1 /***************************************************************************
2 geomeytrval.cpp - description
5 copyright : (C) 2008 by Marco Gittler
6 email : g.marco@freenet.de
7 ***************************************************************************/
9 /***************************************************************************
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. *
16 ***************************************************************************/
18 #include "keyframeedit.h"
19 #include "kdenlivesettings.h"
24 KeyframeEdit::KeyframeEdit(QDomElement e, int max, Timecode tc, QWidget* parent) :
32 m_ui.keyframe_list->setHeaderLabels(QStringList() << i18n("Position") << i18n("Value"));
33 //setResizeMode(1, QHeaderView::Interactive);
34 m_ui.button_add->setIcon(KIcon("document-new"));
35 m_ui.button_delete->setIcon(KIcon("edit-delete"));
36 connect(m_ui.keyframe_list, SIGNAL(itemSelectionChanged()/*itemClicked(QTreeWidgetItem *, int)*/), this, SLOT(slotAdjustKeyframeInfo()));
38 m_ui.keyframe_list->header()->resizeSections(QHeaderView::ResizeToContents);
39 connect(m_ui.button_delete, SIGNAL(clicked()), this, SLOT(slotDeleteKeyframe()));
40 connect(m_ui.button_add, SIGNAL(clicked()), this, SLOT(slotAddKeyframe()));
41 connect(m_ui.keyframe_list, SIGNAL(itemChanged(QTreeWidgetItem *, int)), this, SLOT(slotGenerateParams(QTreeWidgetItem *, int)));
42 connect(m_ui.keyframe_list, SIGNAL(itemDoubleClicked(QTreeWidgetItem *, int)), this, SLOT(slotSaveCurrentParam(QTreeWidgetItem *, int)));
43 connect(m_ui.keyframe_pos, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustKeyframeValue(int)));
44 m_ui.keyframe_pos->setPageStep(1);
47 void KeyframeEdit::setupParam(QDomElement e)
49 if (!e.isNull()) m_param = e;
50 m_ui.keyframe_list->clear();
51 QStringList frames = m_param.attribute("keyframes").split(";", QString::SkipEmptyParts);
52 for (int i = 0; i < frames.count(); i++) {
53 QString framePos = m_timecode.getTimecodeFromFrames(frames.at(i).section(':', 0, 0).toInt());
54 QTreeWidgetItem *item = new QTreeWidgetItem(QStringList() << framePos << frames.at(i).section(':', 1, 1));
55 item->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
56 m_ui.keyframe_list->addTopLevelItem(item);
58 QTreeWidgetItem *first = m_ui.keyframe_list->topLevelItem(0);
59 if (first) m_ui.keyframe_list->setCurrentItem(first);
60 slotAdjustKeyframeInfo();
61 m_ui.button_delete->setEnabled(m_ui.keyframe_list->topLevelItemCount() > 2);
64 void KeyframeEdit::slotDeleteKeyframe()
66 if (m_ui.keyframe_list->topLevelItemCount() < 3) return;
67 QTreeWidgetItem *item = m_ui.keyframe_list->currentItem();
72 m_ui.button_delete->setEnabled(m_ui.keyframe_list->topLevelItemCount() > 2);
75 void KeyframeEdit::slotAddKeyframe()
77 m_ui.keyframe_list->blockSignals(true);
79 QTreeWidgetItem *item = m_ui.keyframe_list->currentItem();
80 if (item == NULL) return;
81 int ix = m_ui.keyframe_list->indexOfTopLevelItem(item);
82 int pos1 = m_timecode.getFrameCount(item->text(0), m_timecode.fps());
83 QTreeWidgetItem *below = m_ui.keyframe_list->topLevelItem(ix + 1);
84 if (below == NULL) below = m_ui.keyframe_list->topLevelItem(ix - 1);
86 if (pos1 == 0) pos2 = m_max;
89 pos2 = m_timecode.getFrameCount(below->text(0), m_timecode.fps());
92 int result = (pos1 + pos2) / 2;
93 if (result > pos1) ix++;
94 QTreeWidgetItem *newItem = new QTreeWidgetItem(QStringList() << m_timecode.getTimecodeFromFrames(result) << item->text(1));
95 newItem->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled);
96 m_ui.keyframe_list->insertTopLevelItem(ix, newItem);
97 m_ui.keyframe_list->setCurrentItem(newItem);
98 slotAdjustKeyframeInfo();
99 m_ui.keyframe_list->blockSignals(false);
100 m_ui.button_delete->setEnabled(m_ui.keyframe_list->topLevelItemCount() > 2);
101 slotGenerateParams();
104 void KeyframeEdit::slotGenerateParams(QTreeWidgetItem *item, int column)
108 QString val = item->text(0);
109 int pos = m_timecode.getFrameCount(val, m_timecode.fps());
112 val = m_timecode.getTimecodeFromFrames(pos);
116 val = m_timecode.getTimecodeFromFrames(pos);
118 QList<QTreeWidgetItem *> duplicates = m_ui.keyframe_list->findItems(val, Qt::MatchExactly, 0);
119 duplicates.removeAll(item);
120 if (!duplicates.isEmpty()) {
121 // Trying to insert a keyframe at existing value, revert it
122 val = m_timecode.getTimecodeFromFrames(m_previousPos);
124 if (val != item->text(0)) item->setText(0, val);
127 if (item->text(1).toInt() >= m_param.attribute("max").toInt()) item->setText(1, m_param.attribute("max"));
128 if (item->text(1).toInt() <= m_param.attribute("min").toInt()) item->setText(1, m_param.attribute("min"));
132 for (int i = 0; i < m_ui.keyframe_list->topLevelItemCount(); i++) {
133 QTreeWidgetItem *item = m_ui.keyframe_list->topLevelItem(i);
134 keyframes.append(QString::number(m_timecode.getFrameCount(item->text(0), m_timecode.fps())) + ':' + item->text(1) + ';');
136 m_param.setAttribute("keyframes", keyframes);
137 emit parameterChanged();
140 void KeyframeEdit::slotAdjustKeyframeInfo()
142 QTreeWidgetItem *item = m_ui.keyframe_list->currentItem();
146 QTreeWidgetItem *above = m_ui.keyframe_list->itemAbove(item);
147 QTreeWidgetItem *below = m_ui.keyframe_list->itemBelow(item);
148 if (above) min = m_timecode.getFrameCount(above->text(0), m_timecode.fps()) + 1;
149 if (below) max = m_timecode.getFrameCount(below->text(0), m_timecode.fps()) - 1;
150 m_ui.keyframe_pos->blockSignals(true);
151 m_ui.keyframe_pos->setRange(min, max);
152 m_ui.keyframe_pos->setValue(m_timecode.getFrameCount(item->text(0), m_timecode.fps()));
153 m_ui.keyframe_pos->blockSignals(false);
156 void KeyframeEdit::slotAdjustKeyframeValue(int value)
158 QTreeWidgetItem *item = m_ui.keyframe_list->currentItem();
159 item->setText(0, m_timecode.getTimecodeFromFrames(value));
162 void KeyframeEdit::slotSaveCurrentParam(QTreeWidgetItem *item, int column)
164 if (item && column == 0) m_previousPos = m_timecode.getFrameCount(item->text(0), m_timecode.fps());