1 /***************************************************************************
2 keyframedit.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 "doubleparameterwidget.h"
20 #include "positionedit.h"
21 #include "kdenlivesettings.h"
24 #include <KGlobalSettings>
26 #include <QHeaderView>
27 #include <QButtonGroup>
28 #include <QRadioButton>
30 KeyframeEdit::KeyframeEdit(QDomElement e, int minFrame, int maxFrame, Timecode tc, int activeKeyframe, QWidget* parent) :
38 // special case: keyframe for tracks, do not allow keyframes
39 widgetTable->setHidden(true);
41 keyframe_list->setFont(KGlobalSettings::generalFont());
42 buttonSeek->setChecked(KdenliveSettings::keyframeseek());
43 connect(buttonSeek, SIGNAL(toggled(bool)), this, SLOT(slotSetSeeking(bool)));
45 buttonKeyframes->setIcon(KIcon("chronometer"));
46 button_add->setIcon(KIcon("list-add"));
47 button_add->setToolTip(i18n("Add keyframe"));
48 button_delete->setIcon(KIcon("list-remove"));
49 button_delete->setToolTip(i18n("Delete keyframe"));
50 buttonResetKeyframe->setIcon(KIcon("edit-undo"));
51 buttonSeek->setIcon(KIcon("insert-link"));
52 connect(keyframe_list, SIGNAL(itemSelectionChanged()), this, SLOT(slotAdjustKeyframeInfo()));
53 connect(keyframe_list, SIGNAL(cellChanged(int, int)), this, SLOT(slotGenerateParams(int, int)));
55 m_position = new PositionEdit(i18n("Position"), 0, 0, 1, tc, widgetTable);
56 ((QGridLayout*)widgetTable->layout())->addWidget(m_position, 3, 0, 1, -1);
58 m_showButtons = new QButtonGroup(this);
59 m_slidersLayout = new QGridLayout(param_sliders);
60 keyframe_list->setSelectionBehavior(QAbstractItemView::SelectRows);
61 keyframe_list->setSelectionMode(QAbstractItemView::SingleSelection);
62 addParameter(e, activeKeyframe);
63 keyframe_list->resizeRowsToContents();
65 //keyframe_list->horizontalHeader()->resizeSections(QHeaderView::ResizeToContents);
66 connect(button_delete, SIGNAL(clicked()), this, SLOT(slotDeleteKeyframe()));
67 connect(button_add, SIGNAL(clicked()), this, SLOT(slotAddKeyframe()));
68 connect(buttonKeyframes, SIGNAL(clicked()), this, SLOT(slotKeyframeMode()));
69 connect(buttonResetKeyframe, SIGNAL(clicked()), this, SLOT(slotResetKeyframe()));
70 connect(m_position, SIGNAL(parameterChanged(int)), this, SLOT(slotAdjustKeyframePos(int)));
71 connect(m_showButtons, SIGNAL(buttonClicked(int)), this, SLOT(slotUpdateVisibleParameter(int)));
73 //connect(keyframe_list, SIGNAL(itemDoubleClicked(QTreeWidgetItem *, int)), this, SLOT(slotSaveCurrentParam(QTreeWidgetItem *, int)));
75 if (!keyframe_list->currentItem()) {
76 keyframe_list->setCurrentCell(0, 0);
77 keyframe_list->selectRow(0);
79 // ensure the keyframe list shows at least 3 lines
80 keyframe_list->setMinimumHeight(QFontInfo(keyframe_list->font()).pixelSize() * 9);
82 // Do not show keyframe table if only one keyframe exists at the beginning
83 if (keyframe_list->rowCount() < 2 && getPos(0) == m_min && m_max != -1)
84 widgetTable->setHidden(true);
86 buttonKeyframes->setHidden(true);
89 KeyframeEdit::~KeyframeEdit()
91 keyframe_list->blockSignals(true);
92 keyframe_list->clear();
94 while ((child = m_slidersLayout->takeAt(0)) != 0) {
95 QWidget *wid = child->widget();
102 void KeyframeEdit::addParameter(QDomElement e, int activeKeyframe)
104 keyframe_list->blockSignals(true);
105 m_params.append(e.cloneNode().toElement());
107 QDomElement na = e.firstChildElement("name");
108 QString paramName = i18n(na.text().toUtf8().data());
109 QDomElement commentElem = e.firstChildElement("comment");
111 if (!commentElem.isNull())
112 comment = i18n(commentElem.text().toUtf8().data());
114 int columnId = keyframe_list->columnCount();
115 keyframe_list->insertColumn(columnId);
116 keyframe_list->setHorizontalHeaderItem(columnId, new QTableWidgetItem(paramName));
118 DoubleParameterWidget *doubleparam = new DoubleParameterWidget(paramName, 0,
119 m_params.at(columnId).attribute("min").toInt(), m_params.at(columnId).attribute("max").toInt(),
120 m_params.at(columnId).attribute("default").toInt(), comment, m_params.at(columnId).attribute("suffix"), this);
121 connect(doubleparam, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustKeyframeValue(int)));
122 connect(this, SIGNAL(showComments(bool)), doubleparam, SLOT(slotShowComment(bool)));
123 m_slidersLayout->addWidget(doubleparam, columnId, 0);
125 QRadioButton *radio = new QRadioButton(this);
126 radio->setToolTip(i18n("Show %1 in timeline").arg(paramName));
127 m_showButtons->addButton(radio, columnId);
128 if (e.attribute("intimeline") == "1")
129 radio->setChecked(true);
131 QVBoxLayout *radioLayout = new QVBoxLayout;
132 radioLayout->addWidget(radio, 0, Qt::AlignTop);
133 m_slidersLayout->addLayout(radioLayout, columnId, 1);
135 QStringList frames = e.attribute("keyframes").split(";", QString::SkipEmptyParts);
136 for (int i = 0; i < frames.count(); i++) {
137 int frame = frames.at(i).section(':', 0, 0).toInt();
140 for (j = 0; j < keyframe_list->rowCount(); j++) {
141 int currentPos = getPos(j);
142 if (frame == currentPos) {
143 keyframe_list->setItem(j, columnId, new QTableWidgetItem(frames.at(i).section(':', 1, 1)));
146 } else if (currentPos > frame) {
151 keyframe_list->insertRow(j);
152 keyframe_list->setVerticalHeaderItem(j, new QTableWidgetItem(getPosString(frame)));
153 keyframe_list->setItem(j, columnId, new QTableWidgetItem(frames.at(i).section(':', 1, 1)));
154 keyframe_list->resizeRowToContents(j);
156 if ((activeKeyframe > -1) && (activeKeyframe == frame)) {
157 keyframe_list->setCurrentCell(i, columnId);
158 keyframe_list->selectRow(i);
161 keyframe_list->resizeColumnsToContents();
162 keyframe_list->blockSignals(false);
163 slotAdjustKeyframeInfo(false);
164 button_delete->setEnabled(keyframe_list->rowCount() > 1);
167 void KeyframeEdit::slotDeleteKeyframe()
169 if (keyframe_list->rowCount() < 2)
171 int col = keyframe_list->currentColumn();
172 int row = keyframe_list->currentRow();
173 keyframe_list->removeRow(keyframe_list->currentRow());
174 row = qMin(row, keyframe_list->rowCount() - 1);
175 keyframe_list->setCurrentCell(row, col);
176 keyframe_list->selectRow(row);
179 bool disable = keyframe_list->rowCount() < 2;
180 button_delete->setEnabled(!disable);
181 disable &= getPos(0) == m_min;
182 widgetTable->setHidden(disable);
183 buttonKeyframes->setHidden(!disable);
186 void KeyframeEdit::slotAddKeyframe()
188 keyframe_list->blockSignals(true);
189 QTableWidgetItem *item = keyframe_list->currentItem();
190 int row = keyframe_list->currentRow();
191 int col = keyframe_list->currentColumn();
193 int pos1 = getPos(row);
196 if (row < (keyframe_list->rowCount() - 1)) {
197 result = pos1 + (getPos(row + 1) - pos1) / 2;
199 } else if (row == 0) {
207 int pos2 = getPos(row - 1);
208 result = pos2 + (pos1 - pos2) / 2;
211 keyframe_list->insertRow(newrow);
212 keyframe_list->setVerticalHeaderItem(newrow, new QTableWidgetItem(getPosString(result)));
213 for (int i = 0; i < keyframe_list->columnCount(); i++)
214 keyframe_list->setItem(newrow, i, new QTableWidgetItem(keyframe_list->item(item->row(), i)->text()));
216 keyframe_list->resizeRowsToContents();
217 slotAdjustKeyframeInfo();
218 keyframe_list->blockSignals(false);
220 button_delete->setEnabled(keyframe_list->rowCount() > 1);
221 keyframe_list->setCurrentCell(newrow, col);
222 keyframe_list->selectRow(newrow);
223 //slotGenerateParams(newrow, 0);
226 void KeyframeEdit::slotGenerateParams(int row, int column)
229 // position of keyframe changed
230 QTableWidgetItem *item = keyframe_list->item(row, 0);
234 int pos = getPos(row);
237 if (m_max != -1 && pos > m_max)
239 QString val = getPosString(pos);
240 if (val != keyframe_list->verticalHeaderItem(row)->text())
241 keyframe_list->verticalHeaderItem(row)->setText(val);
243 for (int col = 0; col < keyframe_list->horizontalHeader()->count(); col++) {
244 item = keyframe_list->item(row, col);
245 int v = item->text().toInt();
246 if (v >= m_params.at(col).attribute("max").toInt())
247 item->setText(m_params.at(col).attribute("max"));
248 if (v <= m_params.at(col).attribute("min").toInt())
249 item->setText(m_params.at(col).attribute("min"));
251 for (int i = 0; i < keyframe_list->rowCount(); i++) {
252 if (keyframe_list->item(i, col))
253 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, col)->text() + ';');
255 m_params[col].setAttribute("keyframes", keyframes);
258 emit parameterChanged();
262 QTableWidgetItem *item = keyframe_list->item(row, column);
266 int pos = getPos(row);
269 if (m_max != -1 && pos > m_max)
271 /*QList<QTreeWidgetItem *> duplicates = keyframe_list->findItems(val, Qt::MatchExactly, 0);
272 duplicates.removeAll(item);
273 if (!duplicates.isEmpty()) {
274 // Trying to insert a keyframe at existing value, revert it
275 val = m_timecode.getTimecodeFromFrames(m_previousPos);
277 QString val = getPosString(pos);
278 if (val != keyframe_list->verticalHeaderItem(row)->text())
279 keyframe_list->verticalHeaderItem(row)->setText(val);
281 int v = item->text().toInt();
282 if (v >= m_params.at(column).attribute("max").toInt())
283 item->setText(m_params.at(column).attribute("max"));
284 if (v <= m_params.at(column).attribute("min").toInt())
285 item->setText(m_params.at(column).attribute("min"));
286 slotAdjustKeyframeInfo(false);
289 for (int i = 0; i < keyframe_list->rowCount(); i++) {
290 if (keyframe_list->item(i, column))
291 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, column)->text() + ';');
293 m_params[column].setAttribute("keyframes", keyframes);
294 emit parameterChanged();
297 void KeyframeEdit::generateAllParams()
299 for (int col = 0; col < keyframe_list->columnCount(); col++) {
301 for (int i = 0; i < keyframe_list->rowCount(); i++) {
302 if (keyframe_list->item(i, col))
303 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, col)->text() + ';');
305 m_params[col].setAttribute("keyframes", keyframes);
307 emit parameterChanged();
310 const QString KeyframeEdit::getValue(const QString &name)
312 for (int col = 0; col < keyframe_list->columnCount(); col++) {
313 QDomNode na = m_params.at(col).firstChildElement("name");
314 QString paramName = i18n(na.toElement().text().toUtf8().data());
315 if (paramName == name)
316 return m_params.at(col).attribute("keyframes");
321 void KeyframeEdit::slotAdjustKeyframeInfo(bool seek)
323 QTableWidgetItem *item = keyframe_list->currentItem();
328 QTableWidgetItem *above = keyframe_list->item(item->row() - 1, item->column());
329 QTableWidgetItem *below = keyframe_list->item(item->row() + 1, item->column());
331 min = getPos(above->row()) + 1;
333 max = getPos(below->row()) - 1;
335 m_position->blockSignals(true);
336 m_position->setRange(min, max);
337 m_position->setPosition(getPos(item->row()));
338 m_position->blockSignals(false);
340 for (int col = 0; col < keyframe_list->columnCount(); col++) {
341 DoubleParameterWidget *doubleparam = static_cast <DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
344 doubleparam->blockSignals(true);
345 if (keyframe_list->item(item->row(), col)) {
346 doubleparam->setValue(keyframe_list->item(item->row(), col)->text().toInt());
348 kDebug() << "Null pointer exception caught: http://www.kdenlive.org/mantis/view.php?id=1771";
350 doubleparam->blockSignals(false);
352 if (KdenliveSettings::keyframeseek() && seek)
353 emit seekToPos(m_position->getPosition() - m_min);
356 void KeyframeEdit::slotAdjustKeyframePos(int value)
358 QTableWidgetItem *item = keyframe_list->currentItem();
359 keyframe_list->verticalHeaderItem(item->row())->setText(getPosString(value));
360 slotGenerateParams(item->row(), -1);
361 if (KdenliveSettings::keyframeseek())
362 emit seekToPos(value - m_min);
365 void KeyframeEdit::slotAdjustKeyframeValue(int value)
369 QTableWidgetItem *item = keyframe_list->currentItem();
370 for (int col = 0; col < keyframe_list->columnCount(); col++) {
371 DoubleParameterWidget *doubleparam = static_cast <DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
374 int val = doubleparam->getValue();
375 QTableWidgetItem *nitem = keyframe_list->item(item->row(), col);
376 if (nitem->text().toInt() != val)
377 nitem->setText(QString::number(val));
379 //keyframe_list->item(item->row() - 1, item->column());
383 int KeyframeEdit::getPos(int row)
385 if (KdenliveSettings::frametimecode())
386 return keyframe_list->verticalHeaderItem(row)->text().toInt();
388 return m_timecode.getFrameCount(keyframe_list->verticalHeaderItem(row)->text());
391 QString KeyframeEdit::getPosString(int pos)
393 if (KdenliveSettings::frametimecode())
394 return QString::number(pos);
396 return m_timecode.getTimecodeFromFrames(pos);
399 void KeyframeEdit::slotSetSeeking(bool seek)
401 KdenliveSettings::setKeyframeseek(seek);
404 void KeyframeEdit::updateTimecodeFormat()
406 for (int row = 0; row < keyframe_list->rowCount(); ++row) {
407 QString pos = keyframe_list->verticalHeaderItem(row)->text();
408 if (KdenliveSettings::frametimecode())
409 keyframe_list->verticalHeaderItem(row)->setText(QString::number(m_timecode.getFrameCount(pos)));
411 keyframe_list->verticalHeaderItem(row)->setText(m_timecode.getTimecodeFromFrames(pos.toInt()));
414 m_position->updateTimecodeFormat();
417 void KeyframeEdit::slotKeyframeMode()
419 widgetTable->setHidden(false);
420 buttonKeyframes->setHidden(true);
424 void KeyframeEdit::slotResetKeyframe()
426 for (int col = 0; col < keyframe_list->columnCount(); ++col) {
427 DoubleParameterWidget *doubleparam = static_cast<DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
429 doubleparam->slotReset();
433 void KeyframeEdit::slotUpdateVisibleParameter(int id, bool update)
435 for (int i = 0; i < m_params.count(); ++i)
436 m_params[i].setAttribute("intimeline", (i == id ? "1" : "0"));
437 if (update) emit parameterChanged();
440 bool KeyframeEdit::isVisibleParam(const QString& name)
442 for (int col = 0; col < keyframe_list->columnCount(); ++col) {
443 QDomNode na = m_params.at(col).firstChildElement("name");
444 QString paramName = i18n(na.toElement().text().toUtf8().data());
445 if (paramName == name)
446 return m_params.at(col).attribute("intimeline") == "1";
451 void KeyframeEdit::checkVisibleParam()
453 if (m_params.count() == 0)
456 foreach(QDomElement elem, m_params) {
457 if (elem.attribute("intimeline") == "1")
461 slotUpdateVisibleParameter(0, false);
462 QRadioButton *radio = static_cast<QRadioButton*>(m_slidersLayout->itemAtPosition(0, 1)->widget());
464 radio->setChecked(true);
467 #include "keyframeedit.moc"