(newTransition, m_usedTransition->info(), false);
 114     } else if (!updateCurrent) {
 115         // Transition changed, update parameters dialog
 116         //slotUpdateEffectParams(e, e);
 117         m_effectEdit->transferParamDesc(e, m_usedTransition->info(), false);
 118     } else {
 119         // Same transition, we just want to update the parameters value
 120         slotUpdateEffectParams(e, e);
 121         if (m_usedTransition->hasGeometry())
 122             m_effectEdit->transferParamDesc(m_usedTransition->toXML(), m_usedTransition->info(), false);
 123     }
 124     slotCheckMonitorPosition(m_effectEdit->monitor()->render->seekFramePosition());
 125 }
 126
 127 void TransitionSettings::slotTransitionTrackChanged()
 128 {
 129     if (m_usedTransition == NULL) return;
 130     int ix = 0;
 131     QDomElement oldxml = m_usedTransition->toXML().cloneNode().toElement();
 132     if (transitionTrack->currentIndex() > 0) {
 133         ix = transitionTrack->itemData(transitionTrack->currentIndex()).toInt();
 134         m_usedTransition->setForcedTrack(true, ix);
 135         m_effectEdit->updateParameter("force_track", "1");
 136     } else {
 137         ix = m_autoTrackTransition;
 138         m_usedTransition->setForcedTrack(false, ix);
 139         m_effectEdit->updateParameter("force_track", "0");
 140     }
 141     emit transitionUpdated(m_usedTransition, oldxml);
 142     m_effectEdit->updateParameter("transition_btrack", QString::number(ix));
 143 }
 144
 145 void TransitionSettings::slotTransitionItemSelected(Transition* t, int nextTrack, QPoint p, bool update)
 146 {
 147     setEnabled(t != NULL);
 148     m_effectEdit->setFrameSize(p);
 149     m_autoTrackTransition = nextTrack;
 150     disconnect(m_effectEdit->monitor(), SIGNAL(renderPosition(int)), this, SLOT(slotRenderPos(int)));
 151     if (t == m_usedTransition) {
 152         if (t == NULL) return;
 153         if (update) {
 154             transitionTrack->blockSignals(true);
 155             updateTrackList();
 156             if (t->forcedTrack()) transitionTrack->setCurrentIndex(transitionTrack->findData(t->transitionEndTrack()));
 157             else transitionTrack->setCurrentIndex(0);
 158             transitionTrack->blockSignals(false);
 159         }
 160         if (update || t->cropDuration() != m_transitionDuration || t->startPos() != m_transitionStart) {
 161             m_transitionDuration = t->cropDuration();
 162             m_transitionStart = t->startPos();
 163             slotTransitionChanged(false, true);
 164         }
 165         return;
 166     } else if (update) return;
 167     if (t) {
 168         m_transitionDuration = t->cropDuration();
 169         m_transitionStart = t->startPos();
 170         transitionTrack->blockSignals(true);
 171         m_usedTransition = t;
 172         updateTrackList();
 173         if (!t->forcedTrack())
 174             transitionTrack->setCurrentIndex(0);
 175         else
 176             transitionTrack->setCurrentIndex(transitionTrack->findData(t->transitionEndTrack()));
 177         transitionTrack->blockSignals(false);
 178         int ix = transitionList->findData(t->transitionInfo(), Qt::UserRole, Qt::MatchExactly);
 179         if (ix != -1) {
 180             transitionList->blockSignals(true);
 181             transitionList->setCurrentIndex(ix);
 182             slotTransitionChanged(false, false);
 183             transitionList->blockSignals(false);
 184         }
 185         if (m_effectEdit->needsMonitorEffectScene()) {
 186             connect(m_effectEdit->monitor(), SIGNAL(renderPosition(int)), this, SLOT(slotRenderPos(int)));
 187         }
 188     } else {
 189         // null transition selected
 190         m_usedTransition = NULL;
 191         ItemInfo info;
 192         m_effectEdit->transferParamDesc(QDomElement(), info, false);
 193     }
 194 }
 195
 196 void TransitionSettings::slotUpdateEffectParams(const QDomElement oldparam, const QDomElement param)
 197 {
 198     if (m_usedTransition) {
 199         m_usedTransition->setTransitionParameters(param);
 200         m_usedTransition->update();
 201     }
 202     //oldparam must be also first given to Transition and then return the toXML()
 203     if (oldparam != param)
 204         emit transitionUpdated(m_usedTransition, oldparam);
 205 }
 206
 207 void TransitionSettings::raiseWindow(QWidget* dock)
 208 {
 209     if (dock && m_usedTransition)
 210         dock->raise();
 211 }
 212
 213 void TransitionSettings::slotRenderPos(int pos)
 214 {
 215     if (m_usedTransition) {
 216         m_effectEdit->slotSyncEffectsPos(pos - m_usedTransition->startPos().frames(KdenliveSettings::project_fps()));
 217         if (isEnabled()) slotCheckMonitorPosition(pos);
 218     }
 219 }
 220
 221 void TransitionSettings::slotSeekTimeline(int pos)
 222 {
 223     if (m_usedTransition)
 224         emit seekTimeline(m_usedTransition->startPos().frames(KdenliveSettings::project_fps()) + pos);
 225 }
 226
 227 void TransitionSettings::slotCheckMonitorPosition(int renderPos)
 228 {
 229     if (!isEnabled()) return;
 230     if (m_effectEdit->needsMonitorEffectScene()) {
 231         if (renderPos >= m_usedTransition->startPos().frames(KdenliveSettings::project_fps()) && renderPos <= m_usedTransition->endPos().frames(KdenliveSettings::project_fps())) {
 232             if (!m_effectEdit->monitor()->effectSceneDisplayed()) {
 233                 m_effectEdit->monitor()->slotShowEffectScene(true);
 234             }
 235         } else {
 236             m_effectEdit->monitor()->slotShowEffectScene(false);
 237         }
 238     }
 239     else {
 240         m_effectEdit->monitor()->slotShowEffectScene(false);
 241     }
 242 }
 243
 244
 245 #include "transitionsettings.moc"