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 "doubleparameterwidget.h"
20 #include "kdenlivesettings.h"
23 #include <KGlobalSettings>
25 #include <QHeaderView>
27 KeyframeEdit::KeyframeEdit(QDomElement e, int minFrame, int maxFrame, Timecode tc, int activeKeyframe, QWidget* parent) :
35 // special case: keyframe for tracks, do not allow keyframes
36 widgetTable->setHidden(true);
38 keyframe_list->setFont(KGlobalSettings::generalFont());
39 buttonSeek->setChecked(KdenliveSettings::keyframeseek());
40 connect(buttonSeek, SIGNAL(toggled(bool)), this, SLOT(slotSetSeeking(bool)));
42 buttonKeyframes->setIcon(KIcon("list-add"));
43 button_add->setIcon(KIcon("list-add"));
44 button_add->setToolTip(i18n("Add keyframe"));
45 button_delete->setIcon(KIcon("list-remove"));
46 button_delete->setToolTip(i18n("Delete keyframe"));
47 buttonResetKeyframe->setIcon(KIcon("edit-undo"));
48 buttonSeek->setIcon(KIcon("insert-link"));
49 connect(keyframe_list, SIGNAL(itemSelectionChanged()), this, SLOT(slotAdjustKeyframeInfo()));
50 connect(keyframe_list, SIGNAL(cellChanged(int, int)), this, SLOT(slotGenerateParams(int, int)));
52 m_slidersLayout = new QGridLayout(param_sliders);
53 keyframe_list->setSelectionBehavior(QAbstractItemView::SelectRows);
54 keyframe_list->setSelectionMode(QAbstractItemView::SingleSelection);
55 addParameter(e, activeKeyframe);
56 keyframe_list->resizeRowsToContents();
58 //keyframe_list->horizontalHeader()->resizeSections(QHeaderView::ResizeToContents);
59 connect(button_delete, SIGNAL(clicked()), this, SLOT(slotDeleteKeyframe()));
60 connect(button_add, SIGNAL(clicked()), this, SLOT(slotAddKeyframe()));
61 connect(buttonKeyframes, SIGNAL(clicked()), this, SLOT(slotKeyframeMode()));
62 connect(buttonResetKeyframe, SIGNAL(clicked()), this, SLOT(slotResetKeyframe()));
63 connect(keyframe_pos, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustKeyframePos(int)));
65 //connect(keyframe_list, SIGNAL(itemDoubleClicked(QTreeWidgetItem *, int)), this, SLOT(slotSaveCurrentParam(QTreeWidgetItem *, int)));
67 keyframe_pos->setPageStep(1);
68 if (!keyframe_list->currentItem()) {
69 keyframe_list->setCurrentCell(0, 0);
70 keyframe_list->selectRow(0);
72 // ensure the keyframe list shows at least 3 lines
73 keyframe_list->setMinimumHeight(QFontInfo(keyframe_list->font()).pixelSize() * 9);
75 // Do not show keyframe table if only one keyframe exists at the beginning
76 if (keyframe_list->rowCount() < 2 && getPos(0) == m_min && m_max != -1)
77 widgetTable->setHidden(true);
79 buttonKeyframes->setHidden(true);
82 KeyframeEdit::~KeyframeEdit()
84 keyframe_list->blockSignals(true);
85 keyframe_list->clear();
87 while ((child = m_slidersLayout->takeAt(0)) != 0) {
88 QWidget *wid = child->widget();
95 void KeyframeEdit::addParameter(QDomElement e, int activeKeyframe)
97 keyframe_list->blockSignals(true);
98 m_params.append(e.cloneNode().toElement());
99 QDomNode na = e.firstChildElement("name");
100 QString paramName = i18n(na.toElement().text().toUtf8().data());
101 int columnId = keyframe_list->columnCount();
102 keyframe_list->insertColumn(columnId);
103 keyframe_list->setHorizontalHeaderItem(columnId, new QTableWidgetItem(paramName));
105 DoubleParameterWidget *doubleparam = new DoubleParameterWidget(paramName, 0,
106 m_params.at(columnId).attribute("min").toInt(), m_params.at(columnId).attribute("max").toInt(),
107 m_params.at(columnId).attribute("default").toInt(), m_params.at(columnId).attribute("suffix"), this);
108 connect(doubleparam, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustKeyframeValue(int)));
109 m_slidersLayout->addWidget(doubleparam, columnId, 0);
111 QStringList frames = e.attribute("keyframes").split(";", QString::SkipEmptyParts);
112 for (int i = 0; i < frames.count(); i++) {
113 int frame = frames.at(i).section(':', 0, 0).toInt();
116 for (j = 0; j < keyframe_list->rowCount(); j++) {
117 int currentPos = getPos(j);
118 if (frame == currentPos) {
119 keyframe_list->setItem(j, columnId, new QTableWidgetItem(frames.at(i).section(':', 1, 1)));
122 } else if (currentPos > frame) {
127 keyframe_list->insertRow(j);
128 keyframe_list->setVerticalHeaderItem(j, new QTableWidgetItem(getPosString(frame)));
129 keyframe_list->setItem(j, columnId, new QTableWidgetItem(frames.at(i).section(':', 1, 1)));
130 keyframe_list->resizeRowToContents(j);
132 if ((activeKeyframe > -1) && (activeKeyframe == frame)) {
133 keyframe_list->setCurrentCell(i, columnId);
134 keyframe_list->selectRow(i);
137 keyframe_list->resizeColumnsToContents();
138 keyframe_list->blockSignals(false);
139 slotAdjustKeyframeInfo(false);
140 button_delete->setEnabled(keyframe_list->rowCount() > 1);
143 void KeyframeEdit::slotDeleteKeyframe()
145 if (keyframe_list->rowCount() < 2)
147 int col = keyframe_list->currentColumn();
148 int row = keyframe_list->currentRow();
149 keyframe_list->removeRow(keyframe_list->currentRow());
150 row = qMin(row, keyframe_list->rowCount() - 1);
151 keyframe_list->setCurrentCell(row, col);
152 keyframe_list->selectRow(row);
154 button_delete->setEnabled(keyframe_list->rowCount() > 1);
157 void KeyframeEdit::slotAddKeyframe()
159 keyframe_list->blockSignals(true);
160 QTableWidgetItem *item = keyframe_list->currentItem();
161 int row = keyframe_list->currentRow();
162 int col = keyframe_list->currentColumn();
164 int pos1 = getPos(row);
167 if (row < (keyframe_list->rowCount() - 1)) {
168 result = pos1 + (getPos(row + 1) - pos1) / 2;
170 } else if (row == 0) {
178 int pos2 = getPos(row - 1);
179 result = pos2 + (pos1 - pos2) / 2;
182 keyframe_list->insertRow(newrow);
183 keyframe_list->setVerticalHeaderItem(newrow, new QTableWidgetItem(getPosString(result)));
184 for (int i = 0; i < keyframe_list->columnCount(); i++)
185 keyframe_list->setItem(newrow, i, new QTableWidgetItem(keyframe_list->item(item->row(), i)->text()));
187 keyframe_list->resizeRowsToContents();
188 slotAdjustKeyframeInfo();
189 keyframe_list->blockSignals(false);
191 button_delete->setEnabled(keyframe_list->rowCount() > 1);
192 keyframe_list->setCurrentCell(newrow, col);
193 keyframe_list->selectRow(newrow);
194 //slotGenerateParams(newrow, 0);
197 void KeyframeEdit::slotGenerateParams(int row, int column)
200 // position of keyframe changed
201 QTableWidgetItem *item = keyframe_list->item(row, 0);
205 int pos = getPos(row);
208 if (m_max != -1 && pos > m_max)
210 QString val = getPosString(pos);
211 if (val != keyframe_list->verticalHeaderItem(row)->text())
212 keyframe_list->verticalHeaderItem(row)->setText(val);
214 for (int col = 0; col < keyframe_list->horizontalHeader()->count(); col++) {
215 item = keyframe_list->item(row, col);
216 int v = item->text().toInt();
217 if (v >= m_params.at(col).attribute("max").toInt())
218 item->setText(m_params.at(col).attribute("max"));
219 if (v <= m_params.at(col).attribute("min").toInt())
220 item->setText(m_params.at(col).attribute("min"));
222 for (int i = 0; i < keyframe_list->rowCount(); i++) {
223 if (keyframe_list->item(i, col))
224 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, col)->text() + ';');
226 m_params[col].setAttribute("keyframes", keyframes);
229 emit parameterChanged();
233 QTableWidgetItem *item = keyframe_list->item(row, column);
237 int pos = getPos(row);
240 if (m_max != -1 && pos > m_max)
242 /*QList<QTreeWidgetItem *> duplicates = keyframe_list->findItems(val, Qt::MatchExactly, 0);
243 duplicates.removeAll(item);
244 if (!duplicates.isEmpty()) {
245 // Trying to insert a keyframe at existing value, revert it
246 val = m_timecode.getTimecodeFromFrames(m_previousPos);
248 QString val = getPosString(pos);
249 if (val != keyframe_list->verticalHeaderItem(row)->text())
250 keyframe_list->verticalHeaderItem(row)->setText(val);
252 int v = item->text().toInt();
253 if (v >= m_params.at(column).attribute("max").toInt())
254 item->setText(m_params.at(column).attribute("max"));
255 if (v <= m_params.at(column).attribute("min").toInt())
256 item->setText(m_params.at(column).attribute("min"));
257 slotAdjustKeyframeInfo(false);
260 for (int i = 0; i < keyframe_list->rowCount(); i++) {
261 if (keyframe_list->item(i, column))
262 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, column)->text() + ';');
264 m_params[column].setAttribute("keyframes", keyframes);
265 emit parameterChanged();
268 void KeyframeEdit::generateAllParams()
270 for (int col = 0; col < keyframe_list->columnCount(); col++) {
272 for (int i = 0; i < keyframe_list->rowCount(); i++) {
273 if (keyframe_list->item(i, col))
274 keyframes.append(QString::number(getPos(i)) + ':' + keyframe_list->item(i, col)->text() + ';');
276 m_params[col].setAttribute("keyframes", keyframes);
278 emit parameterChanged();
281 const QString KeyframeEdit::getValue(const QString &name)
283 for (int col = 0; col < keyframe_list->columnCount(); col++) {
284 QDomNode na = m_params.at(col).firstChildElement("name");
285 QString paramName = i18n(na.toElement().text().toUtf8().data());
286 if (paramName == name)
287 return m_params.at(col).attribute("keyframes");
292 void KeyframeEdit::slotAdjustKeyframeInfo(bool seek)
294 QTableWidgetItem *item = keyframe_list->currentItem();
299 QTableWidgetItem *above = keyframe_list->item(item->row() - 1, item->column());
300 QTableWidgetItem *below = keyframe_list->item(item->row() + 1, item->column());
302 min = getPos(above->row()) + 1;
304 max = getPos(below->row()) - 1;
306 keyframe_pos->blockSignals(true);
307 keyframe_pos->setRange(min, max);
308 keyframe_pos->setValue(getPos(item->row()));
309 keyframe_pos->blockSignals(false);
310 for (int col = 0; col < keyframe_list->columnCount(); col++) {
311 DoubleParameterWidget *doubleparam = static_cast <DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
314 doubleparam->blockSignals(true);
315 if (keyframe_list->item(item->row(), col)) {
316 doubleparam->setValue(keyframe_list->item(item->row(), col)->text().toInt());
318 kDebug() << "Null pointer exception caught: http://www.kdenlive.org/mantis/view.php?id=1771";
320 doubleparam->blockSignals(false);
322 if (KdenliveSettings::keyframeseek() && seek)
323 emit seekToPos(keyframe_pos->value() - m_min);
326 void KeyframeEdit::slotAdjustKeyframePos(int value)
328 QTableWidgetItem *item = keyframe_list->currentItem();
329 keyframe_list->verticalHeaderItem(item->row())->setText(getPosString(value));
330 slotGenerateParams(item->row(), -1);
331 if (KdenliveSettings::keyframeseek())
332 emit seekToPos(value - m_min);
335 void KeyframeEdit::slotAdjustKeyframeValue(int value)
339 QTableWidgetItem *item = keyframe_list->currentItem();
340 for (int col = 0; col < keyframe_list->columnCount(); col++) {
341 DoubleParameterWidget *doubleparam = static_cast <DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
344 int val = doubleparam->getValue();
345 QTableWidgetItem *nitem = keyframe_list->item(item->row(), col);
346 if (nitem->text().toInt() != val)
347 nitem->setText(QString::number(val));
349 //keyframe_list->item(item->row() - 1, item->column());
353 int KeyframeEdit::getPos(int row)
355 if (KdenliveSettings::frametimecode())
356 return keyframe_list->verticalHeaderItem(row)->text().toInt();
358 return m_timecode.getFrameCount(keyframe_list->verticalHeaderItem(row)->text());
361 QString KeyframeEdit::getPosString(int pos)
363 if (KdenliveSettings::frametimecode())
364 return QString::number(pos);
366 return m_timecode.getTimecodeFromFrames(pos);
369 void KeyframeEdit::slotSetSeeking(bool seek)
371 KdenliveSettings::setKeyframeseek(seek);
374 void KeyframeEdit::updateTimecodeFormat()
376 for (int row = 0; row < keyframe_list->rowCount(); ++row) {
377 QString pos = keyframe_list->verticalHeaderItem(row)->text();
378 if (KdenliveSettings::frametimecode())
379 keyframe_list->verticalHeaderItem(row)->setText(QString::number(m_timecode.getFrameCount(pos)));
381 keyframe_list->verticalHeaderItem(row)->setText(m_timecode.getTimecodeFromFrames(pos.toInt()));
385 void KeyframeEdit::slotKeyframeMode()
387 widgetTable->setHidden(false);
388 buttonKeyframes->setHidden(true);
392 void KeyframeEdit::slotResetKeyframe()
394 for (int col = 0; col < keyframe_list->columnCount(); ++col) {
395 DoubleParameterWidget *doubleparam = static_cast<DoubleParameterWidget*>(m_slidersLayout->itemAtPosition(col, 0)->widget());
397 doubleparam->slotReset();
401 #include "keyframeedit.moc"