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 {
  34     ui.setupUi(this);
  35     effectEdit = new EffectStackEdit(ui.frame);
  36     connect(effectEdit, SIGNAL(seekTimeline(int)), this, SIGNAL(seekTimeline(int)));
  37     setEnabled(false);
  38     ui.transitionList->addItems(MainWindow::transitions.effectNames());
  39     for (int i = 0; i < ui.transitionList->count(); i++) {
  40         ui.transitionList->setItemData(i, MainWindow::transitions.getInfoFromIndex(i), Qt::ToolTipRole);
  41     }
  42     //kDebug() << MainWindow::transitions.effectNames().size();
  43     //ui.listWidget->setCurrentRow(0);
  44     connect(ui.transitionList, SIGNAL(activated(int)), this, SLOT(slotTransitionChanged()));
  45     connect(ui.transitionTrack, SIGNAL(activated(int)), this, SLOT(slotTransitionTrackChanged()));
  46
  47     connect(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
  48     connect(effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), this , SLOT(slotUpdateEffectParams(const QDomElement&, const QDomElement&)));
  49 }
  50
  51 void TransitionSettings::updateProjectFormat(MltVideoProfile profile, Timecode t, const uint tracksCount)
  52 {
  53     m_tracksCount = tracksCount;
  54     effectEdit->updateProjectFormat(profile, t);
  55     QStringList tracksList;
  56     tracksList << i18n("Auto");
  57     for (uint i = 0; i < tracksCount; i++) {
  58         tracksList << QString::number(i);
  59     }
  60     tracksList << i18n("Black");
  61     ui.transitionTrack->blockSignals(true);
  62     ui.transitionTrack->clear();
  63     ui.transitionTrack->addItems(tracksList);
  64     ui.transitionTrack->blockSignals(false);
  65 }
  66
  67
  68 void TransitionSettings::slotTransitionChanged(bool reinit, bool updateCurrent)
  69 {
  70     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
  71     if (reinit) {
  72         // Reset the transition parameters to the default one
  73         QDomElement newTransition = MainWindow::transitions.getEffectByName(ui.transitionList->currentText()).cloneNode().toElement();
  74         slotUpdateEffectParams(e, newTransition);
  75         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  76     } else if (!updateCurrent) {
  77         // Transition changed, update parameters dialog
  78         //slotUpdateEffectParams(e, e);
  79         effectEdit->transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  80     } else {
  81         // Same transition, we just want to update the parameters value
  82         slotUpdateEffectParams(e, e);
  83         if (m_usedTransition->hasGeometry()) emit transferParamDesc(m_usedTransition->toXML(), m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
  84     }
  85 }
  86
  87 void TransitionSettings::slotTransitionTrackChanged()
  88 {
  89     if (m_usedTransition == NULL) return;
  90     int ix = 0;
  91     QDomElement oldxml = m_usedTransition->toXML().cloneNode().toElement();
  92     if (ui.transitionTrack->currentIndex() > 0) {
  93         ix = ui.transitionTrack->count() - ui.transitionTrack->currentIndex() - 1;
  94         m_usedTransition->setForcedTrack(true, ix);
  95         effectEdit->updateParameter("force_track", "1");
  96         emit transitionUpdated(m_usedTransition, oldxml);
  97     } else {
  98         m_usedTransition->setForcedTrack(false, ix);
  99         effectEdit->updateParameter("force_track", "0");
 100         emit transitionUpdated(m_usedTransition, oldxml);
 101     }
 102     effectEdit->updateParameter("transition_btrack", QString::number(ix));
 103 }
 104
 105 void TransitionSettings::slotTransitionItemSelected(Transition* t, bool update)
 106 {
 107     setEnabled(t != NULL);
 108     if (t == m_usedTransition) {
 109         if (t == NULL) return;
 110         if (update) {
 111             ui.transitionTrack->blockSignals(true);
 112             if (t->forcedTrack()) ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 113             else ui.transitionTrack->setCurrentIndex(0);
 114             ui.transitionTrack->blockSignals(false);
 115         }
 116         if (update || t->duration() != m_transitionDuration || t->startPos() != m_transitionStart) {
 117             m_transitionDuration = t->duration();
 118             m_transitionStart = t->startPos();
 119             slotTransitionChanged(false, true);
 120         }
 121         return;
 122     } else if (update) return;
 123     if (t) {
 124         m_transitionDuration = t->duration();
 125         m_transitionStart = t->startPos();
 126         ui.transitionTrack->blockSignals(true);
 127         if (!t->forcedTrack()) ui.transitionTrack->setCurrentIndex(0);
 128         else ui.transitionTrack->setCurrentIndex(m_tracksCount + 1 - t->transitionEndTrack());
 129         ui.transitionTrack->blockSignals(false);
 130         int ix = ui.transitionList->findText(t->transitionName(), Qt::MatchExactly);
 131         m_usedTransition = t;
 132         if (ix != -1) {
 133             ui.transitionList->blockSignals(true);
 134             ui.transitionList->setCurrentIndex(ix);
 135             slotTransitionChanged(false, false);
 136             ui.transitionList->blockSignals(false);
 137         }
 138     }
 139
 140 }
 141
 142 void TransitionSettings::slotUpdateEffectParams(const QDomElement &oldparam, const QDomElement &param)
 143 {
 144     if (m_usedTransition) {
 145         m_usedTransition->setTransitionParameters(param);
 146         m_usedTransition->update();
 147     }
 148     //oldparam must be also first given to Transition and then return the toXML()
 149     if (oldparam != param) {
 150         emit transitionUpdated(m_usedTransition, oldparam);
 151     }
 152 }
 153
 154 void TransitionSettings::raiseWindow(QWidget* dock)
 155 {
 156     if (dock && m_usedTransition)
 157         dock->raise();
 158
 159 }
 160