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_tracksCount(0),
  33         m_autoTrackTransition(0)
  34 {
  35     setupUi(this);
  36     QVBoxLayout *vbox1 = new QVBoxLayout(frame);
  37     m_effectEdit = new EffectStackEdit(frame);
  38     vbox1->setContentsMargins(0, 0, 0, 0);
  39     vbox1->setSpacing(0);
  40     vbox1->addWidget(m_effectEdit);
  41     frame->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum));
  42     connect(m_effectEdit, SIGNAL(seekTimeline(int)), this, SIGNAL(seekTimeline(int)));
  43     setEnabled(false);
  44
  45     QList<QStringList> transitionsList;
  46     int max = MainWindow::transitions.effectNames().count();
  47     QStringList transitionInfo;
  48     int ix = 0;
  49
  50     for (; ix < max; ix++) {
  51         transitionInfo = MainWindow::transitions.effectIdInfo(ix);
  52         transitionInfo << QString::number(ix);
  53         transitionsList.append(transitionInfo);
  54     }
  55     ix = 0;
  56     foreach(const QStringList &value, transitionsList) {
  57         QStringList data = value;
  58         if (!data.isEmpty()) data.removeLast();
  59         transitionList->addItem(value.at(0), data);
  60         transitionList->setItemData(ix, MainWindow::transitions.getInfoFromIndex(value.last().toInt()), Qt::ToolTipRole);
  61         ix++;
  62     }
  63
  64     connect(transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  65     connect(transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  66
  67     connect(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), m_effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
  68     connect(m_effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), this , SLOT(slotUpdateEffectParams(const QDomElement&, const QDomElement&)));
  69 }
  70
  71 void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const QList <TrackInfo> info)
  72 {
  73     m_tracksCount = info.count();
  74     m_effectEdit->updateProjectFormat(profile, t);
  75     QStringList tracksList;
  76     transitionTrack->blockSignals(true);
  77     transitionTrack->clear();
  78     transitionTrack->addItem(i18n("Auto"), -1);
  79     for (int i = 0; i < m_tracksCount; i++) {
  80         int ix = m_tracksCount - i - 1;
  81         if (!info.at(ix).trackName.isEmpty())
  82             transitionTrack->addItem(info.at(ix).trackName + '(' + QString::number(i) + ')');
  83         else transitionTrack->addItem(QString::number(i));
  84     }
  85     transitionTrack->addItem(i18n("Black"), m_tracksCount);
  86     transitionTrack->blockSignals(false);
  87 }
  88
  89
  90 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent)
  91 {
  92     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
  93     if (reinit) {
  94         // Reset the transition parameters to the default one
  95         QDomElement newTransition = MainWindow::transitions.getEffectByName(transitionList->currentText()).cloneNode().toElement();
  96         slotUpdateEffectParams(e, newTransition);
  97         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  98     } else if (!updateCurrent) {
  99         // Transition changed, update parameters dialog
 100         //slotUpdateEffectParams(e, e);
 101         m_effectEdit->transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
 102     } else {
 103         // Same transition, we just want to update the parameters value
 104         slotUpdateEffectParams(e, e);
 105         if (m_usedTransition->hasGeometry()) emit transferParamDesc(m_usedTransition->toXML(), m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
 106     }
 107 }
 108
 109 void TransitionSettings::slotTransitionTrackChanged()
 110 {
 111     if (m_usedTransition == NULL) return;
 112     int ix = 0;
 113     QDomElement oldxml = m_usedTransition->toXML().cloneNode().toElement();
 114     if (transitionTrack->currentIndex() > 0) {
 115         ix = transitionTrack->count() - transitionTrack->currentIndex() - 1;
 116         m_usedTransition->setForcedTrack(true, ix);
 117         m_effectEdit->updateParameter("force_track", "1");
 118         emit transitionUpdated(m_usedTransition, oldxml);
 119     } else {
 120         ix = m_autoTrackTransition;
 121         m_usedTransition->setForcedTrack(false, ix);
 122         m_effectEdit->updateParameter("force_track", "0");
 123         emit transitionUpdated(m_usedTransition, oldxml);
 124     }
 125     m_effectEdit->updateParameter("transition_btrack", QString::number(ix));
 126 }
 127
 128 void TransitionSettings::slotTransitionItemSelected(Transition* t, int nextTrack, QPoint p, bool update)
 129 {
 130     setEnabled(t != NULL);
 131     m_effectEdit->setFrameSize(p);
 132     m_autoTrackTransition = nextTrack;
 133     if (t == m_usedTransition) {
 134         if (t == NULL) return;
 135         if (update) {
 136             transitionTrack->blockSignals(true);
 137             if (t->forcedTrack()) transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 138             else transitionTrack->setCurrentIndex(0);
 139             transitionTrack->blockSignals(false);
 140         }
 141         if (update || t->cropDuration() != m_transitionDuration || t->startPos() != m_transitionStart) {
 142             m_transitionDuration = t->cropDuration();
 143             m_transitionStart = t->startPos();
 144             slotTransitionChanged(false, true);
 145         }
 146         return;
 147     } else if (update) return;
 148     if (t) {
 149         m_transitionDuration = t->cropDuration();
 150         m_transitionStart = t->startPos();
 151         transitionTrack->blockSignals(true);
 152         if (!t->forcedTrack()) transitionTrack->setCurrentIndex(0);
 153         else transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 154         transitionTrack->blockSignals(false);
 155         int ix = transitionList->findData(t->transitionInfo(), Qt::UserRole, Qt::MatchExactly);
 156         m_usedTransition = t;
 157         if (ix != -1) {
 158             transitionList->blockSignals(true);
 159             transitionList->setCurrentIndex(ix);
 160             slotTransitionChanged(false, false);
 161             transitionList->blockSignals(false);
 162         }
 163     } else {
 164         // null transition selected
 165         m_usedTransition = NULL;
 166         m_effectEdit->transferParamDesc(QDomElement(), 0, 0);
 167     }
 168
 169 }
 170
 171 void TransitionSettings::slotUpdateEffectParams(const QDomElement &oldparam, const QDomElement &param)
 172 {
 173     if (m_usedTransition) {
 174         m_usedTransition->setTransitionParameters(param);
 175         m_usedTransition->update();
 176     }
 177     //oldparam must be also first given to Transition and then return the toXML()
 178     if (oldparam != param) {
 179         emit transitionUpdated(m_usedTransition, oldparam);
 180     }
 181 }
 182
 183 void TransitionSettings::raiseWindow(QWidget* dock)
 184 {
 185     if (dock && m_usedTransition)
 186         dock->raise();
 187
 188 }
 189