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