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[kdenlive] / 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) {
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(this, SIGNAL(transferParamDesc(const QDomElement&, int , int)), effectEdit , SLOT(transferParamDesc(const QDomElement&, int , int)));
41     connect(effectEdit, SIGNAL(parameterChanged(const QDomElement&, const QDomElement&)), this , SLOT(slotUpdateEffectParams(const QDomElement&, const QDomElement&)));
42     ui.splitter->setStretchFactor(0, 1);
43     ui.splitter->setStretchFactor(1, 10);
44 }
45
46 void TransitionSettings::updateProjectFormat(MltVideoProfile profile) {
47     effectEdit->updateProjectFormat(profile);
48 }
49
50
51 void TransitionSettings::slotTransitionChanged(bool reinit) {
52     QDomElement e = m_usedTransition->toXML().cloneNode().toElement();
53     if (reinit) {
54         QDomElement newTransition = MainWindow::transitions.getEffectByName(ui.transitionList->currentText());
55         slotUpdateEffectParams(e, newTransition);
56         emit transferParamDesc(newTransition, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
57     } else {
58         //slotUpdateEffectParams(e, e);
59         emit transferParamDesc(e, m_usedTransition->startPos().frames(KdenliveSettings::project_fps()), m_usedTransition->endPos().frames(KdenliveSettings::project_fps()));
60     }
61 }
62
63 void TransitionSettings::slotTransitionItemSelected(Transition* t) {
64     setEnabled(t != NULL);
65     if (t == m_usedTransition) {
66         if (t && (t->duration() != m_transitionDuration || t->startPos() != m_transitionStart)) {
67             m_transitionDuration = t->duration();
68             m_transitionStart = t->startPos();
69             slotTransitionChanged(false);
70         }
71         return;
72     }
73     m_usedTransition = t;
74     if (m_usedTransition) {
75         m_transitionDuration = t->duration();
76         m_transitionStart = t->startPos();
77         int ix = ui.transitionList->findText(m_usedTransition->transitionName(), Qt::MatchExactly);
78         if (ix != -1) {
79             ui.transitionList->blockSignals(true);
80             ui.transitionList->setCurrentIndex(ix);
81             slotTransitionChanged(false);
82             ui.transitionList->blockSignals(false);
83         }
84     }
85
86 }
87
88 void TransitionSettings::slotUpdateEffectParams(const QDomElement& oldparam, const QDomElement& param) {
89     if (m_usedTransition) {
90         m_usedTransition->setTransitionParameters(param);
91         m_usedTransition->update();
92     }
93     /*QString test;
94     QTextStream str(&test);
95     oldparam.save(str, 2);
96     m_usedTransition->toXML().save(str, 2);*/
97     //kDebug() << test;
98     //oldparam must be also first given to Transition and then return the toXML()
99     if (oldparam != param) emit transitionUpdated(m_usedTransition, oldparam);
100 }
101
102 void TransitionSettings::raiseWindow(QWidget* dock) {
103     if (dock && m_usedTransition)
104         dock->raise();
105
106 }
107