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
  27 #include <KDebug>
  28
  29 TransitionSettings::TransitionSettings(QWidget* parent) :
  30         QWidget(parent),
  31         m_usedTransition(NULL),
  32         m_autoTrackTransition(0)
  33 {
  34     setupUi(this);
  35     QVBoxLayout *vbox1 = new QVBoxLayout(frame);
  36     m_effectEdit = new EffectStackEdit(frame);
  37     vbox1->setContentsMargins(0, 0, 0, 0);
  38     vbox1->setSpacing(0);
  39     vbox1->addWidget(m_effectEdit);
  40     frame->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum));
  41     connect(m_effectEdit, SIGNAL(seekTimeline(int)), this, SIGNAL(seekTimeline(int)));
  42     setEnabled(false);
  43
  44     QList<QStringList> transitionsList;
  45     int max = MainWindow::transitions.effectNames().count();
  46     QStringList transitionInfo;
  47     int ix = 0;
  48
  49     for (; ix < max; ix++) {
  50         transitionInfo = MainWindow::transitions.effectIdInfo(ix);
  51         transitionInfo << QString::number(ix);
  52         transitionsList.append(transitionInfo);
  53     }
  54     ix = 0;
  55     foreach(const QStringList &value, transitionsList) {
  56         QStringList data = value;
  57         if (!data.isEmpty()) data.removeLast();
  58         transitionList->addItem(value.at(0), data);
  59         transitionList->setItemData(ix, MainWindow::transitions.getInfoFromIndex(value.last().toInt()), Qt::ToolTipRole);
  60         ix++;
  61     }
  62
  63     connect(transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  64     connect(transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  65
  66     connect(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), m_effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
  67     connect(m_effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), 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::updateTrackList()
  78 {
  79     transitionTrack->blockSignals(true);
  80     int current = transitionTrack->itemData(transitionTrack->currentIndex()).toInt();
  81     transitionTrack->clear();
  82     transitionTrack->addItem(i18n("Auto"), -1);
  83     int limit = 1;
  84     if (m_usedTransition) limit = m_usedTransition->track() + 1;
  85     kDebug() << "/ / TRANS TRK: " << limit;
  86     for (int i = limit; i < m_tracks.count(); i++) {
  87         int ix = m_tracks.count() - i - 1;
  88         if (!m_tracks.at(ix).trackName.isEmpty())
  89             transitionTrack->addItem(m_tracks.at(ix).trackName + '(' + QString::number(i) + ')', m_tracks.count() - i);
  90         else transitionTrack->addItem(QString::number(i), m_tracks.count() - i);
  91     }
  92     transitionTrack->addItem(i18n("Black"), 0);
  93     transitionTrack->setCurrentIndex(transitionTrack->findData(current));
  94     transitionTrack->blockSignals(false);
  95 }
  96
  97
  98 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent)
  99 {
 100     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
 101     if (reinit) {
 102         // Reset the transition parameters to the default one
 103         QDomElement newTransition = MainWindow::transitions.getEffectByName(transitionList->currentText()).cloneNode().toElement();
 104         slotUpdateEffectParams(e, newTransition);
 105         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
 106     } else if (!updateCurrent) {
 107         // Transition changed, update parameters dialog
 108         //slotUpdateEffectParams(e, e);
 109         m_effectEdit->transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
 110     } else {
 111         // Same transition, we just want to update the parameters value
 112         slotUpdateEffectParams(e, e);
 113         if (m_usedTransition->hasGeometry()) emit transferParamDesc(m_usedTransition->toXML(), m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
 114     }
 115 }
 116
 117 void TransitionSettings::slotTransitionTrackChanged()
 118 {
 119     if (m_usedTransition == NULL) return;
 120     int ix = 0;
 121     QDomElement oldxml = m_usedTransition->toXML().cloneNode().toElement();
 122     if (transitionTrack->currentIndex() > 0) {
 123         ix = transitionTrack->itemData(transitionTrack->currentIndex()).toInt();
 124         m_usedTransition->setForcedTrack(true, ix);
 125         m_effectEdit->updateParameter("force_track", "1");
 126         emit transitionUpdated(m_usedTransition, oldxml);
 127     } else {
 128         ix = m_autoTrackTransition;
 129         m_usedTransition->setForcedTrack(false, ix);
 130         m_effectEdit->updateParameter("force_track", "0");
 131         emit transitionUpdated(m_usedTransition, oldxml);
 132     }
 133     m_effectEdit->updateParameter("transition_btrack", QString::number(ix));
 134 }
 135
 136 void TransitionSettings::slotTransitionItemSelected(Transition* t, int nextTrack, QPoint p, bool update)
 137 {
 138     setEnabled(t != NULL);
 139     m_effectEdit->setFrameSize(p);
 140     m_autoTrackTransition = nextTrack;
 141     if (t == m_usedTransition) {
 142         if (t == NULL) return;
 143         if (update) {
 144             transitionTrack->blockSignals(true);
 145             updateTrackList();
 146             if (t->forcedTrack()) transitionTrack->setCurrentIndex(transitionTrack->findData(t->transitionEndTrack()));
 147             else transitionTrack->setCurrentIndex(0);
 148             transitionTrack->blockSignals(false);
 149         }
 150         if (update || t->cropDuration() != m_transitionDuration || t->startPos() != m_transitionStart) {
 151             m_transitionDuration = t->cropDuration();
 152             m_transitionStart = t->startPos();
 153             slotTransitionChanged(false, true);
 154         }
 155         return;
 156     } else if (update) return;
 157     if (t) {
 158         m_transitionDuration = t->cropDuration();
 159         m_transitionStart = t->startPos();
 160         transitionTrack->blockSignals(true);
 161         m_usedTransition = t;
 162         updateTrackList();
 163         if (!t->forcedTrack()) transitionTrack->setCurrentIndex(0);
 164         else transitionTrack->setCurrentIndex(transitionTrack->findData(t->transitionEndTrack()));
 165         transitionTrack->blockSignals(false);
 166         int ix = transitionList->findData(t->transitionInfo(), Qt::UserRole, Qt::MatchExactly);
 167         if (ix != -1) {
 168             transitionList->blockSignals(true);
 169             transitionList->setCurrentIndex(ix);
 170             slotTransitionChanged(false, false);
 171             transitionList->blockSignals(false);
 172         }
 173     } else {
 174         // null transition selected
 175         m_usedTransition = NULL;
 176         m_effectEdit->transferParamDesc(QDomElement(), 0, 0);
 177     }
 178
 179 }
 180
 181 void TransitionSettings::slotUpdateEffectParams(const QDomElement &oldparam, const QDomElement &param)
 182 {
 183     if (m_usedTransition) {
 184         m_usedTransition->setTransitionParameters(param);
 185         m_usedTransition->update();
 186     }
 187     //oldparam must be also first given to Transition and then return the toXML()
 188     if (oldparam != param) {
 189         emit transitionUpdated(m_usedTransition, oldparam);
 190     }
 191 }
 192
 193 void TransitionSettings::raiseWindow(QWidget* dock)
 194 {
 195     if (dock && m_usedTransition)
 196         dock->raise();
 197
 198 }
 199