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 #include <KDebug>
  20
  21 #include "transitionsettings.h"
  22 #include "transition.h"
  23 #include "effectslist.h"
  24 #include "effectstackedit.h"
  25 #include "kdenlivesettings.h"
  26 #include "mainwindow.h"
  27
  28 TransitionSettings::TransitionSettings(QWidget* parent): QWidget(parent), m_tracksCount(0), m_usedTransition(NULL) {
  29     ui.setupUi(this);
  30     effectEdit = new EffectStackEdit(ui.frame);
  31     connect(effectEdit, SIGNAL(seekTimeline(int)), this, SIGNAL(seekTimeline(int)));
  32     setEnabled(false);
  33     ui.transitionList->addItems(MainWindow::transitions.effectNames());
  34     for (int i = 0; i < ui.transitionList->count(); i++) {
  35         ui.transitionList->setItemData(i, MainWindow::transitions.getInfoFromIndex(i), Qt::ToolTipRole);
  36     }
  37     //kDebug() << MainWindow::transitions.effectNames().size();
  38     //ui.listWidget->setCurrentRow(0);
  39     connect(ui.transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  40     connect(ui.transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  41
  42     connect(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
  43     connect(effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), this , SLOT(slotUpdateEffectParams(const QDomElement&, const QDomElement&)));
  44 }
  45
  46 void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const uint tracksCount) {
  47     m_tracksCount = tracksCount;
  48     effectEdit->updateProjectFormat(profile, t);
  49     QStringList tracksList;
  50     tracksList << i18n("Auto");
  51     for (uint i = 0; i < tracksCount; i++) {
  52         tracksList << QString::number(i);
  53     }
  54     tracksList << i18n("Black");
  55     ui.transitionTrack->blockSignals(true);
  56     ui.transitionTrack->clear();
  57     ui.transitionTrack->addItems(tracksList);
  58     ui.transitionTrack->blockSignals(false);
  59 }
  60
  61
  62 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent) {
  63     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
  64     if (reinit) {
  65         // Reset the transition parameters to the default one
  66         QDomElement newTransition = MainWindow::transitions.getEffectByName(ui.transitionList->currentText()).cloneNode().toElement();
  67         slotUpdateEffectParams(e, newTransition);
  68         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  69     } else if (!updateCurrent) {
  70         // Transition changed, update parameters dialog
  71         //slotUpdateEffectParams(e, e);
  72         effectEdit->transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  73     } else {
  74         // Same transition, we just want to update the parameters value
  75         slotUpdateEffectParams(e, e);
  76     }
  77 }
  78
  79 void TransitionSettings::slotTransitionTrackChanged() {
  80     emit transitionTrackUpdated(m_usedTransition, ui.transitionTrack->currentIndex());
  81 }
  82
  83 void TransitionSettings::slotTransitionItemSelected(Transition* t, bool update) {
  84     setEnabled(t != NULL);
  85     if (t == m_usedTransition) {
  86         if (t == NULL) return;
  87         if (update) {
  88             ui.transitionTrack->blockSignals(true);
  89             if (t->forcedTrack()) ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
  90             else ui.transitionTrack->setCurrentIndex(0);
  91             ui.transitionTrack->blockSignals(false);
  92         }
  93         if (update || t->duration() != m_transitionDuration || t->startPos() != m_transitionStart) {
  94             m_transitionDuration = t->duration();
  95             m_transitionStart = t->startPos();
  96             slotTransitionChanged(false, true);
  97         }
  98         return;
  99     } else if (update) return;
 100     if (t) {
 101         m_transitionDuration = t->duration();
 102         m_transitionStart = t->startPos();
 103         ui.transitionTrack->blockSignals(true);
 104         if (!t->forcedTrack()) ui.transitionTrack->setCurrentIndex(0);
 105         else ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 106         ui.transitionTrack->blockSignals(false);
 107         int ix = ui.transitionList->findText(t->transitionName(), Qt::MatchExactly);
 108         m_usedTransition = t;
 109         if (ix != -1) {
 110             ui.transitionList->blockSignals(true);
 111             ui.transitionList->setCurrentIndex(ix);
 112             slotTransitionChanged(false, false);
 113             ui.transitionList->blockSignals(false);
 114         }
 115     }
 116
 117 }
 118
 119 void TransitionSettings::slotUpdateEffectParams(const QDomElement& oldparam, const QDomElement& param) {
 120     if (m_usedTransition) {
 121         bool forced = m_usedTransition->forcedTrack();
 122         m_usedTransition->setTransitionParameters(param);
 123         m_usedTransition->setForcedTrack(forced, m_usedTransition->transitionEndTrack());
 124         m_usedTransition->update();
 125     }
 126     /*QString test;
 127     QTextStream str(&test);
 128     oldparam.save(str, 2);
 129     m_usedTransition->toXML().save(str, 2);*/
 130     //kDebug() << test;
 131     //oldparam must be also first given to Transition and then return the toXML()
 132     if (oldparam != param) emit transitionUpdated(m_usedTransition, oldparam);
 133 }
 134
 135 void TransitionSettings::raiseWindow(QWidget* dock) {
 136     if (dock && m_usedTransition)
 137         dock->raise();
 138
 139 }
 140