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): QWidget(parent), m_tracksCount(0), m_usedTransition(NULL)
  30 {
  31     ui.setupUi(this);
  32     effectEdit = new EffectStackEdit(ui.frame);
  33     connect(effectEdit, SIGNAL(seekTimeline(int)), this, SIGNAL(seekTimeline(int)));
  34     setEnabled(false);
  35     ui.transitionList->addItems(MainWindow::transitions.effectNames());
  36     for (int i = 0; i < ui.transitionList->count(); i++) {
  37         ui.transitionList->setItemData(i, MainWindow::transitions.getInfoFromIndex(i), Qt::ToolTipRole);
  38     }
  39     //kDebug() << MainWindow::transitions.effectNames().size();
  40     //ui.listWidget->setCurrentRow(0);
  41     connect(ui.transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  42     connect(ui.transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  43
  44     connect(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
  45     connect(effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), this , SLOT(slotUpdateEffectParams(const QDomElement&, const QDomElement&)));
  46 }
  47
  48 void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const uint tracksCount)
  49 {
  50     m_tracksCount = tracksCount;
  51     effectEdit->updateProjectFormat(profile, t);
  52     QStringList tracksList;
  53     tracksList << i18n("Auto");
  54     for (uint i = 0; i < tracksCount; i++) {
  55         tracksList << QString::number(i);
  56     }
  57     tracksList << i18n("Black");
  58     ui.transitionTrack->blockSignals(true);
  59     ui.transitionTrack->clear();
  60     ui.transitionTrack->addItems(tracksList);
  61     ui.transitionTrack->blockSignals(false);
  62 }
  63
  64
  65 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent)
  66 {
  67     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
  68     if (reinit) {
  69         // Reset the transition parameters to the default one
  70         QDomElement newTransition = MainWindow::transitions.getEffectByName(ui.transitionList->currentText()).cloneNode().toElement();
  71         slotUpdateEffectParams(e, newTransition);
  72         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  73     } else if (!updateCurrent) {
  74         // Transition changed, update parameters dialog
  75         //slotUpdateEffectParams(e, e);
  76         effectEdit->transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  77     } else {
  78         // Same transition, we just want to update the parameters value
  79         slotUpdateEffectParams(e, e);
  80         if (m_usedTransition->hasGeometry()) emit transferParamDesc(m_usedTransition->toXML(), m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  81     }
  82 }
  83
  84 void TransitionSettings::slotTransitionTrackChanged()
  85 {
  86     if (m_usedTransition == NULL) return;
  87     int ix = 0;
  88     QDomElement oldxml = m_usedTransition->toXML().cloneNode().toElement();
  89     if (ui.transitionTrack->currentIndex() > 0) {
  90         ix = ui.transitionTrack->count() - ui.transitionTrack->currentIndex() - 1;
  91         m_usedTransition->setForcedTrack(true, ix);
  92         effectEdit->updateParameter("force_track", "1");
  93         emit transitionUpdated(m_usedTransition, oldxml);
  94     } else {
  95         m_usedTransition->setForcedTrack(false, ix);
  96         effectEdit->updateParameter("force_track", "0");
  97         emit transitionUpdated(m_usedTransition, oldxml);
  98     }
  99     effectEdit->updateParameter("transition_btrack", QString::number(ix));
 100 }
 101
 102 void TransitionSettings::slotTransitionItemSelected(Transition* t, bool update)
 103 {
 104     setEnabled(t != NULL);
 105     if (t == m_usedTransition) {
 106         if (t == NULL) return;
 107         if (update) {
 108             ui.transitionTrack->blockSignals(true);
 109             if (t->forcedTrack()) ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 110             else ui.transitionTrack->setCurrentIndex(0);
 111             ui.transitionTrack->blockSignals(false);
 112         }
 113         if (update || t->duration() != m_transitionDuration || t->startPos() != m_transitionStart) {
 114             m_transitionDuration = t->duration();
 115             m_transitionStart = t->startPos();
 116             slotTransitionChanged(false, true);
 117         }
 118         return;
 119     } else if (update) return;
 120     if (t) {
 121         m_transitionDuration = t->duration();
 122         m_transitionStart = t->startPos();
 123         ui.transitionTrack->blockSignals(true);
 124         if (!t->forcedTrack()) ui.transitionTrack->setCurrentIndex(0);
 125         else ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 126         ui.transitionTrack->blockSignals(false);
 127         int ix = ui.transitionList->findText(t->transitionName(), Qt::MatchExactly);
 128         m_usedTransition = t;
 129         if (ix != -1) {
 130             ui.transitionList->blockSignals(true);
 131             ui.transitionList->setCurrentIndex(ix);
 132             slotTransitionChanged(false, false);
 133             ui.transitionList->blockSignals(false);
 134         }
 135     }
 136
 137 }
 138
 139 void TransitionSettings::slotUpdateEffectParams(const QDomElement &oldparam, const QDomElement &param)
 140 {
 141     if (m_usedTransition) {
 142         m_usedTransition->setTransitionParameters(param);
 143         m_usedTransition->update();
 144     }
 145     //oldparam must be also first given to Transition and then return the toXML()
 146     if (oldparam != param) {
 147         emit transitionUpdated(m_usedTransition, oldparam);
 148     }
 149 }
 150
 151 void TransitionSettings::raiseWindow(QWidget* dock)
 152 {
 153     if (dock && m_usedTransition)
 154         dock->raise();
 155
 156 }
 157