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()), doubleparam, SLOT(slotShowComment()));
123 m_slidersLayout->addWidget(doubleparam, columnId, 0);
125 QRadioButton *radio = new QRadioButton(this);
126 m_showButtons->addButton(radio, columnId);
127 if (e.attribute("intimeline") == "1")
128 radio->setChecked(true);
130 QVBoxLayout *radioLayout = new QVBoxLayout(this);
131 radioLayout->addWidget(radio, 0, Qt::AlignTop);
132 m_slidersLayout->addLayout(radioLayout, columnId, 1);
134 QStringList frames = e.attribute("keyframes").split(";", QString::SkipEmptyParts);
135 for (int i = 0; i < frames.count(); i++) {
136 int frame = frames.at(i).section(':', 0, 0).toInt();
139 for (j = 0; j < keyframe_list->rowCount(); j++) {
140 int currentPos = getPos(j);
141 if (frame == currentPos) {
142 keyframe_list->setItem(j, columnId, new QTableWidgetItem(frames.at(i).section(':', 1, 1)));
145 } else if (currentPos > frame) {
150 keyframe_list->insertRow(j);
151 keyframe_list->setVerticalHeaderItem(j, new QTableWidgetItem(getPosString(frame)));
152 keyframe_list->setItem(j, columnId, new QTableWidgetItem(frames.at(i).section(':', 1, 1)));
153 keyframe_list->resizeRowToContents(j);
155 if ((activeKeyframe > -1) && (activeKeyframe == frame)) {
156 keyframe_list->setCurrentCell(i, columnId);
157 keyframe_list->selectRow(i);
160 keyframe_list->resizeColumnsToContents();
161 keyframe_list->blockSignals(false);
162 slotAdjustKeyframeInfo(false);
163 button_delete->setEnabled(keyframe_list->rowCount() > 1);
166 void KeyframeEdit::slotDeleteKeyframe()
168 if (keyframe_list->rowCount() < 2)
170 int col = keyframe_list->currentColumn();
171 int row = keyframe_list->currentRow();
172 keyframe_list->removeRow(keyframe_list->currentRow());
173 row = qMin(row, keyframe_list->rowCount() - 1);
174 keyframe_list->setCurrentCell(row, col);
175 keyframe_list->selectRow(row);
178 bool disable = keyframe_list->rowCount() < 2;
179 button_delete->setEnabled(!disable);
180 disable &= getPos(0) == m_min;
181 widgetTable->setHidden(disable);
182 buttonKeyframes->setHidden(!disable);
185 void KeyframeEdit::slotAddKeyframe()
187 keyframe_list->blockSignals(true);
188 QTableWidgetItem *item = keyframe_list->currentItem();
189 int row = keyframe_list->currentRow();
190 int col = keyframe_list->currentColumn();
192 int pos1 = getPos(row);
195 if (row < (keyframe_list->rowCount() - 1)) {
196 result = pos1 + (getPos(row + 1) - pos1) / 2;
198 } else if (row == 0) {
206 int pos2 = getPos(row - 1);
207 result = pos2 + (pos1 - pos2) / 2;
210 keyframe_list->insertRow(newrow);
211 keyframe_list->setVerticalHeaderItem(newrow, new QTableWidgetItem(getPosString(result)));
212 for (int i = 0; i < keyframe_list->columnCount(); i++)
213 keyframe_list->setItem(newrow, i, new QTableWidgetItem(keyframe_list->item(item->row(), i)->text()));
215 keyframe_list->resizeRowsToContents();
216 slotAdjustKeyframeInfo();
217 keyframe_list->blockSignals(false);
219 button_delete->setEnabled(keyframe_list->rowCount() > 1);
220 keyframe_list->setCurrentCell(newrow, col);
221 keyframe_list->selectRow(newrow);
222 //slotGenerateParams(newrow, 0);
225 void KeyframeEdit::slotGenerateParams(int row, int column)
228 // position of keyframe changed
229 QTableWidgetItem *item = keyframe_list->item(row, 0);
233 int pos = getPos(row);
236 if (m_max != -1 && pos > m_max)
238 QString val = getPosString(pos);
239 if (val != keyframe_list->verticalHeaderItem(row)->text())
240 keyframe_list->verticalHeaderItem(row)->setText(val);
242 for (int col = 0; col < keyframe_list->horizontalHeader()->count(); col++) {
243 item = keyframe_list->item(row, col);
244 int v = item->text().toInt();
245 if (v >= m_params.at(col).attribute("max").toInt())
246 item->setText(m_params.at(col).attribute("max"));
247 if (v <= m_params.at(col).attribute("min").toInt())
248 item->setText(m_params.at(col).attribute("min"));
250 for (int i = 0; i < keyframe_list->rowCount(); i++) {
251 if (keyframe_list->item(i, col))
252 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, col)->text() + ';');
254 m_params[col].setAttribute("keyframes", keyframes);
257 emit parameterChanged();
261 QTableWidgetItem *item = keyframe_list->item(row, column);
265 int pos = getPos(row);
268 if (m_max != -1 && pos > m_max)
270 /*QList<QTreeWidgetItem *> duplicates = keyframe_list->findItems(val, Qt::MatchExactly, 0);
271 duplicates.removeAll(item);
272 if (!duplicates.isEmpty()) {
273 // Trying to insert a keyframe at existing value, revert it
274 val = m_timecode.getTimecodeFromFrames(m_previousPos);
276 QString val = getPosString(pos);
277 if (val != keyframe_list->verticalHeaderItem(row)->text())
278 keyframe_list->verticalHeaderItem(row)->setText(val);
280 int v = item->text().toInt();
281 if (v >= m_params.at(column).attribute("max").toInt())
282 item->setText(m_params.at(column).attribute("max"));
283 if (v <= m_params.at(column).attribute("min").toInt())
284 item->setText(m_params.at(column).attribute("min"));
285 slotAdjustKeyframeInfo(false);
288 for (int i = 0; i < keyframe_list->rowCount(); i++) {
289 if (keyframe_list->item(i, column))
290 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, column)->text() + ';');
292 m_params[column].setAttribute("keyframes", keyframes);
293 emit parameterChanged();
296 void KeyframeEdit::generateAllParams()
298 for (int col = 0; col < keyframe_list->columnCount(); col++) {
300 for (int i = 0; i < keyframe_list->rowCount(); i++) {
301 if (keyframe_list->item(i, col))
302 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, col)->text() + ';');
304 m_params[col].setAttribute("keyframes", keyframes);
306 emit parameterChanged();
309 const QString KeyframeEdit::getValue(const QString &name)
311 for (int col = 0; col < keyframe_list->columnCount(); col++) {
312 QDomNode na = m_params.at(col).firstChildElement("name");
313 QString paramName = i18n(na.toElement().text().toUtf8().data());
314 if (paramName == name)
315 return m_params.at(col).attribute("keyframes");
320 void KeyframeEdit::slotAdjustKeyframeInfo(bool seek)
322 QTableWidgetItem *item = keyframe_list->currentItem();
327 QTableWidgetItem *above = keyframe_list->item(item->row() - 1, item->column());
328 QTableWidgetItem *below = keyframe_list->item(item->row() + 1, item->column());
330 min = getPos(above->row()) + 1;
332 max = getPos(below->row()) - 1;
334 m_position->blockSignals(true);
335 m_position->setRange(min, max);
336 m_position->setPosition(getPos(item->row()));
337 m_position->blockSignals(false);
339 for (int col = 0; col < keyframe_list->columnCount(); col++) {
340 DoubleParameterWidget *doubleparam = static_cast <DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
343 doubleparam->blockSignals(true);
344 if (keyframe_list->item(item->row(), col)) {
345 doubleparam->setValue(keyframe_list->item(item->row(), col)->text().toInt());
347 kDebug() << "Null pointer exception caught: http://www.kdenlive.org/mantis/view.php?id=1771";
349 doubleparam->blockSignals(false);
351 if (KdenliveSettings::keyframeseek() && seek)
352 emit seekToPos(m_position->getPosition() - m_min);
355 void KeyframeEdit::slotAdjustKeyframePos(int value)
357 QTableWidgetItem *item = keyframe_list->currentItem();
358 keyframe_list->verticalHeaderItem(item->row())->setText(getPosString(value));
359 slotGenerateParams(item->row(), -1);
360 if (KdenliveSettings::keyframeseek())
361 emit seekToPos(value - m_min);
364 void KeyframeEdit::slotAdjustKeyframeValue(int value)
368 QTableWidgetItem *item = keyframe_list->currentItem();
369 for (int col = 0; col < keyframe_list->columnCount(); col++) {
370 DoubleParameterWidget *doubleparam = static_cast <DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
373 int val = doubleparam->getValue();
374 QTableWidgetItem *nitem = keyframe_list->item(item->row(), col);
375 if (nitem->text().toInt() != val)
376 nitem->setText(QString::number(val));
378 //keyframe_list->item(item->row() - 1, item->column());
382 int KeyframeEdit::getPos(int row)
384 if (KdenliveSettings::frametimecode())
385 return keyframe_list->verticalHeaderItem(row)->text().toInt();
387 return m_timecode.getFrameCount(keyframe_list->verticalHeaderItem(row)->text());
390 QString KeyframeEdit::getPosString(int pos)
392 if (KdenliveSettings::frametimecode())
393 return QString::number(pos);
395 return m_timecode.getTimecodeFromFrames(pos);
398 void KeyframeEdit::slotSetSeeking(bool seek)
400 KdenliveSettings::setKeyframeseek(seek);
403 void KeyframeEdit::updateTimecodeFormat()
405 for (int row = 0; row < keyframe_list->rowCount(); ++row) {
406 QString pos = keyframe_list->verticalHeaderItem(row)->text();
407 if (KdenliveSettings::frametimecode())
408 keyframe_list->verticalHeaderItem(row)->setText(QString::number(m_timecode.getFrameCount(pos)));
410 keyframe_list->verticalHeaderItem(row)->setText(m_timecode.getTimecodeFromFrames(pos.toInt()));
413 m_position->updateTimecodeFormat();
416 void KeyframeEdit::slotKeyframeMode()
418 widgetTable->setHidden(false);
419 buttonKeyframes->setHidden(true);
423 void KeyframeEdit::slotResetKeyframe()
425 for (int col = 0; col < keyframe_list->columnCount(); ++col) {
426 DoubleParameterWidget *doubleparam = static_cast<DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
428 doubleparam->slotReset();
432 void KeyframeEdit::slotUpdateVisibleParameter(int id, bool update)
434 for (int i = 0; i < m_params.count(); ++i)
435 m_params[i].setAttribute("intimeline", (i == id ? "1" : "0"));
436 if (update) emit parameterChanged();
439 bool KeyframeEdit::isVisibleParam(const QString& name)
441 for (int col = 0; col < keyframe_list->columnCount(); ++col) {
442 QDomNode na = m_params.at(col).firstChildElement("name");
443 QString paramName = i18n(na.toElement().text().toUtf8().data());
444 if (paramName == name)
445 return m_params.at(col).attribute("intimeline") == "1";
450 void KeyframeEdit::checkVisibleParam()
452 if (m_params.count() == 0)
455 foreach(QDomElement elem, m_params) {
456 if (elem.attribute("intimeline") == "1")
460 slotUpdateVisibleParameter(0, false);
461 QRadioButton *radio = static_cast<QRadioButton*>(m_slidersLayout->itemAtPosition(0, 1)->widget());
463 radio->setChecked(true);
466 #include "keyframeedit.moc"